static int run_builtin(struct cmd_struct *p, int argc, const char **argv) { int status, help; struct stat st; const char *prefix; prefix = NULL; help = argc == 2 && !strcmp(argv[1], "-h"); if (!help) { if (p->option & RUN_SETUP) prefix = setup_git_directory(); else if (p->option & RUN_SETUP_GENTLY) { int nongit_ok; prefix = setup_git_directory_gently(&nongit_ok); } if (use_pager == -1 && p->option & (RUN_SETUP | RUN_SETUP_GENTLY)) use_pager = check_pager_config(p->cmd); if (use_pager == -1 && p->option & USE_PAGER) use_pager = 1; if ((p->option & (RUN_SETUP | RUN_SETUP_GENTLY)) && startup_info->have_repository) /* get_git_dir() may set up repo, avoid that */ trace_repo_setup(prefix); } commit_pager_choice(); if (!help && get_super_prefix()) { if (!(p->option & SUPPORT_SUPER_PREFIX)) die("%s doesn't support --super-prefix", p->cmd); if (prefix) die("can't use --super-prefix from a subdirectory"); } if (!help && 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; /* Somebody closed stdout? */ if (fstat(fileno(stdout), &st)) return 0; /* Ignore write errors for pipes and sockets.. */ if (S_ISFIFO(st.st_mode) || S_ISSOCK(st.st_mode)) return 0; /* Check for ENOSPC and EIO errors.. */ if (fflush(stdout)) die_errno("write failure on standard output"); if (ferror(stdout)) die("unknown write failure on standard output"); if (fclose(stdout)) die_errno("close failed on standard output"); return 0; }
static int run_builtin(struct cmd_struct *p, int argc, const char **argv) { int status, help; struct stat st; const char *prefix; prefix = NULL; help = argc == 2 && !strcmp(argv[1], "-h"); if (!help) { if (p->option & RUN_SETUP) prefix = setup_git_directory(); else if (p->option & RUN_SETUP_GENTLY) { int nongit_ok; prefix = setup_git_directory_gently(&nongit_ok); } if (use_pager == -1 && p->option & (RUN_SETUP | RUN_SETUP_GENTLY) && !(p->option & DELAY_PAGER_CONFIG)) use_pager = check_pager_config(p->cmd); if (use_pager == -1 && p->option & USE_PAGER) use_pager = 1; if ((p->option & (RUN_SETUP | RUN_SETUP_GENTLY)) && startup_info->have_repository) /* get_git_dir() may set up repo, avoid that */ trace_repo_setup(prefix); } commit_pager_choice(); if (!help && get_super_prefix()) { if (!(p->option & SUPPORT_SUPER_PREFIX)) die("%s doesn't support --super-prefix", p->cmd); } if (!help && p->option & NEED_WORK_TREE) setup_work_tree(); if (run_pre_command_hook(argv)) die("pre-command hook aborted command"); trace_argv_printf(argv, "trace: built-in: git"); /* * Validate the state of the cache entries in the index before and * after running the command. Validation is only performed if the * appropriate environment variable is set. */ validate_cache_entries(&the_index); exit_code = status = p->fn(argc, argv, prefix); validate_cache_entries(&the_index); if (status) return status; run_post_command_hook(); /* Somebody closed stdout? */ if (fstat(fileno(stdout), &st)) return 0; /* Ignore write errors for pipes and sockets.. */ if (S_ISFIFO(st.st_mode) || S_ISSOCK(st.st_mode)) return 0; /* Check for ENOSPC and EIO errors.. */ if (fflush(stdout)) die_errno("write failure on standard output"); if (ferror(stdout)) die("unknown write failure on standard output"); if (fclose(stdout)) die_errno("close failed on standard output"); return 0; }
int cmd_stash(int argc, const char **argv, const char *prefix) { int i = -1; pid_t pid = getpid(); const char *index_file; struct argv_array args = ARGV_ARRAY_INIT; struct option options[] = { OPT_END() }; if (!use_builtin_stash()) { const char *path = mkpath("%s/git-legacy-stash", git_exec_path()); if (sane_execvp(path, (char **)argv) < 0) die_errno(_("could not exec %s"), path); else BUG("sane_execvp() returned???"); } prefix = setup_git_directory(); trace_repo_setup(prefix); setup_work_tree(); git_config(git_diff_basic_config, NULL); argc = parse_options(argc, argv, prefix, options, git_stash_usage, PARSE_OPT_KEEP_UNKNOWN | PARSE_OPT_KEEP_DASHDASH); index_file = get_index_file(); strbuf_addf(&stash_index_path, "%s.stash.%" PRIuMAX, index_file, (uintmax_t)pid); if (!argc) return !!push_stash(0, NULL, prefix); else if (!strcmp(argv[0], "apply")) return !!apply_stash(argc, argv, prefix); else if (!strcmp(argv[0], "clear")) return !!clear_stash(argc, argv, prefix); else if (!strcmp(argv[0], "drop")) return !!drop_stash(argc, argv, prefix); else if (!strcmp(argv[0], "pop")) return !!pop_stash(argc, argv, prefix); else if (!strcmp(argv[0], "branch")) return !!branch_stash(argc, argv, prefix); else if (!strcmp(argv[0], "list")) return !!list_stash(argc, argv, prefix); else if (!strcmp(argv[0], "show")) return !!show_stash(argc, argv, prefix); else if (!strcmp(argv[0], "store")) return !!store_stash(argc, argv, prefix); else if (!strcmp(argv[0], "create")) return !!create_stash(argc, argv, prefix); else if (!strcmp(argv[0], "push")) return !!push_stash(argc, argv, prefix); else if (!strcmp(argv[0], "save")) return !!save_stash(argc, argv, prefix); else if (*argv[0] != '-') usage_msg_opt(xstrfmt(_("unknown subcommand: %s"), argv[0]), git_stash_usage, options); if (strcmp(argv[0], "-p")) { while (++i < argc && strcmp(argv[i], "--")) { /* * `akpqu` is a string which contains all short options, * except `-m` which is verified separately. */ if ((strlen(argv[i]) == 2) && *argv[i] == '-' && strchr("akpqu", argv[i][1])) continue; if (!strcmp(argv[i], "--all") || !strcmp(argv[i], "--keep-index") || !strcmp(argv[i], "--no-keep-index") || !strcmp(argv[i], "--patch") || !strcmp(argv[i], "--quiet") || !strcmp(argv[i], "--include-untracked")) continue; /* * `-m` and `--message=` are verified separately because * they need to be immediately followed by a string * (i.e.`-m"foobar"` or `--message="foobar"`). */ if (starts_with(argv[i], "-m") || starts_with(argv[i], "--message=")) continue; usage_with_options(git_stash_usage, options); } } argv_array_push(&args, "push"); argv_array_pushv(&args, argv); return !!push_stash(args.argc, args.argv, prefix); }
int cmd_difftool(int argc, const char **argv, const char *prefix) { int use_gui_tool = 0, dir_diff = 0, prompt = -1, symlinks = 0, tool_help = 0; static char *difftool_cmd = NULL, *extcmd = NULL; struct option builtin_difftool_options[] = { OPT_BOOL('g', "gui", &use_gui_tool, N_("use `diff.guitool` instead of `diff.tool`")), OPT_BOOL('d', "dir-diff", &dir_diff, N_("perform a full-directory diff")), { OPTION_SET_INT, 'y', "no-prompt", &prompt, NULL, N_("do not prompt before launching a diff tool"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 0 }, { OPTION_SET_INT, 0, "prompt", &prompt, NULL, NULL, PARSE_OPT_NOARG | PARSE_OPT_NONEG | PARSE_OPT_HIDDEN, NULL, 1 }, OPT_BOOL(0, "symlinks", &symlinks, N_("use symlinks in dir-diff mode")), OPT_STRING('t', "tool", &difftool_cmd, N_("<tool>"), N_("use the specified diff tool")), OPT_BOOL(0, "tool-help", &tool_help, N_("print a list of diff tools that may be used with " "`--tool`")), OPT_BOOL(0, "trust-exit-code", &trust_exit_code, N_("make 'git-difftool' exit when an invoked diff " "tool returns a non - zero exit code")), OPT_STRING('x', "extcmd", &extcmd, N_("<command>"), N_("specify a custom command for viewing diffs")), OPT_END() }; /* * NEEDSWORK: Once the builtin difftool has been tested enough * and git-legacy-difftool.perl is retired to contrib/, this preamble * can be removed. */ if (!use_builtin_difftool()) { const char *path = mkpath("%s/git-legacy-difftool", git_exec_path()); if (sane_execvp(path, (char **)argv) < 0) die_errno("could not exec %s", path); return 0; } prefix = setup_git_directory(); trace_repo_setup(prefix); setup_work_tree(); /* NEEDSWORK: once we no longer spawn anything, remove this */ setenv(GIT_DIR_ENVIRONMENT, absolute_path(get_git_dir()), 1); setenv(GIT_WORK_TREE_ENVIRONMENT, absolute_path(get_git_work_tree()), 1); git_config(difftool_config, NULL); symlinks = has_symlinks; argc = parse_options(argc, argv, prefix, builtin_difftool_options, builtin_difftool_usage, PARSE_OPT_KEEP_UNKNOWN | PARSE_OPT_KEEP_DASHDASH); if (tool_help) return print_tool_help(); if (use_gui_tool && diff_gui_tool && *diff_gui_tool) setenv("GIT_DIFF_TOOL", diff_gui_tool, 1); else if (difftool_cmd) { if (*difftool_cmd) setenv("GIT_DIFF_TOOL", difftool_cmd, 1); else die(_("no <tool> given for --tool=<tool>")); } if (extcmd) { if (*extcmd) setenv("GIT_DIFFTOOL_EXTCMD", extcmd, 1); else die(_("no <cmd> given for --extcmd=<cmd>")); } setenv("GIT_DIFFTOOL_TRUST_EXIT_CODE", trust_exit_code ? "true" : "false", 1); /* * In directory diff mode, 'git-difftool--helper' is called once * to compare the a / b directories. In file diff mode, 'git diff' * will invoke a separate instance of 'git-difftool--helper' for * each file that changed. */ if (dir_diff) return run_dir_diff(extcmd, symlinks, prefix, argc, argv); return run_file_diff(prompt, prefix, argc, argv); }