date.c - spoon - set dwm status | |
git clone git://git.codemadness.org/spoon | |
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date.c (516B) | |
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1 #include <sys/types.h> | |
2 | |
3 #include <stdio.h> | |
4 #include <stdlib.h> | |
5 #include <time.h> | |
6 | |
7 #include "types.h" | |
8 | |
9 int | |
10 dateread(void *arg, char *buf, size_t len) | |
11 { | |
12 struct datearg *datearg = arg; | |
13 struct tm *now; | |
14 char *oldtz; | |
15 time_t t; | |
16 | |
17 oldtz = getenv("TZ"); | |
18 if (datearg->tz != NULL && setenv("TZ", datearg->tz, 1) == 0) | |
19 tzset(); | |
20 t = time(NULL); | |
21 now = localtime(&t); | |
22 if (oldtz != NULL) | |
23 setenv("TZ", oldtz, 1); | |
24 else | |
25 unsetenv("TZ"); | |
26 if (now == NULL) | |
27 return -1; | |
28 strftime(buf, len, datearg->fmt, now); | |
29 return 0; | |
30 } |