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-rw-r--r--usr.bin/strings/strings.c221
1 files changed, 0 insertions, 221 deletions
diff --git a/usr.bin/strings/strings.c b/usr.bin/strings/strings.c
deleted file mode 100644
index 603fcdf..0000000
--- a/usr.bin/strings/strings.c
+++ /dev/null
@@ -1,221 +0,0 @@
-/*
- * Copyright (c) 1980, 1987, 1993
- * 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 const char copyright[] =
-"@(#) Copyright (c) 1980, 1987, 1993\n\
- The Regents of the University of California. All rights reserved.\n";
-#endif /* not lint */
-
-#ifndef lint
-#if 0
-static char sccsid[] = "@(#)strings.c 8.2 (Berkeley) 1/28/94";
-#endif
-static const char rcsid[] =
- "$FreeBSD$";
-#endif /* not lint */
-
-#include <sys/types.h>
-
-#include <a.out.h>
-#include <ctype.h>
-#include <err.h>
-#include <fcntl.h>
-#include <locale.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#define DEF_LEN 4 /* default minimum string length */
-#define ISSTR(ch) (isalnum(ch) || ispunct(ch) || \
- (isspace(ch) && (!iscntrl(ch) || ch == '\t')) || \
- (isascii(ch) && isprint(ch)))
-
-typedef struct exec EXEC; /* struct exec cast */
-
-static long foff; /* offset in the file */
-static int hcnt, /* head count */
- head_len, /* length of header */
- read_len; /* length to read */
-static u_char hbfr[sizeof(EXEC)]; /* buffer for struct exec */
-
-int getch(void);
-static void usage(void);
-
-int
-main(argc, argv)
- int argc;
- char **argv;
-{
- register int ch, cnt;
- register u_char *C;
- EXEC *head;
- int exitcode, minlen;
- short asdata, oflg, fflg;
- u_char *bfr;
- const char *file, *p;
-
- (void) setlocale(LC_CTYPE, "");
-
- /*
- * for backward compatibility, allow '-' to specify 'a' flag; no
- * longer documented in the man page or usage string.
- */
- asdata = exitcode = fflg = oflg = 0;
- minlen = -1;
- while ((ch = getopt(argc, argv, "-0123456789an:of")) != -1)
- switch (ch) {
- case '0': case '1': case '2': case '3': case '4':
- case '5': case '6': case '7': case '8': case '9':
- /*
- * kludge: strings was originally designed to take
- * a number after a dash.
- */
- if (minlen == -1) {
- p = argv[optind - 1];
- if (p[0] == '-' && p[1] == ch && !p[2])
- minlen = atoi(++p);
- else
- minlen = atoi(argv[optind] + 1);
- }
- break;
- case '-':
- case 'a':
- asdata = 1;
- break;
- case 'f':
- fflg = 1;
- break;
- case 'n':
- minlen = atoi(optarg);
- break;
- case 'o':
- oflg = 1;
- break;
- case '?':
- default:
- usage();
- }
- argc -= optind;
- argv += optind;
-
- if (minlen == -1)
- minlen = DEF_LEN;
- else if (minlen < 1)
- errx(1, "length less than 1");
-
- if (!(bfr = malloc((u_int)minlen + 1)))
- errx(1, "malloc");
- bfr[minlen] = '\0';
- file = "stdin";
- do {
- if (*argv) {
- file = *argv++;
- if (!freopen(file, "r", stdin)) {
- warn("%s", file);
- exitcode = 1;
- goto nextfile;
- }
- }
- foff = 0;
-#define DO_EVERYTHING() {read_len = -1; head_len = 0; goto start;}
- read_len = -1;
- if (asdata)
- DO_EVERYTHING()
- else {
- head = (EXEC *)hbfr;
- if ((head_len =
- read(fileno(stdin), head, sizeof(EXEC))) == -1)
- DO_EVERYTHING()
- if (head_len == sizeof(EXEC) && !N_BADMAG(*head)) {
- foff = N_TXTOFF(*head);
- if (fseek(stdin, foff, SEEK_SET) == -1)
- DO_EVERYTHING()
- read_len = head->a_text + head->a_data;
- head_len = 0;
- }
- else
- hcnt = 0;
- }
-start:
- for (cnt = 0; (ch = getch()) != EOF;) {
- if (ISSTR(ch)) {
- if (!cnt)
- C = bfr;
- *C++ = ch;
- if (++cnt < minlen)
- continue;
- if (fflg)
- printf("%s:", file);
- if (oflg)
- printf("%07ld %s",
- foff - minlen, (char *)bfr);
- else
- printf("%s", bfr);
- while ((ch = getch()) != EOF && ISSTR(ch))
- putchar((char)ch);
- putchar('\n');
- }
- cnt = 0;
- }
-nextfile: ;
- } while (*argv);
- exit(exitcode);
-}
-
-/*
- * getch --
- * get next character from wherever
- */
-int
-getch()
-{
- ++foff;
- if (head_len) {
- if (hcnt < head_len)
- return((int)hbfr[hcnt++]);
- head_len = 0;
- }
- if (read_len == -1 || read_len-- > 0)
- return(getchar());
- return(EOF);
-}
-
-static void
-usage()
-{
- (void)fprintf(stderr,
- "usage: strings [-afo] [-n length] [file ... ]\n");
- exit(1);
-}
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