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| author | Romain Francoise <romain@orebokech.com> | 2008-08-29 17:00:43 +0200 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2008-08-29 21:46:33 -0700 |
| commit | 5059a427804f9fefaf75dd1aa92cb620ce9219c7 (patch) | |
| tree | b1719659fd78857880c0b2d4f1a4824c20b15084 /builtin-help.c | |
| parent | 445cac18c015809a7fcb4a570d3c6571b1ddaf7d (diff) | |
| download | git-5059a427804f9fefaf75dd1aa92cb620ce9219c7.tar.gz | |
builtin-help: fallback to GIT_MAN_VIEWER before man
In some situations it is useful to be able to switch viewers via the
environment, e.g. in Emacs shell buffers. So check the GIT_MAN_VIEWER
environment variable and try it before falling back to "man".
Signed-off-by: Romain Francoise <romain@orebokech.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'builtin-help.c')
| -rw-r--r-- | builtin-help.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/builtin-help.c b/builtin-help.c index 721038e4f5..64207cbfe9 100644 --- a/builtin-help.c +++ b/builtin-help.c @@ -361,12 +361,15 @@ static void show_man_page(const char *git_cmd) { struct man_viewer_list *viewer; const char *page = cmd_to_page(git_cmd); + const char *fallback = getenv("GIT_MAN_VIEWER"); setup_man_path(); for (viewer = man_viewer_list; viewer; viewer = viewer->next) { exec_viewer(viewer->name, page); /* will return when unable */ } + if (fallback) + exec_viewer(fallback, page); exec_viewer("man", page); die("no man viewer handled the request"); } |