buildlib-osx

   1 #!/bin/bash
   2
   3 # Attempt to build a universal library for OSX
   4
   5 done=
   6 dp="$(xcode-select -print-path 2>/dev/null)"
   7 : ${dp:=/Developer}
   8
   9 gc40="$(type -P gcc-4.0 2>/dev/null)"
  10 gc42="$(type -P gcc-4.2 2>/dev/null)"
  11 mp42="$(type -P gcc-apple-4.2 2>/dev/null)"
  12 lv42="$(type -P llvm-gcc-4.2 2>/dev/null)"
  13 gca0=
  14 gca2=
  15 if [ -n "$gc42" ]; then
  16   gca2="$gc42"
  17 elif [ -n "$mp42" ]; then
  18   gca2="$mp42"
  19 elif [ -n "$lv42" ]; then
  20   gca2="$lv42"
  21 fi
  22 if [ -n "$gc40" ]; then
  23   gca0="$gc40"
  24 elif [ -n "$gca2" ]; then
  25   gca0="$gca2"
  26 fi
  27
  28 if [ -d "$dp/SDKs" ]; then
  29   # First see if 10.4u is available and gcc-4.0
  30   if [ -z "$done" -a -r "$dp/SDKs/MacOSX10.4u.sdk/SDKSettings.plist" -a -n "$gc40" ]; then
  31     done=1
  32     NEWCC="$gc40"
  33     NEWCFLAGS="-arch x86_64 -arch ppc64 -arch i386 -arch ppc"
  34     NEWCFLAGS="$NEWCFLAGS -isysroot$dp/SDKs/MacOSX10.4u.sdk"
  35   fi
  36   # Or see if 10.5 is available, any compiler will do
  37   if [ -z "$done" -a -r "$dp/SDKs/MacOSX10.5.sdk/SDKSettings.plist" -a -n "$gca0" ]; then
  38     done=1
  39     NEWCC="$gca0"
  40     NEWCFLAGS="-arch x86_64 -arch ppc64 -arch i386 -arch ppc"
  41     NEWCFLAGS="$NEWCFLAGS -isysroot$dp/SDKs/MacOSX10.5.sdk"
  42   fi
  43   # Or see if 10.6 is available, any 4.2 compiler will do
  44   if [ -z "$done" -a -r "$dp/SDKs/MacOSX10.6.sdk/SDKSettings.plist" -a -n "$gca2" ]; then
  45     done=1
  46     NEWCC="$gca2"
  47     NEWCFLAGS="-arch x86_64 -arch i386 -arch ppc"
  48     NEWCFLAGS="$NEWCFLAGS -isysroot$dp/SDKs/MacOSX10.6.sdk"
  49   fi
  50   # Or see if 10.7 is available, any 4.2 compiler will do
  51   if [ -z "$done" -a -r "$dp/SDKs/MacOSX10.7.sdk/SDKSettings.plist" -a -n "$gca2" ]; then
  52     done=1
  53     NEWCC="$gca2"
  54     NEWCFLAGS="-arch x86_64 -arch i386"
  55     NEWCFLAGS="$NEWCFLAGS -isysroot$dp/SDKs/MacOSX10.7.sdk"
  56   fi
  57 fi
  58 if [ -z "$done" ]; then
  59   # Select by OS version as we have no SDKs
  60   dv="$(sysctl -n kern.osrelease 2>/dev/null | cut -d. -f1 2>/dev/null)"
  61   if [ -z "$done" -a "$dv" = "8" ]; then
  62     # Tiger 10.4.x
  63     done=1
  64     NEWCC="$gca0"
  65     # Tiger's system libraries are not guaranteed to be universal
  66   fi
  67   if [ -z "$done" -a "$dv" = "9" ]; then
  68     # Leopard 10.5.x
  69     done=1
  70     NEWCC="$gca0"
  71     NEWCFLAGS="-arch x86_64 -arch ppc64 -arch i386 -arch ppc"
  72   fi
  73   if [ -z "$done" -a "$dv" = "10" ]; then
  74     # Snow Leopard 10.6.x
  75     done=1
  76     NEWCC="$gca2"
  77     NEWCFLAGS="-arch x86_64 -arch i386 -arch ppc"
  78   fi
  79   if [ -z "$done" -a "$dv" = "11" ]; then
  80     # Lion 10.7.x
  81     done=1
  82     NEWCC="$gca2"
  83     NEWCFLAGS="-arch x86_64 -arch i386"
  84   fi
  85 fi
  86 if [ -n "$NEWCC" -a -z "$CC" ]; then
  87   export CC="$NEWCC"
  88 fi
  89 if [ -n "$done" ]; then
  90   if [ -z "$MACOSX_DEPLOYMENT_TARGET" ]; then
  91     export MACOSX_DEPLOYMENT_TARGET=10.4
  92   fi
  93 fi
  94 if [ -n "$NEWCFLAGS" ]; then
  95   if [ -z "$CFLAGS" ]; then
  96     export CFLAGS="-O2 $NEWCFLAGS"
  97   else
  98     export CFLAGS="$CFLAGS $NEWCFLAGS"
  99   fi
 100 fi
 101 build="$(dirname "$0")/buildlib"
 102 if [ -n "$MACOSX_DEPLOYMENT_TARGET" ]; then
 103   echo "MACOSX_DEPLOYMENT_TARGET=$MACOSX_DEPLOYMENT_TARGET"
 104 fi
 105 exec "$build"