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authorDuncaen <mail@duncano.de>2016-05-06 03:40:33 +0200
committerDuncaen <mail@duncano.de>2016-05-06 05:27:03 +0200
commit2d34633b1527cfc264a746b6a04b326cbffe8797 (patch)
tree45d7d30fdacb29246bf11292e8011160d2095577
parente0dd9ee353048757566541f18e04a96e2c76a479 (diff)
downloadopendoas-2d34633b1527cfc264a746b6a04b326cbffe8797.tar.gz
Add more compatibility functions for linux support
-rw-r--r--libopenbsd/errc.c44
-rw-r--r--libopenbsd/pledge-noop.c7
-rw-r--r--libopenbsd/progname.c68
-rw-r--r--libopenbsd/readpassphrase.c213
-rw-r--r--libopenbsd/readpassphrase.h44
-rw-r--r--libopenbsd/strlcat.c55
-rw-r--r--libopenbsd/strlcpy.c50
-rw-r--r--libopenbsd/verrc.c49
8 files changed, 530 insertions, 0 deletions
diff --git a/libopenbsd/errc.c b/libopenbsd/errc.c
new file mode 100644
index 0000000..8e8474b
--- /dev/null
+++ b/libopenbsd/errc.c
@@ -0,0 +1,44 @@
+/* $OpenBSD: errc.c,v 1.2 2015/08/31 02:53:57 guenther Exp $ */
+/*-
+ * Copyright (c) 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. 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.
+ */
+
+#include <err.h>
+#include <stdarg.h>
+
+#include "openbsd.h"
+
+__dead void
+errc(int eval, int code, const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ verrc(eval, code, fmt, ap);
+ va_end(ap);
+}
diff --git a/libopenbsd/pledge-noop.c b/libopenbsd/pledge-noop.c
new file mode 100644
index 0000000..0a1b610
--- /dev/null
+++ b/libopenbsd/pledge-noop.c
@@ -0,0 +1,7 @@
+#include "openbsd.h"
+
+int
+pledge(__UNUSED const char *promises, __UNUSED const char *paths[])
+{
+ return 0;
+}
diff --git a/libopenbsd/progname.c b/libopenbsd/progname.c
new file mode 100644
index 0000000..10c3701
--- /dev/null
+++ b/libopenbsd/progname.c
@@ -0,0 +1,68 @@
+/*
+ * Copyright © 2006 Robert Millan
+ * Copyright © 2010-2012 Guillem Jover <guillem@hadrons.org>
+ *
+ * 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. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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.
+ */
+
+/*
+ * Rejected in glibc
+ * <https://sourceware.org/ml/libc-alpha/2006-03/msg00125.html>.
+ */
+
+#include <errno.h>
+#include <string.h>
+#include <stdlib.h>
+
+#ifdef HAVE___PROGNAME
+extern const char *__progname;
+#else
+static const char *__progname = NULL;
+#endif
+
+const char *
+getprogname(void)
+{
+#if defined(HAVE_PROGRAM_INVOCATION_SHORT_NAME)
+ if (__progname == NULL)
+ __progname = program_invocation_short_name;
+#elif defined(HAVE_GETEXECNAME)
+ /* getexecname(3) returns an absolute pathname, normalize it. */
+ if (__progname == NULL)
+ setprogname(getexecname());
+#endif
+
+ return __progname;
+}
+
+void
+setprogname(const char *progname)
+{
+ const char *last_slash;
+
+ last_slash = strrchr(progname, '/');
+ if (last_slash == NULL)
+ __progname = progname;
+ else
+ __progname = last_slash + 1;
+}
diff --git a/libopenbsd/readpassphrase.c b/libopenbsd/readpassphrase.c
new file mode 100644
index 0000000..d63cdf2
--- /dev/null
+++ b/libopenbsd/readpassphrase.c
@@ -0,0 +1,213 @@
+/* $OpenBSD: readpassphrase.c,v 1.22 2010/01/13 10:20:54 dtucker Exp $ */
+
+/*
+ * Copyright (c) 2000-2002, 2007 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Sponsored in part by the Defense Advanced Research Projects
+ * Agency (DARPA) and Air Force Research Laboratory, Air Force
+ * Materiel Command, USAF, under agreement number F39502-99-1-0512.
+ */
+
+/* OPENBSD ORIGINAL: lib/libc/gen/readpassphrase.c */
+
+#include "includes.h"
+
+#ifndef HAVE_READPASSPHRASE
+
+#include <termios.h>
+#include <signal.h>
+#include <ctype.h>
+#include <fcntl.h>
+#include <readpassphrase.h>
+#include <errno.h>
+#include <string.h>
+#include <unistd.h>
+
+#ifdef TCSASOFT
+# define _T_FLUSH (TCSAFLUSH|TCSASOFT)
+#else
+# define _T_FLUSH (TCSAFLUSH)
+#endif
+
+/* SunOS 4.x which lacks _POSIX_VDISABLE, but has VDISABLE */
+#if !defined(_POSIX_VDISABLE) && defined(VDISABLE)
+# define _POSIX_VDISABLE VDISABLE
+#endif
+
+#ifndef _NSIG
+# ifdef NSIG
+# define _NSIG NSIG
+# else
+# define _NSIG 128
+# endif
+#endif
+
+static volatile sig_atomic_t signo[_NSIG];
+
+static void handler(int);
+
+char *
+readpassphrase(const char *prompt, char *buf, size_t bufsiz, int flags)
+{
+ ssize_t nr;
+ int input, output, save_errno, i, need_restart;
+ char ch, *p, *end;
+ struct termios term, oterm;
+ struct sigaction sa, savealrm, saveint, savehup, savequit, saveterm;
+ struct sigaction savetstp, savettin, savettou, savepipe;
+
+ /* I suppose we could alloc on demand in this case (XXX). */
+ if (bufsiz == 0) {
+ errno = EINVAL;
+ return(NULL);
+ }
+
+restart:
+ for (i = 0; i < _NSIG; i++)
+ signo[i] = 0;
+ nr = -1;
+ save_errno = 0;
+ need_restart = 0;
+ /*
+ * Read and write to /dev/tty if available. If not, read from
+ * stdin and write to stderr unless a tty is required.
+ */
+ if ((flags & RPP_STDIN) ||
+ (input = output = open(_PATH_TTY, O_RDWR)) == -1) {
+ if (flags & RPP_REQUIRE_TTY) {
+ errno = ENOTTY;
+ return(NULL);
+ }
+ input = STDIN_FILENO;
+ output = STDERR_FILENO;
+ }
+
+ /*
+ * Catch signals that would otherwise cause the user to end
+ * up with echo turned off in the shell. Don't worry about
+ * things like SIGXCPU and SIGVTALRM for now.
+ */
+ sigemptyset(&sa.sa_mask);
+ sa.sa_flags = 0; /* don't restart system calls */
+ sa.sa_handler = handler;
+ (void)sigaction(SIGALRM, &sa, &savealrm);
+ (void)sigaction(SIGHUP, &sa, &savehup);
+ (void)sigaction(SIGINT, &sa, &saveint);
+ (void)sigaction(SIGPIPE, &sa, &savepipe);
+ (void)sigaction(SIGQUIT, &sa, &savequit);
+ (void)sigaction(SIGTERM, &sa, &saveterm);
+ (void)sigaction(SIGTSTP, &sa, &savetstp);
+ (void)sigaction(SIGTTIN, &sa, &savettin);
+ (void)sigaction(SIGTTOU, &sa, &savettou);
+
+ /* Turn off echo if possible. */
+ if (input != STDIN_FILENO && tcgetattr(input, &oterm) == 0) {
+ memcpy(&term, &oterm, sizeof(term));
+ if (!(flags & RPP_ECHO_ON))
+ term.c_lflag &= ~(ECHO | ECHONL);
+#ifdef VSTATUS
+ if (term.c_cc[VSTATUS] != _POSIX_VDISABLE)
+ term.c_cc[VSTATUS] = _POSIX_VDISABLE;
+#endif
+ (void)tcsetattr(input, _T_FLUSH, &term);
+ } else {
+ memset(&term, 0, sizeof(term));
+ term.c_lflag |= ECHO;
+ memset(&oterm, 0, sizeof(oterm));
+ oterm.c_lflag |= ECHO;
+ }
+
+ /* No I/O if we are already backgrounded. */
+ if (signo[SIGTTOU] != 1 && signo[SIGTTIN] != 1) {
+ if (!(flags & RPP_STDIN))
+ (void)write(output, prompt, strlen(prompt));
+ end = buf + bufsiz - 1;
+ p = buf;
+ while ((nr = read(input, &ch, 1)) == 1 && ch != '\n' && ch != '\r') {
+ if (p < end) {
+ if ((flags & RPP_SEVENBIT))
+ ch &= 0x7f;
+ if (isalpha(ch)) {
+ if ((flags & RPP_FORCELOWER))
+ ch = (char)tolower(ch);
+ if ((flags & RPP_FORCEUPPER))
+ ch = (char)toupper(ch);
+ }
+ *p++ = ch;
+ }
+ }
+ *p = '\0';
+ save_errno = errno;
+ if (!(term.c_lflag & ECHO))
+ (void)write(output, "\n", 1);
+ }
+
+ /* Restore old terminal settings and signals. */
+ if (memcmp(&term, &oterm, sizeof(term)) != 0) {
+ while (tcsetattr(input, _T_FLUSH, &oterm) == -1 &&
+ errno == EINTR)
+ continue;
+ }
+ (void)sigaction(SIGALRM, &savealrm, NULL);
+ (void)sigaction(SIGHUP, &savehup, NULL);
+ (void)sigaction(SIGINT, &saveint, NULL);
+ (void)sigaction(SIGQUIT, &savequit, NULL);
+ (void)sigaction(SIGPIPE, &savepipe, NULL);
+ (void)sigaction(SIGTERM, &saveterm, NULL);
+ (void)sigaction(SIGTSTP, &savetstp, NULL);
+ (void)sigaction(SIGTTIN, &savettin, NULL);
+ (void)sigaction(SIGTTOU, &savettou, NULL);
+ if (input != STDIN_FILENO)
+ (void)close(input);
+
+ /*
+ * If we were interrupted by a signal, resend it to ourselves
+ * now that we have restored the signal handlers.
+ */
+ for (i = 0; i < _NSIG; i++) {
+ if (signo[i]) {
+ kill(getpid(), i);
+ switch (i) {
+ case SIGTSTP:
+ case SIGTTIN:
+ case SIGTTOU:
+ need_restart = 1;
+ }
+ }
+ }
+ if (need_restart)
+ goto restart;
+
+ if (save_errno)
+ errno = save_errno;
+ return(nr == -1 ? NULL : buf);
+}
+
+#if 0
+char *
+getpass(const char *prompt)
+{
+ static char buf[_PASSWORD_LEN + 1];
+
+ return(readpassphrase(prompt, buf, sizeof(buf), RPP_ECHO_OFF));
+}
+#endif
+
+static void handler(int s)
+{
+
+ signo[s] = 1;
+}
+#endif /* HAVE_READPASSPHRASE */
diff --git a/libopenbsd/readpassphrase.h b/libopenbsd/readpassphrase.h
new file mode 100644
index 0000000..5fd7c5d
--- /dev/null
+++ b/libopenbsd/readpassphrase.h
@@ -0,0 +1,44 @@
+/* $OpenBSD: readpassphrase.h,v 1.5 2003/06/17 21:56:23 millert Exp $ */
+
+/*
+ * Copyright (c) 2000, 2002 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Sponsored in part by the Defense Advanced Research Projects
+ * Agency (DARPA) and Air Force Research Laboratory, Air Force
+ * Materiel Command, USAF, under agreement number F39502-99-1-0512.
+ */
+
+/* OPENBSD ORIGINAL: include/readpassphrase.h */
+
+#ifndef _READPASSPHRASE_H_
+#define _READPASSPHRASE_H_
+
+#include "includes.h"
+
+#ifndef HAVE_READPASSPHRASE
+
+#define RPP_ECHO_OFF 0x00 /* Turn off echo (default). */
+#define RPP_ECHO_ON 0x01 /* Leave echo on. */
+#define RPP_REQUIRE_TTY 0x02 /* Fail if there is no tty. */
+#define RPP_FORCELOWER 0x04 /* Force input to lower case. */
+#define RPP_FORCEUPPER 0x08 /* Force input to upper case. */
+#define RPP_SEVENBIT 0x10 /* Strip the high bit from input. */
+#define RPP_STDIN 0x20 /* Read from stdin, not /dev/tty */
+
+char * readpassphrase(const char *, char *, size_t, int);
+
+#endif /* HAVE_READPASSPHRASE */
+
+#endif /* !_READPASSPHRASE_H_ */
diff --git a/libopenbsd/strlcat.c b/libopenbsd/strlcat.c
new file mode 100644
index 0000000..2596420
--- /dev/null
+++ b/libopenbsd/strlcat.c
@@ -0,0 +1,55 @@
+/* $OpenBSD: strlcat.c,v 1.16 2015/08/31 02:53:57 guenther Exp $ */
+
+/*
+ * Copyright (c) 1998, 2015 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <string.h>
+
+/*
+ * Appends src to string dst of size dsize (unlike strncat, dsize is the
+ * full size of dst, not space left). At most dsize-1 characters
+ * will be copied. Always NUL terminates (unless dsize <= strlen(dst)).
+ * Returns strlen(src) + MIN(dsize, strlen(initial dst)).
+ * If retval >= dsize, truncation occurred.
+ */
+size_t
+strlcat(char *dst, const char *src, size_t dsize)
+{
+ const char *odst = dst;
+ const char *osrc = src;
+ size_t n = dsize;
+ size_t dlen;
+
+ /* Find the end of dst and adjust bytes left but don't go past end. */
+ while (n-- != 0 && *dst != '\0')
+ dst++;
+ dlen = dst - odst;
+ n = dsize - dlen;
+
+ if (n-- == 0)
+ return(dlen + strlen(src));
+ while (*src != '\0') {
+ if (n != 0) {
+ *dst++ = *src;
+ n--;
+ }
+ src++;
+ }
+ *dst = '\0';
+
+ return(dlen + (src - osrc)); /* count does not include NUL */
+}
diff --git a/libopenbsd/strlcpy.c b/libopenbsd/strlcpy.c
new file mode 100644
index 0000000..6301674
--- /dev/null
+++ b/libopenbsd/strlcpy.c
@@ -0,0 +1,50 @@
+/* $OpenBSD: strlcpy.c,v 1.13 2015/08/31 02:53:57 guenther Exp $ */
+
+/*
+ * Copyright (c) 1998, 2015 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <string.h>
+
+/*
+ * Copy string src to buffer dst of size dsize. At most dsize-1
+ * chars will be copied. Always NUL terminates (unless dsize == 0).
+ * Returns strlen(src); if retval >= dsize, truncation occurred.
+ */
+size_t
+strlcpy(char *dst, const char *src, size_t dsize)
+{
+ const char *osrc = src;
+ size_t nleft = dsize;
+
+ /* Copy as many bytes as will fit. */
+ if (nleft != 0) {
+ while (--nleft != 0) {
+ if ((*dst++ = *src++) == '\0')
+ break;
+ }
+ }
+
+ /* Not enough room in dst, add NUL and traverse rest of src. */
+ if (nleft == 0) {
+ if (dsize != 0)
+ *dst = '\0'; /* NUL-terminate dst */
+ while (*src++)
+ ;
+ }
+
+ return(src - osrc - 1); /* count does not include NUL */
+}
diff --git a/libopenbsd/verrc.c b/libopenbsd/verrc.c
new file mode 100644
index 0000000..e00fcd1
--- /dev/null
+++ b/libopenbsd/verrc.c
@@ -0,0 +1,49 @@
+/* $OpenBSD: verrc.c,v 1.3 2016/03/13 18:34:20 guenther Exp $ */
+/*-
+ * Copyright (c) 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. 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.
+ */
+
+#include <err.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+
+#include "openbsd.h"
+
+__dead void
+verrc(int eval, int code, const char *fmt, va_list ap)
+{
+ (void)fprintf(stderr, "%s: ", getprogname());
+ if (fmt != NULL) {
+ (void)vfprintf(stderr, fmt, ap);
+ (void)fprintf(stderr, ": ");
+ }
+ (void)fprintf(stderr, "%s\n", strerror(code));
+ exit(eval);
+}