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lsx: return failure on error

This commit is contained in:
Connor Lane Smith 2011-10-16 18:14:51 +01:00
parent 4126b1e323
commit c71abdc65c
1 changed files with 5 additions and 2 deletions
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7
lsx.c
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@ -8,6 +8,8 @@
static void lsx(const char *dir); static void lsx(const char *dir);
static int status = EXIT_SUCCESS;
int int
main(int argc, char *argv[]) { main(int argc, char *argv[]) {
int i; int i;
@ -16,7 +18,7 @@ main(int argc, char *argv[]) {
lsx("."); lsx(".");
else for(i = 1; i < argc; i++) else for(i = 1; i < argc; i++)
lsx(argv[i]); lsx(argv[i]);
return EXIT_SUCCESS; return status;
} }
void void
@ -27,12 +29,13 @@ lsx(const char *dir) {
DIR *dp; DIR *dp;
if(!(dp = opendir(dir))) { if(!(dp = opendir(dir))) {
status = EXIT_FAILURE;
perror(dir); perror(dir);
return; return;
} }
while((d = readdir(dp))) while((d = readdir(dp)))
if(snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name) < (int)sizeof buf if(snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name) < (int)sizeof buf
&& !stat(buf, &st) && S_ISREG(st.st_mode) && access(buf, X_OK) == 0) && stat(buf, &st) == 0 && S_ISREG(st.st_mode) && access(buf, X_OK) == 0)
puts(d->d_name); puts(d->d_name);
closedir(dp); closedir(dp);
} }