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111
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1 /* VMS linker wrapper.
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131
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2 Copyright (C) 2011-2018 Free Software Foundation, Inc.
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111
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3 Contributed by AdaCore
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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 You should have received a copy of the GNU General Public License
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18 along with GCC; see the file COPYING3. If not see
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19 <http://www.gnu.org/licenses/>. */
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20
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21 /* This program is a wrapper around the VMS linker.
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22 It translates Unix style command line options into corresponding
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23 VMS style qualifiers and then spawns the VMS linker.
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24
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25 It is possible to build this program on UNIX but only for the purpose of
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26 checking for errors. */
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27
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28 #include <stdlib.h>
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29 #include <string.h>
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30 #include <unistd.h>
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31 #include <stdio.h>
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32
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33 #include "libiberty.h"
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34 #include <safe-ctype.h>
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35 #include <sys/stat.h>
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36
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37 /* Macro for logicals. */
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38 #define LNM__STRING 2
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39 #define LNM_C_NAMLENGTH 255
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40 #define PSL_C_SUPER 2
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41 #define PSL_C_USER 3
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42
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43 /* Local variable declarations. */
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44 static int ld_nocall_debug = 0;
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45 static int ld_mkthreads = 0;
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46 static int ld_upcalls = 0;
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47
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48 /* verbose = 1 if -v passed. */
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49 static int verbose = 0;
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50
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51 /* save_temps = 1 if -save-temps passed. */
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52 static int save_temps = 0;
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53
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54 /* By default don't generate executable file if there are errors
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55 in the link. Override with --noinhibit-exec. */
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56 static int inhibit_exec = 1;
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57
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58 /* debug = 1 if -g passed. */
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59 static int debug = 0;
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60
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61 /* By default prefer to link with static libraries. */
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62 static int staticp = 1;
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63
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64 /* By default generate an executable, not a shareable image library.
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65 Override with -shared. */
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66 static int share = 0;
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67
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68 /* Linker command line. */
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69 static int link_cmd_maxlen = 0;
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70 static char *link_cmd = 0;
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71 static int link_cmd_len = 0;
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72
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73 /* Keep track of filenames. */
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74 static char *sharebasename;
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75 static const char *exefullfilename;
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76 static const char *exefilename;
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77
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78 /* Search dir list passed on command line (with -L). */
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79 static const char **search_dirs;
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80 static int search_dirs_len;
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81
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82 /* Local function declarations. */
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83 static void addarg (const char *);
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84 static int is_regular_file (char *);
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85 static char *to_host_file_spec (char *);
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86 static char *locate_lib (char *);
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87 static const char *expand_lib (char *);
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88 static void preprocess_args (int, char **);
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89 static void process_args (int, char **);
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90 static void maybe_set_link_compat (void);
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91 static int set_exe (const char *);
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92 #ifdef VMS
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93 static int translate_unix (char *, int);
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94 #endif
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95
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96
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97 /* Append STR to the command line to invoke the linker.
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98 Expand the line as necessary to accommodate. */
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99
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100 static void
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101 addarg (const char *str)
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102 {
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103 int l = strlen (str);
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104
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105 /* Extend the line. */
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106 if (link_cmd_len + l >= link_cmd_maxlen)
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107 {
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108 link_cmd_maxlen = link_cmd_len + l + 1024;
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109 link_cmd = XRESIZEVEC (char, link_cmd, link_cmd_maxlen);
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110 }
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111
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112 memcpy (link_cmd + link_cmd_len, str, l);
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113 link_cmd_len += l;
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114 }
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115
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116 /* Check to see if NAME is a regular file, i.e. not a directory. */
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117
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118 static int
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119 is_regular_file (char *name)
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120 {
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121 int ret;
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122 struct stat statbuf;
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123
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124 ret = stat (name, &statbuf);
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125 return !ret && S_ISREG (statbuf.st_mode);
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126 }
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127
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128 #ifdef VMS
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129 static char new_host_filespec [255];
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130 static char filename_buff [256];
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131
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132 /* Action routine called by decc$to_vms. NAME is a file name or
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133 directory name. TYPE is unused. */
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134
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135 static int
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136 translate_unix (char *name, int type ATTRIBUTE_UNUSED)
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137 {
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138 strcpy (filename_buff, name);
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139 return 0;
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140 }
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141 #endif
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142
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143 /* Translate a Unix syntax file specification FILESPEC into VMS syntax.
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144 If indicators of VMS syntax found, return input string.
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145 Return a pointer to a static buffer. */
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146
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147 static char *
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148 to_host_file_spec (char *filespec)
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149 {
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150 #ifdef VMS
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151 if (strchr (filespec, ']') || strchr (filespec, ':'))
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152 {
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153 /* Looks like a VMS path. */
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154 return filespec;
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155 }
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156 else
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157 {
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158
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159 strcpy (filename_buff, filespec);
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160 decc$to_vms (filespec, translate_unix, 1, 1);
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161 strcpy (new_host_filespec, filename_buff);
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162 return new_host_filespec;
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163 }
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164 #else
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165 return filespec;
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166 #endif
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167 }
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168
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169 /* Locate library LIB_NAME on the library path. */
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170
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171 static char *
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172 locate_lib (char *lib_name)
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173 {
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174 int lib_len = strlen (lib_name);
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175 const char *exts[3];
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176 int i;
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177
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178 if (staticp)
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179 {
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180 /* For static links, look for shareable image libraries last. */
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181 exts[0] = ".a";
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182 exts[1] = ".olb";
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183 exts[2] = ".exe";
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184 }
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185 else
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186 {
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187 exts[0] = ".exe";
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188 exts[1] = ".a";
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189 exts[2] = ".olb";
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190 }
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191
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192 for (i = 0; i < search_dirs_len; i++)
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193 {
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194 char *buf;
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195 int l;
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196 int j;
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197
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198 l = strlen (search_dirs[i]);
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199 buf = (char *)alloca (l + 4 + lib_len + 4 + 1);
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200 /* Put PATH/libLIB. */
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201 memcpy (buf, search_dirs[i], l);
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202 memcpy (buf + l, "/lib", 4);
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203 l += 4;
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204 memcpy (buf + l, lib_name, lib_len);
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205 l += lib_len;
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206
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207 /* Look for files with the extensions. */
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208 for (j = 0; j < 3; j++)
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209 {
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210 strcpy (buf + l, exts[j]);
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211 if (is_regular_file (buf))
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212 return xstrdup (to_host_file_spec (buf));
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213 }
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214 }
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215
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216 return NULL;
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217 }
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218
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219 /* Given a library name NAME, i.e. foo, Look for libfoo.lib and then
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220 libfoo.a in the set of directories we are allowed to search in.
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221 May return NULL if the library can be discarded. */
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222
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223 static const char *
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224 expand_lib (char *name)
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225 {
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226 char *lib_path;
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227
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228 /* Discard libc. */
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229 if (strcmp (name, "c") == 0)
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230 return NULL;
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231
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232 /* Discard libm. No separate library for math functions. */
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233 if (strcmp (name, "m") == 0)
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234 return NULL;
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235
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236 /* Search on path. */
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237 lib_path = locate_lib (name);
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238 if (lib_path)
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239 return lib_path;
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240
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241 fprintf (stderr,
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242 "Couldn't locate library: lib%s.exe, lib%s.a or lib%s.olb\n",
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243 name, name, name);
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244
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245 exit (EXIT_FAILURE);
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246 }
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247
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248 /* Preprocess the number of args P_ARGC in ARGV.
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249 Look for special flags, etc. that must be handled first. */
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250
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251 static void
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252 preprocess_args (int argc, char **argv)
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253 {
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254 int i;
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255
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256 /* Scan for -shared. */
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257 for (i = 1; i < argc; i++)
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258 if (strcmp (argv[i], "-shared") == 0)
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259 {
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260 share = 1;
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261 break;
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262 }
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263
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264 for (i = 1; i < argc; i++)
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265 if (strcmp (argv[i], "-o") == 0)
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266 {
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267 int len;
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268
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269 i++;
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270 exefilename = lbasename (argv[i]);
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271 exefullfilename = xstrdup (to_host_file_spec (argv[i]));
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272
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273 if (share)
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274 addarg(" /share=");
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275 else
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276 addarg (" /exe=");
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277 addarg (exefullfilename);
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278
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279 if (share)
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280 {
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281 char *ptr;
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282
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283 /* Extract the basename. */
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284 ptr = strchr (argv[i], ']');
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285 if (ptr == NULL)
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286 ptr = strchr (argv[i], ':');
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287 if (ptr == NULL)
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288 ptr = strchr (argv[i], '/');
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289 if (ptr == NULL)
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290 sharebasename = xstrdup (argv[i]);
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291 else
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292 sharebasename = xstrdup (ptr + 1);
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293
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294 len = strlen (sharebasename);
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295 if (strncasecmp (&sharebasename[len-4], ".exe", 4) == 0)
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296 sharebasename[len - 4] = 0;
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297
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298 /* Convert to uppercase. */
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299 for (ptr = sharebasename; *ptr; ptr++)
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300 *ptr = TOUPPER (*ptr);
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301 }
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302 }
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303
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304 if (exefullfilename == NULL && !share)
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305 {
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306 exefilename = "a_out.exe";
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307 exefullfilename = "a_out.exe";
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308 addarg (xstrdup (" /exe=a_out.exe"));
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309 }
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310 }
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311
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312 /* Preprocess the number of args ARGC in ARGV. Look for
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313 special flags, etc. that must be handled for the VMS linker. */
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314
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315 static void
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316 process_args (int argc, char **argv)
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317 {
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318 int i;
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319
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320 for (i = 1; i < argc; i++)
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321 {
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322 if (strncmp (argv[i], "-L", 2) == 0)
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323 {
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324 search_dirs = XRESIZEVEC(const char *, search_dirs,
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325 search_dirs_len + 1);
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326 search_dirs[search_dirs_len++] = &argv[i][2];
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327 }
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328
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329 /* -v turns on verbose option here and is passed on to gcc. */
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330 else if (strcmp (argv[i], "-v") == 0)
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331 verbose++;
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332 else if (strcmp (argv[i], "--version") == 0)
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333 {
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334 fprintf (stdout, "VMS Linker\n");
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335 exit (EXIT_SUCCESS);
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336 }
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337 else if (strcmp (argv[i], "--help") == 0)
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338 {
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339 fprintf (stdout, "VMS Linker\n");
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340 exit (EXIT_SUCCESS);
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341 }
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342 else if (strcmp (argv[i], "-g0") == 0)
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343 addarg ("/notraceback");
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344 else if (strncmp (argv[i], "-g", 2) == 0)
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345 {
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346 addarg ("/debug");
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347 debug = 1;
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348 }
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349 else if (strcmp (argv[i], "-static") == 0)
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350 staticp = 1;
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351 else if (strcmp (argv[i], "-map") == 0)
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352 {
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353 char *buff, *ptr;
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354
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355 buff = (char *) xstrdup (exefullfilename);
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356 ptr = strrchr (buff, '.');
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357 if (ptr)
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358 *ptr = 0;
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359
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360 strcat (buff, ".map");
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361 addarg ("/map=");
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362 addarg (buff);
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363 addarg (".map");
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364 addarg ("/full");
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365
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366 free (buff);
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367 }
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368 else if (strcmp (argv[i], "-save-temps") == 0)
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369 save_temps = 1;
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370 else if (strcmp (argv[i], "--noinhibit-exec") == 0)
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371 inhibit_exec = 0;
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372 }
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373 }
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374
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375 #ifdef VMS
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376 typedef struct dsc
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377 {
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378 unsigned short len, mbz;
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379 const char *adr;
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380 } Descriptor;
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381
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382 struct lst
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383 {
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384 unsigned short buflen, item_code;
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385 const void *bufaddr;
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386 void *retlenaddr;
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387 };
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388
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389 static struct
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390 {
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391 struct lst items [1];
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392 unsigned int terminator;
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393 } item_lst1;
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394
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395 static struct
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396 {
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397 struct lst items [2];
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398 unsigned int terminator;
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399 } item_lst2;
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400
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401 /* Checks if logical names are defined for setting system library path and
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402 linker program to enable compatibility with earlier VMS versions. */
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403
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404 static void
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405 maybe_set_link_compat (void)
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406 {
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407 char lnm_buff [LNM_C_NAMLENGTH];
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408 unsigned int lnm_buff_len;
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409 int status;
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410 Descriptor tabledsc, linkdsc;
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411
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412 tabledsc.adr = "LNM$JOB";
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413 tabledsc.len = strlen (tabledsc.adr);
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414 tabledsc.mbz = 0;
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415
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416 linkdsc.adr = "GCC_LD_SYS$LIBRARY";
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417 linkdsc.len = strlen (linkdsc.adr);
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418 linkdsc.mbz = 0;
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419
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420 item_lst1.items[0].buflen = LNM_C_NAMLENGTH;
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421 item_lst1.items[0].item_code = LNM__STRING;
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422 item_lst1.items[0].bufaddr = lnm_buff;
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423 item_lst1.items[0].retlenaddr = &lnm_buff_len;
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424 item_lst1.terminator = 0;
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425
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426 status = SYS$TRNLNM
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427 (0, /* attr */
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428 &tabledsc, /* tabnam */
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429 &linkdsc, /* lognam */
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430 0, /* acmode */
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431 &item_lst1);
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432
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433 /* If GCC_LD_SYS$LIBRARY is defined, redefine SYS$LIBRARY to search
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434 the equivalence name first for system libraries, then the default
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435 system library directory */
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436
|
|
|
437 if ((status & 1) == 1)
|
|
|
438 {
|
|
|
439 unsigned char acmode = PSL_C_USER; /* Don't retain after image exit */
|
|
|
440 const char *syslib = "SYS$SYSROOT:[SYSLIB]"; /* Default SYS$LIBRARY */
|
|
|
441
|
|
|
442 /* Only visible to current and child processes */
|
|
|
443 tabledsc.adr = "LNM$PROCESS";
|
|
|
444 tabledsc.len = strlen (tabledsc.adr);
|
|
|
445 tabledsc.mbz = 0;
|
|
|
446
|
|
|
447 linkdsc.adr = "SYS$LIBRARY";
|
|
|
448 linkdsc.len = strlen (linkdsc.adr);
|
|
|
449 linkdsc.mbz = 0;
|
|
|
450
|
|
|
451 item_lst2.items[0].buflen = lnm_buff_len;
|
|
|
452 item_lst2.items[0].item_code = LNM__STRING;
|
|
|
453 item_lst2.items[0].bufaddr = lnm_buff;
|
|
|
454 item_lst2.items[0].retlenaddr = 0;
|
|
|
455
|
|
|
456 item_lst2.items[1].buflen = strlen (syslib);
|
|
|
457 item_lst2.items[1].item_code = LNM__STRING;
|
|
|
458 item_lst2.items[1].bufaddr = syslib;
|
|
|
459 item_lst2.items[1].retlenaddr = 0;
|
|
|
460 item_lst2.terminator = 0;
|
|
|
461
|
|
|
462 status = SYS$CRELNM
|
|
|
463 (0, /* attr */
|
|
|
464 &tabledsc, /* tabnam */
|
|
|
465 &linkdsc, /* lognam */
|
|
|
466 &acmode, /* acmode */
|
|
|
467 &item_lst2);
|
|
|
468
|
|
|
469 }
|
|
|
470
|
|
|
471 tabledsc.adr = "LNM$JOB";
|
|
|
472 tabledsc.len = strlen (tabledsc.adr);
|
|
|
473 tabledsc.mbz = 0;
|
|
|
474
|
|
|
475 linkdsc.adr = "GCC_LD_LINK";
|
|
|
476 linkdsc.len = strlen (linkdsc.adr);
|
|
|
477 linkdsc.mbz = 0;
|
|
|
478
|
|
|
479 item_lst1.items[0].buflen = LNM_C_NAMLENGTH;
|
|
|
480 item_lst1.items[0].item_code = LNM__STRING;
|
|
|
481 item_lst1.items[0].bufaddr = lnm_buff;
|
|
|
482 item_lst1.items[0].retlenaddr = &lnm_buff_len;
|
|
|
483 item_lst1.terminator = 0;
|
|
|
484
|
|
|
485 status = SYS$TRNLNM
|
|
|
486 (0, /* attr */
|
|
|
487 &tabledsc, /* tabnam */
|
|
|
488 &linkdsc, /* lognam */
|
|
|
489 0, /* acmode */
|
|
|
490 &item_lst1);
|
|
|
491
|
|
|
492 /* If GCC_LD_LINK is defined, redefine LINK to use the equivalence name
|
|
|
493 (sometimes the LINK program version is used by VMS to determine
|
|
|
494 compatibility). */
|
|
|
495
|
|
|
496 if ((status & 1) == 1)
|
|
|
497 {
|
|
|
498 unsigned char acmode = PSL_C_USER; /* Don't retain after image exit. */
|
|
|
499
|
|
|
500 /* Only visible to current and child processes. */
|
|
|
501 tabledsc.adr = "LNM$PROCESS";
|
|
|
502 tabledsc.len = strlen (tabledsc.adr);
|
|
|
503 tabledsc.mbz = 0;
|
|
|
504
|
|
|
505 linkdsc.adr = "LINK";
|
|
|
506 linkdsc.len = strlen (linkdsc.adr);
|
|
|
507 linkdsc.mbz = 0;
|
|
|
508
|
|
|
509 item_lst1.items[0].buflen = lnm_buff_len;
|
|
|
510 item_lst1.items[0].item_code = LNM__STRING;
|
|
|
511 item_lst1.items[0].bufaddr = lnm_buff;
|
|
|
512 item_lst1.items[0].retlenaddr = 0;
|
|
|
513 item_lst1.terminator = 0;
|
|
|
514
|
|
|
515 status = SYS$CRELNM
|
|
|
516 (0, /* attr */
|
|
|
517 &tabledsc, /* tabnam */
|
|
|
518 &linkdsc, /* lognam */
|
|
|
519 &acmode, /* acmode */
|
|
|
520 &item_lst1);
|
|
|
521 }
|
|
|
522 }
|
|
|
523 #else
|
|
|
524 static void
|
|
|
525 maybe_set_link_compat (void)
|
|
|
526 {
|
|
|
527 }
|
|
|
528 #endif
|
|
|
529
|
|
|
530 /* Set environment defined executable attributes. */
|
|
|
531
|
|
|
532 static int
|
|
|
533 set_exe (const char *arg)
|
|
|
534 {
|
|
|
535 char allargs [1024];
|
|
|
536 int res;
|
|
|
537
|
|
|
538 snprintf (allargs, sizeof (allargs),
|
|
|
539 "$@gnu:[bin]set_exe %s %s", exefullfilename, arg);
|
|
|
540 if (verbose)
|
|
|
541 printf ("%s\n", allargs);
|
|
|
542
|
|
|
543 res = system (allargs);
|
|
|
544 if (verbose > 1)
|
|
|
545 printf ("$!status = %d\n", res);
|
|
|
546
|
|
|
547 if ((res & 1) != 1)
|
|
|
548 {
|
|
|
549 fprintf (stderr, "ld error: popen set_exe\n");
|
|
|
550 return 1;
|
|
|
551 }
|
|
|
552 return 0;
|
|
|
553 }
|
|
|
554
|
|
|
555 /* The main program. Spawn the VMS linker after fixing up the Unix-like flags
|
|
|
556 and args to be what the VMS linker wants. */
|
|
|
557
|
|
|
558 int
|
|
|
559 main (int argc, char **argv)
|
|
|
560 {
|
|
|
561 /* File specification for vms-dwarf2.o. */
|
|
|
562 char *vmsdwarf2spec = 0;
|
|
|
563
|
|
|
564 /* File specification for vms-dwarf2eh.o. */
|
|
|
565 char *vmsdwarf2ehspec = 0;
|
|
|
566
|
|
|
567 int i;
|
|
|
568 char cwdev[128], *devptr;
|
|
|
569 int cwdevlen;
|
|
|
570 FILE *optfile;
|
|
|
571 char *cwd, *ptr;
|
|
|
572 char *optfilename;
|
|
|
573 int status = 0;
|
|
|
574
|
|
|
575 /* Some linker options can be set with logicals. */
|
|
|
576 if (getenv ("GNAT$LD_NOCALL_DEBUG"))
|
|
|
577 ld_nocall_debug = 1;
|
|
|
578 if (getenv ("GNAT$LD_MKTHREADS"))
|
|
|
579 ld_mkthreads = 1;
|
|
|
580 if (getenv ("GNAT$LD_UPCALLS"))
|
|
|
581 ld_upcalls = 1;
|
|
|
582 if (getenv ("GNAT$LD_SHARED_LIBS"))
|
|
|
583 staticp = 0;
|
|
|
584
|
|
|
585 /* Get current dir. */
|
|
|
586 #ifdef VMS
|
|
|
587 cwd = getcwd (0, 1024, 1);
|
|
|
588 #else
|
|
|
589 cwd = getcwd (0, 1024);
|
|
|
590 strcat (cwd, "/");
|
|
|
591 #endif
|
|
|
592
|
|
|
593 /* Extract device part of the path. */
|
|
|
594 devptr = strchr (cwd, ':');
|
|
|
595 if (devptr)
|
|
|
596 cwdevlen = (devptr - cwd) + 1;
|
|
|
597 else
|
|
|
598 cwdevlen = 0;
|
|
|
599 memcpy (cwdev, cwd, cwdevlen);
|
|
|
600 cwdev [cwdevlen] = '\0';
|
|
|
601
|
|
|
602 maybe_set_link_compat ();
|
|
|
603
|
|
|
604 /* Linker command starts with the command name. */
|
|
|
605 addarg ("$ link");
|
|
|
606
|
|
|
607 /* Pass to find args that have to be append first. */
|
|
|
608 preprocess_args (argc , argv);
|
|
|
609
|
|
|
610 /* Pass to find the rest of the args. */
|
|
|
611 process_args (argc , argv);
|
|
|
612
|
|
|
613 if (!verbose)
|
|
|
614 addarg ("/noinform");
|
|
|
615
|
|
|
616 /* Create a temp file to hold args, otherwise we can easily exceed the VMS
|
|
|
617 command line length limits. */
|
|
|
618 optfilename = (char *) xmalloc (strlen (exefilename) + 13);
|
|
|
619 strcpy (optfilename, exefilename);
|
|
|
620 ptr = strrchr (optfilename, '.');
|
|
|
621 if (ptr)
|
|
|
622 *ptr = 0;
|
|
|
623 strcat (optfilename, ".opt_tmpfile");
|
|
|
624 optfile = fopen (optfilename, "w");
|
|
|
625
|
|
|
626 /* Write out the IDENTIFICATION argument first so that it can be overridden
|
|
|
627 by an options file. */
|
|
|
628 for (i = 1; i < argc; i++)
|
|
|
629 {
|
|
|
630 int arg_len = strlen (argv[i]);
|
|
|
631
|
|
|
632 if (arg_len > 6 && strncasecmp (argv[i], "IDENT=", 6) == 0)
|
|
|
633 {
|
|
|
634 /* Comes from command line. If present will always appear before
|
|
|
635 --identification=... and will override. */
|
|
|
636 break;
|
|
|
637 }
|
|
|
638 else if (arg_len > 17
|
|
|
639 && strncasecmp (argv[i], "--identification=", 17) == 0)
|
|
|
640 {
|
|
|
641 /* Comes from pragma Ident (). */
|
|
|
642 fprintf (optfile, "case_sensitive=yes\n");
|
|
|
643 fprintf (optfile, "IDENTIFICATION=\"%-.15s\"\n", &argv[i][17]);
|
|
|
644 fprintf (optfile, "case_sensitive=NO\n");
|
|
|
645 }
|
|
|
646 }
|
|
|
647
|
|
|
648 for (i = 1; i < argc; i++)
|
|
|
649 {
|
|
|
650 int arg_len = strlen (argv[i]);
|
|
|
651
|
|
|
652 if (strcmp (argv[i], "-o") == 0)
|
|
|
653 {
|
|
|
654 /* Already handled. */
|
|
|
655 i++;
|
|
|
656 }
|
|
|
657 else if (arg_len > 2 && strncmp (argv[i], "-l", 2) == 0)
|
|
|
658 {
|
|
|
659 const char *libname;
|
|
|
660
|
|
|
661 libname = expand_lib (&argv[i][2]);
|
|
|
662 if (libname != NULL)
|
|
|
663 {
|
|
|
664 int len = strlen (libname);
|
|
|
665 const char *ext;
|
|
|
666
|
|
|
667 if (len > 4 && strcasecmp (&libname [len-4], ".exe") == 0)
|
|
|
668 ext = "/shareable";
|
|
|
669 else
|
|
|
670 ext = "/library";
|
|
|
671
|
|
|
672 if (libname[0] == '[')
|
|
|
673 fprintf (optfile, "%s%s%s\n", cwdev, libname, ext);
|
|
|
674 else
|
|
|
675 fprintf (optfile, "%s%s\n", libname, ext);
|
|
|
676 }
|
|
|
677 }
|
|
|
678 else if (strcmp (argv[i], "-v" ) == 0
|
|
|
679 || strncmp (argv[i], "-g", 2 ) == 0
|
|
|
680 || strcmp (argv[i], "-static" ) == 0
|
|
|
681 || strcmp (argv[i], "-map" ) == 0
|
|
|
682 || strcmp (argv[i], "-save-temps") == 0
|
|
|
683 || strcmp (argv[i], "--noinhibit-exec") == 0
|
|
|
684 || (arg_len > 2 && strncmp (argv[i], "-L", 2) == 0)
|
|
|
685 || (arg_len >= 6 && strncmp (argv[i], "-share", 6) == 0))
|
|
|
686 {
|
|
|
687 /* Already handled. */
|
|
|
688 }
|
|
|
689 else if (strncmp (argv[i], "--opt=", 6) == 0)
|
|
|
690 fprintf (optfile, "%s\n", argv[i] + 6);
|
|
|
691 else if (arg_len > 1 && argv[i][0] == '@')
|
|
|
692 {
|
|
|
693 /* Read response file (in fact a single line of filenames). */
|
|
|
694 FILE *atfile;
|
|
|
695 char *ptr, *ptr1;
|
|
|
696 struct stat statbuf;
|
|
|
697 char *buff;
|
|
|
698 int len;
|
|
|
699
|
|
|
700 if (stat (&argv[i][1], &statbuf))
|
|
|
701 {
|
|
|
702 fprintf (stderr, "Couldn't open linker response file: %s\n",
|
|
|
703 &argv[i][1]);
|
|
|
704 exit (EXIT_FAILURE);
|
|
|
705 }
|
|
|
706
|
|
|
707 /* Read the line. */
|
|
|
708 buff = (char *) xmalloc (statbuf.st_size + 1);
|
|
|
709 atfile = fopen (&argv[i][1], "r");
|
|
|
710 fgets (buff, statbuf.st_size + 1, atfile);
|
|
|
711 fclose (atfile);
|
|
|
712
|
|
|
713 /* Remove trailing \n. */
|
|
|
714 len = strlen (buff);
|
|
|
715 if (buff [len - 1] == '\n')
|
|
|
716 {
|
|
|
717 buff [len - 1] = 0;
|
|
|
718 len--;
|
|
|
719 }
|
|
|
720
|
|
|
721 /* Put the filenames to the opt file. */
|
|
|
722 ptr = buff;
|
|
|
723 do
|
|
|
724 {
|
|
|
725 ptr1 = strchr (ptr, ' ');
|
|
|
726 if (ptr1)
|
|
|
727 *ptr1 = 0;
|
|
|
728
|
|
|
729 /* Add device name if a path is present. */
|
|
|
730 ptr = to_host_file_spec (ptr);
|
|
|
731 if (ptr[0] == '[')
|
|
|
732 fprintf (optfile, "%s%s\n", cwdev, ptr);
|
|
|
733 else
|
|
|
734 fprintf (optfile, "%s\n", ptr);
|
|
|
735
|
|
|
736 ptr = ptr1 + 1;
|
|
|
737 }
|
|
|
738 while (ptr1);
|
|
|
739 }
|
|
|
740 else if ((argv[i][0] == '/') && (strchr (&argv[i][1], '/') == 0))
|
|
|
741 {
|
|
|
742 /* Unix style file specs and VMS style switches look alike,
|
|
|
743 so assume an arg consisting of one and only one slash,
|
|
|
744 and that being first, is really a switch. */
|
|
|
745 addarg (argv[i]);
|
|
|
746 }
|
|
|
747 else if (arg_len > 4
|
|
|
748 && strncasecmp (&argv[i][arg_len-4], ".opt", 4) == 0)
|
|
|
749 {
|
|
|
750 /* Read option file. */
|
|
|
751 FILE *optfile1;
|
|
|
752 char buff[256];
|
|
|
753
|
|
|
754 /* Disable __UNIX_FOPEN redefinition in case user supplied .opt
|
|
|
755 file is not stream oriented. */
|
|
|
756
|
|
|
757 optfile1 = (fopen) (argv[i], "r");
|
|
|
758 if (optfile1 == 0)
|
|
|
759 {
|
|
|
760 perror (argv[i]);
|
|
|
761 status = 1;
|
|
|
762 goto cleanup_and_exit;
|
|
|
763 }
|
|
|
764
|
|
|
765 while (fgets (buff, sizeof (buff), optfile1))
|
|
|
766 fputs (buff, optfile);
|
|
|
767
|
|
|
768 fclose (optfile1);
|
|
|
769 }
|
|
|
770 else if (arg_len > 7 && strncasecmp (argv[i], "GSMATCH", 7) == 0)
|
|
|
771 fprintf (optfile, "%s\n", argv[i]);
|
|
|
772 else if (arg_len > 6 && strncasecmp (argv[i], "IDENT=", 6) == 0)
|
|
|
773 {
|
|
|
774 /* Comes from command line and will override pragma. */
|
|
|
775 fprintf (optfile, "case_sensitive=yes\n");
|
|
|
776 fprintf (optfile, "IDENT=\"%15.15s\"\n", &argv[i][6]);
|
|
|
777 fprintf (optfile, "case_sensitive=NO\n");
|
|
|
778 }
|
|
|
779 else if (arg_len > 17
|
|
|
780 && strncasecmp (argv[i], "--identification=", 17) == 0)
|
|
|
781 {
|
|
|
782 /* Already handled. */
|
|
|
783 }
|
|
|
784 else
|
|
|
785 {
|
|
|
786 /* Assume filename arg. */
|
|
|
787 const char *file;
|
|
|
788 const char *addswitch = NULL;
|
|
|
789 char *buff;
|
|
|
790 int buff_len;
|
|
|
791 int is_cld = 0;
|
|
|
792
|
|
|
793 file = to_host_file_spec (argv[i]);
|
|
|
794 arg_len = strlen (file);
|
|
|
795
|
|
|
796 /* Handle shareable image libraries. */
|
|
|
797 if (arg_len > 4 && strcasecmp (&file[arg_len - 4], ".exe") == 0)
|
|
|
798 addswitch = "/shareable";
|
|
|
799 else if (arg_len > 4 && strcasecmp (&file[arg_len - 4], ".cld") == 0)
|
|
|
800 {
|
|
|
801 addswitch = "/shareable";
|
|
|
802 is_cld = 1;
|
|
|
803 }
|
|
|
804
|
|
|
805 /* Handle object libraries. */
|
|
|
806 else if (arg_len > 2 && strcasecmp (&file[arg_len - 2], ".a") == 0)
|
|
|
807 addswitch = "/lib";
|
|
|
808 else if (arg_len > 4 && strcasecmp (&file[arg_len - 4], ".olb") == 0)
|
|
|
809 addswitch = "/lib";
|
|
|
810
|
|
|
811 /* Absolutize file location. */
|
|
|
812 if (file[0] == '[')
|
|
|
813 {
|
|
|
814 buff = (char *) xmalloc (cwdevlen + arg_len + 1);
|
|
|
815 sprintf (buff, "%s%s", cwdev, file);
|
|
|
816 }
|
|
|
817 else if (strchr (file, ':'))
|
|
|
818 {
|
|
|
819 buff = xstrdup (file);
|
|
|
820 }
|
|
|
821 else
|
|
|
822 {
|
|
|
823 buff = (char *) xmalloc (strlen (cwd) + arg_len + 1);
|
|
|
824 sprintf (buff, "%s%s", cwd, file);
|
|
|
825 }
|
|
|
826
|
|
|
827 buff_len = strlen (buff);
|
|
|
828
|
|
|
829 if (buff_len >= 15
|
|
|
830 && strcasecmp (&buff[buff_len - 14], "vms-dwarf2eh.o") == 0)
|
|
|
831 {
|
|
|
832 /* Remind of it. */
|
|
|
833 vmsdwarf2ehspec = xstrdup (buff);
|
|
|
834 }
|
|
|
835 else if (buff_len >= 13
|
|
|
836 && strcasecmp (&buff[buff_len - 12], "vms-dwarf2.o") == 0)
|
|
|
837 {
|
|
|
838 /* Remind of it. */
|
|
|
839 vmsdwarf2spec = xstrdup (buff);
|
|
|
840 }
|
|
|
841 else if (is_cld)
|
|
|
842 {
|
|
|
843 /* Command line definition file. */
|
|
|
844 addarg (buff);
|
|
|
845 addarg (addswitch);
|
|
|
846 addarg (",");
|
|
|
847 }
|
|
|
848 else
|
|
|
849 {
|
|
|
850 fprintf (optfile, "%s%s\n",
|
|
|
851 buff, addswitch != NULL ? addswitch : "");
|
|
|
852 }
|
|
|
853 free (buff);
|
|
|
854 }
|
|
|
855 }
|
|
|
856
|
|
|
857 if (vmsdwarf2ehspec)
|
|
|
858 {
|
|
|
859 /* Sequentialize exception handling info. */
|
|
|
860
|
|
|
861 fprintf (optfile, "case_sensitive=yes\n");
|
|
|
862 fprintf (optfile, "cluster=DWARF2eh,,,%s\n", vmsdwarf2ehspec);
|
|
|
863 fprintf (optfile, "collect=DWARF2eh,eh_frame\n");
|
|
|
864 fprintf (optfile, "case_sensitive=NO\n");
|
|
|
865 }
|
|
|
866
|
|
|
867 if (debug && vmsdwarf2spec)
|
|
|
868 {
|
|
|
869 /* Sequentialize the debug info. */
|
|
|
870
|
|
|
871 fprintf (optfile, "case_sensitive=yes\n");
|
|
|
872 fprintf (optfile, "cluster=DWARF2debug,,,%s\n", vmsdwarf2spec);
|
|
|
873 fprintf (optfile, "collect=DWARF2debug,debug_abbrev,debug_aranges,-\n");
|
|
|
874 fprintf (optfile, " debug_frame,debug_info,debug_line,debug_loc,-\n");
|
|
|
875 fprintf (optfile, " debug_macinfo,debug_pubnames,debug_str,-\n");
|
|
|
876 fprintf (optfile, " debug_zzzzzz\n");
|
|
|
877 fprintf (optfile, "case_sensitive=NO\n");
|
|
|
878 }
|
|
|
879
|
|
|
880 if (debug && share && vmsdwarf2spec)
|
|
|
881 {
|
|
|
882 /* Sequentialize the shared library debug info. */
|
|
|
883
|
|
|
884 fprintf (optfile, "case_sensitive=yes\n");
|
|
|
885 fprintf (optfile, "symbol_vector=(-\n");
|
|
|
886 fprintf (optfile,
|
|
|
887 "%s$DWARF2.DEBUG_ABBREV/$dwarf2.debug_abbrev=DATA,-\n",
|
|
|
888 sharebasename);
|
|
|
889 fprintf (optfile,
|
|
|
890 "%s$DWARF2.DEBUG_ARANGES/$dwarf2.debug_aranges=DATA,-\n",
|
|
|
891 sharebasename);
|
|
|
892 fprintf (optfile, "%s$DWARF2.DEBUG_FRAME/$dwarf2.debug_frame=DATA,-\n",
|
|
|
893 sharebasename);
|
|
|
894 fprintf (optfile, "%s$DWARF2.DEBUG_INFO/$dwarf2.debug_info=DATA,-\n",
|
|
|
895 sharebasename);
|
|
|
896 fprintf (optfile, "%s$DWARF2.DEBUG_LINE/$dwarf2.debug_line=DATA,-\n",
|
|
|
897 sharebasename);
|
|
|
898 fprintf (optfile, "%s$DWARF2.DEBUG_LOC/$dwarf2.debug_loc=DATA,-\n",
|
|
|
899 sharebasename);
|
|
|
900 fprintf (optfile,
|
|
|
901 "%s$DWARF2.DEBUG_MACINFO/$dwarf2.debug_macinfo=DATA,-\n",
|
|
|
902 sharebasename);
|
|
|
903 fprintf (optfile,
|
|
|
904 "%s$DWARF2.DEBUG_PUBNAMES/$dwarf2.debug_pubnames=DATA,-\n",
|
|
|
905 sharebasename);
|
|
|
906 fprintf (optfile, "%s$DWARF2.DEBUG_STR/$dwarf2.debug_str=DATA,-\n",
|
|
|
907 sharebasename);
|
|
|
908 fprintf (optfile, "%s$DWARF2.DEBUG_ZZZZZZ/$dwarf2.debug_zzzzzz=DATA)\n",
|
|
|
909 sharebasename);
|
|
|
910 fprintf (optfile, "case_sensitive=NO\n");
|
|
|
911 }
|
|
|
912
|
|
|
913 fprintf (optfile, "PSECT_ATTR=LIB$INITIALIZE,GBL\n");
|
|
|
914 fclose (optfile);
|
|
|
915
|
|
|
916 /* Append opt file. */
|
|
|
917 addarg (" ");
|
|
|
918 addarg (optfilename);
|
|
|
919 addarg ("/opt");
|
|
|
920
|
|
|
921 if (verbose)
|
|
|
922 printf ("%s\n", link_cmd);
|
|
|
923
|
|
|
924 status = system (link_cmd);
|
|
|
925 if (verbose > 1)
|
|
|
926 printf ("$!status = %d\n", status);
|
|
|
927
|
|
|
928 if ((status & 1) != 1)
|
|
|
929 {
|
|
|
930 status = 1;
|
|
|
931 goto cleanup_and_exit;
|
|
|
932 }
|
|
|
933
|
|
|
934 if (debug && !share && ld_nocall_debug)
|
|
|
935 {
|
|
|
936 status = set_exe ("/flags=nocall_debug");
|
|
|
937 if (status != 0)
|
|
|
938 goto cleanup_and_exit;
|
|
|
939 }
|
|
|
940
|
|
|
941 if (!share && ld_mkthreads)
|
|
|
942 {
|
|
|
943 status = set_exe ("/flags=mkthreads");
|
|
|
944 if (status != 0)
|
|
|
945 goto cleanup_and_exit;
|
|
|
946 }
|
|
|
947
|
|
|
948 if (!share && ld_upcalls)
|
|
|
949 {
|
|
|
950 status = set_exe ("/flags=upcalls");
|
|
|
951 if (status != 0)
|
|
|
952 goto cleanup_and_exit;
|
|
|
953 }
|
|
|
954
|
|
|
955 status = 0;
|
|
|
956
|
|
|
957 cleanup_and_exit:
|
|
|
958 if (!save_temps)
|
|
|
959 remove (optfilename);
|
|
|
960
|
|
|
961 if (status == 0)
|
|
|
962 exit (EXIT_SUCCESS);
|
|
|
963
|
|
|
964 if (exefullfilename && inhibit_exec == 1)
|
|
|
965 remove (exefullfilename);
|
|
|
966
|
|
|
967 exit (EXIT_FAILURE);
|
|
|
968 }
|
