diff options
| author |  Kenneth G Raeburn <raeburn@mit.edu> | 1991-03-21 07:03:05 +0000 |
|---|---|---|
| committer | Kenneth G Raeburn <raeburn@mit.edu> | 1991-03-21 07:03:05 +0000 |
| commit | e3ebca76c257ff8b8e8ef7c53fbbf7ce94a1facc (patch) | |
| tree | 52bb8716be6ce99cd2c5f3e63b9ca2f1f4717c21 /lib | |
| parent | dcb381ae6d51a98adb3571b4fb0c1d6a4754f903 (diff) | |
Use `const' when appropriate.
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/strcasecmp.c | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/lib/strcasecmp.c b/lib/strcasecmp.c index cca33c4..7cefd1c 100644 --- a/lib/strcasecmp.c +++ b/lib/strcasecmp.c @@ -18,12 +18,21 @@ static char sccsid[] = "@(#)strcasecmp.c 5.5 (Berkeley) 11/24/87"; #include <sys/types.h> #endif +#ifndef __STDC__ +#define const +#endif + +#ifndef lint +static const char rcsid_strcasecmp_c[] = + "$Zephyr$"; +#endif + /* * This array is designed for mapping upper and lower case letter * together for a case independent comparison. The mappings are * based upon ascii character sequences. */ -static u_char charmap[] = { +static const u_char charmap[] = { '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007', '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017', '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027', @@ -59,11 +68,11 @@ static u_char charmap[] = { }; strcasecmp(s1, s2) - char *s1, *s2; + const char *s1, *s2; { - register u_char *cm = charmap, - *us1 = (u_char *)s1, - *us2 = (u_char *)s2; + register u_char const *cm = charmap, + *us1 = (u_char const *)s1, + *us2 = (u_char const *)s2; while (cm[*us1] == cm[*us2++]) if (*us1++ == '\0') @@ -72,12 +81,12 @@ strcasecmp(s1, s2) } strncasecmp(s1, s2, n) - char *s1, *s2; + const char *s1, *s2; register int n; { - register u_char *cm = charmap, - *us1 = (u_char *)s1, - *us2 = (u_char *)s2; + register u_char const *cm = charmap, + *us1 = (u_char const *)s1, + *us2 = (u_char const *)s2; while (--n >= 0 && cm[*us1] == cm[*us2++]) if (*us1++ == '\0') |