Added log_format_has().

1 files changed, 21 insertions, 1 deletions

diff --git a/log.c b/log.c
index 87cd1d77..c8a433db 100644
--- a/log.c
+++ b/log.c
@@ -364,7 +364,7 @@ static void log_formatted(enum logcode code, char *format, char *op,
 	 * rather keep going until we reach the nul of the format. */
 	total = strlcpy(buf, format, sizeof buf);
 	
-	for (p = buf; (p = strchr(p, '%')) != NULL && p[1]; ) {
+	for (p = buf; (p = strchr(p, '%')) != NULL; ) {
 		s = p++;
 		n = fmt + 1;
 		if (*p == '-')
@@ -535,6 +535,26 @@ static void log_formatted(enum logcode code, char *format, char *op,
 	rprintf(code, "%s\n", buf);
 }
 
+int log_format_has(const char *format, char esc)
+{
+	const char *p;
+
+	if (!format)
+		return 0;
+
+	for (p = format; (p = strchr(p, '%')) != NULL; ) {
+		if (*++p == '-')
+			p++;
+		while (isdigit(*(uchar*)p))
+			p++;
+		if (!*p)
+			break;
+		if (*p == esc)
+			return 1;
+	}
+	return 0;
+}
+
 /* log the transfer of a file */
 void log_item(struct file_struct *file, struct stats *initial_stats,
 	      int iflags, char *hlink)