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-rw-r--r--diff.c38
1 files changed, 21 insertions, 17 deletions
diff --git a/diff.c b/diff.c
index 17873f3d9e..93004922de 100644
--- a/diff.c
+++ b/diff.c
@@ -2704,10 +2704,16 @@ static void diff_fill_sha1_info(struct diff_filespec *one)
static void strip_prefix(int prefix_length, const char **namep, const char **otherp)
{
/* Strip the prefix but do not molest /dev/null and absolute paths */
- if (*namep && **namep != '/')
+ if (*namep && **namep != '/') {
*namep += prefix_length;
- if (*otherp && **otherp != '/')
+ if (**namep == '/')
+ ++*namep;
+ }
+ if (*otherp && **otherp != '/') {
*otherp += prefix_length;
+ if (**otherp == '/')
+ ++*otherp;
+ }
}
static void run_diff(struct diff_filepair *p, struct diff_options *o)
@@ -2814,7 +2820,6 @@ static void run_checkdiff(struct diff_filepair *p, struct diff_options *o)
void diff_setup(struct diff_options *options)
{
memset(options, 0, sizeof(*options));
- memset(&diff_queued_diff, 0, sizeof(diff_queued_diff));
options->file = stdout;
@@ -4059,25 +4064,24 @@ void diffcore_fix_diff_index(struct diff_options *options)
void diffcore_std(struct diff_options *options)
{
- /* We never run this function more than one time, because the
- * rename/copy detection logic can only run once.
- */
- if (diff_queued_diff.run)
- return;
-
if (options->skip_stat_unmatch)
diffcore_skip_stat_unmatch(options);
- if (options->break_opt != -1)
- diffcore_break(options->break_opt);
- if (options->detect_rename)
- diffcore_rename(options);
- if (options->break_opt != -1)
- diffcore_merge_broken();
+ if (!options->found_follow) {
+ /* See try_to_follow_renames() in tree-diff.c */
+ if (options->break_opt != -1)
+ diffcore_break(options->break_opt);
+ if (options->detect_rename)
+ diffcore_rename(options);
+ if (options->break_opt != -1)
+ diffcore_merge_broken();
+ }
if (options->pickaxe)
diffcore_pickaxe(options->pickaxe, options->pickaxe_opts);
if (options->orderfile)
diffcore_order(options->orderfile);
- diff_resolve_rename_copy();
+ if (!options->found_follow)
+ /* See try_to_follow_renames() in tree-diff.c */
+ diff_resolve_rename_copy();
diffcore_apply_filter(options->filter);
if (diff_queued_diff.nr && !DIFF_OPT_TST(options, DIFF_FROM_CONTENTS))
@@ -4085,7 +4089,7 @@ void diffcore_std(struct diff_options *options)
else
DIFF_OPT_CLR(options, HAS_CHANGES);
- diff_queued_diff.run = 1;
+ options->found_follow = 0;
}
int diff_result_code(struct diff_options *opt, int status)