lsx.c

   1 /* See LICENSE file for copyright and license details. */
   2 #include <dirent.h>
   3 #include <limits.h>
   4 #include <stdio.h>
   5 #include <stdlib.h>
   6 #include <string.h>
   7 #include <unistd.h>
   8 #include <sys/stat.h>
   9
  10 static void lsx(const char *dir);
  11
  12 int
  13 main(int argc, char *argv[]) {
  14         int i;
  15
  16         if(argc < 2)
  17                 lsx(".");
  18         else for(i = 1; i < argc; i++)
  19                 lsx(argv[i]);
  20         return EXIT_SUCCESS;
  21 }
  22
  23 void
  24 lsx(const char *dir) {
  25         char buf[PATH_MAX];
  26         struct dirent *d;
  27         struct stat st;
  28         DIR *dp;
  29
  30         if(!(dp = opendir(dir))) {
  31                 perror(dir);
  32                 return;
  33         }
  34         while((d = readdir(dp)))
  35                 if(snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name) < (ssize_t)sizeof buf
  36                 && !stat(buf, &st) && S_ISREG(st.st_mode) && access(buf, X_OK) == 0)
  37                         puts(d->d_name);
  38         closedir(dp);
  39 }