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-rw-r--r--apply.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/apply.c b/apply.c
index 6e0e99283..2eac3e37a 100644
--- a/apply.c
+++ b/apply.c
@@ -93,3 +93,35 @@ void clear_apply_state(struct apply_state *state)
/* &state->fn_table is cleared at the end of apply_patch() */
}
+
+int 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)
+ return error("--reject and --3way cannot be used together.");
+ if (state->cached && state->threeway)
+ return error("--cached and --3way cannot be used together.");
+ if (state->threeway) {
+ if (is_not_gitdir)
+ return error(_("--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)
+ return error(_("--index outside a repository"));
+ if (state->cached) {
+ if (is_not_gitdir)
+ return error(_("--cached outside a repository"));
+ state->check_index = 1;
+ }
+ if (state->check_index)
+ state->unsafe_paths = 0;
+ if (!state->lock_file)
+ return error("BUG: state->lock_file should not be NULL");
+
+ return 0;
+}