Switch to toybox cat. (532bb72a) · Commits · e / os / android_system_core

toolbox/Android.mk

+0 −8

Original line number	Diff line number	Diff line
		@@ -12,13 +12,6 @@ common_cflags += -Wno-unused-variable \
		-Wno-unused-but-set-variable


		include $(CLEAR_VARS)
		LOCAL_SRC_FILES := upstream-netbsd/bin/cat/cat.c
		LOCAL_CFLAGS += $(common_cflags) -Dmain=cat_main
		LOCAL_MODULE := libtoolbox_cat
		LOCAL_ADDITIONAL_DEPENDENCIES += $(LOCAL_PATH)/Android.mk
		include $(BUILD_STATIC_LIBRARY)

		include $(CLEAR_VARS)
		LOCAL_SRC_FILES := upstream-netbsd/sbin/chown/chown.c
		LOCAL_CFLAGS += $(common_cflags) -Dmain=chown_main
		@@ -62,7 +55,6 @@ include $(BUILD_STATIC_LIBRARY)
		include $(CLEAR_VARS)

		BSD_TOOLS := \
		cat \
		chown \
		dd \
		du \

toolbox/upstream-netbsd/bin/cat/cat.c

deleted100644 → 0

+0 −329

Original line number	Diff line number	Diff line
		/* $NetBSD: cat.c,v 1.54 2013/12/08 08:32:13 spz Exp $ */

		/*
		* Copyright (c) 1989, 1993
		* The Regents of the University of California. All rights reserved.
		*
		* This code is derived from software contributed to Berkeley by
		* Kevin Fall.
		*
		* 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. 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.
		*/

		#if HAVE_NBTOOL_CONFIG_H
		#include "nbtool_config.h"
		#endif

		#include <sys/cdefs.h>
		#if !defined(lint)
		__COPYRIGHT(
		"@(#) Copyright (c) 1989, 1993\
		The Regents of the University of California. All rights reserved.");
		#if 0
		static char sccsid[] = "@(#)cat.c 8.2 (Berkeley) 4/27/95";
		#else
		__RCSID("$NetBSD: cat.c,v 1.54 2013/12/08 08:32:13 spz Exp $");
		#endif
		#endif /* not lint */

		#include <sys/param.h>
		#include <sys/stat.h>

		#include <ctype.h>
		#include <err.h>
		#include <errno.h>
		#include <fcntl.h>
		#include <locale.h>
		#include <stdio.h>
		#include <stdlib.h>
		#include <string.h>
		#include <unistd.h>

		static int bflag, eflag, fflag, lflag, nflag, sflag, tflag, vflag;
		static size_t bsize;
		static int rval;
		static const char *filename;

		void cook_args(char *argv[]);
		void cook_buf(FILE *);
		void raw_args(char *argv[]);
		void raw_cat(int);

		int
		main(int argc, char *argv[])
		{
		int ch;
		struct flock stdout_lock;

		setprogname(argv[0]);
		(void)setlocale(LC_ALL, "");

		while ((ch = getopt(argc, argv, "B:beflnstuv")) != -1)
		switch (ch) {
		case 'B':
		bsize = (size_t)strtol(optarg, NULL, 0);
		break;
		case 'b':
		bflag = nflag = 1; /* -b implies -n */
		break;
		case 'e':
		eflag = vflag = 1; /* -e implies -v */
		break;
		case 'f':
		fflag = 1;
		break;
		case 'l':
		lflag = 1;
		break;
		case 'n':
		nflag = 1;
		break;
		case 's':
		sflag = 1;
		break;
		case 't':
		tflag = vflag = 1; /* -t implies -v */
		break;
		case 'u':
		setbuf(stdout, NULL);
		break;
		case 'v':
		vflag = 1;
		break;
		default:
		case '?':
		(void)fprintf(stderr,
		"Usage: %s [-beflnstuv] [-B bsize] [-] "
		"[file ...]\n", getprogname());
		return EXIT_FAILURE;
		}
		argv += optind;

		if (lflag) {
		stdout_lock.l_len = 0;
		stdout_lock.l_start = 0;
		stdout_lock.l_type = F_WRLCK;
		stdout_lock.l_whence = SEEK_SET;
		if (fcntl(STDOUT_FILENO, F_SETLKW, &stdout_lock) == -1)
		err(EXIT_FAILURE, "stdout");
		}

		if (bflag \|\| eflag \|\| nflag \|\| sflag \|\| tflag \|\| vflag)
		cook_args(argv);
		else
		raw_args(argv);
		if (fclose(stdout))
		err(EXIT_FAILURE, "stdout");
		return rval;
		}

		void
		cook_args(char **argv)
		{
		FILE *fp;

		fp = stdin;
		filename = "stdin";
		do {
		if (*argv) {
		if (!strcmp(*argv, "-"))
		fp = stdin;
		else if ((fp = fopen(*argv,
		fflag ? "rf" : "r")) == NULL) {
		warn("%s", *argv);
		rval = EXIT_FAILURE;
		++argv;
		continue;
		}
		filename = *argv++;
		}
		cook_buf(fp);
		if (fp != stdin)
		(void)fclose(fp);
		else
		clearerr(fp);
		} while (*argv);
		}

		void
		cook_buf(FILE *fp)
		{
		int ch, gobble, line, prev;

		line = gobble = 0;
		for (prev = '\n'; (ch = getc(fp)) != EOF; prev = ch) {
		if (prev == '\n') {
		if (ch == '\n') {
		if (sflag) {
		if (!gobble && nflag && !bflag)
		(void)fprintf(stdout,
		"%6d\t\n", ++line);
		else if (!gobble && putchar(ch) == EOF)
		break;
		gobble = 1;
		continue;
		}
		if (nflag) {
		if (!bflag) {
		(void)fprintf(stdout,
		"%6d\t", ++line);
		if (ferror(stdout))
		break;
		} else if (eflag) {
		(void)fprintf(stdout,
		"%6s\t", "");
		if (ferror(stdout))
		break;
		}
		}
		} else if (nflag) {
		(void)fprintf(stdout, "%6d\t", ++line);
		if (ferror(stdout))
		break;
		}
		}
		gobble = 0;
		if (ch == '\n') {
		if (eflag)
		if (putchar('$') == EOF)
		break;
		} else if (ch == '\t') {
		if (tflag) {
		if (putchar('^') == EOF \|\| putchar('I') == EOF)
		break;
		continue;
		}
		} else if (vflag) {
		if (!isascii(ch)) {
		if (putchar('M') == EOF \|\| putchar('-') == EOF)
		break;
		ch = toascii(ch);
		}
		if (iscntrl(ch)) {
		if (putchar('^') == EOF \|\|
		putchar(ch == '\177' ? '?' :
		ch \| 0100) == EOF)
		break;
		continue;
		}
		}
		if (putchar(ch) == EOF)
		break;
		}
		if (ferror(fp)) {
		warn("%s", filename);
		rval = EXIT_FAILURE;
		clearerr(fp);
		}
		if (ferror(stdout))
		err(EXIT_FAILURE, "stdout");
		}

		void
		raw_args(char **argv)
		{
		int fd;

		fd = fileno(stdin);
		filename = "stdin";
		do {
		if (*argv) {
		if (!strcmp(*argv, "-")) {
		fd = fileno(stdin);
		if (fd < 0)
		goto skip;
		} else if (fflag) {
		struct stat st;
		fd = open(*argv, O_RDONLY\|O_NONBLOCK, 0);
		if (fd < 0)
		goto skip;

		if (fstat(fd, &st) == -1) {
		close(fd);
		goto skip;
		}
		if (!S_ISREG(st.st_mode)) {
		close(fd);
		warnx("%s: not a regular file", *argv);
		goto skipnomsg;
		}
		}
		else if ((fd = open(*argv, O_RDONLY, 0)) < 0) {
		skip:
		warn("%s", *argv);
		skipnomsg:
		rval = EXIT_FAILURE;
		++argv;
		continue;
		}
		filename = *argv++;
		} else if (fd < 0) {
		err(EXIT_FAILURE, "stdin");
		}
		raw_cat(fd);
		if (fd != fileno(stdin))
		(void)close(fd);
		} while (*argv);
		}

		void
		raw_cat(int rfd)
		{
		static char *buf;
		static char fb_buf[BUFSIZ];

		ssize_t nr, nw, off;
		int wfd;

		wfd = fileno(stdout);
		if (wfd < 0)
		err(EXIT_FAILURE, "stdout");
		if (buf == NULL) {
		struct stat sbuf;

		if (bsize == 0) {
		if (fstat(wfd, &sbuf) == 0 && sbuf.st_blksize > 0 &&
		(size_t)sbuf.st_blksize > sizeof(fb_buf))
		bsize = sbuf.st_blksize;
		}
		if (bsize > sizeof(fb_buf)) {
		buf = malloc(bsize);
		if (buf == NULL)
		warnx("malloc, using %zu buffer", bsize);
		}
		if (buf == NULL) {
		bsize = sizeof(fb_buf);
		buf = fb_buf;
		}
		}
		while ((nr = read(rfd, buf, bsize)) > 0)
		for (off = 0; nr; nr -= nw, off += nw)
		if ((nw = write(wfd, buf + off, (size_t)nr)) < 0)
		err(EXIT_FAILURE, "stdout");
		if (nr < 0) {
		warn("%s", filename);
		rval = EXIT_FAILURE;
		}
		}