source: trunk/gcc/libf2c/libF77/s_cmp.c

Last change on this file was 1392, checked in by bird, 21 years ago

This commit was generated by cvs2svn to compensate for changes in r1391,
which included commits to RCS files with non-trunk default branches.

  • Property cvs2svn:cvs-rev set to 1.1.1.2
  • Property svn:eol-style set to native
  • Property svn:executable set to *
File size: 647 bytes
Line 
1#include "f2c.h"
2
3/* compare two strings */
4
5integer
6s_cmp (char *a0, char *b0, ftnlen la, ftnlen lb)
7{
8 register unsigned char *a, *aend, *b, *bend;
9 a = (unsigned char *) a0;
10 b = (unsigned char *) b0;
11 aend = a + la;
12 bend = b + lb;
13
14 if (la <= lb)
15 {
16 while (a < aend)
17 if (*a != *b)
18 return (*a - *b);
19 else
20 {
21 ++a;
22 ++b;
23 }
24
25 while (b < bend)
26 if (*b != ' ')
27 return (' ' - *b);
28 else
29 ++b;
30 }
31
32 else
33 {
34 while (b < bend)
35 if (*a == *b)
36 {
37 ++a;
38 ++b;
39 }
40 else
41 return (*a - *b);
42 while (a < aend)
43 if (*a != ' ')
44 return (*a - ' ');
45 else
46 ++a;
47 }
48 return (0);
49}
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