113 lines
2.5 KiB
C
113 lines
2.5 KiB
C
/*
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* Copyright (c) 2004-2005, 2010 Todd C. Miller <Todd.Miller@courtesan.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <config.h>
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#include <sys/types.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <setjmp.h>
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#include "missing.h"
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#include "alloc.h"
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#include "error.h"
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#include "sudo_plugin.h"
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static void _warning(int, const char *, va_list);
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void cleanup(int);
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sigjmp_buf error_jmp;
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extern sudo_conv_t sudo_conv;
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void
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error(int eval, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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_warning(1, fmt, ap);
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va_end(ap);
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cleanup(0);
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siglongjmp(error_jmp, eval);
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}
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void
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errorx(int eval, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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_warning(0, fmt, ap);
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va_end(ap);
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cleanup(0);
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siglongjmp(error_jmp, eval);
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}
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void
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warning(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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_warning(1, fmt, ap);
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va_end(ap);
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}
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void
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warningx(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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_warning(0, fmt, ap);
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va_end(ap);
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}
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static void
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_warning(int use_errno, const char *fmt, va_list ap)
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{
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struct sudo_conv_message msg[6];
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struct sudo_conv_reply repl[6];
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char *str;
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int nmsgs = 4;
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evasprintf(&str, fmt, ap);
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/* Call conversation function */
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memset(&msg, 0, sizeof(msg));
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msg[0].msg_type = SUDO_CONV_ERROR_MSG;
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msg[0].msg = getprogname();
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msg[1].msg_type = SUDO_CONV_ERROR_MSG;
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msg[1].msg = ": ";
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msg[2].msg_type = SUDO_CONV_ERROR_MSG;
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msg[2].msg = str;
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if (use_errno) {
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msg[3].msg_type = SUDO_CONV_ERROR_MSG;
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msg[3].msg = ": ";
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msg[4].msg_type = SUDO_CONV_ERROR_MSG;
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msg[4].msg = strerror(errno);
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nmsgs = 6;
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}
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msg[nmsgs - 1].msg_type = SUDO_CONV_ERROR_MSG;
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msg[nmsgs - 1].msg = "\n";
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memset(&repl, 0, sizeof(repl));
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sudo_conv(nmsgs, msg, repl);
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efree(str);
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}
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