1 | /* output-file.c - Deal with the output file
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2 | Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1996, 1998, 1999, 2001
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3 | Free Software Foundation, Inc.
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4 |
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5 | This file is part of GAS, the GNU Assembler.
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6 |
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7 | GAS 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 2, or (at your option)
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10 | any later version.
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11 |
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12 | GAS 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 | You should have received a copy of the GNU General Public License
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18 | along with GAS; see the file COPYING. If not, write to
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19 | the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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20 | 02111-1307, USA. */
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21 |
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22 | #include <stdio.h>
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23 |
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24 | #include "as.h"
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25 |
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26 | #include "output-file.h"
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27 |
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28 | #ifdef BFD_HEADERS
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29 | #define USE_BFD
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30 | #endif
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31 |
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32 | #ifdef BFD_ASSEMBLER
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33 | #define USE_BFD
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34 | #ifndef TARGET_MACH
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35 | #define TARGET_MACH 0
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36 | #endif
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37 | #endif
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38 |
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39 | #ifdef USE_BFD
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40 | #include "bfd.h"
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41 | bfd *stdoutput;
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42 |
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43 | void
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44 | output_file_create (name)
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45 | char *name;
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46 | {
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47 | if (name[0] == '-' && name[1] == '\0')
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48 | as_fatal (_("can't open a bfd on stdout %s"), name);
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49 |
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50 | else if (!(stdoutput = bfd_openw (name, TARGET_FORMAT)))
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51 | {
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52 | as_perror (_("FATAL: can't create %s"), name);
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53 | exit (EXIT_FAILURE);
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54 | }
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55 |
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56 | bfd_set_format (stdoutput, bfd_object);
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57 | #ifdef BFD_ASSEMBLER
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58 | bfd_set_arch_mach (stdoutput, TARGET_ARCH, TARGET_MACH);
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59 | #endif
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60 | if (flag_traditional_format)
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61 | stdoutput->flags |= BFD_TRADITIONAL_FORMAT;
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62 | }
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63 |
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64 | void
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65 | output_file_close (filename)
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66 | char *filename;
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67 | {
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68 | #ifdef BFD_ASSEMBLER
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69 | /* Close the bfd. */
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70 | if (bfd_close (stdoutput) == 0)
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71 | {
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72 | bfd_perror (filename);
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73 | as_perror (_("FATAL: can't close %s\n"), filename);
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74 | exit (EXIT_FAILURE);
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75 | }
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76 | #else
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77 | /* Close the bfd without getting bfd to write out anything by itself. */
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78 | if (bfd_close_all_done (stdoutput) == 0)
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79 | {
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80 | as_perror (_("FATAL: can't close %s\n"), filename);
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81 | exit (EXIT_FAILURE);
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82 | }
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83 | #endif
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84 | stdoutput = NULL; /* Trust nobody! */
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85 | }
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86 |
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87 | #ifndef BFD_ASSEMBLER
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88 | void
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89 | output_file_append (where, length, filename)
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90 | char *where ATTRIBUTE_UNUSED;
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91 | long length ATTRIBUTE_UNUSED;
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92 | char *filename ATTRIBUTE_UNUSED;
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93 | {
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94 | abort ();
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95 | }
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96 | #endif
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97 |
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98 | #else
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99 |
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100 | static FILE *stdoutput;
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101 |
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102 | void
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103 | output_file_create (name)
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104 | char *name;
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105 | {
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106 | if (name[0] == '-' && name[1] == '\0')
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107 | {
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108 | stdoutput = stdout;
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109 | return;
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110 | }
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111 |
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112 | stdoutput = fopen (name, FOPEN_WB);
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113 | if (stdoutput == NULL)
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114 | {
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115 | as_perror (_("FATAL: can't create %s"), name);
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116 | exit (EXIT_FAILURE);
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117 | }
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118 | }
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119 |
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120 | void
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121 | output_file_close (filename)
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122 | char *filename;
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123 | {
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124 | if (EOF == fclose (stdoutput))
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125 | {
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126 | as_perror (_("FATAL: can't close %s"), filename);
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127 | exit (EXIT_FAILURE);
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128 | }
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129 |
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130 | /* Trust nobody! */
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131 | stdoutput = NULL;
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132 | }
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133 |
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134 | void
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135 | output_file_append (where, length, filename)
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136 | char * where;
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137 | long length;
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138 | char * filename;
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139 | {
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140 | for (; length; length--, where++)
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141 | {
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142 | (void) putc (*where, stdoutput);
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143 |
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144 | if (ferror (stdoutput))
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145 | /* if ( EOF == (putc( *where, stdoutput )) ) */
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146 | {
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147 | as_perror (_("Failed to emit an object byte"), filename);
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148 | as_fatal (_("can't continue"));
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149 | }
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150 | }
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151 | }
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152 |
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153 | #endif
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154 |
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