git-gc --auto: add pre-auto-gc hook
If such a hook is available and exits with a non-zero status, then git-gc --auto won't run. Signed-off-by: Miklos Vajna <vmiklos@frugalware.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Miklos Vajna committed
Apr 2, 2008 at 21:34 UTC
bde30540169dd625cbd862ff6f38bc8224ec081c
1 file changed
+31
builtin-gc.c
+31
@@ -157,6 +157,34 @@ static int too_many_packs(void)
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return gc_auto_pack_limit <= cnt;
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}
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+static int run_hook(void)
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+{
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+ const char *argv[2];
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+ struct child_process hook;
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+ int ret;
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+
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+ argv[0] = git_path("hooks/pre-auto-gc");
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+ argv[1] = NULL;
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+
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+ if (access(argv[0], X_OK) < 0)
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+ return 0;
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+
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+ memset(&hook, 0, sizeof(hook));
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+ hook.argv = argv;
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+ hook.no_stdin = 1;
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+ hook.stdout_to_stderr = 1;
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+
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+ ret = start_command(&hook);
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+ if (ret) {
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+ warning("Could not spawn %s", argv[0]);
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+ return ret;
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+ }
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+ ret = finish_command(&hook);
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+ if (ret == -ERR_RUN_COMMAND_WAITPID_SIGNAL)
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+ warning("%s exited due to uncaught signal", argv[0]);
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+ return ret;
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+}
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+
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static int need_to_gc(void)
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{
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/*
@@ -176,6 +204,9 @@ static int need_to_gc(void)
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append_option(argv_repack, "-A", MAX_ADD);
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else if (!too_many_loose_objects())
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return 0;
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+
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+ if (run_hook())
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+ return 0;
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return 1;
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}
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