GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libc/gen/confstr.c Lines: 0 15 0.0 %
Date: 2017-11-13 Branches: 0 36 0.0 %

Line Branch Exec Source
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/*	$OpenBSD: confstr.c,v 1.10 2013/03/07 06:00:18 guenther Exp $ */
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/*-
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 * Copyright (c) 1993
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 *	The Regents of the University of California.  All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 * 3. Neither the name of the University nor the names of its contributors
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 *    may be used to endorse or promote products derived from this software
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 *    without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 * SUCH DAMAGE.
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 */
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#include <errno.h>
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#include <paths.h>
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#include <string.h>
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#include <unistd.h>
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static const char v6_width_restricted_envs[] = {
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#ifdef __LP64__
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	"POSIX_V6_LP64_OFF64\n"
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	"POSIX_V6_LPBIG_OFFBIG"
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#else
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	"POSIX_V6_ILP32_OFFBIG"
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#endif
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};
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static const char v7_width_restricted_envs[] = {
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#ifdef __LP64__
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	"POSIX_V7_LP64_OFF64\n"
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	"POSIX_V7_LPBIG_OFFBIG"
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#else
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	"POSIX_V7_ILP32_OFFBIG"
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#endif
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};
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size_t
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confstr(int name, char *buf, size_t len)
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{
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	switch (name) {
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	case _CS_PATH:
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		return (strlcpy(buf, _PATH_STDPATH, len) + 1);
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	/* no configuration-defined value */
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	case _CS_POSIX_V6_ILP32_OFF32_CFLAGS:
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	case _CS_POSIX_V6_ILP32_OFF32_LDFLAGS:
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	case _CS_POSIX_V6_ILP32_OFF32_LIBS:
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	case _CS_POSIX_V7_ILP32_OFF32_CFLAGS:
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	case _CS_POSIX_V7_ILP32_OFF32_LDFLAGS:
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	case _CS_POSIX_V7_ILP32_OFF32_LIBS:
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		return (0);
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	/* these are either NULL or empty, depending on the platform */
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	case _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS:
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	case _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS:
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	case _CS_POSIX_V6_ILP32_OFFBIG_LIBS:
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	case _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS:
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	case _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS:
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	case _CS_POSIX_V7_ILP32_OFFBIG_LIBS:
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#ifdef __LP64__
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		return (0);
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#else
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		if (len > 0)
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			buf[0] = '\0';
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		return (1);
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#endif
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	case _CS_POSIX_V6_LP64_OFF64_CFLAGS:
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	case _CS_POSIX_V6_LP64_OFF64_LDFLAGS:
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	case _CS_POSIX_V6_LP64_OFF64_LIBS:
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	case _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS:
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	case _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS:
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	case _CS_POSIX_V6_LPBIG_OFFBIG_LIBS:
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	case _CS_POSIX_V7_LP64_OFF64_CFLAGS:
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	case _CS_POSIX_V7_LP64_OFF64_LDFLAGS:
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	case _CS_POSIX_V7_LP64_OFF64_LIBS:
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	case _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS:
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	case _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS:
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	case _CS_POSIX_V7_LPBIG_OFFBIG_LIBS:
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#ifdef __LP64__
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		if (len > 0)
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			buf[0] = '\0';
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		return (1);
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#else
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		return (0);
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#endif
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	/* zero length strings */
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	case _CS_POSIX_V7_THREADS_CFLAGS:
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	case _CS_V6_ENV:
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	case _CS_V7_ENV:
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		if (len > 0)
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			buf[0] = '\0';
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		return (1);
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	case _CS_POSIX_V7_THREADS_LDFLAGS:
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		return (strlcpy(buf, "-lpthread", len) + 1);
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	case _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS:
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		return (strlcpy(buf, v6_width_restricted_envs, len) + 1);
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	case _CS_POSIX_V7_WIDTH_RESTRICTED_ENVS:
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		return (strlcpy(buf, v7_width_restricted_envs, len) + 1);
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	default:
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		errno = EINVAL;
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		return (0);
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	}
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	/* NOTREACHED */
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}