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Annotation of 42BSD/usr.lib/libF77/lnblnk_.c, revision 1.1.1.1

1.1       root        1: /*
                      2: char id_lnblnk[] = "@(#)lnblnk_.c      1.1";
                      3:  *
                      4:  * find last occurrence of a non-blank character in string
                      5:  *
                      6:  * calling sequence:
                      7:  *     character*(*) string
                      8:  *     indx = lnblnk (string)
                      9:  * where:
                     10:  *     indx will be the index of the last occurence
                     11:  *     of a non-blank character in string, or zero if not found.
                     12:  */
                     13: 
                     14: long lnblnk_(str, slen)
                     15: char *str; long slen;
                     16: {
                     17:        register char *p = str + slen;
                     18: 
                     19:        while (--p >= str && *p == ' ' ) ;
                     20:        return((long)(++p - str));
                     21: }

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