[PATCH 01/10] diff: drop options parameter from diffcore_fix_diff_index()

[Jeff King <peff@peff.net>]

The sole purpose of this function is to fix the sorting order of the
queued diff entries. It doesn't need to know about any diff options, so
we can drop the unused parameter.

Signed-off-by: Jeff King <peff@peff.net>
---
 diff-lib.c | 2 +-
 diff.c     | 2 +-
 diff.h     | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/diff-lib.c b/diff-lib.c
index 23c8d351b3..a838c219ec 100644
--- a/diff-lib.c
+++ b/diff-lib.c
@@ -531,7 +531,7 @@ int run_diff_index(struct rev_info *revs, int cached)
 		exit(128);
 
 	diff_set_mnemonic_prefix(&revs->diffopt, "c/", cached ? "i/" : "w/");
-	diffcore_fix_diff_index(&revs->diffopt);
+	diffcore_fix_diff_index();
 	diffcore_std(&revs->diffopt);
 	diff_flush(&revs->diffopt);
 	trace_performance_leave("diff-index");
diff --git a/diff.c b/diff.c
index 5306c48652..3e7d11fb70 100644
--- a/diff.c
+++ b/diff.c
@@ -6224,7 +6224,7 @@ static int diffnamecmp(const void *a_, const void *b_)
 	return strcmp(name_a, name_b);
 }
 
-void diffcore_fix_diff_index(struct diff_options *options)
+void diffcore_fix_diff_index(void)
 {
 	struct diff_queue_struct *q = &diff_queued_diff;
 	QSORT(q->queue, q->nr, diffnamecmp);
diff --git a/diff.h b/diff.h
index b512d0477a..8f55aad5ba 100644
--- a/diff.h
+++ b/diff.h
@@ -367,7 +367,7 @@ int git_config_rename(const char *var, const char *value);
 #define DIFF_PICKAXE_IGNORE_CASE	32
 
 void diffcore_std(struct diff_options *);
-void diffcore_fix_diff_index(struct diff_options *);
+void diffcore_fix_diff_index(void);
 
 #define COMMON_DIFF_OPTIONS_HELP \
 "\ncommon diff options:\n" \
-- 
2.21.0.rc1.567.g648f076c3f