recurse.c - smdev - suckless mdev
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       ---
       recurse.c (716B)
       ---
            1 /* See LICENSE file for copyright and license details. */
            2 #include <dirent.h>
            3 #include <errno.h>
            4 #include <stdlib.h>
            5 #include <string.h>
            6 #include <unistd.h>
            7 #include <sys/stat.h>
            8 
            9 #include "../util.h"
           10 
           11 void
           12 recurse(const char *path, void (*fn)(const char *))
           13 {
           14         char *cwd;
           15         struct dirent *d;
           16         struct stat st;
           17         DIR *dp;
           18 
           19         if(lstat(path, &st) == -1 || !S_ISDIR(st.st_mode)) {
           20                 return;
           21         } else if(!(dp = opendir(path))) {
           22                 eprintf("opendir %s:", path);
           23         }
           24 
           25         cwd = agetcwd();
           26         if(chdir(path) == -1)
           27                 eprintf("chdir %s:", path);
           28 
           29         while((d = readdir(dp))) {
           30                 if(strcmp(d->d_name, ".") && strcmp(d->d_name, ".."))
           31                         fn(d->d_name);
           32         }
           33 
           34         closedir(dp);
           35         if(chdir(cwd) == -1)
           36                 eprintf("chdir %s:", cwd);
           37 
           38         free(cwd);
           39 }
           40