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Annotation of 43BSDReno/contrib/isode-beta/psap/time2str.c, revision 1.1.1.1

1.1       root        1: /* time2str.c - time string to string */
                      2: 
                      3: #ifndef        lint
                      4: static char *rcsid = "$Header: /f/osi/psap/RCS/time2str.c,v 7.0 89/11/23 22:13:53 mrose Rel $";
                      5: #endif
                      6: 
                      7: /* 
                      8:  * $Header: /f/osi/psap/RCS/time2str.c,v 7.0 89/11/23 22:13:53 mrose Rel $
                      9:  *
                     10:  *
                     11:  * $Log:       time2str.c,v $
                     12:  * Revision 7.0  89/11/23  22:13:53  mrose
                     13:  * Release 6.0
                     14:  * 
                     15:  */
                     16: 
                     17: /*
                     18:  *                               NOTICE
                     19:  *
                     20:  *    Acquisition, use, and distribution of this module and related
                     21:  *    materials are subject to the restrictions of a license agreement.
                     22:  *    Consult the Preface in the User's Manual for the full terms of
                     23:  *    this agreement.
                     24:  *
                     25:  */
                     26: 
                     27: 
                     28: /* LINTLIBRARY */
                     29: 
                     30: #include <stdio.h>
                     31: #include "psap.h"
                     32: 
                     33: 
                     34: #define        YEAR(y)         ((y) >= 100 ? (y) : (y) + 1900)
                     35: #define        UNYEAR(y)       ((y) < 1900 || (y) > 1999 ? (y) : (y) - 1900)
                     36: 
                     37: /*  */
                     38: 
                     39: char   *time2str (u, generalized)
                     40: register UTC   u;
                     41: int    generalized;
                     42: {
                     43:     register int    hours,
                     44:                     mins,
                     45:                     zone;
                     46:     register char  *bp;
                     47:     static char buffer[BUFSIZ];
                     48: 
                     49:     if (u == NULLUTC)
                     50:        return NULLCP;
                     51: 
                     52:     bp = buffer;
                     53: 
                     54:     if (generalized)
                     55:        (void) sprintf (bp, "%04d", YEAR (u -> ut_year));
                     56:     else
                     57:        (void) sprintf (bp, "%02d", UNYEAR (u -> ut_year));
                     58:     bp += strlen (bp);
                     59: 
                     60:     (void) sprintf (bp, "%02d%02d%02d%02d", u -> ut_mon, u -> ut_mday,
                     61:                u -> ut_hour, u -> ut_min);
                     62:     bp += strlen (bp);
                     63: 
                     64:     if (u -> ut_flags & UT_SEC
                     65:            || (generalized && (u -> ut_flags & UT_USEC))) {
                     66:        (void) sprintf (bp, "%02d", u -> ut_sec);
                     67:        bp += strlen (bp);
                     68:     }
                     69:     if (generalized && (u -> ut_flags & UT_USEC)) {
                     70:        (void) sprintf (bp, ".%06d", u -> ut_usec);
                     71:        bp += strlen (bp);
                     72:     }
                     73: 
                     74:     if (u -> ut_flags & UT_ZONE)
                     75:        if ((zone = u -> ut_zone) == 0)
                     76:            *bp++ = 'Z';
                     77:        else {
                     78:            if (zone < 0)
                     79:                mins = (-zone) % 60, hours = (-zone) / 60;
                     80:            else
                     81:                mins = zone % 60, hours = zone / 60;
                     82:            (void) sprintf (bp, "%c%02d%02d", zone < 0 ? '-' : '+',
                     83:                    hours, mins);
                     84:            bp += strlen (bp);
                     85:        }
                     86: 
                     87:     *bp = NULL;
                     88: 
                     89:     return buffer;
                     90: }

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