Mercurial > hg > CbC > CbC_gcc

annotate gcc/config/vms/vms-psxcrt0-64.c @ 55:77e2b8dfacca gcc-4.4.5

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update it from 4.4.3 to 4.5.0
author ryoma <e075725@ie.u-ryukyu.ac.jp>
date Fri, 12 Feb 2010 23:39:51 +0900
parents
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
55
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1 /* VMS 64bit crt0 returning Unix style condition codes .
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2 Copyright (C) 2001, 2009 Free Software Foundation, Inc.
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3 Contributed by Douglas B. Rupp (rupp@gnat.com).
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4
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5 This file is part of GCC.
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6
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7 GCC is free software; you can redistribute it and/or modify
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8 it under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 3, or (at your option)
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10 any later version.
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11
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12 GCC is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 Under Section 7 of GPL version 3, you are granted additional
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18 permissions described in the GCC Runtime Library Exception, version
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19 3.1, as published by the Free Software Foundation.
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20
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21 You should have received a copy of the GNU General Public License and
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22 a copy of the GCC Runtime Library Exception along with this program;
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23 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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24 <http://www.gnu.org/licenses/>. */
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25
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26 #if !defined(__DECC)
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27 You Lose! This file can only be compiled with DEC C.
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28 #else
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29
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30 /* This file can only be compiled with DEC C, due to the call to
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31 lib$establish and the pragmas pointer_size. */
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32
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33 #pragma __pointer_size short
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34
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35 #include <stdlib.h>
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36 #include <string.h>
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37 #include <ssdef.h>
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38 #include <stsdef.h>
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39 #include <errnodef.h>
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40
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41 extern void decc$main ();
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42 extern int main ();
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43
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44 static int
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45 handler (sigargs, mechargs)
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46 void *sigargs;
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47 void *mechargs;
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48 {
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49 return SS$_RESIGNAL;
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50 }
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51
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52 int
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53 __main (arg1, arg2, arg3, image_file_desc, arg5, arg6)
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54 void *arg1, *arg2, *arg3;
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55 void *image_file_desc;
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56 void *arg5, *arg6;
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57 {
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58 int argc;
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59 char **argv;
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60 char **envp;
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61
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62 #pragma __pointer_size long
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63
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64 int i;
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65 char **long_argv;
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66 char **long_envp;
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67 int status;
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68
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69 #pragma __pointer_size short
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70
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71 lib$establish (handler);
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72 decc$main (arg1, arg2, arg3, image_file_desc,
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73 arg5, arg6, &argc, &argv, &envp);
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74
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75 #pragma __pointer_size long
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76
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77 /* Reallocate argv with 64 bit pointers. */
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78 long_argv = (char **) _malloc32 (sizeof (char *) * (argc + 1));
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79
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80 for (i = 0; i < argc; i++)
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81 long_argv[i] = (char *) _strdup32 (argv[i]);
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82
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83 long_argv[argc] = (char *) 0;
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84
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85 for (i = 0; envp[i]; i++);
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86 long_envp = (char **) _malloc32 (sizeof (char *) * (i + 1));
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87
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88 for (i = 0; envp[i]; i++)
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89 long_envp[i] = (char *) _strdup32 (envp[i]);
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90
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91 long_envp[i] = (char *) 0;
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92
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93 #pragma __pointer_size short
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94
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95 status = main (argc, long_argv, long_envp);
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96
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97 /* Map into a range of 0 - 255. */
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98 status = status & 255;
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99
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100 if (status > 0)
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101 {
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102 int save_status = status;
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103
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104 status = C$_EXIT1 + ((status - 1) << STS$V_MSG_NO);
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105
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106 /* An exit failure status requires a "severe" error. All status values
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107 are defined in errno with a successful (1) severity but can be
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108 changed to an error (2) severity by adding 1. In addition for
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109 compatibility with UNIX exit() routines we inhibit a run-time error
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110 message from being generated on exit(1). */
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111
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112 if (save_status == 1)
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113 {
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114 status++;
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115 status |= STS$M_INHIB_MSG;
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116 }
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117 }
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118
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119 if (status == 0)
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120 status = SS$_NORMAL;
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121
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122 return status;
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123 }
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124 #endif