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Diffstat (limited to 'diff-helper.c')
-rw-r--r--diff-helper.c25
1 files changed, 19 insertions, 6 deletions
diff --git a/diff-helper.c b/diff-helper.c
index ea9aefa..4e966db 100644
--- a/diff-helper.c
+++ b/diff-helper.c
@@ -8,6 +8,7 @@
static int detect_rename = 0;
static int diff_score_opt = 0;
+static int generate_patch = 1;
static int parse_oneside_change(const char *cp, int *mode,
unsigned char *sha1, char *path)
@@ -20,7 +21,8 @@ static int parse_oneside_change(const char *cp, int *mode,
cp++;
}
*mode = m;
- if (strncmp(cp, "\tblob\t", 6) && strncmp(cp, " blob ", 6))
+ if (strncmp(cp, "\tblob\t", 6) && strncmp(cp, " blob ", 6) &&
+ strncmp(cp, "\ttree\t", 6) && strncmp(cp, " tree ", 6))
return -1;
cp += 6;
if (get_sha1_hex(cp, sha1))
@@ -44,11 +46,13 @@ static int parse_diff_raw_output(const char *buf)
diff_unmerge(cp + 1);
break;
case '+':
- parse_oneside_change(cp, &new_mode, new_sha1, path);
+ if (parse_oneside_change(cp, &new_mode, new_sha1, path))
+ return -1;
diff_addremove('+', new_mode, new_sha1, path, NULL);
break;
case '-':
- parse_oneside_change(cp, &old_mode, old_sha1, path);
+ if (parse_oneside_change(cp, &old_mode, old_sha1, path))
+ return -1;
diff_addremove('-', old_mode, old_sha1, path, NULL);
break;
case '*':
@@ -64,7 +68,8 @@ static int parse_diff_raw_output(const char *buf)
new_mode = (new_mode << 3) | (ch - '0');
cp++;
}
- if (strncmp(cp, "\tblob\t", 6) && strncmp(cp, " blob ", 6))
+ if (strncmp(cp, "\tblob\t", 6) && strncmp(cp, " blob ", 6) &&
+ strncmp(cp, "\ttree\t", 6) && strncmp(cp, " tree ", 6))
return -1;
cp += 6;
if (get_sha1_hex(cp, old_sha1))
@@ -88,7 +93,7 @@ static int parse_diff_raw_output(const char *buf)
}
static const char *diff_helper_usage =
- "git-diff-helper [-z] [-R] [-M] paths...";
+ "git-diff-helper [-z] [-R] [-M] [-C] paths...";
int main(int ac, const char **av) {
struct strbuf sb;
@@ -102,17 +107,25 @@ int main(int ac, const char **av) {
reverse = 1;
else if (av[1][1] == 'z')
line_termination = 0;
+ else if (av[1][1] == 'p') /* hidden from the help */
+ generate_patch = 0;
else if (av[1][1] == 'M') {
detect_rename = 1;
diff_score_opt = diff_scoreopt_parse(av[1]);
}
+ else if (av[1][1] == 'C') {
+ detect_rename = 2;
+ diff_score_opt = diff_scoreopt_parse(av[1]);
+ }
else
usage(diff_helper_usage);
ac--; av++;
}
/* the remaining parameters are paths patterns */
- diff_setup(detect_rename, diff_score_opt, reverse, -1, av+1, ac-1);
+ diff_setup(detect_rename, diff_score_opt, reverse,
+ (generate_patch ? -1 : line_termination),
+ av+1, ac-1);
while (1) {
int status;