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- minor shrinkage

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This commit is contained in:
Bernhard Reutner-Fischer 2006-06-14 16:17:50 +00:00
parent d760560c52
commit 66e3a222cd
1 changed files with 13 additions and 8 deletions
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21
debianutils/which.c
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@ -16,9 +16,15 @@
#include <unistd.h>
#include <sys/stat.h>
static int is_executable_file(const char const * a, struct stat *b)
{
return (!access(a,X_OK) && !stat(a, b) && S_ISREG(b->st_mode));
}
int which_main(int argc, char **argv)
{
int status = EXIT_SUCCESS;
int status;
size_t i, count;
char *path_list;
@ -63,13 +69,12 @@ int which_main(int argc, char **argv)
count = 5;
}
status = EXIT_SUCCESS;
while (argc-- > 0) {
struct stat stat_b;
char *buf;
char *path_n;
char found = 0;
#define is_executable_file(a, b) (!access(a,X_OK) && !stat(a, &b) && \
S_ISREG(b.st_mode))
int found = 0;
argv++;
path_n = path_list;
@ -77,14 +82,14 @@ int which_main(int argc, char **argv)
/* if filename is either absolute or contains slashes,
* stat it */
if (strchr(buf, '/') != NULL && is_executable_file(buf, stat_b)) {
found = 1;
if (strchr(buf, '/') != NULL && is_executable_file(buf, &stat_b)) {
found++;
} else {
/* Couldn't access file and file doesn't contain slashes */
for (i = 0; i < count; i++) {
buf = concat_path_file(path_n, *argv);
if (is_executable_file(buf, stat_b)) {
found = 1;
if (is_executable_file(buf, &stat_b)) {
found++;
break;
}
free(buf);