1 | /* |
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2 | * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> |
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3 | * Released under the terms of the GNU GPL v2.0. |
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4 | * |
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5 | * Introduced single menu mode (show all sub-menus in one large tree). |
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6 | * 2002-11-06 Petr Baudis <pasky@ucw.cz> |
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7 | * |
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8 | * i18n, 2005, Arnaldo Carvalho de Melo <acme@conectiva.com.br> |
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9 | */ |
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10 | |
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11 | #include <sys/ioctl.h> |
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12 | #include <sys/wait.h> |
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13 | #include <ctype.h> |
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14 | #include <errno.h> |
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15 | #include <fcntl.h> |
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16 | #include <limits.h> |
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17 | #include <signal.h> |
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18 | #include <stdarg.h> |
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19 | #include <stdlib.h> |
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20 | #include <string.h> |
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21 | #include <termios.h> |
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22 | #include <unistd.h> |
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23 | #include <locale.h> |
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24 | |
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25 | #define LKC_DIRECT_LINK |
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26 | #include "lkc.h" |
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27 | |
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28 | static char menu_backtitle[128]; |
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29 | static const char mconf_readme[] = N_( |
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30 | "Overview\n" |
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31 | "--------\n" |
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32 | "Some features may be built directly into busybox.\n" |
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33 | "Some may be made into standalone applets. Some features\n" |
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34 | "may be completely removed altogether. There are also certain\n" |
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35 | "parameters which are not really features, but must be\n" |
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36 | "entered in as decimal or hexadecimal numbers or possibly text.\n" |
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37 | "\n" |
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38 | "Menu items beginning with [*], <M> or [ ] represent features\n" |
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39 | "configured to be built in, modularized or removed respectively.\n" |
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40 | "Pointed brackets <> represent module capable features.\n" |
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41 | "\n" |
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42 | "To change any of these features, highlight it with the cursor\n" |
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43 | "keys and press <Y> to build it in, <M> to make it a module or\n" |
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44 | "<N> to removed it. You may also press the <Space Bar> to cycle\n" |
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45 | "through the available options (ie. Y->N->M->Y).\n" |
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46 | "\n" |
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47 | "Some additional keyboard hints:\n" |
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48 | "\n" |
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49 | "Menus\n" |
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50 | "----------\n" |
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51 | "o Use the Up/Down arrow keys (cursor keys) to highlight the item\n" |
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52 | " you wish to change or submenu wish to select and press <Enter>.\n" |
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53 | " Submenus are designated by \"--->\".\n" |
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54 | "\n" |
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55 | " Shortcut: Press the option's highlighted letter (hotkey).\n" |
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56 | " Pressing a hotkey more than once will sequence\n" |
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57 | " through all visible items which use that hotkey.\n" |
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58 | "\n" |
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59 | " You may also use the <PAGE UP> and <PAGE DOWN> keys to scroll\n" |
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60 | " unseen options into view.\n" |
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61 | "\n" |
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62 | "o To exit a menu use the cursor keys to highlight the <Exit> button\n" |
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63 | " and press <ENTER>.\n" |
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64 | "\n" |
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65 | " Shortcut: Press <ESC><ESC> or <E> or <X> if there is no hotkey\n" |
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66 | " using those letters. You may press a single <ESC>, but\n" |
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67 | " there is a delayed response which you may find annoying.\n" |
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68 | "\n" |
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69 | " Also, the <TAB> and cursor keys will cycle between <Select>,\n" |
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70 | " <Exit> and <Help>\n" |
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71 | "\n" |
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72 | "o To get help with an item, use the cursor keys to highlight <Help>\n" |
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73 | " and Press <ENTER>.\n" |
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74 | "\n" |
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75 | " Shortcut: Press <H> or <?>.\n" |
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76 | "\n" |
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77 | "\n" |
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78 | "Radiolists (Choice lists)\n" |
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79 | "-----------\n" |
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80 | "o Use the cursor keys to select the option you wish to set and press\n" |
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81 | " <S> or the <SPACE BAR>.\n" |
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82 | "\n" |
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83 | " Shortcut: Press the first letter of the option you wish to set then\n" |
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84 | " press <S> or <SPACE BAR>.\n" |
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85 | "\n" |
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86 | "o To see available help for the item, use the cursor keys to highlight\n" |
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87 | " <Help> and Press <ENTER>.\n" |
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88 | "\n" |
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89 | " Shortcut: Press <H> or <?>.\n" |
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90 | "\n" |
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91 | " Also, the <TAB> and cursor keys will cycle between <Select> and\n" |
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92 | " <Help>\n" |
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93 | "\n" |
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94 | "\n" |
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95 | "Data Entry\n" |
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96 | "-----------\n" |
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97 | "o Enter the requested information and press <ENTER>\n" |
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98 | " If you are entering hexadecimal values, it is not necessary to\n" |
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99 | " add the '0x' prefix to the entry.\n" |
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100 | "\n" |
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101 | "o For help, use the <TAB> or cursor keys to highlight the help option\n" |
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102 | " and press <ENTER>. You can try <TAB><H> as well.\n" |
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103 | "\n" |
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104 | "\n" |
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105 | "Text Box (Help Window)\n" |
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106 | "--------\n" |
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107 | "o Use the cursor keys to scroll up/down/left/right. The VI editor\n" |
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108 | " keys h,j,k,l function here as do <SPACE BAR> and <B> for those\n" |
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109 | " who are familiar with less and lynx.\n" |
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110 | "\n" |
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111 | "o Press <E>, <X>, <Enter> or <Esc><Esc> to exit.\n" |
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112 | "\n" |
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113 | "\n" |
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114 | "Alternate Configuration Files\n" |
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115 | "-----------------------------\n" |
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116 | "Menuconfig supports the use of alternate configuration files for\n" |
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117 | "those who, for various reasons, find it necessary to switch\n" |
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118 | "between different busybox configurations.\n" |
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119 | "\n" |
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120 | "At the end of the main menu you will find two options. One is\n" |
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121 | "for saving the current configuration to a file of your choosing.\n" |
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122 | "The other option is for loading a previously saved alternate\n" |
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123 | "configuration.\n" |
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124 | "\n" |
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125 | "Even if you don't use alternate configuration files, but you\n" |
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126 | "find during a Menuconfig session that you have completely messed\n" |
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127 | "up your settings, you may use the \"Load Alternate...\" option to\n" |
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128 | "restore your previously saved settings from \".config\" without\n" |
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129 | "restarting Menuconfig.\n" |
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130 | "\n" |
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131 | "Other information\n" |
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132 | "-----------------\n" |
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133 | "If you use Menuconfig in an XTERM window make sure you have your\n" |
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134 | "$TERM variable set to point to a xterm definition which supports color.\n" |
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135 | "Otherwise, Menuconfig will look rather bad. Menuconfig will not\n" |
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136 | "display correctly in a RXVT window because rxvt displays only one\n" |
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137 | "intensity of color, bright.\n" |
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138 | "\n" |
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139 | "Menuconfig will display larger menus on screens or xterms which are\n" |
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140 | "set to display more than the standard 25 row by 80 column geometry.\n" |
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141 | "In order for this to work, the \"stty size\" command must be able to\n" |
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142 | "display the screen's current row and column geometry. I STRONGLY\n" |
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143 | "RECOMMEND that you make sure you do NOT have the shell variables\n" |
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144 | "LINES and COLUMNS exported into your environment. Some distributions\n" |
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145 | "export those variables via /etc/profile. Some ncurses programs can\n" |
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146 | "become confused when those variables (LINES & COLUMNS) don't reflect\n" |
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147 | "the true screen size.\n" |
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148 | "\n" |
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149 | "Optional personality available\n" |
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150 | "------------------------------\n" |
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151 | "If you prefer to have all of the busybox options listed in a single\n" |
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152 | "menu, rather than the default multimenu hierarchy, run the menuconfig\n" |
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153 | "with MENUCONFIG_MODE environment variable set to single_menu. Example:\n" |
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154 | "\n" |
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155 | "make MENUCONFIG_MODE=single_menu menuconfig\n" |
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156 | "\n" |
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157 | "<Enter> will then unroll the appropriate category, or enfold it if it\n" |
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158 | "is already unrolled.\n" |
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159 | "\n" |
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160 | "Note that this mode can eventually be a little more CPU expensive\n" |
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161 | "(especially with a larger number of unrolled categories) than the\n" |
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162 | "default mode.\n"), |
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163 | menu_instructions[] = N_( |
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164 | "Arrow keys navigate the menu. " |
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165 | "<Enter> selects submenus --->. " |
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166 | "Highlighted letters are hotkeys. " |
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167 | "Pressing <Y> includes, <N> excludes, <M> modularizes features. " |
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168 | "Press <Esc><Esc> to exit, <?> for Help, </> for Search. " |
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169 | "Legend: [*] built-in [ ] excluded <M> module < > module capable"), |
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170 | radiolist_instructions[] = N_( |
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171 | "Use the arrow keys to navigate this window or " |
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172 | "press the hotkey of the item you wish to select " |
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173 | "followed by the <SPACE BAR>. " |
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174 | "Press <?> for additional information about this option."), |
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175 | inputbox_instructions_int[] = N_( |
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176 | "Please enter a decimal value. " |
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177 | "Fractions will not be accepted. " |
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178 | "Use the <TAB> key to move from the input field to the buttons below it."), |
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179 | inputbox_instructions_hex[] = N_( |
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180 | "Please enter a hexadecimal value. " |
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181 | "Use the <TAB> key to move from the input field to the buttons below it."), |
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182 | inputbox_instructions_string[] = N_( |
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183 | "Please enter a string value. " |
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184 | "Use the <TAB> key to move from the input field to the buttons below it."), |
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185 | setmod_text[] = N_( |
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186 | "This feature depends on another which has been configured as a module.\n" |
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187 | "As a result, this feature will be built as a module."), |
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188 | nohelp_text[] = N_( |
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189 | "There is no help available for this option.\n"), |
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190 | load_config_text[] = N_( |
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191 | "Enter the name of the configuration file you wish to load. " |
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192 | "Accept the name shown to restore the configuration you " |
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193 | "last retrieved. Leave blank to abort."), |
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194 | load_config_help[] = N_( |
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195 | "\n" |
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196 | "For various reasons, one may wish to keep several different busybox\n" |
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197 | "configurations available on a single machine.\n" |
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198 | "\n" |
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199 | "If you have saved a previous configuration in a file other than \n" |
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200 | "busybox's default, entering the name of the file here will allow you\n" |
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201 | "to modify that configuration.\n" |
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202 | "\n" |
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203 | "If you are uncertain, then you have probably never used alternate\n" |
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204 | "configuration files. You should therefor leave this blank to abort.\n"), |
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205 | save_config_text[] = N_( |
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206 | "Enter a filename to which this configuration should be saved " |
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207 | "as an alternate. Leave blank to abort."), |
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208 | save_config_help[] = N_( |
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209 | "\n" |
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210 | "For various reasons, one may wish to keep different busybox\n" |
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211 | "configurations available on a single machine.\n" |
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212 | "\n" |
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213 | "Entering a file name here will allow you to later retrieve, modify\n" |
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214 | "and use the current configuration as an alternate to whatever\n" |
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215 | "configuration options you have selected at that time.\n" |
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216 | "\n" |
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217 | "If you are uncertain what all this means then you should probably\n" |
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218 | "leave this blank.\n"), |
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219 | search_help[] = N_( |
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220 | "\n" |
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221 | "Search for CONFIG_ symbols and display their relations.\n" |
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222 | "Regular expressions are allowed.\n" |
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223 | "Example: search for \"^FOO\"\n" |
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224 | "Result:\n" |
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225 | "-----------------------------------------------------------------\n" |
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226 | "Symbol: FOO [=m]\n" |
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227 | "Prompt: Foo bus is used to drive the bar HW\n" |
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228 | "Defined at drivers/pci/Kconfig:47\n" |
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229 | "Depends on: X86_LOCAL_APIC && X86_IO_APIC || IA64\n" |
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230 | "Location:\n" |
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231 | " -> Bus options (PCI, PCMCIA, EISA, MCA, ISA)\n" |
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232 | " -> PCI support (PCI [=y])\n" |
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233 | " -> PCI access mode (<choice> [=y])\n" |
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234 | "Selects: LIBCRC32\n" |
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235 | "Selected by: BAR\n" |
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236 | "-----------------------------------------------------------------\n" |
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237 | "o The line 'Prompt:' shows the text used in the menu structure for\n" |
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238 | " this CONFIG_ symbol\n" |
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239 | "o The 'Defined at' line tell at what file / line number the symbol\n" |
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240 | " is defined\n" |
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241 | "o The 'Depends on:' line tell what symbols needs to be defined for\n" |
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242 | " this symbol to be visible in the menu (selectable)\n" |
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243 | "o The 'Location:' lines tell where in the menu structure this symbol\n" |
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244 | " is located\n" |
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245 | " A location followed by a [=y] indicate that this is a selectable\n" |
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246 | " menu item - and current value is displayed inside brackets.\n" |
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247 | "o The 'Selects:' line tell what symbol will be automatically\n" |
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248 | " selected if this symbol is selected (y or m)\n" |
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249 | "o The 'Selected by' line tell what symbol has selected this symbol\n" |
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250 | "\n" |
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251 | "Only relevant lines are shown.\n" |
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252 | "\n\n" |
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253 | "Search examples:\n" |
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254 | "Examples: USB => find all CONFIG_ symbols containing USB\n" |
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255 | " ^USB => find all CONFIG_ symbols starting with USB\n" |
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256 | " USB$ => find all CONFIG_ symbols ending with USB\n" |
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257 | "\n"); |
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258 | |
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259 | static char buf[4096], *bufptr = buf; |
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260 | static char input_buf[4096]; |
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261 | static char filename[PATH_MAX+1] = ".config"; |
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262 | static char *args[1024], **argptr = args; |
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263 | static int indent; |
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264 | static struct termios ios_org; |
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265 | static int rows = 0, cols = 0; |
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266 | static struct menu *current_menu; |
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267 | static int child_count; |
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268 | static int do_resize; |
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269 | static int single_menu_mode; |
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270 | |
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271 | static void conf(struct menu *menu); |
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272 | static void conf_choice(struct menu *menu); |
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273 | static void conf_string(struct menu *menu); |
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274 | static void conf_load(void); |
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275 | static void conf_save(void); |
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276 | static void show_textbox(const char *title, const char *text, int r, int c); |
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277 | static void show_helptext(const char *title, const char *text); |
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278 | static void show_help(struct menu *menu); |
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279 | static void show_file(const char *filename, const char *title, int r, int c); |
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280 | |
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281 | static void cprint_init(void); |
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282 | static int cprint1(const char *fmt, ...); |
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283 | static void cprint_done(void); |
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284 | static int cprint(const char *fmt, ...); |
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285 | |
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286 | static void init_wsize(void) |
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287 | { |
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288 | struct winsize ws; |
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289 | char *env; |
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290 | |
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291 | if (!ioctl(STDIN_FILENO, TIOCGWINSZ, &ws)) { |
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292 | rows = ws.ws_row; |
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293 | cols = ws.ws_col; |
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294 | } |
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295 | |
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296 | if (!rows) { |
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297 | env = getenv("LINES"); |
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298 | if (env) |
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299 | rows = atoi(env); |
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300 | if (!rows) |
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301 | rows = 24; |
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302 | } |
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303 | if (!cols) { |
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304 | env = getenv("COLUMNS"); |
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305 | if (env) |
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306 | cols = atoi(env); |
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307 | if (!cols) |
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308 | cols = 80; |
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309 | } |
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310 | |
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311 | if (rows < 19 || cols < 80) { |
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312 | fprintf(stderr, N_("Your display is too small to run Menuconfig!\n")); |
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313 | fprintf(stderr, N_("It must be at least 19 lines by 80 columns.\n")); |
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314 | exit(1); |
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315 | } |
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316 | |
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317 | rows -= 4; |
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318 | cols -= 5; |
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319 | } |
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320 | |
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321 | static void cprint_init(void) |
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322 | { |
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323 | bufptr = buf; |
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324 | argptr = args; |
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325 | memset(args, 0, sizeof(args)); |
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326 | indent = 0; |
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327 | child_count = 0; |
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328 | cprint("./scripts/kconfig/lxdialog/lxdialog"); |
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329 | cprint("--backtitle"); |
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330 | cprint(menu_backtitle); |
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331 | } |
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332 | |
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333 | static int cprint1(const char *fmt, ...) |
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334 | { |
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335 | va_list ap; |
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336 | int res; |
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337 | |
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338 | if (!*argptr) |
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339 | *argptr = bufptr; |
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340 | va_start(ap, fmt); |
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341 | res = vsprintf(bufptr, fmt, ap); |
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342 | va_end(ap); |
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343 | bufptr += res; |
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344 | |
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345 | return res; |
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346 | } |
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347 | |
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348 | static void cprint_done(void) |
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349 | { |
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350 | *bufptr++ = 0; |
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351 | argptr++; |
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352 | } |
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353 | |
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354 | static int cprint(const char *fmt, ...) |
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355 | { |
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356 | va_list ap; |
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357 | int res; |
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358 | |
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359 | *argptr++ = bufptr; |
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360 | va_start(ap, fmt); |
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361 | res = vsprintf(bufptr, fmt, ap); |
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362 | va_end(ap); |
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363 | bufptr += res; |
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364 | *bufptr++ = 0; |
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365 | |
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366 | return res; |
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367 | } |
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368 | |
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369 | static void get_prompt_str(struct gstr *r, struct property *prop) |
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370 | { |
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371 | int i, j; |
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372 | struct menu *submenu[8], *menu; |
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373 | |
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374 | str_printf(r, "Prompt: %s\n", prop->text); |
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375 | str_printf(r, " Defined at %s:%d\n", prop->menu->file->name, |
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376 | prop->menu->lineno); |
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377 | if (!expr_is_yes(prop->visible.expr)) { |
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378 | str_append(r, " Depends on: "); |
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379 | expr_gstr_print(prop->visible.expr, r); |
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380 | str_append(r, "\n"); |
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381 | } |
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382 | menu = prop->menu->parent; |
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383 | for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent) |
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384 | submenu[i++] = menu; |
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385 | if (i > 0) { |
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386 | str_printf(r, " Location:\n"); |
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387 | for (j = 4; --i >= 0; j += 2) { |
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388 | menu = submenu[i]; |
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389 | str_printf(r, "%*c-> %s", j, ' ', menu_get_prompt(menu)); |
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390 | if (menu->sym) { |
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391 | str_printf(r, " (%s [=%s])", menu->sym->name ? |
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392 | menu->sym->name : "<choice>", |
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393 | sym_get_string_value(menu->sym)); |
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394 | } |
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395 | str_append(r, "\n"); |
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396 | } |
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397 | } |
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398 | } |
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399 | |
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400 | static void get_symbol_str(struct gstr *r, struct symbol *sym) |
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401 | { |
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402 | bool hit; |
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403 | struct property *prop; |
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404 | |
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405 | str_printf(r, "Symbol: %s [=%s]\n", sym->name, |
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406 | sym_get_string_value(sym)); |
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407 | for_all_prompts(sym, prop) |
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408 | get_prompt_str(r, prop); |
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409 | hit = false; |
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410 | for_all_properties(sym, prop, P_SELECT) { |
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411 | if (!hit) { |
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412 | str_append(r, " Selects: "); |
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413 | hit = true; |
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414 | } else |
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415 | str_printf(r, " && "); |
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416 | expr_gstr_print(prop->expr, r); |
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417 | } |
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418 | if (hit) |
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419 | str_append(r, "\n"); |
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420 | if (sym->rev_dep.expr) { |
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421 | str_append(r, " Selected by: "); |
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422 | expr_gstr_print(sym->rev_dep.expr, r); |
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423 | str_append(r, "\n"); |
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424 | } |
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425 | str_append(r, "\n\n"); |
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426 | } |
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427 | |
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428 | static struct gstr get_relations_str(struct symbol **sym_arr) |
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429 | { |
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430 | struct symbol *sym; |
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431 | struct gstr res = str_new(); |
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432 | int i; |
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433 | |
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434 | for (i = 0; sym_arr && (sym = sym_arr[i]); i++) |
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435 | get_symbol_str(&res, sym); |
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436 | if (!i) |
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437 | str_append(&res, "No matches found.\n"); |
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438 | return res; |
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439 | } |
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440 | |
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441 | pid_t pid; |
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442 | |
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443 | static void winch_handler(int sig) |
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444 | { |
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445 | if (!do_resize) { |
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446 | kill(pid, SIGINT); |
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447 | do_resize = 1; |
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448 | } |
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449 | } |
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450 | |
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451 | static int exec_conf(void) |
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452 | { |
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453 | int pipefd[2], stat, size; |
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454 | struct sigaction sa; |
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455 | sigset_t sset, osset; |
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456 | |
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457 | sigemptyset(&sset); |
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458 | sigaddset(&sset, SIGINT); |
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459 | sigprocmask(SIG_BLOCK, &sset, &osset); |
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460 | |
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461 | signal(SIGINT, SIG_DFL); |
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462 | |
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463 | sa.sa_handler = winch_handler; |
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464 | sigemptyset(&sa.sa_mask); |
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465 | sa.sa_flags = SA_RESTART; |
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466 | sigaction(SIGWINCH, &sa, NULL); |
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467 | |
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468 | *argptr++ = NULL; |
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469 | |
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470 | pipe(pipefd); |
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471 | pid = fork(); |
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472 | if (pid == 0) { |
---|
473 | sigprocmask(SIG_SETMASK, &osset, NULL); |
---|
474 | dup2(pipefd[1], 2); |
---|
475 | close(pipefd[0]); |
---|
476 | close(pipefd[1]); |
---|
477 | execv(args[0], args); |
---|
478 | _exit(EXIT_FAILURE); |
---|
479 | } |
---|
480 | |
---|
481 | close(pipefd[1]); |
---|
482 | bufptr = input_buf; |
---|
483 | while (1) { |
---|
484 | size = input_buf + sizeof(input_buf) - bufptr; |
---|
485 | size = read(pipefd[0], bufptr, size); |
---|
486 | if (size <= 0) { |
---|
487 | if (size < 0) { |
---|
488 | if (errno == EINTR || errno == EAGAIN) |
---|
489 | continue; |
---|
490 | perror("read"); |
---|
491 | } |
---|
492 | break; |
---|
493 | } |
---|
494 | bufptr += size; |
---|
495 | } |
---|
496 | *bufptr++ = 0; |
---|
497 | close(pipefd[0]); |
---|
498 | waitpid(pid, &stat, 0); |
---|
499 | |
---|
500 | if (do_resize) { |
---|
501 | init_wsize(); |
---|
502 | do_resize = 0; |
---|
503 | sigprocmask(SIG_SETMASK, &osset, NULL); |
---|
504 | return -1; |
---|
505 | } |
---|
506 | if (WIFSIGNALED(stat)) { |
---|
507 | printf("\finterrupted(%d)\n", WTERMSIG(stat)); |
---|
508 | exit(1); |
---|
509 | } |
---|
510 | #if 0 |
---|
511 | printf("\fexit state: %d\nexit data: '%s'\n", WEXITSTATUS(stat), input_buf); |
---|
512 | sleep(1); |
---|
513 | #endif |
---|
514 | sigpending(&sset); |
---|
515 | if (sigismember(&sset, SIGINT)) { |
---|
516 | printf("\finterrupted\n"); |
---|
517 | exit(1); |
---|
518 | } |
---|
519 | sigprocmask(SIG_SETMASK, &osset, NULL); |
---|
520 | |
---|
521 | return WEXITSTATUS(stat); |
---|
522 | } |
---|
523 | |
---|
524 | static void search_conf(void) |
---|
525 | { |
---|
526 | struct symbol **sym_arr; |
---|
527 | int stat; |
---|
528 | struct gstr res; |
---|
529 | |
---|
530 | again: |
---|
531 | cprint_init(); |
---|
532 | cprint("--title"); |
---|
533 | cprint(_("Search Configuration Parameter")); |
---|
534 | cprint("--inputbox"); |
---|
535 | cprint(_("Enter CONFIG_ (sub)string to search for (omit CONFIG_)")); |
---|
536 | cprint("10"); |
---|
537 | cprint("75"); |
---|
538 | cprint(""); |
---|
539 | stat = exec_conf(); |
---|
540 | if (stat < 0) |
---|
541 | goto again; |
---|
542 | switch (stat) { |
---|
543 | case 0: |
---|
544 | break; |
---|
545 | case 1: |
---|
546 | show_helptext(_("Search Configuration"), search_help); |
---|
547 | goto again; |
---|
548 | default: |
---|
549 | return; |
---|
550 | } |
---|
551 | |
---|
552 | sym_arr = sym_re_search(input_buf); |
---|
553 | res = get_relations_str(sym_arr); |
---|
554 | free(sym_arr); |
---|
555 | show_textbox(_("Search Results"), str_get(&res), 0, 0); |
---|
556 | str_free(&res); |
---|
557 | } |
---|
558 | |
---|
559 | static void build_conf(struct menu *menu) |
---|
560 | { |
---|
561 | struct symbol *sym; |
---|
562 | struct property *prop; |
---|
563 | struct menu *child; |
---|
564 | int type, tmp, doint = 2; |
---|
565 | tristate val; |
---|
566 | char ch; |
---|
567 | |
---|
568 | if (!menu_is_visible(menu)) |
---|
569 | return; |
---|
570 | |
---|
571 | sym = menu->sym; |
---|
572 | prop = menu->prompt; |
---|
573 | if (!sym) { |
---|
574 | if (prop && menu != current_menu) { |
---|
575 | const char *prompt = menu_get_prompt(menu); |
---|
576 | switch (prop->type) { |
---|
577 | case P_MENU: |
---|
578 | child_count++; |
---|
579 | cprint("m%p", menu); |
---|
580 | |
---|
581 | if (single_menu_mode) { |
---|
582 | cprint1("%s%*c%s", |
---|
583 | menu->data ? "-->" : "++>", |
---|
584 | indent + 1, ' ', prompt); |
---|
585 | } else |
---|
586 | cprint1(" %*c%s --->", indent + 1, ' ', prompt); |
---|
587 | |
---|
588 | cprint_done(); |
---|
589 | if (single_menu_mode && menu->data) |
---|
590 | goto conf_childs; |
---|
591 | return; |
---|
592 | default: |
---|
593 | if (prompt) { |
---|
594 | child_count++; |
---|
595 | cprint(":%p", menu); |
---|
596 | cprint("---%*c%s", indent + 1, ' ', prompt); |
---|
597 | } |
---|
598 | } |
---|
599 | } else |
---|
600 | doint = 0; |
---|
601 | goto conf_childs; |
---|
602 | } |
---|
603 | |
---|
604 | type = sym_get_type(sym); |
---|
605 | if (sym_is_choice(sym)) { |
---|
606 | struct symbol *def_sym = sym_get_choice_value(sym); |
---|
607 | struct menu *def_menu = NULL; |
---|
608 | |
---|
609 | child_count++; |
---|
610 | for (child = menu->list; child; child = child->next) { |
---|
611 | if (menu_is_visible(child) && child->sym == def_sym) |
---|
612 | def_menu = child; |
---|
613 | } |
---|
614 | |
---|
615 | val = sym_get_tristate_value(sym); |
---|
616 | if (sym_is_changable(sym)) { |
---|
617 | cprint("t%p", menu); |
---|
618 | switch (type) { |
---|
619 | case S_BOOLEAN: |
---|
620 | cprint1("[%c]", val == no ? ' ' : '*'); |
---|
621 | break; |
---|
622 | case S_TRISTATE: |
---|
623 | switch (val) { |
---|
624 | case yes: ch = '*'; break; |
---|
625 | case mod: ch = 'M'; break; |
---|
626 | default: ch = ' '; break; |
---|
627 | } |
---|
628 | cprint1("<%c>", ch); |
---|
629 | break; |
---|
630 | } |
---|
631 | } else { |
---|
632 | cprint("%c%p", def_menu ? 't' : ':', menu); |
---|
633 | cprint1(" "); |
---|
634 | } |
---|
635 | |
---|
636 | cprint1("%*c%s", indent + 1, ' ', menu_get_prompt(menu)); |
---|
637 | if (val == yes) { |
---|
638 | if (def_menu) { |
---|
639 | cprint1(" (%s)", menu_get_prompt(def_menu)); |
---|
640 | cprint1(" --->"); |
---|
641 | cprint_done(); |
---|
642 | if (def_menu->list) { |
---|
643 | indent += 2; |
---|
644 | build_conf(def_menu); |
---|
645 | indent -= 2; |
---|
646 | } |
---|
647 | } else |
---|
648 | cprint_done(); |
---|
649 | return; |
---|
650 | } |
---|
651 | cprint_done(); |
---|
652 | } else { |
---|
653 | if (menu == current_menu) { |
---|
654 | cprint(":%p", menu); |
---|
655 | cprint("---%*c%s", indent + 1, ' ', menu_get_prompt(menu)); |
---|
656 | goto conf_childs; |
---|
657 | } |
---|
658 | child_count++; |
---|
659 | val = sym_get_tristate_value(sym); |
---|
660 | if (sym_is_choice_value(sym) && val == yes) { |
---|
661 | cprint(":%p", menu); |
---|
662 | cprint1(" "); |
---|
663 | } else { |
---|
664 | switch (type) { |
---|
665 | case S_BOOLEAN: |
---|
666 | cprint("t%p", menu); |
---|
667 | if (sym_is_changable(sym)) |
---|
668 | cprint1("[%c]", val == no ? ' ' : '*'); |
---|
669 | else |
---|
670 | cprint1("---"); |
---|
671 | break; |
---|
672 | case S_TRISTATE: |
---|
673 | cprint("t%p", menu); |
---|
674 | switch (val) { |
---|
675 | case yes: ch = '*'; break; |
---|
676 | case mod: ch = 'M'; break; |
---|
677 | default: ch = ' '; break; |
---|
678 | } |
---|
679 | if (sym_is_changable(sym)) |
---|
680 | cprint1("<%c>", ch); |
---|
681 | else |
---|
682 | cprint1("---"); |
---|
683 | break; |
---|
684 | default: |
---|
685 | cprint("s%p", menu); |
---|
686 | tmp = cprint1("(%s)", sym_get_string_value(sym)); |
---|
687 | tmp = indent - tmp + 4; |
---|
688 | if (tmp < 0) |
---|
689 | tmp = 0; |
---|
690 | cprint1("%*c%s%s", tmp, ' ', menu_get_prompt(menu), |
---|
691 | (sym_has_value(sym) || !sym_is_changable(sym)) ? |
---|
692 | "" : " (NEW)"); |
---|
693 | cprint_done(); |
---|
694 | goto conf_childs; |
---|
695 | } |
---|
696 | } |
---|
697 | cprint1("%*c%s%s", indent + 1, ' ', menu_get_prompt(menu), |
---|
698 | (sym_has_value(sym) || !sym_is_changable(sym)) ? |
---|
699 | "" : " (NEW)"); |
---|
700 | if (menu->prompt->type == P_MENU) { |
---|
701 | cprint1(" --->"); |
---|
702 | cprint_done(); |
---|
703 | return; |
---|
704 | } |
---|
705 | cprint_done(); |
---|
706 | } |
---|
707 | |
---|
708 | conf_childs: |
---|
709 | indent += doint; |
---|
710 | for (child = menu->list; child; child = child->next) |
---|
711 | build_conf(child); |
---|
712 | indent -= doint; |
---|
713 | } |
---|
714 | |
---|
715 | static void conf(struct menu *menu) |
---|
716 | { |
---|
717 | struct menu *submenu; |
---|
718 | const char *prompt = menu_get_prompt(menu); |
---|
719 | struct symbol *sym; |
---|
720 | char active_entry[40]; |
---|
721 | int stat, type, i; |
---|
722 | |
---|
723 | unlink("lxdialog.scrltmp"); |
---|
724 | active_entry[0] = 0; |
---|
725 | while (1) { |
---|
726 | cprint_init(); |
---|
727 | cprint("--title"); |
---|
728 | cprint("%s", prompt ? prompt : _("Main Menu")); |
---|
729 | cprint("--menu"); |
---|
730 | cprint(_(menu_instructions)); |
---|
731 | cprint("%d", rows); |
---|
732 | cprint("%d", cols); |
---|
733 | cprint("%d", rows - 10); |
---|
734 | cprint("%s", active_entry); |
---|
735 | current_menu = menu; |
---|
736 | build_conf(menu); |
---|
737 | if (!child_count) |
---|
738 | break; |
---|
739 | if (menu == &rootmenu) { |
---|
740 | cprint(":"); |
---|
741 | cprint("--- "); |
---|
742 | cprint("L"); |
---|
743 | cprint(_(" Load an Alternate Configuration File")); |
---|
744 | cprint("S"); |
---|
745 | cprint(_(" Save Configuration to an Alternate File")); |
---|
746 | } |
---|
747 | stat = exec_conf(); |
---|
748 | if (stat < 0) |
---|
749 | continue; |
---|
750 | |
---|
751 | if (stat == 1 || stat == 255) |
---|
752 | break; |
---|
753 | |
---|
754 | type = input_buf[0]; |
---|
755 | if (!type) |
---|
756 | continue; |
---|
757 | |
---|
758 | for (i = 0; input_buf[i] && !isspace(input_buf[i]); i++) |
---|
759 | ; |
---|
760 | if (i >= sizeof(active_entry)) |
---|
761 | i = sizeof(active_entry) - 1; |
---|
762 | input_buf[i] = 0; |
---|
763 | strcpy(active_entry, input_buf); |
---|
764 | |
---|
765 | sym = NULL; |
---|
766 | submenu = NULL; |
---|
767 | if (sscanf(input_buf + 1, "%p", &submenu) == 1) |
---|
768 | sym = submenu->sym; |
---|
769 | |
---|
770 | switch (stat) { |
---|
771 | case 0: |
---|
772 | switch (type) { |
---|
773 | case 'm': |
---|
774 | if (single_menu_mode) |
---|
775 | submenu->data = (void *) (long) !submenu->data; |
---|
776 | else |
---|
777 | conf(submenu); |
---|
778 | break; |
---|
779 | case 't': |
---|
780 | if (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes) |
---|
781 | conf_choice(submenu); |
---|
782 | else if (submenu->prompt->type == P_MENU) |
---|
783 | conf(submenu); |
---|
784 | break; |
---|
785 | case 's': |
---|
786 | conf_string(submenu); |
---|
787 | break; |
---|
788 | case 'L': |
---|
789 | conf_load(); |
---|
790 | break; |
---|
791 | case 'S': |
---|
792 | conf_save(); |
---|
793 | break; |
---|
794 | } |
---|
795 | break; |
---|
796 | case 2: |
---|
797 | if (sym) |
---|
798 | show_help(submenu); |
---|
799 | else |
---|
800 | show_helptext("README", _(mconf_readme)); |
---|
801 | break; |
---|
802 | case 3: |
---|
803 | if (type == 't') { |
---|
804 | if (sym_set_tristate_value(sym, yes)) |
---|
805 | break; |
---|
806 | if (sym_set_tristate_value(sym, mod)) |
---|
807 | show_textbox(NULL, setmod_text, 6, 74); |
---|
808 | } |
---|
809 | break; |
---|
810 | case 4: |
---|
811 | if (type == 't') |
---|
812 | sym_set_tristate_value(sym, no); |
---|
813 | break; |
---|
814 | case 5: |
---|
815 | if (type == 't') |
---|
816 | sym_set_tristate_value(sym, mod); |
---|
817 | break; |
---|
818 | case 6: |
---|
819 | if (type == 't') |
---|
820 | sym_toggle_tristate_value(sym); |
---|
821 | else if (type == 'm') |
---|
822 | conf(submenu); |
---|
823 | break; |
---|
824 | case 7: |
---|
825 | search_conf(); |
---|
826 | break; |
---|
827 | } |
---|
828 | } |
---|
829 | } |
---|
830 | |
---|
831 | static void show_textbox(const char *title, const char *text, int r, int c) |
---|
832 | { |
---|
833 | int fd; |
---|
834 | |
---|
835 | fd = creat(".help.tmp", 0777); |
---|
836 | write(fd, text, strlen(text)); |
---|
837 | close(fd); |
---|
838 | show_file(".help.tmp", title, r, c); |
---|
839 | unlink(".help.tmp"); |
---|
840 | } |
---|
841 | |
---|
842 | static void show_helptext(const char *title, const char *text) |
---|
843 | { |
---|
844 | show_textbox(title, text, 0, 0); |
---|
845 | } |
---|
846 | |
---|
847 | static void show_help(struct menu *menu) |
---|
848 | { |
---|
849 | struct gstr help = str_new(); |
---|
850 | struct symbol *sym = menu->sym; |
---|
851 | |
---|
852 | if (sym->help) |
---|
853 | { |
---|
854 | if (sym->name) { |
---|
855 | str_printf(&help, "CONFIG_%s:\n\n", sym->name); |
---|
856 | str_append(&help, _(sym->help)); |
---|
857 | str_append(&help, "\n"); |
---|
858 | } |
---|
859 | } else { |
---|
860 | str_append(&help, nohelp_text); |
---|
861 | } |
---|
862 | get_symbol_str(&help, sym); |
---|
863 | show_helptext(menu_get_prompt(menu), str_get(&help)); |
---|
864 | str_free(&help); |
---|
865 | } |
---|
866 | |
---|
867 | static void show_file(const char *filename, const char *title, int r, int c) |
---|
868 | { |
---|
869 | do { |
---|
870 | cprint_init(); |
---|
871 | if (title) { |
---|
872 | cprint("--title"); |
---|
873 | cprint("%s", title); |
---|
874 | } |
---|
875 | cprint("--textbox"); |
---|
876 | cprint("%s", filename); |
---|
877 | cprint("%d", r ? r : rows); |
---|
878 | cprint("%d", c ? c : cols); |
---|
879 | } while (exec_conf() < 0); |
---|
880 | } |
---|
881 | |
---|
882 | static void conf_choice(struct menu *menu) |
---|
883 | { |
---|
884 | const char *prompt = menu_get_prompt(menu); |
---|
885 | struct menu *child; |
---|
886 | struct symbol *active; |
---|
887 | int stat; |
---|
888 | |
---|
889 | active = sym_get_choice_value(menu->sym); |
---|
890 | while (1) { |
---|
891 | cprint_init(); |
---|
892 | cprint("--title"); |
---|
893 | cprint("%s", prompt ? prompt : _("Main Menu")); |
---|
894 | cprint("--radiolist"); |
---|
895 | cprint(_(radiolist_instructions)); |
---|
896 | cprint("15"); |
---|
897 | cprint("70"); |
---|
898 | cprint("6"); |
---|
899 | |
---|
900 | current_menu = menu; |
---|
901 | for (child = menu->list; child; child = child->next) { |
---|
902 | if (!menu_is_visible(child)) |
---|
903 | continue; |
---|
904 | cprint("%p", child); |
---|
905 | cprint("%s", menu_get_prompt(child)); |
---|
906 | if (child->sym == sym_get_choice_value(menu->sym)) |
---|
907 | cprint("ON"); |
---|
908 | else if (child->sym == active) |
---|
909 | cprint("SELECTED"); |
---|
910 | else |
---|
911 | cprint("OFF"); |
---|
912 | } |
---|
913 | |
---|
914 | stat = exec_conf(); |
---|
915 | switch (stat) { |
---|
916 | case 0: |
---|
917 | if (sscanf(input_buf, "%p", &child) != 1) |
---|
918 | break; |
---|
919 | sym_set_tristate_value(child->sym, yes); |
---|
920 | return; |
---|
921 | case 1: |
---|
922 | if (sscanf(input_buf, "%p", &child) == 1) { |
---|
923 | show_help(child); |
---|
924 | active = child->sym; |
---|
925 | } else |
---|
926 | show_help(menu); |
---|
927 | break; |
---|
928 | case 255: |
---|
929 | return; |
---|
930 | } |
---|
931 | } |
---|
932 | } |
---|
933 | |
---|
934 | static void conf_string(struct menu *menu) |
---|
935 | { |
---|
936 | const char *prompt = menu_get_prompt(menu); |
---|
937 | int stat; |
---|
938 | |
---|
939 | while (1) { |
---|
940 | cprint_init(); |
---|
941 | cprint("--title"); |
---|
942 | cprint("%s", prompt ? prompt : _("Main Menu")); |
---|
943 | cprint("--inputbox"); |
---|
944 | switch (sym_get_type(menu->sym)) { |
---|
945 | case S_INT: |
---|
946 | cprint(_(inputbox_instructions_int)); |
---|
947 | break; |
---|
948 | case S_HEX: |
---|
949 | cprint(_(inputbox_instructions_hex)); |
---|
950 | break; |
---|
951 | case S_STRING: |
---|
952 | cprint(_(inputbox_instructions_string)); |
---|
953 | break; |
---|
954 | default: |
---|
955 | /* panic? */; |
---|
956 | } |
---|
957 | cprint("10"); |
---|
958 | cprint("75"); |
---|
959 | cprint("%s", sym_get_string_value(menu->sym)); |
---|
960 | stat = exec_conf(); |
---|
961 | switch (stat) { |
---|
962 | case 0: |
---|
963 | if (sym_set_string_value(menu->sym, input_buf)) |
---|
964 | return; |
---|
965 | show_textbox(NULL, _("You have made an invalid entry."), 5, 43); |
---|
966 | break; |
---|
967 | case 1: |
---|
968 | show_help(menu); |
---|
969 | break; |
---|
970 | case 255: |
---|
971 | return; |
---|
972 | } |
---|
973 | } |
---|
974 | } |
---|
975 | |
---|
976 | static void conf_load(void) |
---|
977 | { |
---|
978 | int stat; |
---|
979 | |
---|
980 | while (1) { |
---|
981 | cprint_init(); |
---|
982 | cprint("--inputbox"); |
---|
983 | cprint(load_config_text); |
---|
984 | cprint("11"); |
---|
985 | cprint("55"); |
---|
986 | cprint("%s", filename); |
---|
987 | stat = exec_conf(); |
---|
988 | switch(stat) { |
---|
989 | case 0: |
---|
990 | if (!input_buf[0]) |
---|
991 | return; |
---|
992 | if (!conf_read(input_buf)) |
---|
993 | return; |
---|
994 | show_textbox(NULL, _("File does not exist!"), 5, 38); |
---|
995 | break; |
---|
996 | case 1: |
---|
997 | show_helptext(_("Load Alternate Configuration"), load_config_help); |
---|
998 | break; |
---|
999 | case 255: |
---|
1000 | return; |
---|
1001 | } |
---|
1002 | } |
---|
1003 | } |
---|
1004 | |
---|
1005 | static void conf_save(void) |
---|
1006 | { |
---|
1007 | int stat; |
---|
1008 | |
---|
1009 | while (1) { |
---|
1010 | cprint_init(); |
---|
1011 | cprint("--inputbox"); |
---|
1012 | cprint(save_config_text); |
---|
1013 | cprint("11"); |
---|
1014 | cprint("55"); |
---|
1015 | cprint("%s", filename); |
---|
1016 | stat = exec_conf(); |
---|
1017 | switch(stat) { |
---|
1018 | case 0: |
---|
1019 | if (!input_buf[0]) |
---|
1020 | return; |
---|
1021 | if (!conf_write(input_buf)) |
---|
1022 | return; |
---|
1023 | show_textbox(NULL, _("Can't create file! Probably a nonexistent directory."), 5, 60); |
---|
1024 | break; |
---|
1025 | case 1: |
---|
1026 | show_helptext(_("Save Alternate Configuration"), save_config_help); |
---|
1027 | break; |
---|
1028 | case 255: |
---|
1029 | return; |
---|
1030 | } |
---|
1031 | } |
---|
1032 | } |
---|
1033 | |
---|
1034 | static void conf_cleanup(void) |
---|
1035 | { |
---|
1036 | tcsetattr(1, TCSAFLUSH, &ios_org); |
---|
1037 | unlink(".help.tmp"); |
---|
1038 | unlink("lxdialog.scrltmp"); |
---|
1039 | } |
---|
1040 | |
---|
1041 | int main(int ac, char **av) |
---|
1042 | { |
---|
1043 | struct symbol *sym; |
---|
1044 | char *mode; |
---|
1045 | int stat; |
---|
1046 | |
---|
1047 | setlocale(LC_ALL, ""); |
---|
1048 | bindtextdomain(PACKAGE, LOCALEDIR); |
---|
1049 | textdomain(PACKAGE); |
---|
1050 | |
---|
1051 | conf_parse(av[1]); |
---|
1052 | conf_read(NULL); |
---|
1053 | |
---|
1054 | sym = sym_lookup("KERNELVERSION", 0); |
---|
1055 | sym_calc_value(sym); |
---|
1056 | sprintf(menu_backtitle, _("BusyBox %s Configuration"), |
---|
1057 | sym_get_string_value(sym)); |
---|
1058 | |
---|
1059 | mode = getenv("MENUCONFIG_MODE"); |
---|
1060 | if (mode) { |
---|
1061 | if (!strcasecmp(mode, "single_menu")) |
---|
1062 | single_menu_mode = 1; |
---|
1063 | } |
---|
1064 | |
---|
1065 | tcgetattr(1, &ios_org); |
---|
1066 | atexit(conf_cleanup); |
---|
1067 | init_wsize(); |
---|
1068 | conf(&rootmenu); |
---|
1069 | |
---|
1070 | do { |
---|
1071 | cprint_init(); |
---|
1072 | cprint("--yesno"); |
---|
1073 | cprint(_("Do you wish to save your new busybox configuration?")); |
---|
1074 | cprint("5"); |
---|
1075 | cprint("60"); |
---|
1076 | stat = exec_conf(); |
---|
1077 | } while (stat < 0); |
---|
1078 | |
---|
1079 | if (stat == 0) { |
---|
1080 | if (conf_write(NULL)) { |
---|
1081 | fprintf(stderr, _("\n\n" |
---|
1082 | "Error during writing of the busybox configuration.\n" |
---|
1083 | "Your busybox configuration changes were NOT saved." |
---|
1084 | "\n\n")); |
---|
1085 | return 1; |
---|
1086 | } |
---|
1087 | printf(_("\n\n" |
---|
1088 | "*** End of busybox configuration.\n" |
---|
1089 | "*** Execute 'make' to build busybox or try 'make help'." |
---|
1090 | "\n\n")); |
---|
1091 | } else { |
---|
1092 | fprintf(stderr, _("\n\n" |
---|
1093 | "Your busybox configuration changes were NOT saved." |
---|
1094 | "\n\n")); |
---|
1095 | } |
---|
1096 | |
---|
1097 | return 0; |
---|
1098 | } |
---|