Mercurial > hg > index.cgi
annotate lwlink/lwlink.c @ 179:606123758641
Added --sysroot support to lwlink and the ld wrapper script
author | lost@l-w.ca |
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date | Thu, 15 Sep 2011 17:08:16 -0600 |
parents | 127e5b1e01c0 |
children | c6a38fd8bd33 |
rev | line source |
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1 /* |
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2 lwlink.c |
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3 Copyright © 2009 William Astle |
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4 |
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5 This file is part of LWLINK. |
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6 |
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7 LWLINK is free software: you can redistribute it and/or modify it under the |
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8 terms of the GNU General Public License as published by the Free Software |
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9 Foundation, either version 3 of the License, or (at your option) any later |
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10 version. |
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11 |
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12 This program is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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15 more details. |
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16 |
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17 You should have received a copy of the GNU General Public License along with |
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18 this program. If not, see <http://www.gnu.org/licenses/>. |
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19 |
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20 |
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21 |
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22 */ |
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23 |
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24 #define __lwlink_c_seen__ |
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25 |
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26 #include <errno.h> |
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27 #include <stdio.h> |
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28 #include <stdlib.h> |
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29 #include <string.h> |
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30 |
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31 #include <lw_alloc.h> |
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32 #include <lw_string.h> |
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33 |
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34 #include "lwlink.h" |
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35 |
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36 int debug_level = 0; |
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37 int outformat = OUTPUT_DECB; |
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38 char *outfile = NULL; |
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39 char *scriptfile = NULL; |
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40 int symerr = 0; |
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41 char *map_file = NULL; |
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42 |
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43 fileinfo_t **inputfiles = NULL; |
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44 int ninputfiles = 0; |
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45 |
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46 int nlibdirs = 0; |
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47 char **libdirs = NULL; |
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48 |
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49 int nscriptls = 0; |
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50 char **scriptls = NULL; |
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51 |
179
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52 char *sysroot = "/"; |
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53 |
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54 void add_input_file(char *fn) |
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55 { |
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56 inputfiles = lw_realloc(inputfiles, sizeof(fileinfo_t *) * (ninputfiles + 1)); |
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57 inputfiles[ninputfiles] = lw_alloc(sizeof(fileinfo_t)); |
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58 memset(inputfiles[ninputfiles], 0, sizeof(fileinfo_t)); |
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59 inputfiles[ninputfiles] -> forced = 1; |
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60 inputfiles[ninputfiles++] -> filename = lw_strdup(fn); |
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61 } |
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62 |
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63 void add_input_library(char *libname) |
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64 { |
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65 inputfiles = lw_realloc(inputfiles, sizeof(fileinfo_t *) * (ninputfiles + 1)); |
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66 inputfiles[ninputfiles] = lw_alloc(sizeof(fileinfo_t)); |
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67 memset(inputfiles[ninputfiles], 0, sizeof(fileinfo_t)); |
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68 inputfiles[ninputfiles] -> islib = 1; |
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69 inputfiles[ninputfiles] -> forced = 0; |
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70 inputfiles[ninputfiles++] -> filename = lw_strdup(libname); |
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71 } |
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72 |
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73 void add_library_search(char *libdir) |
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74 { |
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75 libdirs = lw_realloc(libdirs, sizeof(char*) * (nlibdirs + 1)); |
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76 libdirs[nlibdirs] = lw_strdup(libdir); |
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77 nlibdirs++; |
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78 } |
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79 |
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80 void add_section_base(char *sectspec) |
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81 { |
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82 char *base; |
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83 int baseaddr; |
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84 char *t; |
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85 int l; |
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86 |
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87 base = strchr(sectspec, '='); |
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88 if (!base) |
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89 { |
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90 l = strlen(sectspec); |
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91 baseaddr = 0; |
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92 } |
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93 else |
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94 { |
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95 baseaddr = strtol(base + 1, NULL, 16); |
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96 l = base - sectspec; |
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97 *base = '\0'; |
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98 } |
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99 baseaddr = baseaddr & 0xffff; |
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100 |
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101 t = lw_alloc(l + 25); |
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102 sprintf(t, "section %s load %04X", sectspec, baseaddr); |
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103 if (base) |
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104 *base = '='; |
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105 |
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106 scriptls = lw_realloc(scriptls, sizeof(char *) * (nscriptls + 1)); |
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107 scriptls[nscriptls++] = t; |
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108 } |
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109 |
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110 char *sanitize_symbol(char *symbol) |
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111 { |
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112 static char symbuf[2048]; |
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113 char *sym = symbol; |
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114 char *tp = symbuf; |
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115 |
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116 for (; *sym; sym++) |
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117 { |
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118 int c1 = *sym; |
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119 if (c1 == '\\') |
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120 { |
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121 *tp++ = '\\'; |
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122 *tp++ = '\\'; |
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123 continue; |
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124 } |
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125 if (c1 < 32 || c1 > 126) |
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126 { |
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127 int c; |
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128 *tp++ = '\\'; |
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129 c = c1 >> 4; |
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130 c += 48; |
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131 if (c > 57) |
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132 c += 7; |
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133 *tp++ = c; |
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134 c = c1 & 15; |
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135 c += 48; |
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136 if (c > 57) |
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137 c += 7; |
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138 *tp++ = c; |
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139 continue; |
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140 } |
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141 *tp++ = c1; |
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142 } |
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143 *tp = 0; |
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144 return symbuf; |
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145 } |