int main(int argc, const char **argv) { /* * Always open file descriptors 0/1/2 to avoid clobbering files * in die(). It also avoids messing up when the pipes are dup'ed * onto stdin/stdout/stderr in the child processes we spawn. */ sanitize_stdfds(); git_extract_argv0_path(argv[0]); git_setup_gettext(); attr_start(); restore_sigpipe_to_default(); return cmd_main(argc, argv); }
int main(int argc, char **av) { const char **argv = (const char **) av; const char *cmd; int done_help = 0; startup_info = &git_startup_info; cmd = git_extract_argv0_path(argv[0]); if (!cmd) cmd = "git-help"; /* * Always open file descriptors 0/1/2 to avoid clobbering files * in die(). It also avoids messing up when the pipes are dup'ed * onto stdin/stdout/stderr in the child processes we spawn. */ sanitize_stdfds(); restore_sigpipe_to_default(); git_setup_gettext(); trace_command_performance(argv); /* * "git-xxxx" is the same as "git xxxx", but we obviously: * * - cannot take flags in between the "git" and the "xxxx". * - cannot execute it externally (since it would just do * the same thing over again) * * So we just directly call the builtin handler, and die if * that one cannot handle it. */ if (skip_prefix(cmd, "git-", &cmd)) { argv[0] = cmd; handle_builtin(argc, argv); die("cannot handle %s as a builtin", cmd); } /* Look for flags.. */ argv++; argc--; handle_options(&argv, &argc, NULL); if (argc > 0) { /* translate --help and --version into commands */ skip_prefix(argv[0], "--", &argv[0]); } else { /* The user didn't specify a command; give them help */ commit_pager_choice(); printf("usage: %s\n\n", git_usage_string); list_common_cmds_help(); printf("\n%s\n", _(git_more_info_string)); exit(1); } cmd = argv[0]; /* * We use PATH to find git commands, but we prepend some higher * precedence paths: the "--exec-path" option, the GIT_EXEC_PATH * environment, and the $(gitexecdir) from the Makefile at build * time. */ setup_path(); while (1) { int was_alias = run_argv(&argc, &argv); if (errno != ENOENT) break; if (was_alias) { fprintf(stderr, "Expansion of alias '%s' failed; " "'%s' is not a git command\n", cmd, argv[0]); exit(1); } if (!done_help) { cmd = argv[0] = help_unknown_cmd(cmd); done_help = 1; } else break; } fprintf(stderr, "Failed to run command '%s': %s\n", cmd, strerror(errno)); return 1; }