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rev-parse: rev-parse: add --is-shallow-repository

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Running `git fetch --unshallow` on a repo that is not in fact shallow
produces a fatal error message. Add a helper to rev-parse that scripters
can use to determine whether a repo is shallow or not.

Signed-off-by: Øystein Walle <oystwa@gmail.com>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Øystein Walle
2017-09-18 19:04:29 +02:00
committed by Junio C Hamano
parent 94c9fd268d
commit 417abfde35
3 changed files with 23 additions and 0 deletions
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5
builtin/rev-parse.c
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@ -868,6 +868,11 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
: "false");
continue;
}
if (!strcmp(arg, "--is-shallow-repository")) {
printf("%s\n", is_repository_shallow() ? "true"
: "false");
continue;
}
if (!strcmp(arg, "--shared-index-path")) {
if (read_cache() < 0)
die(_("Could not read the index"));