svn commit: r268920 - head/bin/sh

[Jilles Tjoelker]

Author: jilles
Date: Sun Jul 20 12:06:52 2014
New Revision: 268920
URL: http://svnweb.freebsd.org/changeset/base/268920

Log:
  sh: Remove prefix() function. Use strncmp() instead.

Modified:
  head/bin/sh/exec.c
  head/bin/sh/jobs.c
  head/bin/sh/mystring.c
  head/bin/sh/mystring.h

Modified: head/bin/sh/exec.c
==============================================================================
--- head/bin/sh/exec.c  Sun Jul 20 11:00:51 2014        (r268919)
+++ head/bin/sh/exec.c  Sun Jul 20 12:06:52 2014        (r268920)
@@ -365,7 +365,7 @@ find_command(const char *name, struct cm
        for (;(fullname = padvance(&path, name)) != NULL; stunalloc(fullname)) {
                idx++;
                if (pathopt) {
-                       if (prefix("func", pathopt)) {
+                       if (strncmp(pathopt, "func", 4) == 0) {
                                /* handled below */
                        } else {
                                continue; /* ignore unimplemented options */

Modified: head/bin/sh/jobs.c
==============================================================================
--- head/bin/sh/jobs.c  Sun Jul 20 11:00:51 2014        (r268919)
+++ head/bin/sh/jobs.c  Sun Jul 20 12:06:52 2014        (r268920)
@@ -562,6 +562,7 @@ getjob_nonotfound(const char *name)
 {
        int jobno;
        struct job *found, *jp;
+       size_t namelen;
        pid_t pid;
        int i;
 
@@ -603,10 +604,12 @@ currentjob:       if ((jp = getcurjob(NULL)) =
                        if (found != NULL)
                                return (found);
                } else {
+                       namelen = strlen(name);
                        found = NULL;
                        for (jp = jobtab, i = njobs ; --i >= 0 ; jp++) {
                                if (jp->used && jp->nprocs > 0
-                                && prefix(name + 1, jp->ps[0].cmd)) {
+                                && strncmp(jp->ps[0].cmd, name + 1,
+                                namelen - 1) == 0) {
                                        if (found)
                                                error("%s: ambiguous", name);
                                        found = jp;

Modified: head/bin/sh/mystring.c
==============================================================================
--- head/bin/sh/mystring.c      Sun Jul 20 11:00:51 2014        (r268919)
+++ head/bin/sh/mystring.c      Sun Jul 20 12:06:52 2014        (r268920)
@@ -61,21 +61,6 @@ char nullstr[1];             /* zero length string 
 
 
 /*
- * prefix -- see if pfx is a prefix of string.
- */
-
-int
-prefix(const char *pfx, const char *string)
-{
-       while (*pfx) {
-               if (*pfx++ != *string++)
-                       return 0;
-       }
-       return 1;
-}
-
-
-/*
  * Convert a string of digits to an integer, printing an error message on
  * failure.
  */

Modified: head/bin/sh/mystring.h
==============================================================================
--- head/bin/sh/mystring.h      Sun Jul 20 11:00:51 2014        (r268919)
+++ head/bin/sh/mystring.h      Sun Jul 20 12:06:52 2014        (r268920)
@@ -35,7 +35,6 @@
 
 #include <string.h>
 
-int prefix(const char *, const char *);
 int number(const char *);
 int is_number(const char *);
 
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