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authorThomas Gummerer <t.gummerer@gmail.com>2019-07-11 16:08:50 (GMT)
committerJunio C Hamano <gitster@pobox.com>2019-07-11 21:29:27 (GMT)
commit444e0969baaf2f68691ac7b49d5413d5e0d8d1fb (patch)
treee9cbfc3fb1ba6187a6d66520e23cbfeee8b23647 /range-diff.c
parentb66885a30cb84fc61986bc4eea805a31fdbea79a (diff)
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range-diff: add filename to inner diff
In a range-diff it's not always clear which file a certain funcname of the inner diff belongs to, because the diff header (or section header as added in a previous commit) is not always visible in the range-diff. Add the filename to the inner diffs header, so it's always visible to users. This also allows us to add the filename + the funcname to the outer diffs hunk headers using a custom userdiff pattern, which will be done in the next commit. Signed-off-by: Thomas Gummerer <t.gummerer@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'range-diff.c')
-rw-r--r--range-diff.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/range-diff.c b/range-diff.c
index 5f64380..7a96a58 100644
--- a/range-diff.c
+++ b/range-diff.c
@@ -46,7 +46,7 @@ static int read_patches(const char *range, struct string_list *list)
struct strbuf buf = STRBUF_INIT, contents = STRBUF_INIT;
struct patch_util *util = NULL;
int in_header = 1;
- char *line;
+ char *line, *current_filename = NULL;
int offset, len;
size_t size;
@@ -125,6 +125,12 @@ static int read_patches(const char *range, struct string_list *list)
else
strbuf_addstr(&buf, patch.new_name);
+ free(current_filename);
+ if (patch.is_delete > 0)
+ current_filename = xstrdup(patch.old_name);
+ else
+ current_filename = xstrdup(patch.new_name);
+
if (patch.new_mode && patch.old_mode &&
patch.old_mode != patch.new_mode)
strbuf_addf(&buf, " (mode change %06o => %06o)",
@@ -145,7 +151,11 @@ static int read_patches(const char *range, struct string_list *list)
continue;
} else if (skip_prefix(line, "@@ ", &p)) {
p = strstr(p, "@@");
- strbuf_addstr(&buf, p ? p : "@@");
+ strbuf_addstr(&buf, "@@");
+ if (current_filename && p[2])
+ strbuf_addf(&buf, " %s:", current_filename);
+ if (p)
+ strbuf_addstr(&buf, p + 2);
} else if (!line[0])
/*
* A completely blank (not ' \n', which is context)
@@ -177,6 +187,7 @@ static int read_patches(const char *range, struct string_list *list)
if (util)
string_list_append(list, buf.buf)->util = util;
strbuf_release(&buf);
+ free(current_filename);
if (finish_command(&cp))
return -1;