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Annotation of researchv10no/libF77/s_cmp.c, revision 1.1.1.1

1.1       root        1: #include "f2c.h"
                      2: 
                      3: /* compare two strings */
                      4: 
                      5: #ifdef KR_headers
                      6: integer s_cmp(a, b, la, lb) register char *a, *b; ftnlen la, lb;
                      7: #else
                      8: integer s_cmp(register char *a, register char *b, ftnlen la, ftnlen lb)
                      9: #endif
                     10: {
                     11: register char *aend, *bend;
                     12: aend = a + la;
                     13: bend = b + lb;
                     14: 
                     15: if(la <= lb)
                     16:        {
                     17:        while(a < aend)
                     18:                if(*a != *b)
                     19:                        return( *a - *b );
                     20:                else
                     21:                        { ++a; ++b; }
                     22: 
                     23:        while(b < bend)
                     24:                if(*b != ' ')
                     25:                        return( ' ' - *b );
                     26:                else    ++b;
                     27:        }
                     28: 
                     29: else
                     30:        {
                     31:        while(b < bend)
                     32:                if(*a == *b)
                     33:                        { ++a; ++b; }
                     34:                else
                     35:                        return( *a - *b );
                     36:        while(a < aend)
                     37:                if(*a != ' ')
                     38:                        return(*a - ' ');
                     39:                else    ++a;
                     40:        }
                     41: return(0);
                     42: }

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