diff options
Diffstat (limited to 'builtin-help.c')
| -rw-r--r-- | builtin-help.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/builtin-help.c b/builtin-help.c index 67dda3e6e6..ca08519d9d 100644 --- a/builtin-help.c +++ b/builtin-help.c @@ -80,10 +80,9 @@ static int check_emacsclient_version(void) ec_process.argv = argv_ec; ec_process.err = -1; ec_process.stdout_to_stderr = 1; - if (start_command(&ec_process)) { - fprintf(stderr, "Failed to start emacsclient.\n"); - return -1; - } + if (start_command(&ec_process)) + return error("Failed to start emacsclient."); + strbuf_read(&buffer, ec_process.err, 20); close(ec_process.err); @@ -94,20 +93,17 @@ static int check_emacsclient_version(void) finish_command(&ec_process); if (prefixcmp(buffer.buf, "emacsclient")) { - fprintf(stderr, "Failed to parse emacsclient version.\n"); strbuf_release(&buffer); - return -1; + return error("Failed to parse emacsclient version."); } strbuf_remove(&buffer, 0, strlen("emacsclient")); version = atoi(buffer.buf); if (version < 22) { - fprintf(stderr, - "emacsclient version '%d' too old (< 22).\n", - version); strbuf_release(&buffer); - return -1; + return error("emacsclient version '%d' too old (< 22).", + version); } strbuf_release(&buffer); @@ -376,6 +372,7 @@ static void show_info_page(const char *git_cmd) const char *page = cmd_to_page(git_cmd); setenv("INFOPATH", system_path(GIT_INFO_PATH), 1); execlp("info", "info", "gitman", page, NULL); + die("no info viewer handled the request"); } static void get_html_page_path(struct strbuf *page_path, const char *page) @@ -398,7 +395,7 @@ static void get_html_page_path(struct strbuf *page_path, const char *page) * HTML. */ #ifndef open_html -void open_html(const char *path) +static void open_html(const char *path) { execl_git_cmd("web--browse", "-c", "help.browser", path, NULL); } @@ -420,10 +417,7 @@ int cmd_help(int argc, const char **argv, const char *prefix) const char *alias; load_command_list("git-", &main_cmds, &other_cmds); - setup_git_directory_gently(&nongit); - git_config(git_help_config, NULL); - - argc = parse_options(argc, argv, builtin_help_options, + argc = parse_options(argc, argv, prefix, builtin_help_options, builtin_help_usage, 0); if (show_all) { @@ -433,6 +427,9 @@ int cmd_help(int argc, const char **argv, const char *prefix) return 0; } + setup_git_directory_gently(&nongit); + git_config(git_help_config, NULL); + if (!argv[0]) { printf("usage: %s\n\n", git_usage_string); list_common_cmds_help(); |