1 files changed, 8 insertions, 10 deletions

diff --git a/shell/match.c b/shell/match.c
index 47038d667..a7101ef7e 100644
--- a/shell/match.c
+++ b/shell/match.c
@@ -11,8 +11,6 @@
  * Kenneth Almquist.
  *
  * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
- *
- * Original BSD copyright notice is retained at the end of this file.
  */
 #ifdef STANDALONE
 # include <stdbool.h>
@@ -28,7 +26,7 @@
 
 #define pmatch(a, b) !fnmatch((a), (b), 0)
 
-char *scanleft(char *string, char *pattern, bool zero)
+char *scanleft(char *string, char *pattern, bool match_at_left)
 {
         char c;
         char *loc = string;
@@ -38,7 +36,7 @@ char *scanleft(char *string, char *pattern, bool zero)
                 const char *s;
 
                 c = *loc;
-                if (zero) {
+                if (match_at_left) {
                         *loc = '\0';
                         s = string;
                 } else
@@ -55,7 +53,7 @@ char *scanleft(char *string, char *pattern, bool zero)
         return NULL;
 }
 
-char *scanright(char *string, char *pattern, bool zero)
+char *scanright(char *string, char *pattern, bool match_at_left)
 {
         char c;
         char *loc = string + strlen(string);
@@ -65,7 +63,7 @@ char *scanright(char *string, char *pattern, bool zero)
                 const char *s;
 
                 c = *loc;
-                if (zero) {
+                if (match_at_left) {
                         *loc = '\0';
                         s = string;
                 } else
@@ -88,7 +86,7 @@ int main(int argc, char *argv[])
         char *string;
         char *op;
         char *pattern;
-        bool zero;
+        bool match_at_left;
         char *loc;
 
         int i;
@@ -117,15 +115,15 @@ int main(int argc, char *argv[])
                         continue;
                 }
                 op = string + off;
-                scan = pick_scan(op[0], op[1], &zero);
+                scan = pick_scan(op[0], op[1], &match_at_left);
                 pattern = op + 1;
                 if (op[0] == op[1])
                         op[1] = '\0', ++pattern;
                 op[0] = '\0';
 
-                loc = scan(string, pattern, zero);
+                loc = scan(string, pattern, match_at_left);
 
-                if (zero) {
+                if (match_at_left) {
                         printf("'%s'\n", loc);
                 } else {
                         *loc = '\0';