diff options
Diffstat (limited to 'usr.bin/cmp/regular.c')
| -rw-r--r-- | usr.bin/cmp/regular.c | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/usr.bin/cmp/regular.c b/usr.bin/cmp/regular.c deleted file mode 100644 index 35f62d1..0000000 --- a/usr.bin/cmp/regular.c +++ /dev/null @@ -1,98 +0,0 @@ -/*- - * Copyright (c) 1991, 1993, 1994 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#ifndef lint -static char sccsid[] = "@(#)regular.c 8.3 (Berkeley) 4/2/94"; -#endif /* not lint */ - -#include <sys/param.h> -#include <sys/mman.h> -#include <sys/stat.h> - -#include <err.h> -#include <limits.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> - -#include "extern.h" - -void -c_regular(fd1, file1, skip1, len1, fd2, file2, skip2, len2) - int fd1, fd2; - char *file1, *file2; - off_t skip1, len1, skip2, len2; -{ - u_char ch, *p1, *p2; - off_t byte, length, line; - int dfound; - - if (sflag && len1 != len2) - exit(1); - - if (skip1 > len1) - eofmsg(file1); - len1 -= skip1; - if (skip2 > len2) - eofmsg(file2); - len2 -= skip2; - - length = MIN(len1, len2); - if (length > SIZE_T_MAX) - return (c_special(fd1, file1, skip1, fd2, file2, skip2)); - - if ((p1 = (u_char *)mmap(NULL, - (size_t)length, PROT_READ, 0, fd1, skip1)) == (u_char *)-1) - err(ERR_EXIT, "%s", file1); - if ((p2 = (u_char *)mmap(NULL, - (size_t)length, PROT_READ, 0, fd2, skip2)) == (u_char *)-1) - err(ERR_EXIT, "%s", file2); - - dfound = 0; - for (byte = line = 1; length--; ++p1, ++p2, ++byte) { - if ((ch = *p1) != *p2) - if (lflag) { - dfound = 1; - (void)printf("%6qd %3o %3o\n", byte, ch, *p2); - } else - diffmsg(file1, file2, byte, line); - /* NOTREACHED */ - if (ch == '\n') - ++line; - } - - if (len1 != len2) - eofmsg (len1 > len2 ? file2 : file1); - if (dfound) - exit(DIFF_EXIT); -} |
