slstatus/components/num_files.c
Aaron Marcher 96f3a8a54e Get rid of err.h as it is not portable
Replace warn() and warnx() with fprintf() and add <stdio.h> where
necessary.
2018-03-28 18:26:56 +02:00

29 lines
553 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 = 0;
if ((fd = opendir(dir)) == NULL) {
fprintf(stderr, "Failed to get number of files in directory %s", dir);
return NULL;
}
while ((dp = readdir(fd)) != NULL) {
if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, ".."))
continue; /* skip self and parent */
num++;
}
closedir(fd);
return bprintf("%d", num);
}