diff options
author | Rich Felker <dalias@aerifal.cx> | 2012-03-02 00:24:17 -0500 |
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committer | Rich Felker <dalias@aerifal.cx> | 2012-03-02 00:24:17 -0500 |
commit | b93b7382d6db5efe51134db2eba1bcbe967d1c82 (patch) | |
tree | e675f48baa1d42e2c2d85835adb057f8c0bfe60a /src | |
parent | 536db2b5ac6b9fee7129417926c59ca12e8dffb0 (diff) | |
download | musl-b93b7382d6db5efe51134db2eba1bcbe967d1c82.tar.gz |
first try at implementing getdate function
Diffstat (limited to 'src')
-rw-r--r-- | src/time/getdate.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/time/getdate.c b/src/time/getdate.c new file mode 100644 index 00000000..26a48978 --- /dev/null +++ b/src/time/getdate.c @@ -0,0 +1,47 @@ +#include <time.h> +#include <pthread.h> +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> + +int getdate_err; + +struct tm *getdate(const char *s) +{ + static struct tm tmbuf; + struct tm *ret = 0; + char *datemsk = getenv("DATEMSK"); + FILE *f = 0; + char fmt[100], *p; + int cs; + + pthread_setcancelstate(PTHREAD_CANCEL_DEFERRED, &cs); + + if (!datemsk) { + getdate_err = 1; + goto out; + } + + f = fopen(datemsk, "r"); + if (!f) { + if (errno == ENOMEM) getdate_err = 6; + else getdate_err = 2; + goto out; + } + + while (fgets(fmt, sizeof fmt, f)) { + p = strptime(s, fmt, &tmbuf); +dprintf(2, "%s %s\n", s, fmt); +dprintf(2, "%p %d\n", p, p?*p:0); + if (p && !*p) { + ret = &tmbuf; + goto out; + } + } + + getdate_err = 7; +out: + if (f) fclose(f); + pthread_setcancelstate(cs, 0); + return ret; +} |