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5219 | serge | 1 | /* ar.c - Archive modify and extract. |
2 | Copyright 1991-2013 Free Software Foundation, Inc. |
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3 | |||
4 | This file is part of GNU Binutils. |
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5 | |||
6 | This program is free software; you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation; either version 3 of the License, or |
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9 | (at your option) any later version. |
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10 | |||
11 | This program is distributed in the hope that it will be useful, |
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12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | GNU General Public License for more details. |
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15 | |||
16 | You should have received a copy of the GNU General Public License |
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17 | along with this program; if not, write to the Free Software |
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18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
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19 | MA 02110-1301, USA. */ |
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20 | |||
21 | /* |
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22 | Bugs: GNU ar used to check file against filesystem in quick_update and |
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23 | replace operations (would check mtime). Doesn't warn when name truncated. |
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24 | No way to specify pos_end. Error messages should be more consistent. */ |
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25 | |||
26 | #include "sysdep.h" |
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27 | #include "bfd.h" |
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28 | #include "libiberty.h" |
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29 | #include "progress.h" |
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30 | #include "getopt.h" |
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31 | #include "aout/ar.h" |
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32 | #include "libbfd.h" |
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33 | #include "bucomm.h" |
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34 | #include "arsup.h" |
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35 | #include "filenames.h" |
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36 | #include "binemul.h" |
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37 | #include "plugin.h" |
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38 | |||
39 | #ifdef __GO32___ |
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40 | #define EXT_NAME_LEN 3 /* Bufflen of addition to name if it's MS-DOS. */ |
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41 | #else |
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42 | #define EXT_NAME_LEN 6 /* Ditto for *NIX. */ |
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43 | #endif |
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44 | |||
45 | /* Static declarations. */ |
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46 | |||
47 | static void mri_emul (void); |
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48 | static const char *normalize (const char *, bfd *); |
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49 | static void remove_output (void); |
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50 | static void map_over_members (bfd *, void (*)(bfd *), char **, int); |
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51 | static void print_contents (bfd * member); |
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52 | static void delete_members (bfd *, char **files_to_delete); |
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53 | |||
54 | static void move_members (bfd *, char **files_to_move); |
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55 | static void replace_members |
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56 | (bfd *, char **files_to_replace, bfd_boolean quick); |
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57 | static void print_descr (bfd * abfd); |
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58 | static void write_archive (bfd *); |
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59 | static int ranlib_only (const char *archname); |
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60 | static int ranlib_touch (const char *archname); |
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61 | static void usage (int); |
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62 | |||
63 | /** Globals and flags. */ |
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64 | |||
65 | static int mri_mode; |
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66 | |||
67 | /* This flag distinguishes between ar and ranlib: |
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68 | 1 means this is 'ranlib'; 0 means this is 'ar'. |
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69 | -1 means if we should use argv[0] to decide. */ |
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70 | extern int is_ranlib; |
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71 | |||
72 | /* Nonzero means don't warn about creating the archive file if necessary. */ |
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73 | int silent_create = 0; |
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74 | |||
75 | /* Nonzero means describe each action performed. */ |
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76 | int verbose = 0; |
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77 | |||
78 | /* Nonzero means preserve dates of members when extracting them. */ |
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79 | int preserve_dates = 0; |
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80 | |||
81 | /* Nonzero means don't replace existing members whose dates are more recent |
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82 | than the corresponding files. */ |
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83 | int newer_only = 0; |
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84 | |||
85 | /* Controls the writing of an archive symbol table (in BSD: a __.SYMDEF |
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86 | member). -1 means we've been explicitly asked to not write a symbol table; |
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87 | +1 means we've been explicitly asked to write it; |
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88 | |||
89 | Traditionally, the default in BSD has been to not write the table. |
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90 | However, for POSIX.2 compliance the default is now to write a symbol table |
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91 | if any of the members are object files. */ |
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92 | int write_armap = 0; |
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93 | |||
94 | /* Operate in deterministic mode: write zero for timestamps, uids, |
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95 | and gids for archive members and the archive symbol table, and write |
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96 | consistent file modes. */ |
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97 | int deterministic = -1; /* Determinism indeterminate. */ |
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98 | |||
99 | /* Nonzero means it's the name of an existing member; position new or moved |
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100 | files with respect to this one. */ |
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101 | char *posname = NULL; |
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102 | |||
103 | /* Sez how to use `posname': pos_before means position before that member. |
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104 | pos_after means position after that member. pos_end means always at end. |
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105 | pos_default means default appropriately. For the latter two, `posname' |
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106 | should also be zero. */ |
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107 | enum pos |
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108 | { |
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109 | pos_default, pos_before, pos_after, pos_end |
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110 | } postype = pos_default; |
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111 | |||
112 | enum operations |
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113 | { |
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114 | none = 0, del, replace, print_table, |
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115 | print_files, extract, move, quick_append |
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116 | } operation = none; |
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117 | |||
118 | static bfd ** |
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119 | get_pos_bfd (bfd **, enum pos, const char *); |
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120 | |||
121 | /* For extract/delete only. If COUNTED_NAME_MODE is TRUE, we only |
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122 | extract the COUNTED_NAME_COUNTER instance of that name. */ |
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123 | static bfd_boolean counted_name_mode = 0; |
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124 | static int counted_name_counter = 0; |
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125 | |||
126 | /* Whether to truncate names of files stored in the archive. */ |
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127 | static bfd_boolean ar_truncate = FALSE; |
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128 | |||
129 | /* Whether to use a full file name match when searching an archive. |
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130 | This is convenient for archives created by the Microsoft lib |
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131 | program. */ |
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132 | static bfd_boolean full_pathname = FALSE; |
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133 | |||
134 | /* Whether to create a "thin" archive (symbol index only -- no files). */ |
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135 | static bfd_boolean make_thin_archive = FALSE; |
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136 | |||
137 | static int show_version = 0; |
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138 | |||
139 | static int show_help = 0; |
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140 | |||
141 | static const char *plugin_target = NULL; |
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142 | |||
143 | static const char *target = NULL; |
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144 | |||
145 | #define OPTION_PLUGIN 201 |
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146 | #define OPTION_TARGET 202 |
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147 | |||
148 | static struct option long_options[] = |
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149 | { |
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150 | {"help", no_argument, &show_help, 1}, |
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151 | {"plugin", required_argument, NULL, OPTION_PLUGIN}, |
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152 | {"target", required_argument, NULL, OPTION_TARGET}, |
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153 | {"version", no_argument, &show_version, 1}, |
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154 | {NULL, no_argument, NULL, 0} |
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155 | }; |
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156 | |||
157 | int interactive = 0; |
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158 | |||
159 | static void |
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160 | mri_emul (void) |
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161 | { |
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162 | interactive = isatty (fileno (stdin)); |
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163 | yyparse (); |
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164 | } |
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165 | |||
166 | /* If COUNT is 0, then FUNCTION is called once on each entry. If nonzero, |
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167 | COUNT is the length of the FILES chain; FUNCTION is called on each entry |
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168 | whose name matches one in FILES. */ |
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169 | |||
170 | static void |
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171 | map_over_members (bfd *arch, void (*function)(bfd *), char **files, int count) |
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172 | { |
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173 | bfd *head; |
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174 | int match_count; |
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175 | |||
176 | if (count == 0) |
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177 | { |
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178 | for (head = arch->archive_next; head; head = head->archive_next) |
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179 | { |
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180 | PROGRESS (1); |
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181 | function (head); |
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182 | } |
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183 | return; |
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184 | } |
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185 | |||
186 | /* This may appear to be a baroque way of accomplishing what we want. |
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187 | However we have to iterate over the filenames in order to notice where |
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188 | a filename is requested but does not exist in the archive. Ditto |
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189 | mapping over each file each time -- we want to hack multiple |
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190 | references. */ |
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191 | |||
192 | for (head = arch->archive_next; head; head = head->archive_next) |
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193 | head->archive_pass = 0; |
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194 | |||
195 | for (; count > 0; files++, count--) |
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196 | { |
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197 | bfd_boolean found = FALSE; |
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198 | |||
199 | match_count = 0; |
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200 | for (head = arch->archive_next; head; head = head->archive_next) |
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201 | { |
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202 | const char * filename; |
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203 | |||
204 | PROGRESS (1); |
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205 | /* PR binutils/15796: Once an archive element has been matched |
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206 | do not match it again. If the user provides multiple same-named |
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207 | parameters on the command line their intent is to match multiple |
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208 | same-named entries in the archive, not the same entry multiple |
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209 | times. */ |
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210 | if (head->archive_pass) |
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211 | continue; |
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212 | |||
213 | filename = head->filename; |
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214 | if (filename == NULL) |
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215 | { |
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216 | /* Some archive formats don't get the filenames filled in |
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217 | until the elements are opened. */ |
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218 | struct stat buf; |
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219 | bfd_stat_arch_elt (head, &buf); |
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220 | } |
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221 | else if (bfd_is_thin_archive (arch)) |
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222 | { |
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223 | /* Thin archives store full pathnames. Need to normalize. */ |
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224 | filename = normalize (filename, arch); |
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225 | } |
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226 | |||
227 | if (filename != NULL |
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228 | && !FILENAME_CMP (normalize (*files, arch), filename)) |
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229 | { |
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230 | ++match_count; |
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231 | if (counted_name_mode |
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232 | && match_count != counted_name_counter) |
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233 | { |
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234 | /* Counting, and didn't match on count; go on to the |
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235 | next one. */ |
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236 | continue; |
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237 | } |
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238 | |||
239 | found = TRUE; |
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240 | function (head); |
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241 | head->archive_pass = 1; |
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242 | /* PR binutils/15796: Once a file has been matched, do not |
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243 | match any more same-named files in the archive. If the |
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244 | user does want to match multiple same-name files in an |
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245 | archive they should provide multiple same-name parameters |
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246 | to the ar command. */ |
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247 | break; |
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248 | } |
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249 | } |
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250 | |||
251 | if (!found) |
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252 | /* xgettext:c-format */ |
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253 | fprintf (stderr, _("no entry %s in archive\n"), *files); |
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254 | } |
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255 | } |
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256 | |||
257 | bfd_boolean operation_alters_arch = FALSE; |
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258 | |||
259 | static void |
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260 | usage (int help) |
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261 | { |
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262 | FILE *s; |
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263 | |||
264 | #if BFD_SUPPORTS_PLUGINS |
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265 | /* xgettext:c-format */ |
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266 | const char *command_line |
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267 | = _("Usage: %s [emulation options] [-]{dmpqrstx}[abcDfilMNoPsSTuvV]" |
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268 | " [--plugin |
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269 | |||
270 | #else |
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271 | /* xgettext:c-format */ |
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272 | const char *command_line |
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273 | = _("Usage: %s [emulation options] [-]{dmpqrstx}[abcDfilMNoPsSTuvV]" |
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274 | " [member-name] [count] archive-file file...\n"); |
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275 | #endif |
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276 | s = help ? stdout : stderr; |
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277 | |||
278 | fprintf (s, command_line, program_name); |
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279 | |||
280 | /* xgettext:c-format */ |
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281 | fprintf (s, _(" %s -M [ |
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282 | fprintf (s, _(" commands:\n")); |
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283 | fprintf (s, _(" d - delete file(s) from the archive\n")); |
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284 | fprintf (s, _(" m[ab] - move file(s) in the archive\n")); |
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285 | fprintf (s, _(" p - print file(s) found in the archive\n")); |
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286 | fprintf (s, _(" q[f] - quick append file(s) to the archive\n")); |
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287 | fprintf (s, _(" r[ab][f][u] - replace existing or insert new file(s) into the archive\n")); |
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288 | fprintf (s, _(" s - act as ranlib\n")); |
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289 | fprintf (s, _(" t - display contents of archive\n")); |
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290 | fprintf (s, _(" x[o] - extract file(s) from the archive\n")); |
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291 | fprintf (s, _(" command specific modifiers:\n")); |
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292 | fprintf (s, _(" [a] - put file(s) after [member-name]\n")); |
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293 | fprintf (s, _(" [b] - put file(s) before [member-name] (same as [i])\n")); |
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294 | if (DEFAULT_AR_DETERMINISTIC) |
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295 | { |
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296 | fprintf (s, _("\ |
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297 | [D] - use zero for timestamps and uids/gids (default)\n")); |
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298 | fprintf (s, _("\ |
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299 | [U] - use actual timestamps and uids/gids\n")); |
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300 | } |
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301 | else |
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302 | { |
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303 | fprintf (s, _("\ |
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304 | [D] - use zero for timestamps and uids/gids\n")); |
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305 | fprintf (s, _("\ |
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306 | [U] - use actual timestamps and uids/gids (default)\n")); |
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307 | } |
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308 | fprintf (s, _(" [N] - use instance [count] of name\n")); |
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309 | fprintf (s, _(" [f] - truncate inserted file names\n")); |
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310 | fprintf (s, _(" [P] - use full path names when matching\n")); |
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311 | fprintf (s, _(" [o] - preserve original dates\n")); |
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312 | fprintf (s, _(" [u] - only replace files that are newer than current archive contents\n")); |
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313 | fprintf (s, _(" generic modifiers:\n")); |
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314 | fprintf (s, _(" [c] - do not warn if the library had to be created\n")); |
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315 | fprintf (s, _(" [s] - create an archive index (cf. ranlib)\n")); |
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316 | fprintf (s, _(" [S] - do not build a symbol table\n")); |
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317 | fprintf (s, _(" [T] - make a thin archive\n")); |
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318 | fprintf (s, _(" [v] - be verbose\n")); |
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319 | fprintf (s, _(" [V] - display the version number\n")); |
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320 | fprintf (s, _(" @ |
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321 | fprintf (s, _(" --target=BFDNAME - specify the target object format as BFDNAME\n")); |
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322 | #if BFD_SUPPORTS_PLUGINS |
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323 | fprintf (s, _(" optional:\n")); |
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324 | fprintf (s, _(" --plugin |
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325 | #endif |
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326 | |||
327 | ar_emul_usage (s); |
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328 | |||
329 | list_supported_targets (program_name, s); |
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330 | |||
331 | if (REPORT_BUGS_TO[0] && help) |
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332 | fprintf (s, _("Report bugs to %s\n"), REPORT_BUGS_TO); |
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333 | |||
334 | xexit (help ? 0 : 1); |
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335 | } |
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336 | |||
337 | static void |
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338 | ranlib_usage (int help) |
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339 | { |
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340 | FILE *s; |
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341 | |||
342 | s = help ? stdout : stderr; |
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343 | |||
344 | /* xgettext:c-format */ |
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345 | fprintf (s, _("Usage: %s [options] archive\n"), program_name); |
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346 | fprintf (s, _(" Generate an index to speed access to archives\n")); |
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347 | fprintf (s, _(" The options are:\n\ |
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348 | @ |
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349 | #if BFD_SUPPORTS_PLUGINS |
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350 | fprintf (s, _("\ |
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351 | --plugin |
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352 | #endif |
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353 | if (DEFAULT_AR_DETERMINISTIC) |
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354 | fprintf (s, _("\ |
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355 | -D Use zero for symbol map timestamp (default)\n\ |
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356 | -U Use an actual symbol map timestamp\n")); |
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357 | else |
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358 | fprintf (s, _("\ |
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359 | -D Use zero for symbol map timestamp\n\ |
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360 | -U Use actual symbol map timestamp (default)\n")); |
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361 | fprintf (s, _("\ |
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362 | -t Update the archive's symbol map timestamp\n\ |
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363 | -h --help Print this help message\n\ |
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364 | -v --version Print version information\n")); |
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365 | |||
366 | list_supported_targets (program_name, s); |
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367 | |||
368 | if (REPORT_BUGS_TO[0] && help) |
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369 | fprintf (s, _("Report bugs to %s\n"), REPORT_BUGS_TO); |
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370 | |||
371 | xexit (help ? 0 : 1); |
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372 | } |
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373 | |||
374 | /* Normalize a file name specified on the command line into a file |
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375 | name which we will use in an archive. */ |
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376 | |||
377 | static const char * |
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378 | normalize (const char *file, bfd *abfd) |
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379 | { |
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380 | const char *filename; |
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381 | |||
382 | if (full_pathname) |
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383 | return file; |
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384 | |||
385 | filename = lbasename (file); |
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386 | |||
387 | if (ar_truncate |
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388 | && abfd != NULL |
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389 | && strlen (filename) > abfd->xvec->ar_max_namelen) |
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390 | { |
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391 | char *s; |
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392 | |||
393 | /* Space leak. */ |
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394 | s = (char *) xmalloc (abfd->xvec->ar_max_namelen + 1); |
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395 | memcpy (s, filename, abfd->xvec->ar_max_namelen); |
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396 | s[abfd->xvec->ar_max_namelen] = '\0'; |
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397 | filename = s; |
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398 | } |
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399 | |||
400 | return filename; |
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401 | } |
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402 | |||
403 | /* Remove any output file. This is only called via xatexit. */ |
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404 | |||
405 | static const char *output_filename = NULL; |
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406 | static FILE *output_file = NULL; |
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407 | static bfd *output_bfd = NULL; |
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408 | |||
409 | static void |
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410 | remove_output (void) |
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411 | { |
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412 | if (output_filename != NULL) |
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413 | { |
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414 | if (output_bfd != NULL) |
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415 | bfd_cache_close (output_bfd); |
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416 | if (output_file != NULL) |
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417 | fclose (output_file); |
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418 | unlink_if_ordinary (output_filename); |
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419 | } |
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420 | } |
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421 | |||
422 | static char ** |
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423 | decode_options (int argc, char **argv) |
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424 | { |
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425 | int c; |
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426 | |||
427 | /* Convert old-style tar call by exploding option element and rearranging |
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428 | options accordingly. */ |
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429 | |||
430 | if (argc > 1 && argv[1][0] != '-') |
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431 | { |
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432 | int new_argc; /* argc value for rearranged arguments */ |
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433 | char **new_argv; /* argv value for rearranged arguments */ |
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434 | char *const *in; /* cursor into original argv */ |
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435 | char **out; /* cursor into rearranged argv */ |
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436 | const char *letter; /* cursor into old option letters */ |
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437 | char buffer[3]; /* constructed option buffer */ |
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438 | |||
439 | /* Initialize a constructed option. */ |
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440 | |||
441 | buffer[0] = '-'; |
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442 | buffer[2] = '\0'; |
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443 | |||
444 | /* Allocate a new argument array, and copy program name in it. */ |
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445 | |||
446 | new_argc = argc - 1 + strlen (argv[1]); |
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447 | new_argv = xmalloc ((new_argc + 1) * sizeof (*argv)); |
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448 | in = argv; |
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449 | out = new_argv; |
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450 | *out++ = *in++; |
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451 | |||
452 | /* Copy each old letter option as a separate option. */ |
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453 | |||
454 | for (letter = *in++; *letter; letter++) |
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455 | { |
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456 | buffer[1] = *letter; |
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457 | *out++ = xstrdup (buffer); |
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458 | } |
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459 | |||
460 | /* Copy all remaining options. */ |
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461 | |||
462 | while (in < argv + argc) |
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463 | *out++ = *in++; |
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464 | *out = NULL; |
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465 | |||
466 | /* Replace the old option list by the new one. */ |
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467 | |||
468 | argc = new_argc; |
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469 | argv = new_argv; |
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470 | } |
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471 | |||
472 | while ((c = getopt_long (argc, argv, "hdmpqrtxlcoVsSuvabiMNfPTDU", |
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473 | long_options, NULL)) != EOF) |
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474 | { |
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475 | switch (c) |
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476 | { |
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477 | case 'd': |
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478 | case 'm': |
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479 | case 'p': |
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480 | case 'q': |
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481 | case 'r': |
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482 | case 't': |
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483 | case 'x': |
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484 | if (operation != none) |
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485 | fatal (_("two different operation options specified")); |
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486 | break; |
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487 | } |
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488 | |||
489 | switch (c) |
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490 | { |
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491 | case 'h': |
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492 | show_help = 1; |
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493 | break; |
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494 | case 'd': |
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495 | operation = del; |
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496 | operation_alters_arch = TRUE; |
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497 | break; |
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498 | case 'm': |
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499 | operation = move; |
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500 | operation_alters_arch = TRUE; |
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501 | break; |
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502 | case 'p': |
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503 | operation = print_files; |
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504 | break; |
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505 | case 'q': |
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506 | operation = quick_append; |
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507 | operation_alters_arch = TRUE; |
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508 | break; |
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509 | case 'r': |
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510 | operation = replace; |
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511 | operation_alters_arch = TRUE; |
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512 | break; |
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513 | case 't': |
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514 | operation = print_table; |
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515 | break; |
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516 | case 'x': |
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517 | operation = extract; |
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518 | break; |
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519 | case 'l': |
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520 | break; |
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521 | case 'c': |
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522 | silent_create = 1; |
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523 | break; |
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524 | case 'o': |
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525 | preserve_dates = 1; |
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526 | break; |
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527 | case 'V': |
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528 | show_version = TRUE; |
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529 | break; |
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530 | case 's': |
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531 | write_armap = 1; |
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532 | break; |
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533 | case 'S': |
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534 | write_armap = -1; |
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535 | break; |
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536 | case 'u': |
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537 | newer_only = 1; |
||
538 | break; |
||
539 | case 'v': |
||
540 | verbose = 1; |
||
541 | break; |
||
542 | case 'a': |
||
543 | postype = pos_after; |
||
544 | break; |
||
545 | case 'b': |
||
546 | postype = pos_before; |
||
547 | break; |
||
548 | case 'i': |
||
549 | postype = pos_before; |
||
550 | break; |
||
551 | case 'M': |
||
552 | mri_mode = 1; |
||
553 | break; |
||
554 | case 'N': |
||
555 | counted_name_mode = TRUE; |
||
556 | break; |
||
557 | case 'f': |
||
558 | ar_truncate = TRUE; |
||
559 | break; |
||
560 | case 'P': |
||
561 | full_pathname = TRUE; |
||
562 | break; |
||
563 | case 'T': |
||
564 | make_thin_archive = TRUE; |
||
565 | break; |
||
566 | case 'D': |
||
567 | deterministic = TRUE; |
||
568 | break; |
||
569 | case 'U': |
||
570 | deterministic = FALSE; |
||
571 | break; |
||
572 | case OPTION_PLUGIN: |
||
573 | #if BFD_SUPPORTS_PLUGINS |
||
574 | plugin_target = "plugin"; |
||
575 | bfd_plugin_set_plugin (optarg); |
||
576 | #else |
||
577 | fprintf (stderr, _("sorry - this program has been built without plugin support\n")); |
||
578 | xexit (1); |
||
579 | #endif |
||
580 | break; |
||
581 | case OPTION_TARGET: |
||
582 | target = optarg; |
||
583 | break; |
||
584 | case 0: /* A long option that just sets a flag. */ |
||
585 | break; |
||
586 | default: |
||
587 | usage (0); |
||
588 | } |
||
589 | } |
||
590 | |||
591 | return &argv[optind]; |
||
592 | } |
||
593 | |||
594 | /* If neither -D nor -U was specified explicitly, |
||
595 | then use the configured default. */ |
||
596 | static void |
||
597 | default_deterministic (void) |
||
598 | { |
||
599 | if (deterministic < 0) |
||
600 | deterministic = DEFAULT_AR_DETERMINISTIC; |
||
601 | } |
||
602 | |||
603 | static void |
||
604 | ranlib_main (int argc, char **argv) |
||
605 | { |
||
606 | int arg_index, status = 0; |
||
607 | bfd_boolean touch = FALSE; |
||
608 | int c; |
||
609 | |||
610 | while ((c = getopt_long (argc, argv, "DhHUvVt", long_options, NULL)) != EOF) |
||
611 | { |
||
612 | switch (c) |
||
613 | { |
||
614 | case 'D': |
||
615 | deterministic = TRUE; |
||
616 | break; |
||
617 | case 'U': |
||
618 | deterministic = FALSE; |
||
619 | break; |
||
620 | case 'h': |
||
621 | case 'H': |
||
622 | show_help = 1; |
||
623 | break; |
||
624 | case 't': |
||
625 | touch = TRUE; |
||
626 | break; |
||
627 | case 'v': |
||
628 | case 'V': |
||
629 | show_version = 1; |
||
630 | break; |
||
631 | |||
632 | /* PR binutils/13493: Support plugins. */ |
||
633 | case OPTION_PLUGIN: |
||
634 | #if BFD_SUPPORTS_PLUGINS |
||
635 | plugin_target = "plugin"; |
||
636 | bfd_plugin_set_plugin (optarg); |
||
637 | #else |
||
638 | fprintf (stderr, _("sorry - this program has been built without plugin support\n")); |
||
639 | xexit (1); |
||
640 | #endif |
||
641 | break; |
||
642 | } |
||
643 | } |
||
644 | |||
645 | if (argc < 2) |
||
646 | ranlib_usage (0); |
||
647 | |||
648 | if (show_help) |
||
649 | ranlib_usage (1); |
||
650 | |||
651 | if (show_version) |
||
652 | print_version ("ranlib"); |
||
653 | |||
654 | default_deterministic (); |
||
655 | |||
656 | arg_index = optind; |
||
657 | |||
658 | while (arg_index < argc) |
||
659 | { |
||
660 | if (! touch) |
||
661 | status |= ranlib_only (argv[arg_index]); |
||
662 | else |
||
663 | status |= ranlib_touch (argv[arg_index]); |
||
664 | ++arg_index; |
||
665 | } |
||
666 | |||
667 | xexit (status); |
||
668 | } |
||
669 | |||
670 | int main (int, char **); |
||
671 | |||
672 | int |
||
673 | main (int argc, char **argv) |
||
674 | { |
||
675 | int arg_index; |
||
676 | char **files; |
||
677 | int file_count; |
||
678 | char *inarch_filename; |
||
679 | int i; |
||
680 | |||
681 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) |
||
682 | setlocale (LC_MESSAGES, ""); |
||
683 | #endif |
||
684 | #if defined (HAVE_SETLOCALE) |
||
685 | setlocale (LC_CTYPE, ""); |
||
686 | #endif |
||
687 | bindtextdomain (PACKAGE, LOCALEDIR); |
||
688 | textdomain (PACKAGE); |
||
689 | |||
690 | program_name = argv[0]; |
||
691 | xmalloc_set_program_name (program_name); |
||
692 | #if BFD_SUPPORTS_PLUGINS |
||
693 | bfd_plugin_set_program_name (program_name); |
||
694 | #endif |
||
695 | |||
696 | expandargv (&argc, &argv); |
||
697 | |||
698 | if (is_ranlib < 0) |
||
699 | { |
||
700 | const char *temp = lbasename (program_name); |
||
701 | |||
702 | if (strlen (temp) >= 6 |
||
703 | && FILENAME_CMP (temp + strlen (temp) - 6, "ranlib") == 0) |
||
704 | is_ranlib = 1; |
||
705 | else |
||
706 | is_ranlib = 0; |
||
707 | } |
||
708 | |||
709 | START_PROGRESS (program_name, 0); |
||
710 | |||
711 | bfd_init (); |
||
712 | set_default_bfd_target (); |
||
713 | |||
714 | xatexit (remove_output); |
||
715 | |||
716 | for (i = 1; i < argc; i++) |
||
717 | if (! ar_emul_parse_arg (argv[i])) |
||
718 | break; |
||
719 | argv += (i - 1); |
||
720 | argc -= (i - 1); |
||
721 | |||
722 | if (is_ranlib) |
||
723 | ranlib_main (argc, argv); |
||
724 | |||
725 | if (argc < 2) |
||
726 | usage (0); |
||
727 | |||
728 | argv = decode_options (argc, argv); |
||
729 | |||
730 | if (show_help) |
||
731 | usage (1); |
||
732 | |||
733 | if (show_version) |
||
734 | print_version ("ar"); |
||
735 | |||
736 | arg_index = 0; |
||
737 | |||
738 | if (mri_mode) |
||
739 | { |
||
740 | mri_emul (); |
||
741 | } |
||
742 | else |
||
743 | { |
||
744 | bfd *arch; |
||
745 | |||
746 | /* We don't use do_quick_append any more. Too many systems |
||
747 | expect ar to always rebuild the symbol table even when q is |
||
748 | used. */ |
||
749 | |||
750 | /* We can't write an armap when using ar q, so just do ar r |
||
751 | instead. */ |
||
752 | if (operation == quick_append && write_armap) |
||
753 | operation = replace; |
||
754 | |||
755 | if ((operation == none || operation == print_table) |
||
756 | && write_armap == 1) |
||
757 | xexit (ranlib_only (argv[arg_index])); |
||
758 | |||
759 | if (operation == none) |
||
760 | fatal (_("no operation specified")); |
||
761 | |||
762 | if (newer_only && operation != replace) |
||
763 | fatal (_("`u' is only meaningful with the `r' option.")); |
||
764 | |||
765 | if (newer_only && deterministic > 0) |
||
766 | fatal (_("`u' is not meaningful with the `D' option.")); |
||
767 | |||
768 | if (newer_only && deterministic < 0 && DEFAULT_AR_DETERMINISTIC) |
||
769 | non_fatal (_("\ |
||
770 | `u' modifier ignored since `D' is the default (see `U')")); |
||
771 | |||
772 | default_deterministic (); |
||
773 | |||
774 | if (postype != pos_default) |
||
775 | posname = argv[arg_index++]; |
||
776 | |||
777 | if (counted_name_mode) |
||
778 | { |
||
779 | if (operation != extract && operation != del) |
||
780 | fatal (_("`N' is only meaningful with the `x' and `d' options.")); |
||
781 | counted_name_counter = atoi (argv[arg_index++]); |
||
782 | if (counted_name_counter <= 0) |
||
783 | fatal (_("Value for `N' must be positive.")); |
||
784 | } |
||
785 | |||
786 | inarch_filename = argv[arg_index++]; |
||
787 | |||
788 | for (file_count = 0; argv[arg_index + file_count] != NULL; file_count++) |
||
789 | continue; |
||
790 | |||
791 | files = (file_count > 0) ? argv + arg_index : NULL; |
||
792 | |||
793 | arch = open_inarch (inarch_filename, |
||
794 | files == NULL ? (char *) NULL : files[0]); |
||
795 | |||
796 | if (operation == extract && bfd_is_thin_archive (arch)) |
||
797 | fatal (_("`x' cannot be used on thin archives.")); |
||
798 | |||
799 | switch (operation) |
||
800 | { |
||
801 | case print_table: |
||
802 | map_over_members (arch, print_descr, files, file_count); |
||
803 | break; |
||
804 | |||
805 | case print_files: |
||
806 | map_over_members (arch, print_contents, files, file_count); |
||
807 | break; |
||
808 | |||
809 | case extract: |
||
810 | map_over_members (arch, extract_file, files, file_count); |
||
811 | break; |
||
812 | |||
813 | case del: |
||
814 | if (files != NULL) |
||
815 | delete_members (arch, files); |
||
816 | else |
||
817 | output_filename = NULL; |
||
818 | break; |
||
819 | |||
820 | case move: |
||
821 | /* PR 12558: Creating and moving at the same time does |
||
822 | not make sense. Just create the archive instead. */ |
||
823 | if (! silent_create) |
||
824 | { |
||
825 | if (files != NULL) |
||
826 | move_members (arch, files); |
||
827 | else |
||
828 | output_filename = NULL; |
||
829 | break; |
||
830 | } |
||
831 | /* Fall through. */ |
||
832 | |||
833 | case replace: |
||
834 | case quick_append: |
||
835 | if (files != NULL || write_armap > 0) |
||
836 | replace_members (arch, files, operation == quick_append); |
||
837 | else |
||
838 | output_filename = NULL; |
||
839 | break; |
||
840 | |||
841 | /* Shouldn't happen! */ |
||
842 | default: |
||
843 | /* xgettext:c-format */ |
||
844 | fatal (_("internal error -- this option not implemented")); |
||
845 | } |
||
846 | } |
||
847 | |||
848 | END_PROGRESS (program_name); |
||
849 | |||
850 | xexit (0); |
||
851 | return 0; |
||
852 | } |
||
853 | |||
854 | bfd * |
||
855 | open_inarch (const char *archive_filename, const char *file) |
||
856 | { |
||
857 | bfd **last_one; |
||
858 | bfd *next_one; |
||
859 | struct stat sbuf; |
||
860 | bfd *arch; |
||
861 | char **matching; |
||
862 | |||
863 | bfd_set_error (bfd_error_no_error); |
||
864 | |||
865 | if (target == NULL) |
||
866 | target = plugin_target; |
||
867 | |||
868 | if (stat (archive_filename, &sbuf) != 0) |
||
869 | { |
||
870 | #if !defined(__GO32__) || defined(__DJGPP__) |
||
871 | |||
872 | /* FIXME: I don't understand why this fragment was ifndef'ed |
||
873 | away for __GO32__; perhaps it was in the days of DJGPP v1.x. |
||
874 | stat() works just fine in v2.x, so I think this should be |
||
875 | removed. For now, I enable it for DJGPP v2. -- EZ. */ |
||
876 | |||
877 | /* KLUDGE ALERT! Temporary fix until I figger why |
||
878 | stat() is wrong ... think it's buried in GO32's IDT - Jax */ |
||
879 | if (errno != ENOENT) |
||
880 | bfd_fatal (archive_filename); |
||
881 | #endif |
||
882 | |||
883 | if (!operation_alters_arch) |
||
884 | { |
||
885 | fprintf (stderr, "%s: ", program_name); |
||
886 | // perror (archive_filename); |
||
887 | maybequit (); |
||
888 | return NULL; |
||
889 | } |
||
890 | |||
891 | /* If the target isn't set, try to figure out the target to use |
||
892 | for the archive from the first object on the list. */ |
||
893 | if (target == NULL && file != NULL) |
||
894 | { |
||
895 | bfd *obj; |
||
896 | |||
897 | obj = bfd_openr (file, target); |
||
898 | if (obj != NULL) |
||
899 | { |
||
900 | if (bfd_check_format (obj, bfd_object)) |
||
901 | target = bfd_get_target (obj); |
||
902 | (void) bfd_close (obj); |
||
903 | } |
||
904 | } |
||
905 | |||
906 | /* Create an empty archive. */ |
||
907 | arch = bfd_openw (archive_filename, target); |
||
908 | if (arch == NULL |
||
909 | || ! bfd_set_format (arch, bfd_archive) |
||
910 | || ! bfd_close (arch)) |
||
911 | bfd_fatal (archive_filename); |
||
912 | else if (!silent_create) |
||
913 | non_fatal (_("creating %s"), archive_filename); |
||
914 | |||
915 | /* If we die creating a new archive, don't leave it around. */ |
||
916 | output_filename = archive_filename; |
||
917 | } |
||
918 | |||
919 | arch = bfd_openr (archive_filename, target); |
||
920 | if (arch == NULL) |
||
921 | { |
||
922 | bloser: |
||
923 | bfd_fatal (archive_filename); |
||
924 | } |
||
925 | |||
926 | if (! bfd_check_format_matches (arch, bfd_archive, &matching)) |
||
927 | { |
||
928 | bfd_nonfatal (archive_filename); |
||
929 | if (bfd_get_error () == bfd_error_file_ambiguously_recognized) |
||
930 | { |
||
931 | list_matching_formats (matching); |
||
932 | free (matching); |
||
933 | } |
||
934 | xexit (1); |
||
935 | } |
||
936 | |||
937 | if ((operation == replace || operation == quick_append) |
||
938 | && bfd_openr_next_archived_file (arch, NULL) != NULL) |
||
939 | { |
||
940 | /* PR 15140: Catch attempts to convert a normal |
||
941 | archive into a thin archive or vice versa. */ |
||
942 | if (make_thin_archive && ! bfd_is_thin_archive (arch)) |
||
943 | { |
||
944 | fatal (_("Cannot convert existing library %s to thin format"), |
||
945 | bfd_get_filename (arch)); |
||
946 | goto bloser; |
||
947 | } |
||
948 | else if (! make_thin_archive && bfd_is_thin_archive (arch)) |
||
949 | { |
||
950 | fatal (_("Cannot convert existing thin library %s to normal format"), |
||
951 | bfd_get_filename (arch)); |
||
952 | goto bloser; |
||
953 | } |
||
954 | } |
||
955 | |||
956 | last_one = &(arch->archive_next); |
||
957 | /* Read all the contents right away, regardless. */ |
||
958 | for (next_one = bfd_openr_next_archived_file (arch, NULL); |
||
959 | next_one; |
||
960 | next_one = bfd_openr_next_archived_file (arch, next_one)) |
||
961 | { |
||
962 | PROGRESS (1); |
||
963 | *last_one = next_one; |
||
964 | last_one = &next_one->archive_next; |
||
965 | } |
||
966 | *last_one = (bfd *) NULL; |
||
967 | if (bfd_get_error () != bfd_error_no_more_archived_files) |
||
968 | goto bloser; |
||
969 | return arch; |
||
970 | } |
||
971 | |||
972 | static void |
||
973 | print_contents (bfd *abfd) |
||
974 | { |
||
975 | bfd_size_type ncopied = 0; |
||
976 | bfd_size_type size; |
||
977 | char *cbuf = (char *) xmalloc (BUFSIZE); |
||
978 | struct stat buf; |
||
979 | |||
980 | if (bfd_stat_arch_elt (abfd, &buf) != 0) |
||
981 | /* xgettext:c-format */ |
||
982 | fatal (_("internal stat error on %s"), bfd_get_filename (abfd)); |
||
983 | |||
984 | if (verbose) |
||
985 | printf ("\n<%s>\n\n", bfd_get_filename (abfd)); |
||
986 | |||
987 | bfd_seek (abfd, (file_ptr) 0, SEEK_SET); |
||
988 | |||
989 | size = buf.st_size; |
||
990 | while (ncopied < size) |
||
991 | { |
||
992 | bfd_size_type nread; |
||
993 | bfd_size_type tocopy = size - ncopied; |
||
994 | |||
995 | if (tocopy > BUFSIZE) |
||
996 | tocopy = BUFSIZE; |
||
997 | |||
998 | nread = bfd_bread (cbuf, tocopy, abfd); |
||
999 | if (nread != tocopy) |
||
1000 | /* xgettext:c-format */ |
||
1001 | fatal (_("%s is not a valid archive"), |
||
1002 | bfd_get_filename (bfd_my_archive (abfd))); |
||
1003 | |||
1004 | /* fwrite in mingw32 may return int instead of bfd_size_type. Cast the |
||
1005 | return value to bfd_size_type to avoid comparison between signed and |
||
1006 | unsigned values. */ |
||
1007 | if ((bfd_size_type) fwrite (cbuf, 1, nread, stdout) != nread) |
||
1008 | fatal ("stdout: %s", strerror (errno)); |
||
1009 | ncopied += tocopy; |
||
1010 | } |
||
1011 | free (cbuf); |
||
1012 | } |
||
1013 | |||
1014 | /* Extract a member of the archive into its own file. |
||
1015 | |||
1016 | We defer opening the new file until after we have read a BUFSIZ chunk of the |
||
1017 | old one, since we know we have just read the archive header for the old |
||
1018 | one. Since most members are shorter than BUFSIZ, this means we will read |
||
1019 | the old header, read the old data, write a new inode for the new file, and |
||
1020 | write the new data, and be done. This 'optimization' is what comes from |
||
1021 | sitting next to a bare disk and hearing it every time it seeks. -- Gnu |
||
1022 | Gilmore */ |
||
1023 | |||
1024 | void |
||
1025 | extract_file (bfd *abfd) |
||
1026 | { |
||
1027 | FILE *ostream; |
||
1028 | char *cbuf = (char *) xmalloc (BUFSIZE); |
||
1029 | bfd_size_type nread, tocopy; |
||
1030 | bfd_size_type ncopied = 0; |
||
1031 | bfd_size_type size; |
||
1032 | struct stat buf; |
||
1033 | |||
1034 | if (bfd_stat_arch_elt (abfd, &buf) != 0) |
||
1035 | /* xgettext:c-format */ |
||
1036 | fatal (_("internal stat error on %s"), bfd_get_filename (abfd)); |
||
1037 | size = buf.st_size; |
||
1038 | |||
1039 | if (verbose) |
||
1040 | printf ("x - %s\n", bfd_get_filename (abfd)); |
||
1041 | |||
1042 | bfd_seek (abfd, (file_ptr) 0, SEEK_SET); |
||
1043 | |||
1044 | ostream = NULL; |
||
1045 | if (size == 0) |
||
1046 | { |
||
1047 | /* Seems like an abstraction violation, eh? Well it's OK! */ |
||
1048 | output_filename = bfd_get_filename (abfd); |
||
1049 | |||
1050 | ostream = fopen (bfd_get_filename (abfd), FOPEN_WB); |
||
1051 | if (ostream == NULL) |
||
1052 | { |
||
1053 | // perror (bfd_get_filename (abfd)); |
||
1054 | xexit (1); |
||
1055 | } |
||
1056 | |||
1057 | output_file = ostream; |
||
1058 | } |
||
1059 | else |
||
1060 | while (ncopied < size) |
||
1061 | { |
||
1062 | tocopy = size - ncopied; |
||
1063 | if (tocopy > BUFSIZE) |
||
1064 | tocopy = BUFSIZE; |
||
1065 | |||
1066 | nread = bfd_bread (cbuf, tocopy, abfd); |
||
1067 | if (nread != tocopy) |
||
1068 | /* xgettext:c-format */ |
||
1069 | fatal (_("%s is not a valid archive"), |
||
1070 | bfd_get_filename (bfd_my_archive (abfd))); |
||
1071 | |||
1072 | /* See comment above; this saves disk arm motion */ |
||
1073 | if (ostream == NULL) |
||
1074 | { |
||
1075 | /* Seems like an abstraction violation, eh? Well it's OK! */ |
||
1076 | output_filename = bfd_get_filename (abfd); |
||
1077 | |||
1078 | ostream = fopen (bfd_get_filename (abfd), FOPEN_WB); |
||
1079 | if (ostream == NULL) |
||
1080 | { |
||
1081 | // perror (bfd_get_filename (abfd)); |
||
1082 | xexit (1); |
||
1083 | } |
||
1084 | |||
1085 | output_file = ostream; |
||
1086 | } |
||
1087 | |||
1088 | /* fwrite in mingw32 may return int instead of bfd_size_type. Cast |
||
1089 | the return value to bfd_size_type to avoid comparison between |
||
1090 | signed and unsigned values. */ |
||
1091 | if ((bfd_size_type) fwrite (cbuf, 1, nread, ostream) != nread) |
||
1092 | fatal ("%s: %s", output_filename, strerror (errno)); |
||
1093 | ncopied += tocopy; |
||
1094 | } |
||
1095 | |||
1096 | if (ostream != NULL) |
||
1097 | fclose (ostream); |
||
1098 | |||
1099 | output_file = NULL; |
||
1100 | output_filename = NULL; |
||
1101 | |||
1102 | // chmod (bfd_get_filename (abfd), buf.st_mode); |
||
1103 | |||
1104 | if (preserve_dates) |
||
1105 | { |
||
1106 | /* Set access time to modification time. Only st_mtime is |
||
1107 | initialized by bfd_stat_arch_elt. */ |
||
1108 | buf.st_atime = buf.st_mtime; |
||
1109 | set_times (bfd_get_filename (abfd), &buf); |
||
1110 | } |
||
1111 | |||
1112 | free (cbuf); |
||
1113 | } |
||
1114 | |||
1115 | static void |
||
1116 | write_archive (bfd *iarch) |
||
1117 | { |
||
1118 | bfd *obfd; |
||
1119 | char *old_name, *new_name; |
||
1120 | bfd *contents_head = iarch->archive_next; |
||
1121 | |||
1122 | old_name = (char *) xmalloc (strlen (bfd_get_filename (iarch)) + 1); |
||
1123 | strcpy (old_name, bfd_get_filename (iarch)); |
||
1124 | new_name = make_tempname (old_name); |
||
1125 | |||
1126 | if (new_name == NULL) |
||
1127 | bfd_fatal (_("could not create temporary file whilst writing archive")); |
||
1128 | |||
1129 | output_filename = new_name; |
||
1130 | |||
1131 | obfd = bfd_openw (new_name, bfd_get_target (iarch)); |
||
1132 | |||
1133 | if (obfd == NULL) |
||
1134 | bfd_fatal (old_name); |
||
1135 | |||
1136 | output_bfd = obfd; |
||
1137 | |||
1138 | bfd_set_format (obfd, bfd_archive); |
||
1139 | |||
1140 | /* Request writing the archive symbol table unless we've |
||
1141 | been explicitly requested not to. */ |
||
1142 | obfd->has_armap = write_armap >= 0; |
||
1143 | |||
1144 | if (ar_truncate) |
||
1145 | { |
||
1146 | /* This should really use bfd_set_file_flags, but that rejects |
||
1147 | archives. */ |
||
1148 | obfd->flags |= BFD_TRADITIONAL_FORMAT; |
||
1149 | } |
||
1150 | |||
1151 | if (deterministic) |
||
1152 | obfd->flags |= BFD_DETERMINISTIC_OUTPUT; |
||
1153 | |||
1154 | if (make_thin_archive || bfd_is_thin_archive (iarch)) |
||
1155 | bfd_is_thin_archive (obfd) = 1; |
||
1156 | |||
1157 | if (!bfd_set_archive_head (obfd, contents_head)) |
||
1158 | bfd_fatal (old_name); |
||
1159 | |||
1160 | if (!bfd_close (obfd)) |
||
1161 | bfd_fatal (old_name); |
||
1162 | |||
1163 | output_bfd = NULL; |
||
1164 | output_filename = NULL; |
||
1165 | |||
1166 | /* We don't care if this fails; we might be creating the archive. */ |
||
1167 | bfd_close (iarch); |
||
1168 | |||
1169 | if (smart_rename (new_name, old_name, 0) != 0) |
||
1170 | xexit (1); |
||
1171 | free (old_name); |
||
1172 | } |
||
1173 | |||
1174 | /* Return a pointer to the pointer to the entry which should be rplacd'd |
||
1175 | into when altering. DEFAULT_POS should be how to interpret pos_default, |
||
1176 | and should be a pos value. */ |
||
1177 | |||
1178 | static bfd ** |
||
1179 | get_pos_bfd (bfd **contents, enum pos default_pos, const char *default_posname) |
||
1180 | { |
||
1181 | bfd **after_bfd = contents; |
||
1182 | enum pos realpos; |
||
1183 | const char *realposname; |
||
1184 | |||
1185 | if (postype == pos_default) |
||
1186 | { |
||
1187 | realpos = default_pos; |
||
1188 | realposname = default_posname; |
||
1189 | } |
||
1190 | else |
||
1191 | { |
||
1192 | realpos = postype; |
||
1193 | realposname = posname; |
||
1194 | } |
||
1195 | |||
1196 | if (realpos == pos_end) |
||
1197 | { |
||
1198 | while (*after_bfd) |
||
1199 | after_bfd = &((*after_bfd)->archive_next); |
||
1200 | } |
||
1201 | else |
||
1202 | { |
||
1203 | for (; *after_bfd; after_bfd = &(*after_bfd)->archive_next) |
||
1204 | if (FILENAME_CMP ((*after_bfd)->filename, realposname) == 0) |
||
1205 | { |
||
1206 | if (realpos == pos_after) |
||
1207 | after_bfd = &(*after_bfd)->archive_next; |
||
1208 | break; |
||
1209 | } |
||
1210 | } |
||
1211 | return after_bfd; |
||
1212 | } |
||
1213 | |||
1214 | static void |
||
1215 | delete_members (bfd *arch, char **files_to_delete) |
||
1216 | { |
||
1217 | bfd **current_ptr_ptr; |
||
1218 | bfd_boolean found; |
||
1219 | bfd_boolean something_changed = FALSE; |
||
1220 | int match_count; |
||
1221 | |||
1222 | for (; *files_to_delete != NULL; ++files_to_delete) |
||
1223 | { |
||
1224 | /* In a.out systems, the armap is optional. It's also called |
||
1225 | __.SYMDEF. So if the user asked to delete it, we should remember |
||
1226 | that fact. This isn't quite right for COFF systems (where |
||
1227 | __.SYMDEF might be regular member), but it's very unlikely |
||
1228 | to be a problem. FIXME */ |
||
1229 | |||
1230 | if (!strcmp (*files_to_delete, "__.SYMDEF")) |
||
1231 | { |
||
1232 | arch->has_armap = FALSE; |
||
1233 | write_armap = -1; |
||
1234 | continue; |
||
1235 | } |
||
1236 | |||
1237 | found = FALSE; |
||
1238 | match_count = 0; |
||
1239 | current_ptr_ptr = &(arch->archive_next); |
||
1240 | while (*current_ptr_ptr) |
||
1241 | { |
||
1242 | if (FILENAME_CMP (normalize (*files_to_delete, arch), |
||
1243 | (*current_ptr_ptr)->filename) == 0) |
||
1244 | { |
||
1245 | ++match_count; |
||
1246 | if (counted_name_mode |
||
1247 | && match_count != counted_name_counter) |
||
1248 | { |
||
1249 | /* Counting, and didn't match on count; go on to the |
||
1250 | next one. */ |
||
1251 | } |
||
1252 | else |
||
1253 | { |
||
1254 | found = TRUE; |
||
1255 | something_changed = TRUE; |
||
1256 | if (verbose) |
||
1257 | printf ("d - %s\n", |
||
1258 | *files_to_delete); |
||
1259 | *current_ptr_ptr = ((*current_ptr_ptr)->archive_next); |
||
1260 | goto next_file; |
||
1261 | } |
||
1262 | } |
||
1263 | |||
1264 | current_ptr_ptr = &((*current_ptr_ptr)->archive_next); |
||
1265 | } |
||
1266 | |||
1267 | if (verbose && !found) |
||
1268 | { |
||
1269 | /* xgettext:c-format */ |
||
1270 | printf (_("No member named `%s'\n"), *files_to_delete); |
||
1271 | } |
||
1272 | next_file: |
||
1273 | ; |
||
1274 | } |
||
1275 | |||
1276 | if (something_changed) |
||
1277 | write_archive (arch); |
||
1278 | else |
||
1279 | output_filename = NULL; |
||
1280 | } |
||
1281 | |||
1282 | |||
1283 | /* Reposition existing members within an archive */ |
||
1284 | |||
1285 | static void |
||
1286 | move_members (bfd *arch, char **files_to_move) |
||
1287 | { |
||
1288 | bfd **after_bfd; /* New entries go after this one */ |
||
1289 | bfd **current_ptr_ptr; /* cdr pointer into contents */ |
||
1290 | |||
1291 | for (; *files_to_move; ++files_to_move) |
||
1292 | { |
||
1293 | current_ptr_ptr = &(arch->archive_next); |
||
1294 | while (*current_ptr_ptr) |
||
1295 | { |
||
1296 | bfd *current_ptr = *current_ptr_ptr; |
||
1297 | if (FILENAME_CMP (normalize (*files_to_move, arch), |
||
1298 | current_ptr->filename) == 0) |
||
1299 | { |
||
1300 | /* Move this file to the end of the list - first cut from |
||
1301 | where it is. */ |
||
1302 | bfd *link_bfd; |
||
1303 | *current_ptr_ptr = current_ptr->archive_next; |
||
1304 | |||
1305 | /* Now glue to end */ |
||
1306 | after_bfd = get_pos_bfd (&arch->archive_next, pos_end, NULL); |
||
1307 | link_bfd = *after_bfd; |
||
1308 | *after_bfd = current_ptr; |
||
1309 | current_ptr->archive_next = link_bfd; |
||
1310 | |||
1311 | if (verbose) |
||
1312 | printf ("m - %s\n", *files_to_move); |
||
1313 | |||
1314 | goto next_file; |
||
1315 | } |
||
1316 | |||
1317 | current_ptr_ptr = &((*current_ptr_ptr)->archive_next); |
||
1318 | } |
||
1319 | /* xgettext:c-format */ |
||
1320 | fatal (_("no entry %s in archive %s!"), *files_to_move, arch->filename); |
||
1321 | |||
1322 | next_file:; |
||
1323 | } |
||
1324 | |||
1325 | write_archive (arch); |
||
1326 | } |
||
1327 | |||
1328 | /* Ought to default to replacing in place, but this is existing practice! */ |
||
1329 | |||
1330 | static void |
||
1331 | replace_members (bfd *arch, char **files_to_move, bfd_boolean quick) |
||
1332 | { |
||
1333 | bfd_boolean changed = FALSE; |
||
1334 | bfd **after_bfd; /* New entries go after this one. */ |
||
1335 | bfd *current; |
||
1336 | bfd **current_ptr; |
||
1337 | |||
1338 | while (files_to_move && *files_to_move) |
||
1339 | { |
||
1340 | if (! quick) |
||
1341 | { |
||
1342 | current_ptr = &arch->archive_next; |
||
1343 | while (*current_ptr) |
||
1344 | { |
||
1345 | current = *current_ptr; |
||
1346 | |||
1347 | /* For compatibility with existing ar programs, we |
||
1348 | permit the same file to be added multiple times. */ |
||
1349 | if (FILENAME_CMP (normalize (*files_to_move, arch), |
||
1350 | normalize (current->filename, arch)) == 0 |
||
1351 | && current->arelt_data != NULL) |
||
1352 | { |
||
1353 | if (newer_only) |
||
1354 | { |
||
1355 | struct stat fsbuf, asbuf; |
||
1356 | |||
1357 | if (stat (*files_to_move, &fsbuf) != 0) |
||
1358 | { |
||
1359 | if (errno != ENOENT) |
||
1360 | bfd_fatal (*files_to_move); |
||
1361 | goto next_file; |
||
1362 | } |
||
1363 | if (bfd_stat_arch_elt (current, &asbuf) != 0) |
||
1364 | /* xgettext:c-format */ |
||
1365 | fatal (_("internal stat error on %s"), |
||
1366 | current->filename); |
||
1367 | |||
1368 | if (fsbuf.st_mtime <= asbuf.st_mtime) |
||
1369 | goto next_file; |
||
1370 | } |
||
1371 | |||
1372 | after_bfd = get_pos_bfd (&arch->archive_next, pos_after, |
||
1373 | current->filename); |
||
1374 | if (ar_emul_replace (after_bfd, *files_to_move, |
||
1375 | target, verbose)) |
||
1376 | { |
||
1377 | /* Snip out this entry from the chain. */ |
||
1378 | *current_ptr = (*current_ptr)->archive_next; |
||
1379 | changed = TRUE; |
||
1380 | } |
||
1381 | |||
1382 | goto next_file; |
||
1383 | } |
||
1384 | current_ptr = &(current->archive_next); |
||
1385 | } |
||
1386 | } |
||
1387 | |||
1388 | /* Add to the end of the archive. */ |
||
1389 | after_bfd = get_pos_bfd (&arch->archive_next, pos_end, NULL); |
||
1390 | |||
1391 | if (ar_emul_append (after_bfd, *files_to_move, target, |
||
1392 | verbose, make_thin_archive)) |
||
1393 | changed = TRUE; |
||
1394 | |||
1395 | next_file:; |
||
1396 | |||
1397 | files_to_move++; |
||
1398 | } |
||
1399 | |||
1400 | if (changed) |
||
1401 | write_archive (arch); |
||
1402 | else |
||
1403 | output_filename = NULL; |
||
1404 | } |
||
1405 | |||
1406 | static int |
||
1407 | ranlib_only (const char *archname) |
||
1408 | { |
||
1409 | bfd *arch; |
||
1410 | |||
1411 | if (get_file_size (archname) < 1) |
||
1412 | return 1; |
||
1413 | write_armap = 1; |
||
1414 | arch = open_inarch (archname, (char *) NULL); |
||
1415 | if (arch == NULL) |
||
1416 | xexit (1); |
||
1417 | write_archive (arch); |
||
1418 | return 0; |
||
1419 | } |
||
1420 | |||
1421 | /* Update the timestamp of the symbol map of an archive. */ |
||
1422 | |||
1423 | static int |
||
1424 | ranlib_touch (const char *archname) |
||
1425 | { |
||
1426 | #ifdef __GO32__ |
||
1427 | /* I don't think updating works on go32. */ |
||
1428 | ranlib_only (archname); |
||
1429 | #else |
||
1430 | int f; |
||
1431 | bfd *arch; |
||
1432 | char **matching; |
||
1433 | |||
1434 | if (get_file_size (archname) < 1) |
||
1435 | return 1; |
||
1436 | f = open (archname, O_RDWR | O_BINARY, 0); |
||
1437 | if (f < 0) |
||
1438 | { |
||
1439 | bfd_set_error (bfd_error_system_call); |
||
1440 | bfd_fatal (archname); |
||
1441 | } |
||
1442 | |||
1443 | arch = bfd_fdopenr (archname, (const char *) NULL, f); |
||
1444 | if (arch == NULL) |
||
1445 | bfd_fatal (archname); |
||
1446 | if (! bfd_check_format_matches (arch, bfd_archive, &matching)) |
||
1447 | { |
||
1448 | bfd_nonfatal (archname); |
||
1449 | if (bfd_get_error () == bfd_error_file_ambiguously_recognized) |
||
1450 | { |
||
1451 | list_matching_formats (matching); |
||
1452 | free (matching); |
||
1453 | } |
||
1454 | xexit (1); |
||
1455 | } |
||
1456 | |||
1457 | if (! bfd_has_map (arch)) |
||
1458 | /* xgettext:c-format */ |
||
1459 | fatal (_("%s: no archive map to update"), archname); |
||
1460 | |||
1461 | if (deterministic) |
||
1462 | arch->flags |= BFD_DETERMINISTIC_OUTPUT; |
||
1463 | |||
1464 | bfd_update_armap_timestamp (arch); |
||
1465 | |||
1466 | if (! bfd_close (arch)) |
||
1467 | bfd_fatal (archname); |
||
1468 | #endif |
||
1469 | return 0; |
||
1470 | } |
||
1471 | |||
1472 | /* Things which are interesting to map over all or some of the files: */ |
||
1473 | |||
1474 | static void |
||
1475 | print_descr (bfd *abfd) |
||
1476 | { |
||
1477 | print_arelt_descr (stdout, abfd, verbose); |
||
1478 | }>>>=>>>%s>=>>>>>>>>> |