X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=rev-parse.c;h=0c951af0d49da459fc6c85c32707b016bf581a57;hb=af6e277c5eddbcf82582b4bbd3e50b36aa61a20a;hp=5a989825113b122d130448726c8eb97ffeb21ad1;hpb=5a83f3be2465c8b824a0bb80dcffdcd70457b907;p=git.git

diff --git a/rev-parse.c b/rev-parse.c
index 5a989825..0c951af0 100644
--- a/rev-parse.c
+++ b/rev-parse.c
@@ -131,25 +131,12 @@ static int show_reference(const char *refname, const unsigned char *sha1)
 
 static void show_datestring(const char *flag, const char *datestr)
 {
-	FILE *date;
 	static char buffer[100];
-	static char cmd[1000];
-	int len;
 
 	/* date handling requires both flags and revs */
 	if ((filter & (DO_FLAGS | DO_REVS)) != (DO_FLAGS | DO_REVS))
 		return;
-	len = strlen(flag);
-	memcpy(buffer, flag, len);
-
-	snprintf(cmd, sizeof(cmd), "date --date=%s +%%s", sq_quote(datestr));
-	date = popen(cmd, "r");
-	if (!date || !fgets(buffer + len, sizeof(buffer) - len, date))
-		die("git-rev-list: bad date string");
-	pclose(date);
-	len = strlen(buffer);
-	if (buffer[len-1] == '\n')
-		buffer[--len] = 0;
+	snprintf(buffer, sizeof(buffer), "%s%lu", flag, approxidate(datestr));
 	show(buffer);
 }
 
@@ -229,6 +216,18 @@ int main(int argc, char **argv)
 					puts(prefix);
 				continue;
 			}
+			if (!strcmp(arg, "--show-cdup")) {
+				const char *pfx = prefix;
+				while (pfx) {
+					pfx = strchr(pfx, '/');
+					if (pfx) {
+						pfx++;
+						printf("../");
+					}
+				}
+				putchar('\n');
+				continue;
+			}
 			if (!strcmp(arg, "--git-dir")) {
 				const char *gitdir = getenv(GIT_DIR_ENVIRONMENT);
 				static char cwd[PATH_MAX];