diff options
Diffstat (limited to 'lsx.c')
| -rw-r--r-- | lsx.c | 21 |
1 files changed, 13 insertions, 8 deletions
@@ -1,5 +1,6 @@ /* See LICENSE file for copyright and license details. */ #include <dirent.h> +#include <errno.h> #include <limits.h> #include <stdio.h> #include <stdlib.h> @@ -8,6 +9,8 @@ static void lsx(const char *dir); +static int status = EXIT_SUCCESS; + int main(int argc, char *argv[]) { int i; @@ -16,7 +19,7 @@ main(int argc, char *argv[]) { lsx("."); else for(i = 1; i < argc; i++) lsx(argv[i]); - return EXIT_SUCCESS; + return status; } void @@ -26,13 +29,15 @@ lsx(const char *dir) { struct stat st; DIR *dp; - if(!(dp = opendir(dir))) { - perror(dir); - return; - } - while((d = readdir(dp))) + for(dp = opendir(dir); dp && (d = readdir(dp)); errno = 0) 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) + && access(buf, X_OK) == 0 && stat(buf, &st) == 0 && S_ISREG(st.st_mode)) puts(d->d_name); - closedir(dp); + + if(errno != 0) { + status = EXIT_FAILURE; + perror(dir); + } + if(dp) + closedir(dp); } |