initial design completed
authoralex <[email protected]>
Fri, 11 Sep 2020 23:40:51 +0000 (00:40 +0100)
committeralex <[email protected]>
Tue, 13 Oct 2020 07:22:47 +0000 (00:22 -0700)
68 files changed:
.gitignore [new file with mode: 0644]
Dockerfile
Makefile.am [new file with mode: 0644]
README.md
configure.ac [new file with mode: 0644]
include/add.h [new file with mode: 0644]
include/branch.h [new file with mode: 0644]
include/cat.h [new file with mode: 0644]
include/commit.h [new file with mode: 0644]
include/default.h [new file with mode: 0644]
include/edit.h [new file with mode: 0644]
include/editor.h [new file with mode: 0644]
include/exec.h [new file with mode: 0644]
include/git.h [new file with mode: 0644]
include/hash.h [new file with mode: 0644]
include/log.h [new file with mode: 0644]
include/ls.h [new file with mode: 0644]
include/main.h
include/opt.h [new file with mode: 0644]
include/prepend.h [new file with mode: 0644]
include/templ.h [new file with mode: 0644]
src/add.c [new file with mode: 0644]
src/branch.c [new file with mode: 0644]
src/cat.c [new file with mode: 0644]
src/commit.c [new file with mode: 0644]
src/default.c [new file with mode: 0644]
src/edit.c [new file with mode: 0644]
src/editor.c [new file with mode: 0644]
src/exec.c [new file with mode: 0644]
src/git.c [new file with mode: 0644]
src/hash.c [new file with mode: 0644]
src/log.c [new file with mode: 0644]
src/ls.c [new file with mode: 0644]
src/main.c
src/prepend.c [new file with mode: 0644]
src/templ.c [new file with mode: 0644]
templates/bug.template [new file with mode: 0644]
test/integration/Makefile.am [new file with mode: 0644]
test/integration/index.js [new file with mode: 0644]
test/integration/package-lock.json [new file with mode: 0644]
test/integration/package.json [new file with mode: 0644]
test/integration/test/add.integration.tests.js [new file with mode: 0644]
test/integration/test/branch.pattern.integration.test.js [new file with mode: 0644]
test/integration/test/cat.integration.tests.js [new file with mode: 0644]
test/integration/test/edit.integration.tests.js [new file with mode: 0644]
test/integration/test/ls.integration.tests.js [new file with mode: 0644]
test/integration/test/utils.js [new file with mode: 0644]
test/unit/Makefile.am [new file with mode: 0644]
test/unit/add.tests.c [new file with mode: 0644]
test/unit/add.tests.h [new file with mode: 0644]
test/unit/branch.tests.c [new file with mode: 0644]
test/unit/branch.tests.h [new file with mode: 0644]
test/unit/cat.tests.c [new file with mode: 0644]
test/unit/cat.tests.h [new file with mode: 0644]
test/unit/commit.tests.c [new file with mode: 0644]
test/unit/commit.tests.h [new file with mode: 0644]
test/unit/default.tests.c [new file with mode: 0644]
test/unit/default.tests.h [new file with mode: 0644]
test/unit/edit.tests.c [new file with mode: 0644]
test/unit/edit.tests.h [new file with mode: 0644]
test/unit/editor.tests.c [new file with mode: 0644]
test/unit/editor.tests.h [new file with mode: 0644]
test/unit/hash.tests.c [new file with mode: 0644]
test/unit/hash.tests.h [new file with mode: 0644]
test/unit/templ.tests.c [new file with mode: 0644]
test/unit/templ.tests.h [new file with mode: 0644]
test/unit/test_utils.c [new file with mode: 0644]
test/unit/test_utils.h [new file with mode: 0644]

diff --git a/.gitignore b/.gitignore
new file mode 100644 (file)
index 0000000..d2ee2e5
--- /dev/null
@@ -0,0 +1,17 @@
+# autoconf/automake
+Makefile
+*.in
+*.in~
+aclocal.m4
+autom4te.cache
+autoscan.log
+build-aux
+config.log
+config.status
+configure
+configure.scan
+include/config.h
+include/stamp-h1
+src/.deps
+src/.dirstamp
+test/unit/.deps
\ No newline at end of file
index 8829d17e5c6a867ecfcba3c09d825e44eca3450e..559c4cd60c5af56dd8ed0f150b1c16b84cbb7ec8 100644 (file)
@@ -1,9 +1,77 @@
-FROM debian:latest
+FROM debian:latest as base
 
 RUN apt-get update
-RUN apt-get install -y autoconf automake gcc make
+RUN apt-get install -y git autoconf automake gcc make vim
 
-WORKDIR /bugs
+FROM base as unit-tester
+
+RUN apt-get install -y gdb vim valgrind
+
+FROM base as core
+
+WORKDIR /build
+
+COPY Makefile.am .
+COPY configure.ac .
+
+COPY README.md .
+COPY templates templates/
+
+COPY test test/
 
 COPY include include/
-COPY src src/
\ No newline at end of file
+RUN autoreconf -vif
+
+COPY src src/
+RUN ./configure
+
+RUN make
+RUN make distcheck
+RUN make install
+
+FROM unit-tester
+
+WORKDIR /build
+COPY --from=core /build /build
+
+COPY --from=core /usr/local/share/git-extra/templates/ /usr/local/share/git-extra/templates/
+
+RUN ./configure
+RUN make check || cat test/unit/test-suite.log
+
+FROM node:latest as integration-tester
+
+COPY --from=core /usr/local/bin/git-ex /usr/local/bin/git-ex
+COPY --from=core /usr/local/share/git-extra/templates/ /usr/local/share/git-extra/templates/
+
+USER node
+WORKDIR /home/node
+
+COPY --from=core --chown=node:node /build/test/integration/index.js .
+COPY --from=core --chown=node:node /build/test/integration/package.json .
+COPY --from=core --chown=node:node /build/test/integration/package-lock.json .
+
+RUN npm install
+
+COPY --from=core --chown=node:node /build/test/integration/test/ test/
+
+RUN npm test
+
+FROM core as final
+
+WORKDIR /root
+RUN git init working
+
+# setup test repository; Docker image meant to be a sandbox
+WORKDIR /root/working
+
+RUN echo "test" > test.txt
+RUN git config --global core.editor vim
+
+RUN git config --local user.name "test"
+RUN git config --local user.email "test@email"
+
+RUN git add -A
+RUN git commit -a -m "..."
+
+ENTRYPOINT bash
\ No newline at end of file
diff --git a/Makefile.am b/Makefile.am
new file mode 100644 (file)
index 0000000..6334348
--- /dev/null
@@ -0,0 +1,76 @@
+templatesdir=$(datadir)/git-extra/templates
+
+AM_CPPFLAGS = \
+       -I$(top_builddir)/include/ \
+       -I$(top_srcdir)/include/ \
+       -DTEMPLATE_DIR='"$(templatesdir)"'
+
+bin_PROGRAMS = git-ex
+git_ex_SOURCES = \
+       src/add.c \
+       src/branch.c \
+       src/cat.c \
+       src/commit.c \
+       src/default.c \
+       src/edit.c \
+       src/editor.c \
+       src/exec.c \
+       src/git.c \
+       src/hash.c \
+       src/log.c \
+       src/ls.c \
+       src/main.c \
+       src/prepend.c \
+       src/templ.c
+git_ex_SOURCES += \
+       include/add.h \
+       include/branch.h \
+       include/cat.h \
+       include/commit.h \
+       include/default.h \
+       include/edit.h \
+       include/editor.h \
+       include/exec.h \
+       include/git.h \
+       include/hash.h \
+       include/log.h \
+       include/ls.h \
+       include/main.h \
+       include/opt.h \
+       include/prepend.h \
+       include/templ.h
+
+dist_doc_DATA = $(top_srcdir)/README.md
+dist_templates_DATA = \
+       $(top_srcdir)/templates/bug.template
+
+SUBDIRS = test/integration test/unit
+
+if HAVE_DOCKER
+IMAGE_NAME=git-extra
+CONTAINER_NAME=git-extra-test
+build:
+       docker build -t $(IMAGE_NAME) .
+
+run: build
+       docker run -d \
+               --name $(CONTAINER_NAME) \
+               --cap-add=SYS_PTRACE --security-opt seccomp=unconfined \
+               $(IMAGE_NAME)
+
+start: build
+       -docker run -it --rm \
+               --cap-add=SYS_PTRACE --security-opt seccomp=unconfined \
+               $(IMAGE_NAME)
+
+stop:
+       docker stop $(CONTAINER_NAME)
+       docker rm $(CONTAINER_NAME);
+else
+build: missing-local
+run: missing-local
+start: missing-local
+stop: missing-local
+missing-local:
+       @echo "docker not found"
+endif
\ No newline at end of file
index 6602990041971da51a3e00a95f8b71931ff194ed..ab80c6f68b4e9ef3be7ee5f404891f9a54489269 100644 (file)
--- a/README.md
+++ b/README.md
@@ -1,3 +1,3 @@
-# Bug Tracker
+# Git Extra
 
-Git-integrated bug tracker.
\ No newline at end of file
+Minimal utility for storing notes/bugs/etc. in an extra branch within git.
\ No newline at end of file
diff --git a/configure.ac b/configure.ac
new file mode 100644 (file)
index 0000000..bc6f3f6
--- /dev/null
@@ -0,0 +1,72 @@
+AC_PREREQ([2.69])
+AC_INIT([git-extra], [0.0.0])
+
+# Store build files not in main directory
+AC_CONFIG_AUX_DIR([build-aux])
+
+AM_INIT_AUTOMAKE([foreign subdir-objects nostdinc -Wall -Werror])
+
+AC_CONFIG_SRCDIR([src/main.c])
+AC_CONFIG_HEADERS([include/config.h])
+
+AC_ARG_ENABLE([memcheck],
+  [AS_HELP_STRING([--disable-memcheck],
+  [disable valgrind (enabled by default)])],
+  [enable_memcheck=$enableval],
+  [enable_memcheck=yes])
+
+AC_PATH_PROG([GIT], [git])
+AM_CONDITIONAL([HAVE_GIT], [test -n "$GIT"])
+AM_COND_IF([HAVE_GIT],,[AC_MSG_ERROR([Please install git before trying to build git-extra])])
+
+AC_PATH_PROG([DOCKER], [docker])
+AM_CONDITIONAL([HAVE_DOCKER], [test -n "$DOCKER"])
+
+AC_PATH_PROG([NODE], [node])
+AM_CONDITIONAL([HAVE_NODE], [test -n "$NODE"])
+
+AC_PATH_PROG([VALGRIND], [valgrind])
+AM_CONDITIONAL([HAVE_VALGRIND], [test -n "$VALGRIND"])
+
+dnl disable memcheck if valgrind not found
+if test "x$enable_memcheck" = "xyes"; then
+  if test -z "$VALGRIND"; then
+    enable_memcheck=no
+  fi
+fi
+
+AC_MSG_CHECKING([if memcheck should be enabled])
+if test x$enable_memcheck != xno; then
+  AC_MSG_RESULT(yes)
+else
+  AC_MSG_RESULT(no)
+fi
+
+AM_CONDITIONAL([ENABLE_MEMCHECK],[test x$enable_memcheck = xyes])
+
+# Checks for programs.
+AC_PROG_CC
+AC_PROG_INSTALL
+
+# Checks for libraries.
+
+# Checks for header files.
+AC_CHECK_HEADERS([stddef.h stdlib.h string.h unistd.h])
+
+# Checks for typedefs, structures, and compiler characteristics.
+AC_TYPE_OFF_T
+AC_TYPE_PID_T
+AC_TYPE_SIZE_T
+AC_TYPE_SSIZE_T
+
+# Checks for library functions.
+AC_FUNC_FORK
+AC_FUNC_MALLOC
+AC_CHECK_FUNCS([dup2 getcwd memset setenv])
+
+AC_CONFIG_FILES([
+       Makefile
+  test/integration/Makefile
+       test/unit/Makefile
+])
+AC_OUTPUT
diff --git a/include/add.h b/include/add.h
new file mode 100644 (file)
index 0000000..b90df92
--- /dev/null
@@ -0,0 +1,22 @@
+#ifndef __ADD_H_
+#define __ADD_H_
+
+#include<stdio.h>
+#include<stdlib.h>
+
+#include<commit.h>
+#include<editor.h>
+#include<git.h>
+#include<log.h>
+#include<opt.h>
+#include<templ.h>
+
+#define ADD_MESSAGE_ADDED_FILE_INDEX_HASH "added %s to index with hash: %s\n"
+#define ADD_MESSAGE_ALREADY_ADDED "%s already exists\n"
+#define ADD_MESSAGE_ADDED_FILE "added %s\n"
+#define ADD_MESSAGE_TEMP_FILENAME "temporary file %s created\n"
+
+int add(char*);
+int add_to_index(char*,char*);
+
+#endif
\ No newline at end of file
diff --git a/include/branch.h b/include/branch.h
new file mode 100644 (file)
index 0000000..a860dbf
--- /dev/null
@@ -0,0 +1,23 @@
+#ifndef __BRANCH_H_
+#define __BRANCH_H_
+
+#include<assert.h>
+#include<stddef.h>
+
+#include<exec.h>
+#include<git.h>
+#include<log.h>
+#include<opt.h>
+#include<prepend.h>
+
+#define BRANCH_MISSING_MESSAGE "branch `%s` missing\n"
+#define BRANCH_CREATED_MESSAGE "branch `%s` created\n"
+#define BRANCH_RESET_MESSAGE "switch back to branch `%s` \n"
+#define BRANCH_WORKING_BRANCH_ERROR_MESSAGE "failed to get current working branch; additional output might be printed above\n"
+
+int branch(char*,size_t);
+int branch_create();
+int branch_exists();
+int branch_reset();
+
+#endif
\ No newline at end of file
diff --git a/include/cat.h b/include/cat.h
new file mode 100644 (file)
index 0000000..ef6e682
--- /dev/null
@@ -0,0 +1,12 @@
+#ifndef __CAT_H_
+#define __CAT_H_
+
+#include<stdlib.h>
+
+#include<exec.h>
+#include<git.h>
+#include<log.h>
+
+int cat(char*);
+
+#endif
\ No newline at end of file
diff --git a/include/commit.h b/include/commit.h
new file mode 100644 (file)
index 0000000..f78b643
--- /dev/null
@@ -0,0 +1,12 @@
+#ifndef __COMMIT_H_
+#define __COMMIT_H_
+
+#include<assert.h>
+
+#include<branch.h>
+#include<git.h>
+#include<prepend.h>
+
+int commit(char*,size_t,char*);
+
+#endif
\ No newline at end of file
diff --git a/include/default.h b/include/default.h
new file mode 100644 (file)
index 0000000..485853f
--- /dev/null
@@ -0,0 +1,16 @@
+#ifndef __DEFAULT_H_
+#define __DEFAULT_H_
+
+#include<stdlib.h>
+#include<unistd.h>
+
+#include<exec.h>
+#include<git.h>
+#include<opt.h>
+
+int defaults();
+void default_branch();
+int default_editor();
+int default_path_prefix();
+
+#endif
\ No newline at end of file
diff --git a/include/edit.h b/include/edit.h
new file mode 100644 (file)
index 0000000..ee1dff2
--- /dev/null
@@ -0,0 +1,17 @@
+#ifndef __EDIT_H_
+#define __EDIT_H_
+
+#include<stdio.h>
+#include<stdlib.h>
+
+#include<add.h>
+#include<cat.h>
+#include<commit.h>
+#include<log.h>
+
+#define EDIT_MESSAGE_EDITTED_FILE "%s saved\n"
+#define EDIT_MESSAGE_TEMP_FILENAME "temporary file %s created\n"
+
+int edit(char*);
+
+#endif
\ No newline at end of file
diff --git a/include/editor.h b/include/editor.h
new file mode 100644 (file)
index 0000000..5c3fa83
--- /dev/null
@@ -0,0 +1,21 @@
+#ifndef __EDITOR_H_
+#define __EDITOR_H_
+
+#include<errno.h>
+#include<stdlib.h>
+#include<string.h>
+#include<sys/wait.h>
+#include<unistd.h>
+#include<wordexp.h>
+
+#include<exec.h>
+#include<hash.h>
+#include<log.h>
+#include<opt.h>
+
+#define EDITOR_MESSAGE_MISSING_EDITOR "no editor or core.editor config option set; set EDITOR env variable or pass --editor option\n"
+#define EDITOR_MESSAGE_NO_CHANGE "no change detected; aborting...\n"
+
+int editor(char*);
+
+#endif
\ No newline at end of file
diff --git a/include/exec.h b/include/exec.h
new file mode 100644 (file)
index 0000000..6cc4eeb
--- /dev/null
@@ -0,0 +1,17 @@
+#ifndef __EXEC_H_
+#define __EXEC_H_
+
+#include<errno.h>
+#include<stdlib.h>
+#include<string.h>
+#include<sys/wait.h>
+#include<unistd.h>
+
+#include<log.h>
+
+#define EXEC_INVALID_RETURN_STATUS "%s invalid return status [%d]\n"
+
+int exec_cmd(char**,char*,char*,size_t);
+int exec_cmd_with_stds(char**);
+
+#endif
\ No newline at end of file
diff --git a/include/git.h b/include/git.h
new file mode 100644 (file)
index 0000000..7b14ff3
--- /dev/null
@@ -0,0 +1,68 @@
+#ifndef __GIT_H_
+#define __GIT_H_
+
+#include<stdlib.h>
+#include<string.h>
+
+#include<exec.h>
+#include<log.h>
+#include<opt.h>
+
+#define HASH_BUF_LENGTH 41
+
+#define LS_TREE_MODE_LENGTH 7
+#define LS_TREE_TYPE_LENGTH 5
+#define LS_TREE_PREFIX_LENGTH LS_TREE_MODE_LENGTH+LS_TREE_TYPE_LENGTH
+#define LS_TREE_ENTRY_LENGTH HASH_BUF_LENGTH+LS_TREE_PREFIX_LENGTH
+
+#define GIT_COMMIT_DEFAULT_MESSAGE "updated using git-ex"
+#define GIT_COMMIT_DEFAULT_MESSAGE_LENGTH 21
+
+#define GIT_SYMBOLIC_REF_BRANCH_NAME_TOO_LARGE "consider making branch name shorter...\n"
+#define GIT_UPDATE_REF_BRANCH_NAME_TOO_LARGE "consider making branch name shorter...\n"
+
+enum git_exec_flags {
+       GIT_EXEC_FLAG_DEFAULT = 0,
+       GIT_EXEC_FLAG_WITH_STDS = 1
+};
+
+enum rev_parse_type {
+       REV_PARSE_BRANCH_NAME,
+       REV_PARSE_HASH,
+       REV_PARSE_TOP_LEVEL
+};
+
+enum hash_object_type {
+       HASH_OBJECT_DEFAULT,
+       HASH_OBJECT_ADD_TO_INDEX
+};
+
+#define git_branch(output,len) git(GIT_EXEC_FLAG_DEFAULT,NULL,output,len,"git","branch","--list",global_opts.branch,NULL)
+#define git_cat_file(hash) git(GIT_EXEC_FLAG_WITH_STDS,NULL,NULL,0,"git","cat-file","-p",hash,NULL)
+#define git_commit_tree(tree_hash,parent_hash,output,len) git(GIT_EXEC_FLAG_DEFAULT,NULL,output,len,"git","commit-tree","-m",(NULL!=global_opts.message)?global_opts.message:GIT_COMMIT_DEFAULT_MESSAGE,tree_hash,(NULL!=parent_hash)?"-p":NULL,parent_hash,NULL)
+#define git_config(option,output,len) git(GIT_EXEC_FLAG_DEFAULT,NULL,output,len,"git","config","--get",option,NULL)
+#define git_hash_object(filename,type,output,len) git(GIT_EXEC_FLAG_DEFAULT,NULL,output,len,"git","hash-object",filename,(HASH_OBJECT_ADD_TO_INDEX==type)?"-w":NULL,NULL)
+#define git_ls_tree(path,output,len) \
+       git( \
+               (NULL==path)?GIT_EXEC_FLAG_WITH_STDS:GIT_EXEC_FLAG_DEFAULT, \
+               NULL, \
+               output, \
+               len, \
+               "git", \
+               "ls-tree", \
+               global_opts.branch, \
+               (NULL==path)?"-r":path, \
+               (NULL!=path)?NULL:(GIT_LS_TREE_OPTION_NAME_ONLY==global_opts.ls_options)?"--name-only":NULL, \
+               NULL \
+       )
+#define git_mktree(output,len) git(GIT_EXEC_FLAG_DEFAULT,"\n",output,len,"git","mktree","--batch",NULL)
+#define git_reset() git(GIT_EXEC_FLAG_DEFAULT,NULL,NULL,0,"git","reset",NULL)
+#define git_rev_parse(type,output,len) git(GIT_EXEC_FLAG_DEFAULT,NULL,output,len,"git","rev-parse",(REV_PARSE_TOP_LEVEL==type)?"--show-toplevel":"--verify",(REV_PARSE_TOP_LEVEL==type)?NULL:"HEAD",(REV_PARSE_BRANCH_NAME==type)?"--abbrev-ref":NULL,NULL)
+#define git_symbolic_ref(branch) git(GIT_EXEC_FLAG_DEFAULT,NULL,NULL,0,"git","symbolic-ref","HEAD",branch,NULL)
+#define git_update_index(file_hash,path) git(GIT_EXEC_FLAG_DEFAULT,NULL,NULL,0,"git","update-index","--add","--cacheinfo","100644",file_hash,path,NULL)
+#define git_update_ref(commit_hash,branch) git(GIT_EXEC_FLAG_DEFAULT,NULL,NULL,0,"git","update-ref",branch,commit_hash,NULL)
+#define git_write_tree(output,len) git(GIT_EXEC_FLAG_DEFAULT,NULL,output,len,"git","write-tree",NULL)
+
+int git(enum git_exec_flags,char*,char*,size_t,...);
+
+#endif
\ No newline at end of file
diff --git a/include/hash.h b/include/hash.h
new file mode 100644 (file)
index 0000000..af13a15
--- /dev/null
@@ -0,0 +1,11 @@
+#ifndef __HASH_H_
+#define __HASH_H_
+
+#include<assert.h>
+
+#include<exec.h>
+#include<git.h>
+
+int hash(char*,char*,int);
+
+#endif
\ No newline at end of file
diff --git a/include/log.h b/include/log.h
new file mode 100644 (file)
index 0000000..544ab75
--- /dev/null
@@ -0,0 +1,18 @@
+#ifndef __LOG_H_
+#define __LOG_H_
+
+#include<stdarg.h>
+#include<stdio.h>
+
+extern int verbose_flag;
+
+enum log_level {
+       LOG_LEVEL_SILENT = -1, /* suppresses all output */
+       LOG_LEVEL_ERRORS = 0,  /* only prints errors */
+       LOG_LEVEL_DEFAULT = 1, /* normal output */
+       LOG_LEVEL_VERBOSE = 2  /* logging and debugging info */
+};
+
+void log_message(enum log_level,const char*,...);
+
+#endif
\ No newline at end of file
diff --git a/include/ls.h b/include/ls.h
new file mode 100644 (file)
index 0000000..9b3fac1
--- /dev/null
@@ -0,0 +1,13 @@
+#ifndef __LS_H_
+#define __LS_H_
+
+#include<stdlib.h>
+
+#include<exec.h>
+#include<git.h>
+
+#define LS_MESSAGE_TREE_LEVEL "using ls_tree option: %d\n"
+
+int ls(int);
+
+#endif
\ No newline at end of file
index faa8bd09f7e4a3f7f77aa94c4aca376094c5eec4..163cf88074d83389e70fe97b3b1b8c7442299e1b 100644 (file)
@@ -1,10 +1,26 @@
 #ifndef __MAIN_H_
 
-#include<stdio.h>
-#include<stdlib.h>
 #include<getopt.h>
+#include<stdlib.h>
+#include<string.h>
+
+#include<add.h>
+#include<cat.h>
+#include<default.h>
+#include<edit.h>
+#include<log.h>
+#include<ls.h>
+#include<opt.h>
+
+#define MAIN_BRANCH_SET_MESSAGE "using branch `%s`\n"
+#define MAIN_EDITOR_SET_MESSAGE "using %s as editor\n"
+#define MAIN_UNKNOWN_SUBCOMMAND_MESSAGE "unknown command `git ex %s`\n"
+#define MAIN_WRONG_NUMBER_ARGS "wrong number of arguments\n"
 
-extern int verbose_flag;
+#define MAIN_SUBCOMMAND_ADD "add"
+#define MAIN_SUBCOMMAND_CAT "cat"
+#define MAIN_SUBCOMMAND_EDIT "edit"
+#define MAIN_SUBCOMMAND_LS "ls"
 
 int main(int,char**);
 
diff --git a/include/opt.h b/include/opt.h
new file mode 100644 (file)
index 0000000..8df5028
--- /dev/null
@@ -0,0 +1,25 @@
+#ifndef __OPT_H_
+#define __OPT_H_
+
+// global options
+#define WORKING_BRANCH_BUF_SIZE 30
+
+enum ls_tree_options {
+       GIT_LS_TREE_OPTION_DEFAULT = 0,
+       GIT_LS_TREE_OPTION_FULL = 1,
+       GIT_LS_TREE_OPTION_NAME_ONLY = 2
+};
+
+struct options {
+       char *branch;
+       char *editor;
+       char *message;
+       char *path_prefix;
+       char *template;
+       enum ls_tree_options ls_options;
+       char working_branch[WORKING_BRANCH_BUF_SIZE];
+};
+
+extern struct options global_opts;
+
+#endif
\ No newline at end of file
diff --git a/include/prepend.h b/include/prepend.h
new file mode 100644 (file)
index 0000000..65f4a27
--- /dev/null
@@ -0,0 +1,10 @@
+#ifndef __PREPEND_H_
+#define __PREPEND_H_
+
+#include<assert.h>
+#include<stdlib.h>
+#include<string.h>
+
+char *prepend(char*,char*);
+
+#endif
\ No newline at end of file
diff --git a/include/templ.h b/include/templ.h
new file mode 100644 (file)
index 0000000..75fd2c9
--- /dev/null
@@ -0,0 +1,19 @@
+#ifndef __TEMPL_H_
+#define __TEMPL_H_
+
+#include<stdio.h>
+#include<stdlib.h>
+#include<string.h>
+#include<sys/sendfile.h>
+
+#include<opt.h>
+
+#define TEMPLATE_PREFIX "/"
+#define TEMPLATE_PREFIX_LENGTH 1
+#define TEMPLATE_SUFFIX ".template"
+#define TEMPLATE_SUFFIX_LENGTH 9
+#define TEMPLATE_EXTRA_LENGTH TEMPLATE_PREFIX_LENGTH+TEMPLATE_SUFFIX_LENGTH
+
+int template(int);
+
+#endif
\ No newline at end of file
diff --git a/src/add.c b/src/add.c
new file mode 100644 (file)
index 0000000..199177e
--- /dev/null
+++ b/src/add.c
@@ -0,0 +1,70 @@
+#include<add.h>
+
+int add(char *path) {
+       char ls_tree_result[LS_TREE_ENTRY_LENGTH];
+
+       if(NULL==path) { return EXIT_FAILURE; }
+
+       // verify not attempting to add same file again
+       if(branch_exists()>0) {
+               ls_tree_result[0] = 0;
+               if(git_ls_tree(path,ls_tree_result,LS_TREE_ENTRY_LENGTH)<0) { return EXIT_FAILURE; }
+               if(ls_tree_result[0]!=0) {
+                       log_message(LOG_LEVEL_ERRORS,ADD_MESSAGE_ALREADY_ADDED,path);
+                       return EXIT_FAILURE;
+               }
+       }
+
+       char filename[] = "/tmp/XXXXXX";
+       int fd = mkstemp(filename);
+       if(fd<0) { return EXIT_FAILURE; }
+
+       log_message(LOG_LEVEL_VERBOSE,ADD_MESSAGE_TEMP_FILENAME,filename);
+       
+       if(NULL!=global_opts.template) {
+               if(template(fd)<0) {
+                       close(fd);
+                       return EXIT_FAILURE;
+               }
+       }
+
+       close(fd);
+
+       if(add_to_index(filename,path)<0) { return EXIT_FAILURE; }
+
+       log_message(LOG_LEVEL_DEFAULT,ADD_MESSAGE_ADDED_FILE,path);
+
+       return EXIT_SUCCESS;
+}
+
+int add_to_index(char *tmp_filename, char *path) {
+       char file_hash[HASH_BUF_LENGTH];
+       int i;
+
+       if(editor(tmp_filename)<0) { goto cleanup; }
+
+       // add tmp file to index
+       if(git_hash_object(tmp_filename,HASH_OBJECT_ADD_TO_INDEX,file_hash,HASH_BUF_LENGTH)<0) { goto cleanup; }
+
+       log_message(LOG_LEVEL_VERBOSE,ADD_MESSAGE_ADDED_FILE_INDEX_HASH,path,file_hash);
+
+       // delete file
+       if(remove(tmp_filename)!=0) { return -1; }
+       
+       if(NULL!=global_opts.path_prefix) {
+               char *tmp = malloc(sizeof(char)*(strlen(path)+strlen(global_opts.path_prefix)+1));
+               if(NULL==tmp) { return -1; }
+
+               strcpy(tmp,global_opts.path_prefix);
+               strcat(tmp,path);
+
+               path = tmp;
+       }
+
+       if(commit(file_hash,HASH_BUF_LENGTH,path)<0) { return -1; }
+
+       return 1;
+       cleanup:
+               remove(tmp_filename);
+               return -1;
+}
\ No newline at end of file
diff --git a/src/branch.c b/src/branch.c
new file mode 100644 (file)
index 0000000..72ccf74
--- /dev/null
@@ -0,0 +1,115 @@
+#include<branch.h>
+
+int branch(char *commit_hash, size_t commit_hash_len) {
+       char *p;
+       int i;
+
+       assert(commit_hash_len==HASH_BUF_LENGTH);
+
+       if((i = branch_exists())<=0) {
+               log_message(LOG_LEVEL_VERBOSE,BRANCH_MISSING_MESSAGE,global_opts.branch);
+               if(i<0) { return -1; }
+               if(branch_create()<0) { return -1; }
+       }
+
+       // store current branch into global_opts.working_branch
+       if(git_rev_parse(REV_PARSE_BRANCH_NAME,global_opts.working_branch,WORKING_BRANCH_BUF_SIZE)<0) {
+               log_message(LOG_LEVEL_ERRORS,BRANCH_WORKING_BRANCH_ERROR_MESSAGE);
+               return -1;
+       }
+
+       // git rev-parse returns branch with \n at the end
+       while(i++<WORKING_BRANCH_BUF_SIZE) {
+               if(global_opts.working_branch[i]=='\0') { break; }
+               if(global_opts.working_branch[i]=='\n') {
+                       global_opts.working_branch[i] = '\0';
+                       break;
+               }
+       }
+
+       /* switch to extra branch and reset index
+        * 1. git symbolic-ref HEAD refs/heads/[BRANCH_NAME]
+        * 2. git reset
+        */
+
+       p = prepend("refs/heads/",global_opts.branch); // see git.c:365
+       if(NULL==p) { return -1; }
+       if(git_symbolic_ref(p)<0) { return -1; }
+       free(p);
+
+       if(git_reset()<0) { return -1; }
+
+       // store current commit's hash in buf
+       if(git_rev_parse(REV_PARSE_HASH,commit_hash,HASH_BUF_LENGTH)<0) {
+               log_message(LOG_LEVEL_ERRORS,BRANCH_WORKING_BRANCH_ERROR_MESSAGE);
+               return -1;
+       }
+
+       return 1;
+}
+
+int branch_create() {
+       char tree_hash[HASH_BUF_LENGTH];
+       char commit_hash[HASH_BUF_LENGTH];
+       char *p;
+       
+       /* 
+        * create blank branch if global_opts.branch doesn't exist:
+        * 1. echo "" | git mktree --batch
+        * 2. git commit-tree -m "init" [HASH from (1)]
+        * 3. git update-ref refs/heads/[global_opts.branch] [HASH from (2)]
+        */
+
+       // 1.)
+       if(git_mktree(tree_hash,HASH_BUF_LENGTH)<0) { return -1; }
+
+       // 2.)
+       char init_message[] = "init";
+       p = global_opts.message;
+       global_opts.message = init_message;
+       if(git_commit_tree(tree_hash,NULL,commit_hash,HASH_BUF_LENGTH)<0) { return -1; }
+       global_opts.message = p;
+               
+       // 3.)
+       p = prepend("refs/heads/",global_opts.branch);
+       if(NULL==p) { return -1; }
+       if(git_update_ref(commit_hash,p)<0) { return -1; }
+       free(p);
+
+       log_message(LOG_LEVEL_VERBOSE,BRANCH_CREATED_MESSAGE,global_opts.branch);
+
+       return 1;
+}
+
+int branch_exists() {
+       char output[HASH_BUF_LENGTH];
+       int i;
+       
+       output[0] = 0;
+       if(git_branch(output,HASH_BUF_LENGTH)<0) { return -1; }
+       
+       if(output[0]!=0) {
+               return 1;
+       }
+       return 0;
+}
+
+int branch_reset() {
+       char *p;
+
+       log_message(LOG_LEVEL_VERBOSE,BRANCH_RESET_MESSAGE,global_opts.working_branch);
+
+       /* switch back to working branch and reset index
+        * 1. git symbolic-ref HEAD refs/heads/[WORKING_BRANCH_NAME]
+        * 2. git reset
+        */
+
+       p = prepend("refs/heads/",global_opts.working_branch);
+       if(NULL==p) { return -1; }
+       if(git_symbolic_ref(p)<0) { return -1; }
+       free(p);
+
+       if(git_reset()<0) { return -1; }
+
+       return 1;
+}
\ No newline at end of file
diff --git a/src/cat.c b/src/cat.c
new file mode 100644 (file)
index 0000000..1900b92
--- /dev/null
+++ b/src/cat.c
@@ -0,0 +1,14 @@
+#include<cat.h>
+
+int cat(char *path) {
+       char ls_tree_result[LS_TREE_ENTRY_LENGTH];
+       
+       if(NULL==path) { return EXIT_FAILURE; }
+
+       // get reference to path in branch
+       if(git_ls_tree(path,ls_tree_result,LS_TREE_ENTRY_LENGTH)<0) { return EXIT_FAILURE; }
+       
+       if(git_cat_file(&(ls_tree_result[LS_TREE_PREFIX_LENGTH]))<0) { return EXIT_FAILURE; }
+       
+       return EXIT_SUCCESS;
+}
\ No newline at end of file
diff --git a/src/commit.c b/src/commit.c
new file mode 100644 (file)
index 0000000..3588858
--- /dev/null
@@ -0,0 +1,44 @@
+#include<commit.h>
+
+int commit(char *file_hash, size_t file_hash_len, char *path) {
+       char prev_commit_hash[HASH_BUF_LENGTH];
+       char tree_hash[HASH_BUF_LENGTH];
+       char commit_hash[HASH_BUF_LENGTH];
+       char *p;
+       int i;
+
+       assert(file_hash_len==HASH_BUF_LENGTH);
+
+       if(branch(prev_commit_hash,HASH_BUF_LENGTH)<0) { return -1; }
+
+       /*
+        * add object to tree from cache using git update-index
+        * and update extra branch's ref to point at new commit:
+        * 1. git update-index --add --cacheinfo 100644 [FILE_HASH] [PATH]
+        * 2. git write-tree
+        * 3. git commit-tree -m "[COMMIT_MESSAGE]" [HASH from (2)] -p [PARENT_COMMIT_HASH]
+        * 4. git update-ref refs/heads/[EXTRA_BRANCH_NAME] [HASH from (3)]
+        */
+
+       // 1.)
+       if(git_update_index(file_hash,path)<0) { goto reset; }
+
+       // 2.)
+       if(git_write_tree(tree_hash,HASH_BUF_LENGTH)<0) { goto reset; }
+
+       // 3.)
+       if(git_commit_tree(tree_hash,prev_commit_hash,commit_hash,HASH_BUF_LENGTH)<0) { goto reset; }
+       
+       // 4.)
+       p = prepend("refs/heads/",global_opts.branch);
+       if(NULL==p) { goto reset; }
+       if(git_update_ref(commit_hash,p)<0) { goto reset; }
+       free(p);
+       
+       if(branch_reset()<0) { return -1; }
+       
+       return 1;
+       reset:
+               if(branch_reset()<0) { return -1; }
+               return -1;
+}
\ No newline at end of file
diff --git a/src/default.c b/src/default.c
new file mode 100644 (file)
index 0000000..ae78ef6
--- /dev/null
@@ -0,0 +1,78 @@
+#include<default.h>
+
+struct options global_opts = {NULL,NULL,NULL,NULL,NULL,GIT_LS_TREE_OPTION_FULL};
+
+int defaults() {
+       default_branch();
+       if(default_editor()<0) { return -1; }
+       if(default_path_prefix()<0) { return -1; }
+
+       return 1;
+}
+
+void default_branch() {
+       global_opts.branch = getenv("GIT_EX_BRANCH");
+       if(NULL==global_opts.branch) {
+               global_opts.branch = "extra";
+       }
+}
+
+int default_editor() {
+       /*
+        * editor can be found in multiple places: (ordered by priority)
+        * -passed in via option (handled in main.c (called after this)
+        * -EDITOR env variable
+        * -git config
+       */
+       global_opts.editor = getenv("EDITOR");
+       if(NULL==global_opts.editor) {
+               char tmp[100]; // should be no longer than this; copying to global_opts below
+
+               if(git_config("core.editor",tmp,100)<0) {
+                       /*
+                        * will error out if core.editor
+                        * not set, proceed
+                        */
+                       return 1;
+               }
+
+               int i = strlen(tmp);
+               if(i>0) {
+                       global_opts.editor = malloc(sizeof(char)*(i+1));
+                       strcpy(global_opts.editor,tmp);
+               }
+       }
+
+       return 1;
+}
+
+int default_path_prefix() {
+       /*
+        * generate path prefix for when not working in git root directory
+        */
+       char *cwd,*root;
+       int i,cwd_len,root_len;
+
+       cwd = getcwd(NULL,0);
+       if(NULL==cwd) { return -1; }
+
+       // root will be at least as long as cwd
+       cwd_len = strlen(cwd)+1;
+       root = malloc(sizeof(char)*cwd_len);
+       if(NULL==root) { return -1; }
+
+       if(git_rev_parse(REV_PARSE_TOP_LEVEL,root,cwd_len)<0) { return -1; }
+       
+       cwd_len--;
+       root_len = strlen(root);
+
+       if(root_len<cwd_len) {
+               global_opts.path_prefix = malloc(sizeof(char)*(cwd_len-root_len+2));
+               strcpy(global_opts.path_prefix,&(cwd[root_len]));
+               strcat(global_opts.path_prefix,"/");
+       }
+       
+       free(cwd);
+
+       return 1;
+}
\ No newline at end of file
diff --git a/src/edit.c b/src/edit.c
new file mode 100644 (file)
index 0000000..73c5f57
--- /dev/null
@@ -0,0 +1,38 @@
+#include<edit.h>
+
+int edit(char *path) {
+       char file_hash[HASH_BUF_LENGTH];
+       fpos_t pos;
+       int fd;
+
+       if(NULL==path) { return EXIT_FAILURE; }
+
+       char filename[] = "/tmp/XXXXXX";
+       fd = mkstemp(filename);
+       close(fd);
+
+       log_message(LOG_LEVEL_VERBOSE,EDIT_MESSAGE_TEMP_FILENAME,filename);
+
+       // redirect stdout to tmp file
+       fd = dup(fileno(stdout));
+       if(NULL==freopen(filename,"w",stdout)) {
+               perror("freopen() failed");
+               return EXIT_FAILURE;
+       }
+
+       fflush(stdout);
+       
+       if(cat(path)!=EXIT_SUCCESS) { return EXIT_FAILURE; }
+
+       // reset stdout
+       while((dup2(fd,fileno(stdout))==-1)&&(errno==EINTR)) {}
+       close(fd);
+       clearerr(stdout);
+       fsetpos(stdout,&pos); /* for C9X */
+
+       if(add_to_index(filename,path)<0) { return EXIT_FAILURE; }
+
+       log_message(LOG_LEVEL_DEFAULT,EDIT_MESSAGE_EDITTED_FILE,path);
+
+       return EXIT_SUCCESS;
+}
\ No newline at end of file
diff --git a/src/editor.c b/src/editor.c
new file mode 100644 (file)
index 0000000..54bcee3
--- /dev/null
@@ -0,0 +1,35 @@
+#include<editor.h>
+
+int editor(char *filename) {
+       char pre_edit_hash[HASH_BUF_LENGTH];
+       char post_edit_hash[HASH_BUF_LENGTH];
+
+       if(NULL==filename) { return -1; }
+
+       if(NULL==global_opts.editor) {
+               log_message(LOG_LEVEL_ERRORS,EDITOR_MESSAGE_MISSING_EDITOR);
+               return -1;
+       }
+
+       if(hash(filename,pre_edit_hash,HASH_BUF_LENGTH)<0) { return -1; }
+
+       wordexp_t result;
+
+       if(wordexp(global_opts.editor,&result,WRDE_NOCMD)!=0) { goto clean; }
+       if(wordexp(filename,&result,WRDE_APPEND)!=0) { goto clean; }
+       if(exec_cmd_with_stds(result.we_wordv)<0) { goto clean; }
+
+       wordfree(&result);
+
+       if(hash(filename,post_edit_hash,HASH_BUF_LENGTH)<0) { return -1; }
+
+       if(memcmp(pre_edit_hash,post_edit_hash,HASH_BUF_LENGTH)==0) {
+               log_message(LOG_LEVEL_DEFAULT,EDITOR_MESSAGE_NO_CHANGE);
+               return -1;
+       }
+
+       return 1;
+       clean:
+               wordfree(&result);
+               return -1;
+}
\ No newline at end of file
diff --git a/src/exec.c b/src/exec.c
new file mode 100644 (file)
index 0000000..b4922bf
--- /dev/null
@@ -0,0 +1,121 @@
+#include<exec.h>
+
+int exec_cmd(char **argv, char *input, char *output, size_t output_len) {
+       int parent_to_child_fds[2];
+       int child_to_parent_fds[2];
+
+       if(pipe(parent_to_child_fds)==-1) {
+               perror("pipe() failed");
+               return -1;
+       }
+
+       if(pipe(child_to_parent_fds)==-1) {
+               perror("pipe() failed");
+               return -1;
+       }
+
+       pid_t pid = fork();
+       if(pid==-1) {
+               perror("fork() failed");
+               return -1;
+       } else if(pid==0) { // child
+               int i = 0;
+               while(argv[i]!=NULL) {
+                       log_message(LOG_LEVEL_VERBOSE,"%s ",argv[i]);
+                       i++;
+               }
+
+               while((dup2(parent_to_child_fds[0],STDIN_FILENO)==-1)&&(errno==EINTR)) {}
+               while((dup2(child_to_parent_fds[1],STDOUT_FILENO)==-1)&&(errno==EINTR)) {}
+               close(parent_to_child_fds[0]);
+               close(parent_to_child_fds[1]);
+               close(child_to_parent_fds[0]);
+               close(child_to_parent_fds[1]);
+
+               execvp(argv[0],argv);
+               perror("execvp() failed");
+               exit(1);
+       }
+       
+       close(child_to_parent_fds[1]);
+
+       if(NULL!=input) {
+               while(1) {
+                       ssize_t count = write(parent_to_child_fds[1],input,strlen(input)+1);
+                       if(-1==count) {
+                               if(EINTR==errno) {
+                                       // allow for retry if interrupted
+                                       continue;
+                               } else {
+                                       perror("read() failed");
+                                       return -1;
+                               }
+                       }
+                       break;
+               }
+       }
+
+       close(parent_to_child_fds[0]);
+       close(parent_to_child_fds[1]);
+
+       int status = 0;
+       if(wait(&status)==-1) {
+               perror("wait() failed");
+               return -1;
+       }
+
+       if(status!=0) {
+               log_message(LOG_LEVEL_VERBOSE,EXEC_INVALID_RETURN_STATUS,argv[0],status);
+               return -1;
+       }
+
+       if(NULL!=output) {
+               while(1) {
+                       ssize_t count = read(child_to_parent_fds[0],output,output_len);
+                       if(-1==count) {
+                               if(EINTR==errno) {
+                                       // allow for retry if interrupted
+                                       continue;
+                               } else {
+                                       perror("read() failed");
+                                       return -1;
+                               }
+                       }
+                       break;
+               }
+
+               // remove final newline from output (if exists)
+               strtok(output,"\n");
+               // make sure that output ends w/ '\0'
+               output[output_len-1] = '\0';
+       }
+
+       close(child_to_parent_fds[0]);
+       
+       return 1;
+}
+
+int exec_cmd_with_stds(char **argv) {
+       pid_t pid = fork();
+       if(pid==-1) {
+               perror("fork() failed");
+               return -1;
+       } else if(pid==0) { // child
+               execvp(argv[0],argv);
+               perror("execvp() failed");
+               exit(1);
+       }
+
+       int status = 0;
+       if(wait(&status)==-1) {
+               perror("wait() failed");
+               return -1;
+       }
+
+       if(status!=0) {
+               log_message(LOG_LEVEL_VERBOSE,EXEC_INVALID_RETURN_STATUS,argv[0],status);
+               return -1;
+       }
+
+       return 1;
+}
\ No newline at end of file
diff --git a/src/git.c b/src/git.c
new file mode 100644 (file)
index 0000000..57c402b
--- /dev/null
+++ b/src/git.c
@@ -0,0 +1,24 @@
+#include<git.h>
+
+char *argv[10];
+
+int git(enum git_exec_flags flags, char *input, char *output, size_t output_len, ...) {
+       va_list args;
+       va_start(args,output_len);
+       int i;
+
+       memset(argv,0,sizeof argv);
+
+       i = 0;
+       while(1) {
+               argv[i] = va_arg(args,char*);
+               if(NULL==argv[i]) { break; }
+               i++;
+       }
+       va_end(args);
+       
+       if(flags&GIT_EXEC_FLAG_WITH_STDS) {
+               return exec_cmd_with_stds(argv);
+       }
+       return exec_cmd(argv,input,output,output_len);
+}
\ No newline at end of file
diff --git a/src/hash.c b/src/hash.c
new file mode 100644 (file)
index 0000000..663844f
--- /dev/null
@@ -0,0 +1,9 @@
+#include<hash.h>
+
+int hash(char *filename, char *buf, int buf_len) {
+       assert(buf_len==HASH_BUF_LENGTH);
+
+       if(git_hash_object(filename,HASH_OBJECT_DEFAULT,buf,HASH_BUF_LENGTH)<0) { return -1; }
+
+       return 1;
+}
\ No newline at end of file
diff --git a/src/log.c b/src/log.c
new file mode 100644 (file)
index 0000000..69303e3
--- /dev/null
+++ b/src/log.c
@@ -0,0 +1,14 @@
+#include<log.h>
+
+int verbose_flag = LOG_LEVEL_DEFAULT;
+
+void log_message(enum log_level level, const char *format,...) {
+       if(verbose_flag>=0) {
+               if(level<=verbose_flag) {
+                       va_list args;
+                       va_start(args,format);
+                       vprintf(format,args);
+                       va_end(args);
+               }
+       }
+}
\ No newline at end of file
diff --git a/src/ls.c b/src/ls.c
new file mode 100644 (file)
index 0000000..bf676c8
--- /dev/null
+++ b/src/ls.c
@@ -0,0 +1,13 @@
+#include<ls.h>
+
+int ls(int ls_flag) {
+       log_message(LOG_LEVEL_VERBOSE,"flag: %d\n",ls_flag);
+       global_opts.ls_options = (GIT_LS_TREE_OPTION_FULL==ls_flag)?GIT_LS_TREE_OPTION_FULL:GIT_LS_TREE_OPTION_NAME_ONLY;
+       
+       log_message(LOG_LEVEL_VERBOSE,LS_MESSAGE_TREE_LEVEL,ls_flag);
+
+       // get list of files based on directory relative to git root
+       if(git_ls_tree(NULL,NULL,0)<0) { return EXIT_FAILURE; }
+       
+       return EXIT_SUCCESS;
+}
\ No newline at end of file
index f4821706d1af678582f6ed10b47dc16208fa51b6..2e578117df4fa0b521e67ccfca09bc6a49ca15f3 100644 (file)
 #include<main.h>
 
-int verbose_flag;
+/*
+ * main sets the following flags
+ * int verbose_flag (defined in log.c)
+ */
+
+int ls_flag = GIT_LS_TREE_OPTION_DEFAULT;
 
 static struct option long_options[] = {
-       {"verbose", no_argument, &verbose_flag, 1},
-       {"quiet", no_argument, &verbose_flag, 0},
+       {"long", no_argument, &ls_flag, GIT_LS_TREE_OPTION_FULL},
+       {"verbose", no_argument, &verbose_flag, LOG_LEVEL_VERBOSE},
+       {"quiet", no_argument, &verbose_flag, LOG_LEVEL_SILENT},
+       {"branch", required_argument, 0, 'b'},
+       {"editor", required_argument, 0, 'e'},
+       {"message", required_argument, 0, 'm'},
+       {"template", required_argument, 0, 't'},
        {0,0,0,0}
 };
 
 int main(int argc, char **argv) {
+       if(defaults()<0) { return EXIT_FAILURE; }
+
        int c;
 
        while(1) {
                int option_index = 0;
 
-               if((c = getopt_long(argc,argv,"vq",long_options,&option_index))==-1) { break; }
+               if((c = getopt_long(argc,argv,"vqm:b:e:lt:",long_options,&option_index))==-1) { break; }
 
                switch(c) {
                        case 0:
                                if(long_options[option_index].flag!=0) { break; }
 
-                               printf("option %s",long_options[option_index].name);
+                               log_message(LOG_LEVEL_VERBOSE,"option %s",long_options[option_index].name);
                                if(optarg) {
-                                       printf(" with arg %s",optarg);
+                                       log_message(LOG_LEVEL_VERBOSE," with arg %s",optarg);
                                }
-                               printf("\n");
+                               log_message(LOG_LEVEL_VERBOSE,"\n");
+                               return EXIT_FAILURE;
                                
                                break;
-                       case '?':
+                       case 'b':
+                               global_opts.branch = optarg;
+                               break;
+                       case 'e':
+                               if(NULL!=global_opts.editor) {
+                                       free(global_opts.editor);
+                               }
+                               global_opts.editor = optarg;
+                               break;
+                       case 'l':
+                               ls_flag = GIT_LS_TREE_OPTION_FULL;
+                               break;
+                       case 'm':
+                               global_opts.message = optarg;
                                break;
+                       case 'q':
+                               verbose_flag = LOG_LEVEL_ERRORS;
+                               break;
+                       case 't':
+                               global_opts.template = optarg;
+                               break;
+                       case 'v':
+                               verbose_flag = LOG_LEVEL_VERBOSE;
+                               break;
+                       case '?':
                        default:
                                return EXIT_FAILURE;
                }
        }
 
-       printf("verbose flag set\n");
+       log_message(LOG_LEVEL_VERBOSE,MAIN_BRANCH_SET_MESSAGE,global_opts.branch);
+       log_message(LOG_LEVEL_VERBOSE,MAIN_EDITOR_SET_MESSAGE,global_opts.editor);
+
+       if(optind<argc) {
+               char *p = argv[optind];
+               if(strcmp(MAIN_SUBCOMMAND_ADD,p)==0) {
+                       if(optind+2==argc) { // 1 extra arg: path
+                               return add(argv[optind+1]);
+                       }
+               } else if(strcmp(MAIN_SUBCOMMAND_CAT,p)==0) {
+                       if(optind+2==argc) { // 1 extra arg: path
+                               return cat(argv[optind+1]);
+                       }
+               } else if(strcmp(MAIN_SUBCOMMAND_EDIT,p)==0) {
+                       if(optind+2==argc) { // 1 extra arg: path
+                               return edit(argv[optind+1]);
+                       }
+               } else if(strcmp(MAIN_SUBCOMMAND_LS,p)==0) {
+                       if(optind+1==argc) {
+                               return ls(ls_flag);
+                       }
+               } else {
+                       log_message(LOG_LEVEL_ERRORS,MAIN_UNKNOWN_SUBCOMMAND_MESSAGE,p);
+                       return EXIT_FAILURE;
+               }
+       } else {
+               return ls(ls_flag);
+       }
 
-       return EXIT_SUCCESS;
+       log_message(LOG_LEVEL_ERRORS,MAIN_WRONG_NUMBER_ARGS);
+       return EXIT_FAILURE;
 }
\ No newline at end of file
diff --git a/src/prepend.c b/src/prepend.c
new file mode 100644 (file)
index 0000000..f6c02fe
--- /dev/null
@@ -0,0 +1,23 @@
+#include<prepend.h>
+
+char *prepend(char *prefix, char *str) {
+       char *p;
+       int len;
+
+       assert(prefix!=NULL);
+
+       if(NULL==str) { return NULL; }
+       
+       len = strlen(str);
+       len += strlen(prefix);
+       
+       //sanity check len - no way branch name should be this large
+       if(len>100) { return NULL; }
+
+       p = malloc(sizeof(char)*(len));
+       
+       strcpy(p,prefix);
+       strcat(p,str);
+
+       return p;
+}
\ No newline at end of file
diff --git a/src/templ.c b/src/templ.c
new file mode 100644 (file)
index 0000000..e2e62e9
--- /dev/null
@@ -0,0 +1,73 @@
+#include<templ.h>
+
+int template(int tmp_fd) {
+       /*
+        * copy template to temp file (if exists)
+        * will treat global_opts.template as a full path first,
+        * then search [ADD_TEMPLATE_PREFIX].template (see add.h)
+        */
+
+       if(NULL==global_opts.template) { return 0; }
+
+       FILE *fp = fopen(global_opts.template,"r");
+       if(NULL==fp) {
+               int len = strlen(global_opts.template);
+               
+               /*
+                * this is defined using autotools and
+                * can be modified with ./configure. See 
+                * templatesdir varible in top-level
+                * Makefile.am.
+                */
+               char templatedir[] = TEMPLATE_DIR;
+               len += strlen(templatedir);
+               
+               char *fullname = malloc(sizeof(char)*(len+TEMPLATE_EXTRA_LENGTH+1));
+               if(NULL==fullname) { return -1; }
+
+               strcpy(fullname,TEMPLATE_DIR);
+               strcat(fullname,TEMPLATE_PREFIX);
+               strcat(fullname,global_opts.template);
+               strcat(fullname,TEMPLATE_SUFFIX);
+
+               fp = fopen(fullname,"r");
+
+               free(fullname);
+       }
+
+       if(fp==NULL) { return 0; }
+       
+       if(0!=fseek(fp,0,SEEK_END)) {
+               perror("fseek() failed");
+               return -1;
+       }
+
+       long size = ftell(fp);
+       if(size<0) {
+               perror("ftell() failed");
+               return -1;
+       }
+
+       rewind(fp);
+
+       size_t count = size;
+
+       int template_fd = fileno(fp);
+       off_t off = 0;
+       while(count>0) {
+               ssize_t sent = sendfile(tmp_fd,template_fd,&off,count);
+               if(sent<0) {
+                       perror("sendfile() failed");
+                       fclose(fp);
+                       return -1;
+               }
+               count -= sent;
+       }
+
+       if(0!=fclose(fp)) {
+               perror("fclose() failed");
+               return -1;
+       }
+
+       return 1;
+}
\ No newline at end of file
diff --git a/templates/bug.template b/templates/bug.template
new file mode 100644 (file)
index 0000000..41ef75a
--- /dev/null
@@ -0,0 +1,4 @@
+Title: [TITLE]
+Date: [DATE]
+Description: [DESCRIPTION]
+Asignee: [ASIGNEE]
\ No newline at end of file
diff --git a/test/integration/Makefile.am b/test/integration/Makefile.am
new file mode 100644 (file)
index 0000000..d48a721
--- /dev/null
@@ -0,0 +1,67 @@
+EXTRA_DIST = \
+       index.js \
+       package.json \
+       package-lock.json \
+       test/utils.js \
+       test/ls.integration.tests.js \
+       test/cat.integration.tests.js \
+       test/edit.integration.tests.js \
+       test/add.integration.tests.js \
+       test/branch.pattern.integration.test.js
+
+if HAVE_DOCKER
+PACKAGE_CONTAINER_NAME=git_extra_package_init
+
+package_init:
+       docker run -d --name $(PACKAGE_CONTAINER_NAME) node:latest tail -f /dev/null
+       docker cp package.json $(PACKAGE_CONTAINER_NAME):/home/node/
+       docker cp package-lock.json $(PACKAGE_CONTAINER_NAME):/home/node/
+
+package_extract:
+       docker cp $(PACKAGE_CONTAINER_NAME):/home/node/package.json ./package.json
+       docker cp $(PACKAGE_CONTAINER_NAME):/home/node/package-lock.json ./package-lock.json
+       $(MAKE) -s package_stop
+
+package_stop:
+       docker stop $(PACKAGE_CONTAINER_NAME)
+       docker rm $(PACKAGE_CONTAINER_NAME)
+
+outdated: package_init
+       -docker exec -it -w /home/node $$(docker container ls -q -f name=$(PACKAGE_CONTAINER_NAME)) npm outdated
+       $(MAKE) -s package_stop
+
+update: package_init
+       -docker exec -it -w /home/node $$(docker container ls -q -f name=$(PACKAGE_CONTAINER_NAME)) /bin/bash
+       $(MAKE) -s package_extract
+
+inspect: package_init
+       docker exec -it $$(docker container ls -q -f name=$(PACKAGE_CONTAINER_NAME)) /bin/bash
+
+else
+build: missing-local
+run: missing-local
+extract: missing-local
+start: missing-local
+stop: missing-local
+package_init: missing-local
+package_extract: missing-local
+package_stop: missing-local
+outdated: missing-local
+update: missing-local
+inspect: missing-local
+missing-local:
+       @echo "docker not found"
+endif
+
+if HAVE_NODE
+all-local:
+       npm install
+
+check-local:
+       npm run test
+else
+all-local: missing-local
+check-local: missing-local
+missing-local:
+       @echo "node not found"
+endif
\ No newline at end of file
diff --git a/test/integration/index.js b/test/integration/index.js
new file mode 100644 (file)
index 0000000..a14ab47
--- /dev/null
@@ -0,0 +1 @@
+console.log("Run `npm run test` to run integration tests");
\ No newline at end of file
diff --git a/test/integration/package-lock.json b/test/integration/package-lock.json
new file mode 100644 (file)
index 0000000..bd1556a
--- /dev/null
@@ -0,0 +1,1166 @@
+{
+  "name": "git-extra-integration-tests",
+  "version": "0.0.0",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "ansi-colors": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/ansi-colors/-/ansi-colors-4.1.1.tgz",
+      "integrity": "sha512-JoX0apGbHaUJBNl6yF+p6JAFYZ666/hhCGKN5t9QFjbJQKUU/g8MNbFDbvfrgKXvI1QpZplPOnwIo99lX/AAmA==",
+      "dev": true
+    },
+    "ansi-regex": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
+      "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=",
+      "dev": true
+    },
+    "ansi-styles": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
+      "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
+      "dev": true,
+      "requires": {
+        "color-convert": "^2.0.1"
+      }
+    },
+    "anymatch": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.1.tgz",
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+          "integrity": "sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==",
+          "dev": true,
+          "requires": {
+            "p-locate": "^3.0.0",
+            "path-exists": "^3.0.0"
+          }
+        },
+        "p-limit": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.3.0.tgz",
+          "integrity": "sha512-//88mFWSJx8lxCzwdAABTJL2MyWB12+eIY7MDL2SqLmAkeKU9qxRvWuSyTjm3FUmpBEMuFfckAIqEaVGUDxb6w==",
+          "dev": true,
+          "requires": {
+            "p-try": "^2.0.0"
+          }
+        },
+        "p-locate": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-3.0.0.tgz",
+          "integrity": "sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==",
+          "dev": true,
+          "requires": {
+            "p-limit": "^2.0.0"
+          }
+        },
+        "path-exists": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
+          "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=",
+          "dev": true
+        },
+        "string-width": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
+          "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
+          "dev": true,
+          "requires": {
+            "emoji-regex": "^7.0.1",
+            "is-fullwidth-code-point": "^2.0.0",
+            "strip-ansi": "^5.1.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
+          "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
+          "dev": true,
+          "requires": {
+            "ansi-regex": "^4.1.0"
+          }
+        },
+        "yargs": {
+          "version": "14.2.3",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-14.2.3.tgz",
+          "integrity": "sha512-ZbotRWhF+lkjijC/VhmOT9wSgyBQ7+zr13+YLkhfsSiTriYsMzkTUFP18pFhWwBeMa5gUc1MzbhrO6/VB7c9Xg==",
+          "dev": true,
+          "requires": {
+            "cliui": "^5.0.0",
+            "decamelize": "^1.2.0",
+            "find-up": "^3.0.0",
+            "get-caller-file": "^2.0.1",
+            "require-directory": "^2.1.1",
+            "require-main-filename": "^2.0.0",
+            "set-blocking": "^2.0.0",
+            "string-width": "^3.0.0",
+            "which-module": "^2.0.0",
+            "y18n": "^4.0.0",
+            "yargs-parser": "^15.0.1"
+          }
+        },
+        "yargs-parser": {
+          "version": "15.0.1",
+          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-15.0.1.tgz",
+          "integrity": "sha512-0OAMV2mAZQrs3FkNpDQcBk1x5HXb8X4twADss4S0Iuk+2dGnLOE/fRHrsYm542GduMveyA77OF4wrNJuanRCWw==",
+          "dev": true,
+          "requires": {
+            "camelcase": "^5.0.0",
+            "decamelize": "^1.2.0"
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/test/integration/package.json b/test/integration/package.json
new file mode 100644 (file)
index 0000000..268a7a1
--- /dev/null
@@ -0,0 +1,14 @@
+{
+  "name": "git-extra-integration-tests",
+  "version": "0.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "mocha"
+  },
+  "author": "",
+  "license": "UNLICENSED",
+  "devDependencies": {
+    "mocha": "^8.1.3"
+  }
+}
diff --git a/test/integration/test/add.integration.tests.js b/test/integration/test/add.integration.tests.js
new file mode 100644 (file)
index 0000000..13ed888
--- /dev/null
@@ -0,0 +1,79 @@
+const assert = require('assert');
+const util = require('util');
+
+const exec = util.promisify(require('child_process').exec);
+const fs_stat = util.promisify(require('fs').stat);
+const fs_readFile = util.promisify(require('fs').readFile);
+
+const {reset_env,setup_env} = require('./utils.js');
+
+describe('add integration tests', () => {
+
+       /*
+        * This file should contain tests to test the full add functionality,
+        * from parsing command line options and their interactions with adding files.
+        * Should also test behavior of add which depends on state.
+        */
+
+       beforeEach(async() => {
+               await reset_env();
+               await setup_env();      
+       });
+
+       it('should succeed when adding a new file', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex add hello.txt',{cwd:"/home/node/working"});
+                       assert.deepStrictEqual(res,{stdout:'added hello.txt\n',stderr:''});
+               });
+       });
+
+       it('should fail when not given a file', async() => {
+               await assert.rejects(async() => await exec('git ex add',{cwd:"/home/node/working"}));
+       });
+
+       it('should succeed when given a valid template and verify template was applied', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex add -t bug hello.txt',{cwd:"/home/node/working"});
+                       assert.deepStrictEqual(res,{stdout:'added hello.txt\n',stderr:''});
+
+                       const expected = (await fs_readFile("/usr/local/share/git-extra/templates/bug.template","utf8"))+"hello\n";
+                       const written = (await exec('git ex cat hello.txt',{cwd:"/home/node/working"})).stdout;
+
+                       assert.deepStrictEqual(expected,written);
+               });
+       });
+
+       it(`should succeed when given a template which doesn't exist`, async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex add -t templatewhichdoesnotexist hello.txt',{cwd:"/home/node/working"});
+                       assert.deepStrictEqual(res,{stdout:'added hello.txt\n',stderr:''});
+
+                       const written = (await exec('git ex cat hello.txt',{cwd:"/home/node/working"})).stdout;
+                       assert.deepStrictEqual("hello\n",written);
+               });
+       });
+
+       it('should fail when attempting to add a file that has already been added', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex add hello.txt',{cwd:"/home/node/working"});
+                       assert.deepStrictEqual(res,{stdout:'added hello.txt\n',stderr:''});
+                       
+                       await assert.rejects(async() => await exec('git ex add hello.txt',{cwd:"/home/node/working"}));
+               });
+       });
+
+       it('should delete temporary file after adding', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex add -v hello.txt',{cwd:"/home/node/working"});
+                       const index = res.stdout.indexOf("temporary file ");
+                       assert(index>-1);
+                       const tmp_filename = res.stdout.substr(index+15,11);
+                       await assert.rejects(async() => fs_stat(tmp_filename));
+               });
+       });
+
+       after(async() => {
+               await reset_env();
+       });
+
+});
\ No newline at end of file
diff --git a/test/integration/test/branch.pattern.integration.test.js b/test/integration/test/branch.pattern.integration.test.js
new file mode 100644 (file)
index 0000000..d0f6e8c
--- /dev/null
@@ -0,0 +1,19 @@
+const assert = require('assert');
+const util = require('util');
+
+const exec = util.promisify(require('child_process').exec);
+
+const {reset_env,setup_env} = require('./utils.js');
+
+describe('branch pattern integration test', () => {
+
+       before(async() => {
+               await reset_env();
+               await setup_env();
+       });
+
+       it('should fail when given a branch pattern instead of the full branch', async() => {
+               await assert.rejects(async() => await exec('git ex add -b mas* hello.txt',{cwd:"/home/node/working"}));
+       });
+
+});
\ No newline at end of file
diff --git a/test/integration/test/cat.integration.tests.js b/test/integration/test/cat.integration.tests.js
new file mode 100644 (file)
index 0000000..bee78ab
--- /dev/null
@@ -0,0 +1,46 @@
+const assert = require('assert');
+const util = require('util');
+
+const exec = util.promisify(require('child_process').exec);
+
+const {reset_env,setup_env} = require('./utils.js');
+
+describe('cat integration tests', () => {
+
+       /*
+        * This file should contain tests to test cat functionality
+        */
+
+       beforeEach(async() => {
+               await reset_env();
+               await setup_env();
+               await exec('git ex add hello.txt',{cwd:"/home/node/working"});
+       });
+
+       it('should cat successfully', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex cat hello.txt',{cwd:"/home/node/working"});
+                       assert.deepStrictEqual(res,{stdout:'hello\n',stderr:''});
+               });
+       });
+
+       it(`should fail when given a file which doesn't exist`, async() => {
+               await assert.rejects(async() => await exec('git ex cat -b extra hello1.txt',{cwd:"/home/node/working"}));
+       });
+
+       it(`should fail when given a file which doesn't exist on the given branch`, async() => {
+               await assert.rejects(async() => await exec('git ex cat -b notarealbranch hello1.txt',{cwd:"/home/node/working"}));
+       });
+
+       it('should cat successfully on the current branch', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex cat -b master test.txt',{cwd:"/home/node/working"});
+                       assert.deepStrictEqual(res,{stdout:'test\n',stderr:''});
+               });
+       });
+
+       after(async() => {
+               await reset_env();
+       });
+
+});
\ No newline at end of file
diff --git a/test/integration/test/edit.integration.tests.js b/test/integration/test/edit.integration.tests.js
new file mode 100644 (file)
index 0000000..d27b9d4
--- /dev/null
@@ -0,0 +1,43 @@
+const assert = require('assert');
+const util = require('util');
+
+const exec = util.promisify(require('child_process').exec);
+
+const {reset_env,setup_env} = require('./utils.js');
+
+describe('edit integration tests', () => {
+
+       /*
+        * This file should contain tests to test the full edit functionality,
+        * from parsing command line options and their interactions with editting files.
+        * Should also test behavior of edit which depends on state.
+        */
+
+       beforeEach(async() => {
+               await reset_env();
+               await setup_env();
+               await exec('git ex add hello.txt',{cwd:"/home/node/working"});
+       });
+
+       it('should succeed when editting a new file', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex edit hello.txt',{cwd:"/home/node/working"});
+                       assert.deepStrictEqual(res,{stdout:'hello.txt saved\n',stderr:''});
+               });
+       });
+
+       it('should delete temporary file after editting', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex edit -v hello.txt',{cwd:"/home/node/working"});
+                       const index = res.stdout.indexOf("temporary file ");
+                       assert(index>-1);
+                       const tmp_filename = res.stdout.substr(index+15,11);
+                       await assert.rejects(async() => fs_stat(tmp_filename));
+               });
+       });
+
+       after(async() => {
+               await reset_env();
+       });
+
+});
\ No newline at end of file
diff --git a/test/integration/test/ls.integration.tests.js b/test/integration/test/ls.integration.tests.js
new file mode 100644 (file)
index 0000000..7e5e2c0
--- /dev/null
@@ -0,0 +1,75 @@
+const assert = require('assert');
+const util = require('util');
+
+const exec = util.promisify(require('child_process').exec);
+
+const {reset_env,setup_env} = require('./utils.js');
+
+describe('ls integration tests', () => {
+
+       /*
+        * This file should contain tests to test ls functionality.
+        */
+
+       beforeEach(async() => {
+               await reset_env();
+               await setup_env();
+               await exec('git ex add hello.txt',{cwd:"/home/node/working"});
+               await exec('git ex add hello1.txt',{cwd:"/home/node/working"});
+               await exec('mkdir test',{cwd:"/home/node/working"});
+               await exec('git ex add test/hello.txt',{cwd:"/home/node/working"});
+               await exec('mkdir -p test2/test',{cwd:"/home/node/working"});
+               await exec('git ex add test2/test/hello.txt',{cwd:"/home/node/working"});
+       });
+
+       it('should ls successfully', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex ls --long',{cwd:"/home/node/working"});
+
+                       let expected = '100644 blob ce013625030ba8dba906f756967f9e9ca394464a\thello.txt\n';
+                       expected += '100644 blob ce013625030ba8dba906f756967f9e9ca394464a\thello1.txt\n';
+                       expected += '100644 blob ce013625030ba8dba906f756967f9e9ca394464a\ttest/hello.txt\n';
+                       expected += '100644 blob ce013625030ba8dba906f756967f9e9ca394464a\ttest2/test/hello.txt\n';
+
+                       assert.deepStrictEqual(res,{stdout:expected,stderr:''});
+               });
+       });
+
+       it('should ls (only names) successfully', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex ls',{cwd:"/home/node/working"});
+
+                       let expected = 'hello.txt\n';
+                       expected += 'hello1.txt\n';
+                       expected += 'test/hello.txt\n';
+                       expected += 'test2/test/hello.txt\n';
+                       assert.deepStrictEqual(res,{stdout:expected,stderr:''});
+               });
+       });
+
+       it('should ls inside a sub-directory successfully', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex ls --long',{cwd:"/home/node/working/test"});
+
+                       const expected = '100644 blob ce013625030ba8dba906f756967f9e9ca394464a\thello.txt\n';
+                       assert.deepStrictEqual(res,{stdout:expected,stderr:''});
+               });
+       });
+
+       it('should ls properly when not given any arguments', async() => {
+               await assert.doesNotReject(async() => {
+                       const res = await exec('git ex',{cwd:"/home/node/working"});
+
+                       let expected = 'hello.txt\n';
+                       expected += 'hello1.txt\n';
+                       expected += 'test/hello.txt\n';
+                       expected += 'test2/test/hello.txt\n';
+                       assert.deepStrictEqual(res,{stdout:expected,stderr:''});
+               });
+       });
+
+       after(async() => {
+               await reset_env();
+       });
+
+});
\ No newline at end of file
diff --git a/test/integration/test/utils.js b/test/integration/test/utils.js
new file mode 100644 (file)
index 0000000..b4ae39c
--- /dev/null
@@ -0,0 +1,25 @@
+const assert = require('assert');
+const util = require('util');
+
+const exec = util.promisify(require('child_process').exec);
+
+const workdir = "working";
+
+const reset_env = async() => {
+       await assert.doesNotReject(async() => await exec(`rm -rf ${workdir}`,{cwd:"/home/node/"}));
+};
+
+const setup_env = async() => {
+       await assert.doesNotReject(async() => await exec(`git init ${workdir}`,{cwd:"/home/node/"}));
+       await assert.doesNotReject(async() => await exec('git config --local user.email "[email protected]"',{cwd:"/home/node/working"}));
+       await assert.doesNotReject(async() => await exec('git config --local user.name "test"',{cwd:"/home/node/working"}));
+       await assert.doesNotReject(async() => await exec(`git config --local core.editor "sh -c 'echo \\"hello\\" >> \\"\\$0\\"'"`,{cwd:"/home/node/working"}));
+       await assert.doesNotReject(async() => await exec(`echo "test" > test.txt`,{cwd:"/home/node/working"}));
+       await assert.doesNotReject(async() => await exec(`git add -A`,{cwd:"/home/node/working"}));
+       await assert.doesNotReject(async() => await exec(`git commit -a -m "..."`,{cwd:"/home/node/working"}));
+};
+
+module.exports = {
+       reset_env,
+       setup_env
+};
\ No newline at end of file
diff --git a/test/unit/Makefile.am b/test/unit/Makefile.am
new file mode 100644 (file)
index 0000000..6fdee03
--- /dev/null
@@ -0,0 +1,100 @@
+TEMPLATE_DIR=$(builddir)/
+
+AM_CPPFLAGS = \
+       -I$(top_builddir)/include/ \
+       -I$(top_builddir)/test/unit/ \
+       -I$(top_srcdir)/include/ \
+       -I$(top_srcdir)/test/unit/ \
+       -DTEMPLATE_DIR='"$(TEMPLATE_DIR)"'
+
+EXTRA_DIST = \
+       add.tests.h \
+       branch.tests.h \
+       cat.tests.h \
+       commit.tests.h \
+       default.tests.h \
+       editor.tests.h \
+       edit.tests.h \
+       hash.tests.h \
+       templ.tests.h \
+       test_utils.h
+
+check_PROGRAMS = add.tests branch.tests cat.tests commit.tests default.tests edit.tests editor.tests hash.tests templ.tests
+TESTS = $(check_PROGRAMS)
+
+if ENABLE_MEMCHECK
+LOG_COMPILER = $(VALGRIND)
+AM_LOG_FLAGS = --leak-check=full -v
+endif
+
+common_SOURCES = test_utils.c
+
+TEST_SRC_DIR = $(top_srcdir)/src
+
+common_SOURCES += \
+       $(TEST_SRC_DIR)/default.c \
+       $(TEST_SRC_DIR)/exec.c \
+       $(TEST_SRC_DIR)/git.c \
+       $(TEST_SRC_DIR)/log.c
+
+add_tests_SOURCES = \
+       $(common_SOURCES) \
+       add.tests.c \
+       $(TEST_SRC_DIR)/add.c \
+       $(TEST_SRC_DIR)/branch.c \
+       $(TEST_SRC_DIR)/commit.c \
+       $(TEST_SRC_DIR)/editor.c \
+       $(TEST_SRC_DIR)/hash.c \
+       $(TEST_SRC_DIR)/prepend.c \
+       $(TEST_SRC_DIR)/templ.c
+
+branch_tests_SOURCES = \
+       $(common_SOURCES) \
+       branch.tests.c \
+       $(TEST_SRC_DIR)/branch.c \
+       $(TEST_SRC_DIR)/prepend.c
+
+cat_tests_SOURCES = \
+       $(common_SOURCES) \
+       cat.tests.c \
+       $(TEST_SRC_DIR)/cat.c
+
+commit_tests_SOURCES = \
+       $(common_SOURCES) \
+       commit.tests.c \
+       $(TEST_SRC_DIR)/branch.c \
+       $(TEST_SRC_DIR)/commit.c \
+       $(TEST_SRC_DIR)/prepend.c
+
+default_tests_SOURCES = \
+       $(common_SOURCES) \
+       default.tests.c
+
+edit_tests_SOURCES = \
+       $(common_SOURCES) \
+       edit.tests.c \
+       $(TEST_SRC_DIR)/add.c \
+       $(TEST_SRC_DIR)/branch.c \
+       $(TEST_SRC_DIR)/cat.c \
+       $(TEST_SRC_DIR)/commit.c \
+       $(TEST_SRC_DIR)/edit.c \
+       $(TEST_SRC_DIR)/editor.c \
+       $(TEST_SRC_DIR)/hash.c \
+       $(TEST_SRC_DIR)/prepend.c \
+       $(TEST_SRC_DIR)/templ.c
+
+editor_tests_SOURCES = \
+       $(common_SOURCES) \
+       editor.tests.c \
+       $(TEST_SRC_DIR)/editor.c \
+       $(TEST_SRC_DIR)/hash.c
+
+hash_tests_SOURCES = \
+       $(common_SOURCES) \
+       hash.tests.c \
+       $(TEST_SRC_DIR)/hash.c
+
+templ_tests_SOURCES = \
+       $(common_SOURCES) \
+       templ.tests.c \
+       $(TEST_SRC_DIR)/templ.c
\ No newline at end of file
diff --git a/test/unit/add.tests.c b/test/unit/add.tests.c
new file mode 100644 (file)
index 0000000..09d0402
--- /dev/null
@@ -0,0 +1,18 @@
+#include<add.tests.h>
+
+int main() {
+       setup_env();
+
+       add_basic_test();
+
+       clean_env();
+}
+
+void add_basic_test() {
+       defaults();
+       
+       assert(EXIT_FAILURE==add(NULL));
+       assert(EXIT_SUCCESS==add("test.txt"));
+       assert(EXIT_FAILURE==add("test.txt"));
+       assert(EXIT_SUCCESS==add("test2.txt"));
+}
\ No newline at end of file
diff --git a/test/unit/add.tests.h b/test/unit/add.tests.h
new file mode 100644 (file)
index 0000000..5aa9ba0
--- /dev/null
@@ -0,0 +1,12 @@
+#ifndef __ADD_TESTS_H_
+#define __ADD_TESTS_H_
+
+#include<test_utils.h>
+
+#include<add.h>
+#include<default.h>
+
+int main();
+void add_basic_test();
+
+#endif
\ No newline at end of file
diff --git a/test/unit/branch.tests.c b/test/unit/branch.tests.c
new file mode 100644 (file)
index 0000000..8f5d695
--- /dev/null
@@ -0,0 +1,44 @@
+#include<branch.tests.h>
+
+int main() {
+       setup_env();
+
+       branch_create_basic_test();
+       reset_env();
+
+       branch_exists_basic_test();
+       reset_env();
+
+       branch_basic_test();
+       branch_reset_basic_test();
+
+       clean_env();
+}
+
+void branch_basic_test() {
+       global_opts.branch = "extra";
+
+       char got[HASH_BUF_LENGTH];
+
+       assert(1==branch(got,HASH_BUF_LENGTH));
+}
+
+void branch_create_basic_test() {
+       global_opts.branch = NULL;
+       assert(branch_create()<0);
+
+       global_opts.branch = "test";
+       assert(branch_create()==1);
+}
+
+void branch_exists_basic_test() {
+       global_opts.branch = "master";
+       assert(branch_exists()==1);
+
+       global_opts.branch = "notarealbranch";
+       assert(branch_exists()==0);
+}
+
+void branch_reset_basic_test() {
+       assert(branch_reset()==1);
+}
\ No newline at end of file
diff --git a/test/unit/branch.tests.h b/test/unit/branch.tests.h
new file mode 100644 (file)
index 0000000..04d3c14
--- /dev/null
@@ -0,0 +1,14 @@
+#ifndef __BRANCH_TESTS_H_
+#define __BRANCH_TESTS_H_
+
+#include<test_utils.h>
+
+#include<branch.h>
+
+int main();
+void branch_basic_test();
+void branch_create_basic_test();
+void branch_exists_basic_test();
+void branch_reset_basic_test();
+
+#endif
\ No newline at end of file
diff --git a/test/unit/cat.tests.c b/test/unit/cat.tests.c
new file mode 100644 (file)
index 0000000..9bd542c
--- /dev/null
@@ -0,0 +1,19 @@
+#include<cat.tests.h>
+
+int main() {
+       setup_env();
+
+       cat_basic_test();
+
+       clean_env();
+}
+
+void cat_basic_test() {
+       assert(EXIT_FAILURE==cat(NULL));
+
+       global_opts.branch = "extra";
+       assert(EXIT_FAILURE==cat("test.txt"));
+
+       global_opts.branch = "master";
+       assert(EXIT_SUCCESS==cat("test.txt"));
+}
\ No newline at end of file
diff --git a/test/unit/cat.tests.h b/test/unit/cat.tests.h
new file mode 100644 (file)
index 0000000..d1dbb20
--- /dev/null
@@ -0,0 +1,11 @@
+#ifndef __CAT_TESTS_H_
+#define __CAT_TESTS_H_
+
+#include<test_utils.h>
+
+#include<cat.h>
+
+int main();
+void cat_basic_test();
+
+#endif
\ No newline at end of file
diff --git a/test/unit/commit.tests.c b/test/unit/commit.tests.c
new file mode 100644 (file)
index 0000000..a6e15c1
--- /dev/null
@@ -0,0 +1,30 @@
+#include<commit.tests.h>
+
+int main() {
+       setup_env();
+
+       commit_basic_test();
+
+       clean_env();
+}
+
+void commit_basic_test() {
+       assert(0==system("echo 'test2' > test2.txt"));
+
+       global_opts.branch = "extra";
+
+       char file_hash[HASH_BUF_LENGTH];
+       memset(file_hash,0,HASH_BUF_LENGTH);
+
+       char **argv;
+       int i;
+       
+       assert(1==git_hash_object("test2.txt",HASH_OBJECT_ADD_TO_INDEX,file_hash,HASH_BUF_LENGTH));
+       
+       char c = file_hash[0];
+       file_hash[0]++;
+       assert(commit(file_hash,HASH_BUF_LENGTH,"hahahah")<0);
+
+       file_hash[0] = c;
+       assert(1==commit(file_hash,HASH_BUF_LENGTH,"hahahah"));
+}
\ No newline at end of file
diff --git a/test/unit/commit.tests.h b/test/unit/commit.tests.h
new file mode 100644 (file)
index 0000000..2f683cf
--- /dev/null
@@ -0,0 +1,11 @@
+#ifndef __COMMIT_TESTS_H_
+#define __COMMIT_TESTS_H_
+
+#include<test_utils.h>
+
+#include<commit.h>
+
+int main();
+void commit_basic_test();
+
+#endif
\ No newline at end of file
diff --git a/test/unit/default.tests.c b/test/unit/default.tests.c
new file mode 100644 (file)
index 0000000..93e326c
--- /dev/null
@@ -0,0 +1,26 @@
+#include<default.tests.h>
+
+int main() {
+       setup_env();
+
+       default_basic_test();
+       default_editor_basic_test();
+
+       clean_env();
+}
+
+void default_basic_test() {
+       defaults();
+
+       assert(0==strcmp(global_opts.branch,"extra"));
+       assert(0==strcmp(global_opts.editor,"sh -c 'echo \"hello\" >> \"$0\"'"));
+       assert(NULL==global_opts.path_prefix);
+}
+
+void default_editor_basic_test() {
+       assert(0==setenv("EDITOR","hahahahah",1));
+
+       assert(default_editor()==1);
+
+       assert(0==strcmp(global_opts.editor,"hahahahah"));
+}
\ No newline at end of file
diff --git a/test/unit/default.tests.h b/test/unit/default.tests.h
new file mode 100644 (file)
index 0000000..ea22576
--- /dev/null
@@ -0,0 +1,14 @@
+#ifndef __DEFAULT_TESTS_H_
+#define __DEFAULT_TESTS_H_
+
+#include<stdlib.h>
+
+#include<test_utils.h>
+
+#include<default.h>
+
+int main();
+void default_basic_test();
+void default_editor_basic_test();
+
+#endif
\ No newline at end of file
diff --git a/test/unit/edit.tests.c b/test/unit/edit.tests.c
new file mode 100644 (file)
index 0000000..186266c
--- /dev/null
@@ -0,0 +1,21 @@
+#include<edit.tests.h>
+
+int main() {
+       setup_env();
+
+       edit_basic_test();
+
+       clean_env();
+}
+
+void edit_basic_test() {
+       defaults();
+
+       assert(EXIT_FAILURE==edit(NULL));
+       assert(EXIT_FAILURE==edit("test.txt"));
+
+       assert(EXIT_SUCCESS==add("test.txt"));
+       assert(EXIT_SUCCESS==edit("test.txt"));
+
+       assert(EXIT_FAILURE==edit("test2.txt"));
+}
\ No newline at end of file
diff --git a/test/unit/edit.tests.h b/test/unit/edit.tests.h
new file mode 100644 (file)
index 0000000..2328a80
--- /dev/null
@@ -0,0 +1,12 @@
+#ifndef __EDIT_TESTS_H_
+#define __EDIT_TESTS_H_
+
+#include<test_utils.h>
+
+#include<default.h>
+#include<edit.h>
+
+int main();
+void edit_basic_test();
+
+#endif
\ No newline at end of file
diff --git a/test/unit/editor.tests.c b/test/unit/editor.tests.c
new file mode 100644 (file)
index 0000000..936a125
--- /dev/null
@@ -0,0 +1,21 @@
+#include<editor.tests.h>
+
+int main() {
+       setup_env();
+
+       editor_basic_test();
+
+       clean_env();
+}
+
+void editor_basic_test() {
+       defaults();
+
+       assert(editor(NULL)<0);
+       assert(editor("filewhichdoesntexist.txt")<0);
+       
+       assert(editor("test.txt")>0);
+
+       global_opts.editor = "sh -c 'echo \"$0\"'";
+       assert(editor("test.txt")<0);
+}
\ No newline at end of file
diff --git a/test/unit/editor.tests.h b/test/unit/editor.tests.h
new file mode 100644 (file)
index 0000000..c979df9
--- /dev/null
@@ -0,0 +1,12 @@
+#ifndef __EDITOR_TESTS_H_
+#define __EDITOR_TESTS_H_
+
+#include<test_utils.h>
+
+#include<default.h>
+#include<editor.h>
+
+int main();
+void editor_basic_test();
+
+#endif
\ No newline at end of file
diff --git a/test/unit/hash.tests.c b/test/unit/hash.tests.c
new file mode 100644 (file)
index 0000000..788e45a
--- /dev/null
@@ -0,0 +1,20 @@
+#include<hash.tests.h>
+
+int main() {
+       setup_env();
+
+       hash_basic_test();
+
+       clean_env();
+}
+
+void hash_basic_test() {
+       char expected[HASH_BUF_LENGTH] = "9daeafb9864cf43055ae93beb0afd6c7d144bfa4";
+       char got[HASH_BUF_LENGTH];
+
+       memset(got,0,HASH_BUF_LENGTH);
+
+       assert(hash("test.txt",got,HASH_BUF_LENGTH)==1);
+
+       assert(memcmp(expected,got,HASH_BUF_LENGTH)==0);
+}
\ No newline at end of file
diff --git a/test/unit/hash.tests.h b/test/unit/hash.tests.h
new file mode 100644 (file)
index 0000000..710d281
--- /dev/null
@@ -0,0 +1,11 @@
+#ifndef __HASH_TESTS_H_
+#define __HASH_TESTS_H_
+
+#include<test_utils.h>
+
+#include<hash.h>
+
+int main();
+void hash_basic_test();
+
+#endif
\ No newline at end of file
diff --git a/test/unit/templ.tests.c b/test/unit/templ.tests.c
new file mode 100644 (file)
index 0000000..cc69a74
--- /dev/null
@@ -0,0 +1,25 @@
+#include<templ.tests.h>
+
+int main() {
+       setup_env();
+
+       template_basic_test();
+
+       clean_env();
+}
+
+void template_basic_test() {
+       char filename[] = "/tmp/XXXXXX";
+       int fd = mkstemp(filename);
+
+       assert(fd>=0);
+
+       global_opts.template = NULL;
+       assert(template(fd)==0);
+
+       global_opts.template = "notavalidtemplatename";
+       assert(template(fd)==0);
+
+       global_opts.template = "test.template";
+       assert(template(fd)==1);
+}
\ No newline at end of file
diff --git a/test/unit/templ.tests.h b/test/unit/templ.tests.h
new file mode 100644 (file)
index 0000000..c502065
--- /dev/null
@@ -0,0 +1,11 @@
+#ifndef __TEMPL_TESTS_H_
+#define __TEMPL_TESTS_H_
+
+#include<test_utils.h>
+
+#include<templ.h>
+
+int main();
+void template_basic_test();
+
+#endif
\ No newline at end of file
diff --git a/test/unit/test_utils.c b/test/unit/test_utils.c
new file mode 100644 (file)
index 0000000..1cf07a8
--- /dev/null
@@ -0,0 +1,29 @@
+#include<test_utils.h>
+
+void clean_env() {
+       assert(chdir("..")==0);
+       assert(0==system("rm -rf working"));
+}
+
+void reset_env() {
+       clean_env();
+       setup_env();
+}
+
+void setup_env() {
+       // remove old test directory (if previous test failed)
+       assert(0==system("rm -rf working"));
+       
+       assert(0==system("git init working"));
+       
+       assert(chdir("working")==0);
+       
+       assert(0==system("git config --local user.email \"[email protected]\""));
+       assert(0==system("git config --local user.name \"[email protected]\""));
+       assert(0==system("git config --local core.editor \"sh -c 'echo \\\"hello\\\" >> \\\"\\$0\\\"'\""));
+       
+       assert(0==system("echo \"template\n\n\nhahaha\" > test.template"));
+       assert(0==system("echo \"test\" > test.txt"));
+       assert(0==system("git add -A"));
+       assert(0==system("git commit -a -m \"...\""));
+}
\ No newline at end of file
diff --git a/test/unit/test_utils.h b/test/unit/test_utils.h
new file mode 100644 (file)
index 0000000..5011cc8
--- /dev/null
@@ -0,0 +1,12 @@
+#ifndef __TEST_UTILS_H_
+#define __TEST_UTILS_H_
+
+#include<assert.h>
+#include<stdlib.h>
+#include<unistd.h>
+
+void clean_env();
+void setup_env();
+void reset_env();
+
+#endif
\ No newline at end of file