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