If option --help is passed to a Git command, we try to open
the man page of that command. However, we do it even for commands
we don't know. Make sure it is a Git command.
This breaks "git <concept> --help" while "git help <concept>" still works.
Signed-off-by: Ralf Thielow <ralf.thie...@gmail.com>
---
git.c | 15 ++++++++++++++-
t/t0012-help.sh | 8 ++++++++
2 files changed, 22 insertions(+), 1 deletion(-)
diff --git a/git.c b/git.c
index 0f1937f..2cd2e06 100644
--- a/git.c
+++ b/git.c
@@ -528,10 +528,23 @@ static void handle_builtin(int argc, const char **argv)
strip_extension(argv);
cmd = argv[0];
- /* Turn "git cmd --help" into "git help cmd" */
+ /* Turn "git cmd --help" into "git help --command-only cmd" */
if (argc > 1 && !strcmp(argv[1], "--help")) {
+ struct argv_array args;
+ int i;
+
argv[1] = argv[0];
argv[0] = cmd = "help";
+
+ argv_array_init(&args);
+ for (i = 0; i < argc; i++) {
+ argv_array_push(&args, argv[i]);
+ if (!i)
+ argv_array_push(&args, "--command-only");
+ }
+
+ argc++;
+ argv = argv_array_detach(&args);
}
builtin = get_builtin(cmd);
diff --git a/t/t0012-help.sh b/t/t0012-help.sh
index e20f907..81fec90 100755
--- a/t/t0012-help.sh
+++ b/t/t0012-help.sh
@@ -18,4 +18,12 @@ test_expect_success "--command-only does not work for
guides" "
test_i18ncmp expected actual
"
+test_expect_success "--help does not work for guides" "
+ cat <<-EOF >expected &&
+ git: 'revisions' is not a git command. See 'git --help'.
+ EOF
+ (git revisions --help 2>actual || true) &&
+ test_i18ncmp expected actual
+"
+
test_done
--
2.9.2.912.gd0c0e83
--
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