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-rw-r--r--diff.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/diff.c b/diff.c
index 42858d4c7d..c2ee81a1fa 100644
--- a/diff.c
+++ b/diff.c
@@ -4107,20 +4107,15 @@ void diff_setup(struct diff_options *options)
void diff_setup_done(struct diff_options *options)
{
- int count = 0;
+ unsigned check_mask = DIFF_FORMAT_NAME |
+ DIFF_FORMAT_NAME_STATUS |
+ DIFF_FORMAT_CHECKDIFF |
+ DIFF_FORMAT_NO_OUTPUT;
if (options->set_default)
options->set_default(options);
- if (options->output_format & DIFF_FORMAT_NAME)
- count++;
- if (options->output_format & DIFF_FORMAT_NAME_STATUS)
- count++;
- if (options->output_format & DIFF_FORMAT_CHECKDIFF)
- count++;
- if (options->output_format & DIFF_FORMAT_NO_OUTPUT)
- count++;
- if (count > 1)
+ if (HAS_MULTI_BITS(options->output_format & check_mask))
die(_("--name-only, --name-status, --check and -s are mutually exclusive"));
if (HAS_MULTI_BITS(options->pickaxe_opts & DIFF_PICKAXE_KINDS_MASK))