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-rw-r--r--findutils/which.c43
-rw-r--r--which.c43
2 files changed, 24 insertions, 62 deletions
diff --git a/findutils/which.c b/findutils/which.c
index 07c0e0d..dc162dc 100644
--- a/findutils/which.c
+++ b/findutils/which.c
@@ -23,14 +23,12 @@
#include "internal.h"
#include <stdio.h>
-#include <sys/param.h>
extern int which_main(int argc, char **argv)
{
- char *path_list, *test, *tmp, *path_parsed;
- char buf[PATH_MAX];
+ char *path_list, *path_n;
struct stat filestat;
- int count = 0;
+ int i, count=0;
if (argc <= 1 || **(argv + 1) == '-')
usage(which_usage);
@@ -40,45 +38,28 @@ extern int which_main(int argc, char **argv)
if (!path_list)
path_list = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin";
- path_parsed = xmalloc (strlen(path_list) + 1);
- strcpy (path_parsed, path_list);
-
/* Replace colons with zeros in path_parsed and count them */
- count = 1;
- test = path_parsed;
- while (1) {
- tmp = strchr(test, ':');
- if (tmp == NULL)
- break;
- *tmp = 0;
- test = tmp + 1;
- count++;
- }
-
+ for(i=strlen(path_list); i > 0; i--)
+ if (path_list[i]==':') {
+ path_list[i]=0;
+ count++;
+ }
while(argc-- > 0) {
- int i;
- int found = FALSE;
- test = path_parsed;
+ path_n = path_list;
argv++;
for (i = 0; i < count; i++) {
- strcpy (buf, test);
+ char buf[strlen(path_n)+1+strlen(*argv)];
+ strcpy (buf, path_n);
strcat (buf, "/");
strcat (buf, *argv);
if (stat (buf, &filestat) == 0
&& filestat.st_mode & S_IXUSR)
{
- found = TRUE;
+ printf ("%s\n", buf);
break;
}
- test += (strlen(test) + 1);
- }
- if (found == TRUE)
- printf ("%s\n", buf);
- else
- {
- printf ("which: no %s in (%s)\n", *argv, path_list);
- exit (FALSE);
+ path_n += (strlen(path_n) + 1);
}
}
return(TRUE);
diff --git a/which.c b/which.c
index 07c0e0d..dc162dc 100644
--- a/which.c
+++ b/which.c
@@ -23,14 +23,12 @@
#include "internal.h"
#include <stdio.h>
-#include <sys/param.h>
extern int which_main(int argc, char **argv)
{
- char *path_list, *test, *tmp, *path_parsed;
- char buf[PATH_MAX];
+ char *path_list, *path_n;
struct stat filestat;
- int count = 0;
+ int i, count=0;
if (argc <= 1 || **(argv + 1) == '-')
usage(which_usage);
@@ -40,45 +38,28 @@ extern int which_main(int argc, char **argv)
if (!path_list)
path_list = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin";
- path_parsed = xmalloc (strlen(path_list) + 1);
- strcpy (path_parsed, path_list);
-
/* Replace colons with zeros in path_parsed and count them */
- count = 1;
- test = path_parsed;
- while (1) {
- tmp = strchr(test, ':');
- if (tmp == NULL)
- break;
- *tmp = 0;
- test = tmp + 1;
- count++;
- }
-
+ for(i=strlen(path_list); i > 0; i--)
+ if (path_list[i]==':') {
+ path_list[i]=0;
+ count++;
+ }
while(argc-- > 0) {
- int i;
- int found = FALSE;
- test = path_parsed;
+ path_n = path_list;
argv++;
for (i = 0; i < count; i++) {
- strcpy (buf, test);
+ char buf[strlen(path_n)+1+strlen(*argv)];
+ strcpy (buf, path_n);
strcat (buf, "/");
strcat (buf, *argv);
if (stat (buf, &filestat) == 0
&& filestat.st_mode & S_IXUSR)
{
- found = TRUE;
+ printf ("%s\n", buf);
break;
}
- test += (strlen(test) + 1);
- }
- if (found == TRUE)
- printf ("%s\n", buf);
- else
- {
- printf ("which: no %s in (%s)\n", *argv, path_list);
- exit (FALSE);
+ path_n += (strlen(path_n) + 1);
}
}
return(TRUE);