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| author | ache <ache@FreeBSD.org> | 1996-09-17 19:27:06 +0000 |
|---|---|---|
| committer | ache <ache@FreeBSD.org> | 1996-09-17 19:27:06 +0000 |
| commit | cf052c0bedcc7ac65ce6cdbe3142bedd3535bf10 (patch) | |
| tree | aec5be0a1d22f51d0df0b1cd90ecc2f6290adcbe /lib/libc | |
| parent | 66b8e001744b6aa39013edd161ca16ec2df1b393 (diff) | |
| download | FreeBSD-src-cf052c0bedcc7ac65ce6cdbe3142bedd3535bf10.zip FreeBSD-src-cf052c0bedcc7ac65ce6cdbe3142bedd3535bf10.tar.gz | |
Add comment explaining what function does
Cover strcoll return 0 case too
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/locale/collcmp.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/lib/libc/locale/collcmp.c b/lib/libc/locale/collcmp.c index 63155e5..c5acf73 100644 --- a/lib/libc/locale/collcmp.c +++ b/lib/libc/locale/collcmp.c @@ -23,7 +23,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id$ + * $Id: collcmp.c,v 1.5 1996/08/14 19:47:02 ache Exp $ */ #include <ctype.h> @@ -31,10 +31,16 @@ #include <limits.h> #include <locale.h> +/* + * Compare two characters converting collate information + * into ASCII-compatible range, it allows to handle + * "[a-z]"-type ranges with national characters. + */ + int collate_range_cmp (c1, c2) int c1, c2; { - int as1, as2, al1, al2; + int as1, as2, al1, al2, ret; static char s1[2], s2[2]; c1 &= UCHAR_MAX; @@ -65,5 +71,7 @@ int collate_range_cmp (c1, c2) s1[0] = c1; s2[0] = c2; - return strcoll(s1, s2); + if ((ret = strcoll(s1, s2)) != 0) + return (ret); + return (c1 - c2); } |
