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	recurse.c - ubase - suckless linux base utils
	git clone git://git.suckless.org/ubase
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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 }