count.c - spoon - set dwm status
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       ---
       count.c (619B)
       ---
            1 #include <dirent.h>
            2 #include <err.h>
            3 #include <stdio.h>
            4 #include <string.h>
            5 
            6 int
            7 countread(void *arg, char *buf, size_t len)
            8 {
            9         char *path = arg;
           10         unsigned long count = 0;
           11         struct dirent *e;
           12         DIR *d;
           13 
           14         if ((d = opendir(path)) == NULL) {
           15                 warn("open %s", path);
           16                 return -1;
           17         }
           18 
           19         while ((e = readdir(d)) != NULL) {
           20                 if (!strcmp(e->d_name, ".") || !strcmp(e->d_name, ".."))
           21                         continue;
           22                 ++count;
           23         }
           24         closedir(d);
           25 
           26         snprintf(buf, len, "%lu", count);
           27 
           28         return 0;
           29 }