replace while loops with equivalent for loops

1 files changed, 4 insertions, 11 deletions

diff --git a/color-ls b/color-ls
index 5b0930f..16ba632 100755
--- a/color-ls
+++ b/color-ls
@@ -39,8 +39,7 @@ _colorize () {
 			}
 			ncolumns = columns / widest;
 
-			i = 1;
-			while (i <= NR) {
+			for (i = 1; i <= NR; i++) {
 				# FIXME: this is all jacked up
 				printf("%-*s", widest, all[(row * ncolumns) + (i % ncolumns)]);
 				column += widest;
@@ -65,15 +64,13 @@ _colorize () {
 				columns = 80;
 			}
 
-			i = 1;
-			while (i <= NR) {
+			for (i = 1; i <= NR; i++) {
 				printf("%-*s", widest, all[i]);
 				column += widest;
 				if (column > columns) {
 					printf("\n");
 					column = 0;
 				}
-				i++;
 			}
 
 			if (column != 0) {
@@ -82,18 +79,14 @@ _colorize () {
 		}
 
 		function long_output() {
-			i = 1;
-			while (i <= NR) {
+			for (i = 1; i <= NR; i++) {
 				printf("%s\n", file[i]);
-			i++;
 			}
 		}
 
 		function comma_output() {
-			i = 1;
-			while (i <= NR) {
+			for (i = 1; i <= NR; i++) {
 				printf("%s%s", i == 1 ? "" : ", ", $0 );
-				i++;
 			}
 		}