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Tomasz Motylewski reported that the 'which' applet does not find

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files when the full file PATH is specified.

This patch from Arthur Othieno fixes it.
This commit is contained in:
Eric Andersen 2003-10-22 10:38:22 +00:00
parent 7f6295f516
commit 514633bf3f
1 changed files with 30 additions and 12 deletions
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28
debianutils/which.c
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@ -26,10 +26,19 @@
#include <stdlib.h>
#include "busybox.h"
static int file_exists(char *file)
{
struct stat filestat;
if (stat(file, &filestat) == 0 && filestat.st_mode & S_IXUSR)
return 1;
else
return 0;
}
extern int which_main(int argc, char **argv)
{
char *path_list, *path_n;
struct stat filestat;
int i, count=1, found, status = EXIT_SUCCESS;
if (argc <= 1 || **(argv + 1) == '-')
@ -52,12 +61,20 @@ extern int which_main(int argc, char **argv)
path_n = path_list;
argv++;
found = 0;
for (i = 0; i < count; i++) {
char *buf;
/*
* Check if we were given the full path, first.
* Otherwise see if the file exists in our $PATH.
*/
buf = *argv;
if (file_exists(buf)) {
puts(buf);
found = 1;
} else {
for (i = 0; i < count; i++) {
buf = concat_path_file(path_n, *argv);
if (stat (buf, &filestat) == 0
&& filestat.st_mode & S_IXUSR)
{
if (file_exists(buf)) {
puts(buf);
found = 1;
break;
@ -65,6 +82,7 @@ extern int which_main(int argc, char **argv)
free(buf);
path_n += (strlen(path_n) + 1);
}
}
if (!found)
status = EXIT_FAILURE;
}