47 lines
757 B
C
47 lines
757 B
C
#include <time.h>
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#include <pthread.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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int getdate_err;
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struct tm *getdate(const char *s)
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{
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static struct tm tmbuf;
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struct tm *ret = 0;
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char *datemsk = getenv("DATEMSK");
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FILE *f = 0;
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char fmt[100], *p;
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int cs;
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pthread_setcancelstate(PTHREAD_CANCEL_DEFERRED, &cs);
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if (!datemsk) {
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getdate_err = 1;
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goto out;
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}
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f = fopen(datemsk, "rbe");
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if (!f) {
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if (errno == ENOMEM) getdate_err = 6;
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else getdate_err = 2;
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goto out;
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}
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while (fgets(fmt, sizeof fmt, f)) {
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p = strptime(s, fmt, &tmbuf);
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if (p && !*p) {
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ret = &tmbuf;
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goto out;
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}
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}
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if (ferror(f)) getdate_err = 5;
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else getdate_err = 7;
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out:
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if (f) fclose(f);
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pthread_setcancelstate(cs, 0);
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return ret;
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}
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