morpheus-base

morpheus base system
git clone git://git.2f30.org/morpheus-base.git
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recurse.c (944B)


      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 <sys/stat.h>
      8 #include <sys/types.h>
      9 #include <unistd.h>
     10 
     11 #include "../util.h"
     12 
     13 void
     14 recurse(const char *path, void (*fn)(const char *))
     15 {
     16 	char buf[PATH_MAX];
     17 	struct dirent *d;
     18 	struct stat st;
     19 	DIR *dp;
     20 
     21 	if (lstat(path, &st) == -1 || S_ISDIR(st.st_mode) == 0)
     22 		return;
     23 
     24 	if (!(dp = opendir(path)))
     25 		eprintf("opendir %s:", path);
     26 
     27 	while ((d = readdir(dp))) {
     28 		if (strcmp(d->d_name, ".") == 0 ||
     29 		    strcmp(d->d_name, "..") == 0)
     30 			continue;
     31 		if (strlcpy(buf, path, sizeof(buf)) >= sizeof(buf))
     32 			eprintf("path too long\n");
     33 		if (buf[strlen(buf) - 1] != '/')
     34 			if (strlcat(buf, "/", sizeof(buf)) >= sizeof(buf))
     35 				eprintf("path too long\n");
     36 		if (strlcat(buf, d->d_name, sizeof(buf)) >= sizeof(buf))
     37 			eprintf("path too long\n");
     38 		fn(buf);
     39 	}
     40 
     41 	closedir(dp);
     42 }