X-Git-Url: http://git.cinelerra-gg.org/git/?a=blobdiff_plain;f=cinelerra-5.1%2Fguicast%2Funits.C;h=9c2f1d27106b7f4be2cee7ec37f70c5bd91edf04;hb=efb3600851fd27b13d3053ffbdb6434535580bfd;hp=8e24d3efaed6c8b6bbe9325e9b9f1d80d364f916;hpb=7b05ad287956f8bd00836d9b5fb39f899a5fb641;p=goodguy%2Fhistory.git

diff --git a/cinelerra-5.1/guicast/units.C b/cinelerra-5.1/guicast/units.C
index 8e24d3ef..9c2f1d27 100644
--- a/cinelerra-5.1/guicast/units.C
+++ b/cinelerra-5.1/guicast/units.C
@@ -620,14 +620,13 @@ const char* Units::format_to_separators(int time_format)
 
 void Units::punctuate(char *string)
 {
-	int len = strlen(string);
-	int commas = (len - 1) / 3;
-	for(int i = len + commas, j = len, k; j >= 0 && i >= 0; i--, j--) {
-		k = (len - j - 1) / 3;
-		if(k * 3 == len - j - 1 && j != len - 1 && string[j] != 0) {
-			string[i--] = ',';
-		}
-		string[i] = string[j];
+	int sep = ',', len = strlen(string), commas = (len - 1) / 3;
+	char *cp = string + len, *bp = cp + commas;
+	*bp = 0;
+	for( int k=3; cp < bp && bp > string; ) {
+		*--bp = *--cp;
+		if( --k > 0 ) continue;
+		*--bp = sep;  k = 3;
 	}
 }