slstatus/components/num_files.c
Aaron Marcher b0401b13bb Clean up header includes
- Remove <errno.h> because related functions are in util.c now
 - Remove corresponding <string.h> if not used otherwise
2018-05-30 19:35:37 +02:00

31 lines
507 B
C

/* See LICENSE file for copyright and license details. */
#include <dirent.h>
#include <stdio.h>
#include <string.h>
#include "../util.h"
const char *
num_files(const char *dir)
{
struct dirent *dp;
DIR *fd;
int num;
if (!(fd = opendir(dir))) {
warn("opendir '%s':", dir);
return NULL;
}
num = 0;
while ((dp = readdir(fd))) {
if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, "..")) {
continue; /* skip self and parent */
}
num++;
}
closedir(fd);
return bprintf("%d", num);
}