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git/builtin/merge-ours.c
Ævar Arnfjörð Bjarmason 338abb0f04 builtins + test helpers: use return instead of exit() in cmd_*
Change various cmd_* functions that claim to return an "int" to use
"return" instead of exit() to indicate an exit code. These were not
marked with NORETURN, and by directly exit()-ing we'll skip the
cleanup git.c would otherwise do (e.g. closing fd's, erroring if we
can't). See run_builtin() in git.c.

In the case of shell.c and sh-i18n--envsubst.c this was the result of
an incomplete migration to using a cmd_main() in 3f2e2297b9 (add an
extra level of indirection to main(), 2016-07-01).

This was spotted by SunCC 12.5 on Solaris 10 (gcc210 on the gccfarm).

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-06-09 09:15:58 +09:00

34 lines
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C

/*
* Implementation of git-merge-ours.sh as builtin
*
* Copyright (c) 2007 Thomas Harning Jr
* Original:
* Original Copyright (c) 2005 Junio C Hamano
*
* Pretend we resolved the heads, but declare our tree trumps everybody else.
*/
#define USE_THE_INDEX_COMPATIBILITY_MACROS
#include "git-compat-util.h"
#include "builtin.h"
#include "diff.h"
static const char builtin_merge_ours_usage[] =
"git merge-ours <base>... -- HEAD <remote>...";
int cmd_merge_ours(int argc, const char **argv, const char *prefix)
{
if (argc == 2 && !strcmp(argv[1], "-h"))
usage(builtin_merge_ours_usage);
/*
* The contents of the current index becomes the tree we
* commit. The index must match HEAD, or this merge cannot go
* through.
*/
if (read_cache() < 0)
die_errno("read_cache failed");
if (index_differs_from(the_repository, "HEAD", NULL, 0))
return 2;
return 0;
}