diff options
Diffstat (limited to 'builtin/help.c')
| -rw-r--r-- | builtin/help.c | 53 |
1 files changed, 21 insertions, 32 deletions
diff --git a/builtin/help.c b/builtin/help.c index 1fdefeb686..1cd0c1ee44 100644 --- a/builtin/help.c +++ b/builtin/help.c @@ -49,7 +49,7 @@ static struct option builtin_help_options[] = { }; static const char * const builtin_help_usage[] = { - N_("git help [--all] [--guides] [--man|--web|--info] [command]"), + N_("git help [--all] [--guides] [--man | --web | --info] [<command>]"), NULL }; @@ -79,12 +79,11 @@ static const char *get_man_viewer_info(const char *name) static int check_emacsclient_version(void) { struct strbuf buffer = STRBUF_INIT; - struct child_process ec_process; + struct child_process ec_process = CHILD_PROCESS_INIT; const char *argv_ec[] = { "emacsclient", "--version", NULL }; int version; /* emacsclient prints its version number on stderr */ - memset(&ec_process, 0, sizeof(ec_process)); ec_process.argv = argv_ec; ec_process.err = -1; ec_process.stdout_to_stderr = 1; @@ -141,17 +140,10 @@ static void exec_man_konqueror(const char *path, const char *page) /* It's simpler to launch konqueror using kfmclient. */ if (path) { - const char *file = strrchr(path, '/'); - if (file && !strcmp(file + 1, "konqueror")) { - char *new = xstrdup(path); - char *dest = strrchr(new, '/'); - - /* strlen("konqueror") == strlen("kfmclient") */ - strcpy(dest + 1, "kfmclient"); - path = new; - } - if (file) - filename = file; + size_t len; + if (strip_suffix(path, "/konqueror", &len)) + path = xstrfmt("%.*s/kfmclient", (int)len, path); + filename = basename((char *)path); } else path = "kfmclient"; strbuf_addf(&man_page, "man:%s(1)", page); @@ -172,7 +164,7 @@ static void exec_man_cmd(const char *cmd, const char *page) { struct strbuf shell_cmd = STRBUF_INIT; strbuf_addf(&shell_cmd, "%s %s", cmd, page); - execl("/bin/sh", "sh", "-c", shell_cmd.buf, (char *)NULL); + execl(SHELL_PATH, SHELL_PATH, "-c", shell_cmd.buf, (char *)NULL); warning(_("failed to exec '%s': %s"), cmd, strerror(errno)); } @@ -184,7 +176,7 @@ static void add_man_viewer(const char *name) while (*p) p = &((*p)->next); *p = xcalloc(1, (sizeof(**p) + len + 1)); - strncpy((*p)->name, name, len); + memcpy((*p)->name, name, len); /* NUL-terminated by xcalloc */ } static int supported_man_viewer(const char *name, size_t len) @@ -200,7 +192,7 @@ static void do_add_man_viewer_info(const char *name, { struct man_viewer_info_list *new = xcalloc(1, sizeof(*new) + len + 1); - strncpy(new->name, name, len); + memcpy(new->name, name, len); /* NUL-terminated by xcalloc */ new->info = xstrdup(value); new->next = man_viewer_info_list; man_viewer_info_list = new; @@ -296,16 +288,6 @@ static int is_git_command(const char *s) is_in_cmdlist(&other_cmds, s); } -static const char *prepend(const char *prefix, const char *cmd) -{ - size_t pre_len = strlen(prefix); - size_t cmd_len = strlen(cmd); - char *p = xmalloc(pre_len + cmd_len + 1); - memcpy(p, prefix, pre_len); - strcpy(p + pre_len, cmd); - return p; -} - static const char *cmd_to_page(const char *git_cmd) { if (!git_cmd) @@ -313,25 +295,27 @@ static const char *cmd_to_page(const char *git_cmd) else if (starts_with(git_cmd, "git")) return git_cmd; else if (is_git_command(git_cmd)) - return prepend("git-", git_cmd); + return xstrfmt("git-%s", git_cmd); else - return prepend("git", git_cmd); + return xstrfmt("git%s", git_cmd); } static void setup_man_path(void) { struct strbuf new_path = STRBUF_INIT; const char *old_path = getenv("MANPATH"); + char *git_man_path = system_path(GIT_MAN_PATH); /* We should always put ':' after our path. If there is no * old_path, the ':' at the end will let 'man' to try * system-wide paths after ours to find the manual page. If * there is old_path, we need ':' as delimiter. */ - strbuf_addstr(&new_path, system_path(GIT_MAN_PATH)); + strbuf_addstr(&new_path, git_man_path); strbuf_addch(&new_path, ':'); if (old_path) strbuf_addstr(&new_path, old_path); + free(git_man_path); setenv("MANPATH", new_path.buf, 1); strbuf_release(&new_path); @@ -381,8 +365,10 @@ static void show_info_page(const char *git_cmd) static void get_html_page_path(struct strbuf *page_path, const char *page) { struct stat st; + char *to_free = NULL; + if (!html_path) - html_path = system_path(GIT_HTML_PATH); + html_path = to_free = system_path(GIT_HTML_PATH); /* Check that we have a git documentation directory. */ if (!strstr(html_path, "://")) { @@ -393,6 +379,7 @@ static void get_html_page_path(struct strbuf *page_path, const char *page) strbuf_init(page_path, 0); strbuf_addf(page_path, "%s/%s.html", html_path, page); + free(to_free); } /* @@ -422,6 +409,7 @@ static struct { const char *help; } common_guides[] = { { "attributes", N_("Defining attributes per path") }, + { "everyday", N_("Everyday Git With 20 Commands Or So") }, { "glossary", N_("A Git glossary") }, { "ignore", N_("Specifies intentionally untracked files to ignore") }, { "modules", N_("Defining submodule properties") }, @@ -451,7 +439,7 @@ static void list_common_guides_help(void) int cmd_help(int argc, const char **argv, const char *prefix) { int nongit; - const char *alias; + char *alias; enum help_format parsed_help_format; argc = parse_options(argc, argv, prefix, builtin_help_options, @@ -494,6 +482,7 @@ int cmd_help(int argc, const char **argv, const char *prefix) alias = alias_lookup(argv[0]); if (alias && !is_git_command(argv[0])) { printf_ln(_("`git %s' is aliased to `%s'"), argv[0], alias); + free(alias); return 0; } |