const char git_usage_string[] =
"git [--version] [--exec-path[=GIT_EXEC_PATH]] [-p|--paginate|--no-pager] [--bare] [--git-dir=GIT_DIR] [--work-tree=GIT_WORK_TREE] [--help] COMMAND [ARGS]";
-static void prepend_to_path(const char *dir, int len)
-{
- const char *old_path = getenv("PATH");
- char *path;
- int path_len = len;
-
- if (!old_path)
- old_path = "/usr/local/bin:/usr/bin:/bin";
-
- path_len = len + strlen(old_path) + 1;
-
- path = xmalloc(path_len + 1);
-
- memcpy(path, dir, len);
- path[len] = ':';
- memcpy(path + len + 1, old_path, path_len - len);
-
- setenv("PATH", path, 1);
-
- free(path);
-}
-
static int handle_options(const char*** argv, int* argc, int* envchanged)
{
int handled = 0;
if (!prefixcmp(cmd, "--exec-path")) {
cmd += 11;
if (*cmd == '=')
- git_set_exec_path(cmd + 1);
+ git_set_argv_exec_path(cmd + 1);
else {
puts(git_exec_path());
exit(0);
return handled;
}
-static const char *alias_command;
-static char *alias_string;
-
-static int git_alias_config(const char *var, const char *value)
-{
- if (!prefixcmp(var, "alias.") && !strcmp(var + 6, alias_command)) {
- alias_string = xstrdup(value);
- }
- return 0;
-}
-
static int split_cmdline(char *cmdline, const char ***argv)
{
int src, dst, count = 0, size = 16;
static int handle_alias(int *argcp, const char ***argv)
{
- int nongit = 0, envchanged = 0, ret = 0, saved_errno = errno;
+ int envchanged = 0, ret = 0, saved_errno = errno;
const char *subdir;
int count, option_count;
const char** new_argv;
+ const char *alias_command;
+ char *alias_string;
- subdir = setup_git_directory_gently(&nongit);
+ subdir = setup_git_directory_gently(NULL);
alias_command = (*argv)[0];
- git_config(git_alias_config);
+ alias_string = alias_lookup(alias_command);
if (alias_string) {
if (alias_string[0] == '!') {
if (*argcp > 1) {
strbuf_init(&buf, PATH_MAX);
strbuf_addstr(&buf, alias_string);
- sq_quote_argv(&buf, (*argv) + 1, *argcp - 1, PATH_MAX);
+ sq_quote_argv(&buf, (*argv) + 1, PATH_MAX);
free(alias_string);
alias_string = buf.buf;
}
if (!strcmp(alias_command, new_argv[0]))
die("recursive alias: %s", alias_command);
- trace_argv_printf(new_argv, count,
+ trace_argv_printf(new_argv,
"trace: alias expansion: %s =>",
alias_command);
prefix = setup_git_directory();
if (p->option & USE_PAGER)
setup_pager();
- if (p->option & NEED_WORK_TREE) {
- const char *work_tree = get_git_work_tree();
- const char *git_dir = get_git_dir();
- if (!is_absolute_path(git_dir))
- set_git_dir(make_absolute_path(git_dir));
- if (!work_tree || chdir(work_tree))
- die("%s must be run in a work tree", p->cmd);
- }
- trace_argv_printf(argv, argc, "trace: built-in: git");
+ if (p->option & NEED_WORK_TREE)
+ setup_work_tree();
+
+ trace_argv_printf(argv, "trace: built-in: git");
status = p->fn(argc, argv, prefix);
if (status)
- return status;
+ return status & 0xff;
/* Somebody closed stdout? */
if (fstat(fileno(stdout), &st))
{ "branch", cmd_branch, RUN_SETUP },
{ "bundle", cmd_bundle },
{ "cat-file", cmd_cat_file, RUN_SETUP },
+ { "checkout", cmd_checkout, RUN_SETUP | NEED_WORK_TREE },
{ "checkout-index", cmd_checkout_index,
RUN_SETUP | NEED_WORK_TREE},
{ "check-ref-format", cmd_check_ref_format },
{ "check-attr", cmd_check_attr, RUN_SETUP | NEED_WORK_TREE },
{ "cherry", cmd_cherry, RUN_SETUP },
{ "cherry-pick", cmd_cherry_pick, RUN_SETUP | NEED_WORK_TREE },
+ { "clean", cmd_clean, RUN_SETUP | NEED_WORK_TREE },
+ { "commit", cmd_commit, RUN_SETUP | NEED_WORK_TREE },
{ "commit-tree", cmd_commit_tree, RUN_SETUP },
{ "config", cmd_config },
{ "count-objects", cmd_count_objects, RUN_SETUP },
{ "diff-files", cmd_diff_files },
{ "diff-index", cmd_diff_index, RUN_SETUP },
{ "diff-tree", cmd_diff_tree, RUN_SETUP },
+ { "fast-export", cmd_fast_export, RUN_SETUP },
{ "fetch", cmd_fetch, RUN_SETUP },
{ "fetch-pack", cmd_fetch_pack, RUN_SETUP },
{ "fetch--tool", cmd_fetch__tool, RUN_SETUP },
{ "log", cmd_log, RUN_SETUP | USE_PAGER },
{ "ls-files", cmd_ls_files, RUN_SETUP },
{ "ls-tree", cmd_ls_tree, RUN_SETUP },
+ { "ls-remote", cmd_ls_remote },
{ "mailinfo", cmd_mailinfo },
{ "mailsplit", cmd_mailsplit },
{ "merge-base", cmd_merge_base, RUN_SETUP },
{ "merge-file", cmd_merge_file },
+ { "merge-ours", cmd_merge_ours, RUN_SETUP },
+ { "merge-recursive", cmd_merge_recursive, RUN_SETUP | NEED_WORK_TREE },
+ { "merge-subtree", cmd_merge_recursive, RUN_SETUP | NEED_WORK_TREE },
{ "mv", cmd_mv, RUN_SETUP | NEED_WORK_TREE },
{ "name-rev", cmd_name_rev, RUN_SETUP },
{ "pack-objects", cmd_pack_objects, RUN_SETUP },
+ { "peek-remote", cmd_ls_remote },
{ "pickaxe", cmd_blame, RUN_SETUP },
{ "prune", cmd_prune, RUN_SETUP },
{ "prune-packed", cmd_prune_packed, RUN_SETUP },
{ "push", cmd_push, RUN_SETUP },
{ "read-tree", cmd_read_tree, RUN_SETUP },
{ "reflog", cmd_reflog, RUN_SETUP },
+ { "remote", cmd_remote, RUN_SETUP },
{ "repo-config", cmd_config },
{ "rerere", cmd_rerere, RUN_SETUP },
{ "reset", cmd_reset, RUN_SETUP },
{ "rev-list", cmd_rev_list, RUN_SETUP },
- { "rev-parse", cmd_rev_parse, RUN_SETUP },
+ { "rev-parse", cmd_rev_parse },
{ "revert", cmd_revert, RUN_SETUP | NEED_WORK_TREE },
- { "rm", cmd_rm, RUN_SETUP | NEED_WORK_TREE },
- { "runstatus", cmd_runstatus, RUN_SETUP | NEED_WORK_TREE },
- { "shortlog", cmd_shortlog, RUN_SETUP | USE_PAGER },
+ { "rm", cmd_rm, RUN_SETUP },
+ { "send-pack", cmd_send_pack, RUN_SETUP },
+ { "shortlog", cmd_shortlog, USE_PAGER },
{ "show-branch", cmd_show_branch, RUN_SETUP },
{ "show", cmd_show, RUN_SETUP | USE_PAGER },
+ { "status", cmd_status, RUN_SETUP | NEED_WORK_TREE },
{ "stripspace", cmd_stripspace },
{ "symbolic-ref", cmd_symbolic_ref, RUN_SETUP },
{ "tag", cmd_tag, RUN_SETUP },
{
const char *cmd = argv[0] ? argv[0] : "git-help";
char *slash = strrchr(cmd, '/');
- const char *exec_path = NULL;
+ const char *cmd_path = NULL;
int done_alias = 0;
/*
*/
if (slash) {
*slash++ = 0;
- if (*cmd == '/')
- exec_path = cmd;
- else
- exec_path = xstrdup(make_absolute_path(cmd));
+ cmd_path = cmd;
cmd = slash;
}
if (!prefixcmp(argv[0], "--"))
argv[0] += 2;
} else {
- /* Default command: "help" */
- argv[0] = "help";
- argc = 1;
+ /* The user didn't specify a command; give them help */
+ printf("usage: %s\n\n", git_usage_string);
+ list_common_cmds_help();
+ exit(1);
}
cmd = argv[0];
/*
- * We execute external git command via execv_git_cmd(),
- * which looks at "--exec-path" option, GIT_EXEC_PATH
- * environment, and $(gitexecdir) in Makefile while built,
- * in this order. For scripted commands, we prepend
- * the value of the exec_path variable to the PATH.
+ * We use PATH to find git commands, but we prepend some higher
+ * precidence paths: the "--exec-path" option, the GIT_EXEC_PATH
+ * environment, and the $(gitexecdir) from the Makefile at build
+ * time.
*/
- if (exec_path)
- prepend_to_path(exec_path, strlen(exec_path));
- exec_path = git_exec_path();
- prepend_to_path(exec_path, strlen(exec_path));
+ setup_path(cmd_path);
while (1) {
/* See if it's an internal command */