diff options
Diffstat (limited to 'compat/memcmp.c')
-rw-r--r-- | compat/memcmp.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/compat/memcmp.c b/compat/memcmp.c deleted file mode 100644 index c4e25a8..0000000 --- a/compat/memcmp.c +++ /dev/null @@ -1,64 +0,0 @@ -/* - * memcmp.c -- - * - * Source code for the "memcmp" library routine. - * - * Copyright (c) 1998 Sun Microsystems, Inc. - * - * See the file "license.terms" for information on usage and redistribution of - * this file, and for a DISCLAIMER OF ALL WARRANTIES. - */ - -#include "tclPort.h" - -/* - * Here is the prototype just in case it is not included in tclPort.h. - */ - -int memcmp(const void *s1, const void *s2, size_t n); - -/* - *---------------------------------------------------------------------- - * - * memcmp -- - * - * Compares two bytes sequences. - * - * Results: - * Compares its arguments, looking at the first n bytes (each interpreted - * as an unsigned char), and returns an integer less than, equal to, or - * greater than 0, according as s1 is less than, equal to, or greater - * than s2 when taken to be unsigned 8 bit numbers. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -int -memcmp( - const void *s1, /* First string. */ - const void *s2, /* Second string. */ - size_t n) /* Length to compare. */ -{ - const unsigned char *ptr1 = (const unsigned char *) s1; - const unsigned char *ptr2 = (const unsigned char *) s2; - - for ( ; n-- ; ptr1++, ptr2++) { - unsigned char u1 = *ptr1, u2 = *ptr2; - - if (u1 != u2) { - return (u1-u2); - } - } - return 0; -} - -/* - * Local Variables: - * mode: c - * c-basic-offset: 4 - * fill-column: 78 - * End: - */ |