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-rw-r--r--diff.c46
1 files changed, 31 insertions, 15 deletions
diff --git a/diff.c b/diff.c
index 99059231b4..167e6a4abd 100644
--- a/diff.c
+++ b/diff.c
@@ -14,6 +14,7 @@
#include "userdiff.h"
#include "sigchain.h"
#include "submodule.h"
+#include "ll-merge.h"
#ifdef NO_FAST_WORKING_DIRECTORY
#define FAST_WORKING_DIRECTORY 0
@@ -1370,37 +1371,32 @@ static void free_diffstat_info(struct diffstat_t *diffstat)
struct checkdiff_t {
const char *filename;
int lineno;
+ int conflict_marker_size;
struct diff_options *o;
unsigned ws_rule;
unsigned status;
};
-static int is_conflict_marker(const char *line, unsigned long len)
+static int is_conflict_marker(const char *line, int marker_size, unsigned long len)
{
char firstchar;
int cnt;
- if (len < 8)
+ if (len < marker_size + 1)
return 0;
firstchar = line[0];
switch (firstchar) {
- case '=': case '>': case '<':
+ case '=': case '>': case '<': case '|':
break;
default:
return 0;
}
- for (cnt = 1; cnt < 7; cnt++)
+ for (cnt = 1; cnt < marker_size; cnt++)
if (line[cnt] != firstchar)
return 0;
- /* line[0] thru line[6] are same as firstchar */
- if (firstchar == '=') {
- /* divider between ours and theirs? */
- if (len != 8 || line[7] != '\n')
- return 0;
- } else if (len < 8 || !isspace(line[7])) {
- /* not divider before ours nor after theirs */
+ /* line[1] thru line[marker_size-1] are same as firstchar */
+ if (len < marker_size + 1 || !isspace(line[marker_size]))
return 0;
- }
return 1;
}
@@ -1408,6 +1404,7 @@ static void checkdiff_consume(void *priv, char *line, unsigned long len)
{
struct checkdiff_t *data = priv;
int color_diff = DIFF_OPT_TST(data->o, COLOR_DIFF);
+ int marker_size = data->conflict_marker_size;
const char *ws = diff_get_color(color_diff, DIFF_WHITESPACE);
const char *reset = diff_get_color(color_diff, DIFF_RESET);
const char *set = diff_get_color(color_diff, DIFF_FILE_NEW);
@@ -1416,7 +1413,7 @@ static void checkdiff_consume(void *priv, char *line, unsigned long len)
if (line[0] == '+') {
unsigned bad;
data->lineno++;
- if (is_conflict_marker(line + 1, len - 1)) {
+ if (is_conflict_marker(line + 1, marker_size, len - 1)) {
data->status |= 1;
fprintf(data->o->file,
"%s:%d: leftover conflict marker\n",
@@ -1860,6 +1857,7 @@ static void builtin_checkdiff(const char *name_a, const char *name_b,
data.lineno = 0;
data.o = o;
data.ws_rule = whitespace_rule(attr_path);
+ data.conflict_marker_size = ll_merge_marker_size(attr_path);
if (fill_mmfile(&mf1, one) < 0 || fill_mmfile(&mf2, two) < 0)
die("unable to read files to diff");
@@ -2032,7 +2030,7 @@ static int diff_populate_gitlink(struct diff_filespec *s, int size_only)
char *data = xmalloc(100), *dirty = "";
/* Are we looking at the work tree? */
- if (!s->sha1_valid && s->dirty_submodule)
+ if (s->dirty_submodule)
dirty = "-dirty";
len = snprintf(data, 100,
@@ -2628,6 +2626,12 @@ int diff_setup_done(struct diff_options *options)
*/
if (options->pickaxe)
DIFF_OPT_SET(options, RECURSIVE);
+ /*
+ * When patches are generated, submodules diffed against the work tree
+ * must be checked for dirtiness too so it can be shown in the output
+ */
+ if (options->output_format & DIFF_FORMAT_PATCH)
+ DIFF_OPT_SET(options, DIRTY_SUBMODULES);
if (options->detect_rename && options->rename_limit < 0)
options->rename_limit = diff_rename_limit_default;
@@ -2826,6 +2830,15 @@ int diff_opt_parse(struct diff_options *options, const char **av, int ac)
DIFF_OPT_SET(options, FOLLOW_RENAMES);
else if (!strcmp(arg, "--color"))
DIFF_OPT_SET(options, COLOR_DIFF);
+ else if (!prefixcmp(arg, "--color=")) {
+ int value = git_config_colorbool(NULL, arg+8, -1);
+ if (value == 0)
+ DIFF_OPT_CLR(options, COLOR_DIFF);
+ else if (value > 0)
+ DIFF_OPT_SET(options, COLOR_DIFF);
+ else
+ return error("option `color' expects \"always\", \"auto\", or \"never\"");
+ }
else if (!strcmp(arg, "--no-color"))
DIFF_OPT_CLR(options, COLOR_DIFF);
else if (!strcmp(arg, "--color-words")) {
@@ -3077,7 +3090,8 @@ int diff_unmodified_pair(struct diff_filepair *p)
* dealing with a change.
*/
if (one->sha1_valid && two->sha1_valid &&
- !hashcmp(one->sha1, two->sha1))
+ !hashcmp(one->sha1, two->sha1) &&
+ !one->dirty_submodule && !two->dirty_submodule)
return 1; /* no change */
if (!one->sha1_valid && !two->sha1_valid)
return 1; /* both look at the same file on the filesystem. */
@@ -3212,6 +3226,8 @@ static void diff_resolve_rename_copy(void)
}
else if (hashcmp(p->one->sha1, p->two->sha1) ||
p->one->mode != p->two->mode ||
+ p->one->dirty_submodule ||
+ p->two->dirty_submodule ||
is_null_sha1(p->one->sha1))
p->status = DIFF_STATUS_MODIFIED;
else {