 |
cat.c - slstatus - status monitor |
 |
git clone git://git.suckless.org/slstatus |
 |
Log |
|
Files |
|
Refs |
|
README |
|
LICENSE |
|
--- |
|
cat.c (652B) |
|
--- |
|
1 /* See LICENSE file for copyright and license details. */ |
|
2 #include <stdio.h> |
|
3 #include <string.h> |
|
4 |
|
5 #include "../slstatus.h" |
|
6 #include "../util.h" |
|
7 |
|
8 const char * |
|
9 cat(const char *path) |
|
10 { |
|
11 char *f; |
|
12 FILE *fp; |
|
13 |
|
14 if (!(fp = fopen(path, "r"))) { |
|
15 warn("fopen '%s':", path); |
|
16 return NULL; |
|
17 } |
|
18 |
|
19 f = fgets(buf, sizeof(buf) - 1, fp); |
|
20 if (fclose(fp) < 0) { |
|
21 warn("fclose '%s':", path); |
|
22 return NULL; |
|
23 } |
|
24 if (!f) |
|
25 return NULL; |
|
26 |
|
27 if ((f = strrchr(buf, '\n'))) |
|
28 f[0] = '\0'; |
|
29 |
|
30 return buf[0] ? buf : NULL; |
|
31 } |
|
32 |
