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| author | Andreas Ericsson <exon@op5.se> | 2005-11-16 00:31:25 +0100 |
|---|---|---|
| committer | Junio C Hamano <junkio@cox.net> | 2005-11-15 16:03:00 -0800 |
| commit | 97fc6c5fbacc2181319bbd7e2faa8ac04476f862 (patch) | |
| tree | 1d6fd74ad1e1f6cd678b35e2de2388e6ee1310ef /git.c | |
| parent | cb22bc44474686f1e0d1ad991732ccd634498729 (diff) | |
| download | git-97fc6c5fbacc2181319bbd7e2faa8ac04476f862.tar.gz | |
git --help COMMAND brings up the git-COMMAND man-page.
It's by design a bit stupid (matching ^git rather than ^git-), so as
to work with 'gitk' and 'git' as well.
Signed-off-by: Andreas Ericsson <ae@op5.se>
Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'git.c')
| -rw-r--r-- | git.c | 28 |
1 files changed, 26 insertions, 2 deletions
@@ -160,6 +160,26 @@ static void prepend_to_path(const char *dir, int len) setenv("PATH", path, 1); } +/* has anyone seen 'man' installed anywhere else than in /usr/bin? */ +#define PATH_TO_MAN "/usr/bin/man" +static void show_man_page(char *git_cmd) +{ + char *page; + + if (!strncmp(git_cmd, "git", 3)) + page = git_cmd; + else { + int page_len = strlen(git_cmd) + 4; + + page = malloc(page_len + 1); + strcpy(page, "git-"); + strcpy(page + 4, git_cmd); + page[page_len] = 0; + } + + execlp(PATH_TO_MAN, "man", page, NULL); +} + int main(int argc, char **argv, char **envp) { char git_command[PATH_MAX + 1]; @@ -199,8 +219,12 @@ int main(int argc, char **argv, char **envp) usage(NULL, NULL); } - if (i >= argc || show_help) - usage(exec_path, NULL); + if (i >= argc || show_help) { + if (i >= argc) + usage(exec_path, NULL); + + show_man_page(argv[i]); + } /* allow relative paths, but run with exact */ if (chdir(exec_path)) { |