nasmlib/error.c

   1 /* ----------------------------------------------------------------------- *
   2  *
   3  *   Copyright 1996-2016 The NASM Authors - All Rights Reserved
   4  *   See the file AUTHORS included with the NASM distribution for
   5  *   the specific copyright holders.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following
   9  *   conditions are met:
  10  *
  11  *   * Redistributions of source code must retain the above copyright
  12  *     notice, this list of conditions and the following disclaimer.
  13  *   * Redistributions in binary form must reproduce the above
  14  *     copyright notice, this list of conditions and the following
  15  *     disclaimer in the documentation and/or other materials provided
  16  *     with the distribution.
  17  *
  18  *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
  19  *     CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
  20  *     INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  21  *     MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  22  *     DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  23  *     CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  24  *     SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  25  *     NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  26  *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  *     HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  28  *     CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  29  *     OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
  30  *     EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  *
  32  * ----------------------------------------------------------------------- */
  33
  34 /*
  35  * nasmlib.c    library routines for the Netwide Assembler
  36  */
  37
  38 #include "compiler.h"
  39
  40 #include <stdlib.h>
  41
  42 #include "nasmlib.h"
  43
  44 vefunc nasm_verror;    /* Global error handling function */
  45
  46 void nasm_error(int severity, const char *fmt, ...)
  47 {
  48     va_list ap;
  49
  50     va_start(ap, fmt);
  51     nasm_verror(severity, fmt, ap);
  52     va_end(ap);
  53 }
  54
  55 no_return nasm_fatal(int flags, const char *fmt, ...)
  56 {
  57     va_list ap;
  58
  59     va_start(ap, fmt);
  60     nasm_verror(flags | ERR_FATAL, fmt, ap);
  61     abort();                    /* We should never get here */
  62 }
  63
  64 no_return nasm_panic(int flags, const char *fmt, ...)
  65 {
  66     va_list ap;
  67
  68     va_start(ap, fmt);
  69     nasm_verror(flags | ERR_PANIC, fmt, ap);
  70     abort();                    /* We should never get here */
  71 }
  72
  73 no_return nasm_panic_from_macro(const char *file, int line)
  74 {
  75     nasm_panic(ERR_NOFILE, "Internal error at %s:%d\n", file, line);
  76 }
  77
  78 no_return nasm_assert_failed(const char *file, int line, const char *msg)
  79 {
  80     nasm_fatal(0, "assertion %s failed at %s:%d", msg, file, line);
  81 }