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-rw-r--r--usr.bin/split/split.c288
1 files changed, 0 insertions, 288 deletions
diff --git a/usr.bin/split/split.c b/usr.bin/split/split.c
deleted file mode 100644
index 198532b..0000000
--- a/usr.bin/split/split.c
+++ /dev/null
@@ -1,288 +0,0 @@
-/*
- * Copyright (c) 1987, 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 copyright[] =
-"@(#) Copyright (c) 1987, 1993, 1994\n\
- The Regents of the University of California. All rights reserved.\n";
-#endif /* not lint */
-
-#ifndef lint
-static char sccsid[] = "@(#)split.c 8.2 (Berkeley) 4/16/94";
-#endif /* not lint */
-
-#include <sys/param.h>
-
-#include <ctype.h>
-#include <err.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#define DEFLINE 1000 /* Default num lines per file. */
-
-long bytecnt; /* Byte count to split on. */
-long numlines; /* Line count to split on. */
-int file_open; /* If a file open. */
-int ifd = -1, ofd = -1; /* Input/output file descriptors. */
-char bfr[MAXBSIZE]; /* I/O buffer. */
-char fname[MAXPATHLEN]; /* File name prefix. */
-
-void newfile __P((void));
-void split1 __P((void));
-void split2 __P((void));
-void usage __P((void));
-
-int
-main(argc, argv)
- int argc;
- char *argv[];
-{
- int ch;
- char *ep, *p;
-
- while ((ch = getopt(argc, argv, "-0123456789b:l:")) != EOF)
- switch (ch) {
- case '0': case '1': case '2': case '3': case '4':
- case '5': case '6': case '7': case '8': case '9':
- /*
- * Undocumented kludge: split was originally designed
- * to take a number after a dash.
- */
- if (numlines == 0) {
- p = argv[optind - 1];
- if (p[0] == '-' && p[1] == ch && !p[2])
- numlines = strtol(++p, &ep, 10);
- else
- numlines =
- strtol(argv[optind] + 1, &ep, 10);
- if (numlines <= 0 || *ep)
- errx(1,
- "%s: illegal line count.", optarg);
- }
- break;
- case '-': /* Undocumented: historic stdin flag. */
- if (ifd != -1)
- usage();
- ifd = 0;
- break;
- case 'b': /* Byte count. */
- if ((bytecnt = strtol(optarg, &ep, 10)) <= 0 ||
- *ep != '\0' && *ep != 'k' && *ep != 'm')
- errx(1, "%s: illegal byte count.", optarg);
- if (*ep == 'k')
- bytecnt *= 1024;
- else if (*ep == 'm')
- bytecnt *= 1048576;
- break;
- case 'l': /* Line count. */
- if (numlines != 0)
- usage();
- if ((numlines = strtol(optarg, &ep, 10)) <= 0 || *p)
- errx(1, "%s: illegal line count.", optarg);
- break;
- default:
- usage();
- }
- argv += optind;
- argc -= optind;
-
- if (*argv != NULL)
- if (ifd == -1) { /* Input file. */
- if ((ifd = open(*argv, O_RDONLY, 0)) < 0)
- err(1, "%s", *argv);
- ++argv;
- }
- if (*argv != NULL) /* File name prefix. */
- (void)strcpy(fname, *argv++);
- if (*argv != NULL)
- usage();
-
- if (numlines == 0)
- numlines = DEFLINE;
- else if (bytecnt)
- usage();
-
- if (ifd == -1) /* Stdin by default. */
- ifd = 0;
-
- if (bytecnt) {
- split1();
- exit (0);
- }
- split2();
- exit(0);
-}
-
-/*
- * split1 --
- * Split the input by bytes.
- */
-void
-split1()
-{
- long bcnt;
- int dist, len;
- char *C;
-
- for (bcnt = 0;;)
- switch (len = read(ifd, bfr, MAXBSIZE)) {
- case 0:
- exit(0);
- case -1:
- err(1, "read");
- /* NOTREACHED */
- default:
- if (!file_open) {
- newfile();
- file_open = 1;
- }
- if (bcnt + len >= bytecnt) {
- dist = bytecnt - bcnt;
- if (write(ofd, bfr, dist) != dist)
- err(1, "write");
- len -= dist;
- for (C = bfr + dist; len >= bytecnt;
- len -= bytecnt, C += bytecnt) {
- newfile();
- if (write(ofd,
- C, (int)bytecnt) != bytecnt)
- err(1, "write");
- }
- if (len) {
- newfile();
- if (write(ofd, C, len) != len)
- err(1, "write");
- } else
- file_open = 0;
- bcnt = len;
- } else {
- bcnt += len;
- if (write(ofd, bfr, len) != len)
- err(1, "write");
- }
- }
-}
-
-/*
- * split2 --
- * Split the input by lines.
- */
-void
-split2()
-{
- long lcnt;
- int len, bcnt;
- char *Ce, *Cs;
-
- for (lcnt = 0;;)
- switch (len = read(ifd, bfr, MAXBSIZE)) {
- case 0:
- exit(0);
- case -1:
- err(1, "read");
- /* NOTREACHED */
- default:
- if (!file_open) {
- newfile();
- file_open = 1;
- }
- for (Cs = Ce = bfr; len--; Ce++)
- if (*Ce == '\n' && ++lcnt == numlines) {
- bcnt = Ce - Cs + 1;
- if (write(ofd, Cs, bcnt) != bcnt)
- err(1, "write");
- lcnt = 0;
- Cs = Ce + 1;
- if (len)
- newfile();
- else
- file_open = 0;
- }
- if (Cs < Ce) {
- bcnt = Ce - Cs;
- if (write(ofd, Cs, bcnt) != bcnt)
- err(1, "write");
- }
- }
-}
-
-/*
- * newfile --
- * Open a new output file.
- */
-void
-newfile()
-{
- static long fnum;
- static int defname;
- static char *fpnt;
-
- if (ofd == -1) {
- if (fname[0] == '\0') {
- fname[0] = 'x';
- fpnt = fname + 1;
- defname = 1;
- } else {
- fpnt = fname + strlen(fname);
- defname = 0;
- }
- ofd = fileno(stdout);
- }
- /*
- * Hack to increase max files; original code wandered through
- * magic characters. Maximum files is 3 * 26 * 26 == 2028
- */
-#define MAXFILES 676
- if (fnum == MAXFILES) {
- if (!defname || fname[0] == 'z')
- errx(1, "too many files.");
- ++fname[0];
- fnum = 0;
- }
- fpnt[0] = fnum / 26 + 'a';
- fpnt[1] = fnum % 26 + 'a';
- ++fnum;
- if (!freopen(fname, "w", stdout))
- err(1, "%s", fname);
-}
-
-void
-usage()
-{
- (void)fprintf(stderr,
-"usage: split [-b byte_count] [-l line_count] [file [prefix]]\n");
- exit(1);
-}
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