add num_files() function for maildirs ;)

This commit is contained in:
aaron marcher 2017-08-06 15:02:16 +02:00
parent ad39aa012c
commit 4b4b2ac079
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GPG key ID: 74B048E5C2474F9A
3 changed files with 27 additions and 0 deletions

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@ -21,6 +21,7 @@ The following information is included:
- Kernel version
- Keyboard indicators
- Load averages
- Number of files in a directory (hint: Maildir)
- Memory status (free memory, percentage, total memory and used memory)
- Swap status (free swap, percentage, total swap and used swap)
- Temperature

View file

@ -27,6 +27,7 @@
- kernel_release (uname -r) [argument: NULL]
- keyboard_indicators (caps/num lock indicators) [agrument: NULL]
- load_avg (load average) [argument: NULL]
- num_files (number of files in a directory - hint: maildir) [argument: path]
- ram_free (free ram in GB) [argument: NULL]
- ram_perc (ram usage in percent) [argument: NULL]
- ram_total (total ram in GB) [argument: NULL]

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@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include <dirent.h>
#include <err.h>
#include <fcntl.h>
#include <ifaddrs.h>
@ -51,6 +52,7 @@ static const char *ip(const char *iface);
static const char *kernel_release(void);
static const char *keyboard_indicators(void);
static const char *load_avg(void);
static const char *num_files(const char *dir);
static const char *ram_free(void);
static const char *ram_perc(void);
static const char *ram_used(void);
@ -402,6 +404,29 @@ load_avg(void)
return bprintf("%.2f %.2f %.2f", avgs[0], avgs[1], avgs[2]);
}
static const char *
num_files(const char *dir)
{
struct dirent *dp;
DIR *fd;
int num = 0;
if ((fd = opendir(dir)) == NULL) {
warn("Failed to get number of files in directory %s", dir);
return UNKNOWN_STR;
}
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);
}
static const char *
ram_free(void)
{