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builtin/apply: move 'state' check into check_apply_state()

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To libify the apply functionality we should provide a function
to check that the values in a 'struct apply_state' instance are
coherent. Let's move the code to do that into a new
check_apply_state() function.

Reviewed-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Christian Couder 2016-05-24 10:11:23 +02:00 committed by Junio C Hamano
parent 2f63cea963
commit c84a86c995
1 changed files with 29 additions and 23 deletions
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52
builtin/apply.c
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@ -4679,11 +4679,38 @@ static void clear_apply_state(struct apply_state *state)
/* &state->fn_table is cleared at the end of apply_patch() */
}
static void check_apply_state(struct apply_state *state, int force_apply)
{
int is_not_gitdir = !startup_info->have_repository;
if (state->apply_with_reject && state->threeway)
die("--reject and --3way cannot be used together.");
if (state->cached && state->threeway)
die("--cached and --3way cannot be used together.");
if (state->threeway) {
if (is_not_gitdir)
die(_("--3way outside a repository"));
state->check_index = 1;
}
if (state->apply_with_reject)
state->apply = state->apply_verbosely = 1;
if (!force_apply && (state->diffstat || state->numstat || state->summary || state->check || state->fake_ancestor))
state->apply = 0;
if (state->check_index && is_not_gitdir)
die(_("--index outside a repository"));
if (state->cached) {
if (is_not_gitdir)
die(_("--cached outside a repository"));
state->check_index = 1;
}
if (state->check_index)
state->unsafe_paths = 0;
}
int cmd_apply(int argc, const char **argv, const char *prefix)
{
int i;
int errs = 0;
int is_not_gitdir = !startup_info->have_repository;
int force_apply = 0;
int options = 0;
int read_stdin = 1;
@ -4763,28 +4790,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix)
argc = parse_options(argc, argv, state.prefix, builtin_apply_options,
apply_usage, 0);
if (state.apply_with_reject && state.threeway)
die("--reject and --3way cannot be used together.");
if (state.cached && state.threeway)
die("--cached and --3way cannot be used together.");
if (state.threeway) {
if (is_not_gitdir)
die(_("--3way outside a repository"));
state.check_index = 1;
}
if (state.apply_with_reject)
state.apply = state.apply_verbosely = 1;
if (!force_apply && (state.diffstat || state.numstat || state.summary || state.check || state.fake_ancestor))
state.apply = 0;
if (state.check_index && is_not_gitdir)
die(_("--index outside a repository"));
if (state.cached) {
if (is_not_gitdir)
die(_("--cached outside a repository"));
state.check_index = 1;
}
if (state.check_index)
state.unsafe_paths = 0;
check_apply_state(&state, force_apply);
for (i = 0; i < argc; i++) {
const char *arg = argv[i];