configure

   1 #!/bin/sh
   2
   3 # $Id$
   4
   5 # This file is part of OpenTTD.
   6 # OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
   7 # OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   8 # See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
   9
  10 check_path_characters() {
  11         if echo $ROOT_DIR | grep -q '[^-_A-Za-z0-9\/\\\.:]'; then
  12                 echo "WARNING: The path contains a non-alphanumeric character that might cause"
  13                 echo "         failures in subsequent build stages. Any failures with the build"
  14                 echo "         will most likely be caused by this."
  15         fi
  16 }
  17
  18 CONFIGURE_EXECUTABLE="$_"
  19 # On *nix systems those two are equal when ./configure is done
  20 if [ "$0" != "$CONFIGURE_EXECUTABLE" ]; then
  21         # On some systems, when ./configure is triggered from 'make'
  22         #  the $_ is filled with 'make'. So if that is true, skip 'make'
  23         #  and use $0 (and hope that is correct ;))
  24         if echo $CONFIGURE_EXECUTABLE | grep -q make; then
  25                 CONFIGURE_EXECUTABLE="$0"
  26         else
  27                 CONFIGURE_EXECUTABLE="$CONFIGURE_EXECUTABLE $0"
  28         fi
  29 fi
  30 # Find out where configure is (in what dir)
  31 ROOT_DIR="`dirname $0`"
  32 # For MSYS/MinGW we want to know the FULL path. This as that path is generated
  33 # once you call an outside binary. Having the same path for the rest is needed
  34 # for dependency checking.
  35 # pwd -W returns said FULL path, but doesn't exist on others so fall back.
  36 ROOT_DIR="`cd $ROOT_DIR && (pwd -W 2>/dev/null || pwd 2>/dev/null)`"
  37
  38 check_path_characters
  39
  40 # Same here as for the ROOT_DIR above
  41 PWD="`pwd -W 2>/dev/null || pwd 2>/dev/null`"
  42 PREFIX="$PWD/bin"
  43
  44 . $ROOT_DIR/config.lib
  45
  46 # Set default dirs
  47 OBJS_DIR="$PWD/objs"
  48 BASE_SRC_OBJS_DIR="$OBJS_DIR"
  49 LANG_OBJS_DIR="$OBJS_DIR/lang"
  50 GRF_OBJS_DIR="$OBJS_DIR/extra_grf"
  51 SETTING_OBJS_DIR="$OBJS_DIR/setting"
  52 BIN_DIR="$PREFIX"
  53 SRC_DIR="$ROOT_DIR/src"
  54 LANG_DIR="$SRC_DIR/lang"
  55 MEDIA_DIR="$ROOT_DIR/media"
  56 SOURCE_LIST="$ROOT_DIR/source.list"
  57
  58 if [ "$1" = "--reconfig" ] || [ "$1" = "--reconfigure" ]; then
  59         if [ ! -f "config.cache" ]; then
  60                 echo "can't reconfigure, because never configured before"
  61                 exit 1
  62         fi
  63         # Make sure we don't lock config.cache
  64         cat config.cache | sed 's@\\ @\\\\ @g' > cache.tmp
  65         sh cache.tmp
  66         RET=$?
  67         rm -f cache.tmp
  68         exit $RET
  69 fi
  70
  71 set_default
  72 detect_params "$@"
  73 check_params
  74 save_params
  75 make_cflags_and_ldflags
  76
  77 EXE=""
  78 if [ "$os" = "MINGW" ] || [ "$os" = "CYGWIN" ] || [ "$os" = "OS2" ] || [ "$os" = "DOS" ] || [ "$os" = "WINCE" ]; then
  79         EXE=".exe"
  80 fi
  81
  82 TTD="openttd$EXE"
  83 STRGEN="strgen$EXE"
  84 ENDIAN_CHECK="endian_check$EXE"
  85 DEPEND="depend$EXE"
  86 SETTINGSGEN="settings_gen$EXE"
  87
  88 if [ -z "$sort" ]; then
  89         PIPE_SORT="cat"
  90 else
  91         PIPE_SORT="$sort"
  92 fi
  93
  94 if [ ! -f "$LANG_DIR/english.txt" ]; then
  95         echo "Languages not found in $LANG_DIR. Can't continue without it."
  96         echo "Please make sure the dir exists and contains at least english.txt"
  97 fi
  98
  99 # Read the source.list and process it
 100 AWKCOMMAND='
 101         {  }
 102         /^(     *)#end/  { if (deep == skip) { skip -= 1; } deep -= 1; next; }
 103         /^(     *)#else/ { if (deep == skip) { skip -= 1; } else if (deep - 1 == skip) { skip += 1; } next; }
 104         /^(     *)#if/   {
 105                 gsub("  ", "", $0);
 106                 gsub("^#if ", "", $0);
 107
 108                 if (deep != skip) { deep += 1; next; }
 109
 110                 deep += 1;
 111
 112                 if ($0 == "ALLEGRO"     && "'$allegro_config'" == "")      { next; }
 113                 if ($0 == "SDL"         && "'$sdl_config'" == "")          { next; }
 114                 if ($0 == "PNG"         && "'$png_config'" == "")          { next; }
 115                 if ($0 == "OSX"         && "'$os'" != "OSX")               { next; }
 116                 if ($0 == "OS2"         && "'$os'" != "OS2")               { next; }
 117                 if ($0 == "PSP"         && "'$os'" != "PSP")               { next; }
 118                 if ($0 == "DEDICATED"   && "'$enable_dedicated'" != "1")   { next; }
 119                 if ($0 == "AI"          && "'$enable_ai'" == "0")          { next; }
 120                 if ($0 == "COCOA"       && "'$with_cocoa'" == "0")         { next; }
 121                 if ($0 == "DOS"         && "'$os'" != "DOS")               { next; }
 122                 if ($0 == "BEOS"        && "'$os'" != "BEOS" &&
 123                                                        "'$os'" != "HAIKU") { next; }
 124                 if ($0 == "WIN32"       && "'$os'" != "MINGW" &&
 125                                  "'$os'" != "CYGWIN" && "'$os'" != "MSVC") { next; }
 126                 if ($0 == "MORPHOS"     && "'$os'" != "MORPHOS")           { next; }
 127                 if ($0 == "WINCE"       && "'$os'" != "WINCE")             { next; }
 128                 if ($0 == "MSVC"        && "'$os'" != "MSVC")              { next; }
 129                 if ($0 == "DIRECTMUSIC" && "'$with_direct_music'" == "0")  { next; }
 130                 if ($0 == "LIBTIMIDITY" && "'$libtimidity'" == "" )        { next; }
 131                 if ($0 == "HAVE_THREAD" && "'$with_threads'" == "0")       { next; }
 132                 if ($0 == "SSE"         && "'$with_sse'" != "1")           { next; }
 133
 134                 skip += 1;
 135
 136                 next;
 137         }
 138         /^(     *)#/ { next }
 139         /^$/ { next }
 140         /\.h$/ { next }
 141         /\.hpp$/ { next }
 142         {
 143                 if (deep == skip) {
 144                         gsub("  ", "", $0);
 145                         print $0;
 146                 }
 147         }
 148 '
 149
 150 # Read the source.list and process it
 151 # Please escape ALL " within ` because e.g. "" terminates the string in some sh implementations
 152 SRCS="`< $ROOT_DIR/source.list tr '\r' '\n' | $awk \"$AWKCOMMAND\" | LC_ALL=C $PIPE_SORT`"
 153
 154 OBJS_C="`  echo \"$SRCS\" | $awk ' { ORS = \" \" } /\.c$/   { gsub(\".c$\",   \".o\", $0); print $0; }'`"
 155 OBJS_CPP="`echo \"$SRCS\" | $awk ' { ORS = \" \" } /\.cpp$/ { gsub(\".cpp$\", \".o\", $0); print $0; }'`"
 156 OBJS_MM="` echo \"$SRCS\" | $awk ' { ORS = \" \" } /\.mm$/  { gsub(\".mm$\",  \".o\", $0); print $0; }'`"
 157 OBJS_RC="` echo \"$SRCS\" | $awk ' { ORS = \" \" } /\.rc$/  { gsub(\".rc$\",  \".o\", $0); print $0; }'`"
 158 SRCS="`    echo \"$SRCS\" | $awk ' { ORS = \" \" } { print $0; }'`"
 159
 160 # In makefiles, we always use -u for sort
 161 if [ -z "$sort" ]; then
 162         sort="cat"
 163 else
 164         sort="$sort -u"
 165 fi
 166
 167 CONFIGURE_FILES="$ROOT_DIR/configure $ROOT_DIR/config.lib $ROOT_DIR/Makefile.in $ROOT_DIR/Makefile.grf.in $ROOT_DIR/Makefile.lang.in $ROOT_DIR/Makefile.src.in $ROOT_DIR/Makefile.bundle.in $ROOT_DIR/Makefile.setting.in"
 168
 169 generate_main
 170 generate_lang
 171 generate_settings
 172 generate_grf
 173 generate_src
 174
 175 check_path_characters