added luaclient

1 files changed, 80 insertions, 0 deletions

diff --git a/configure b/configure
index f4b30be..d39c7f5 100755
--- a/configure
+++ b/configure
@@ -26,9 +26,15 @@ TARGET=`uname -s`
 CFLAGS='-g -O2'
 LDFLAGS='-g -Wall -O2'
 
+LUA_LDFLAGS='-lm'
+LUA_DIR=''
+LUA=''
+LUAC=''
+
 print_usage() {
   echo "configure --help                    print this"
   echo "          --target=<TARGET>         build target i.e. Linux (default: autodetect)"
+  echo "          --with-lua=<DIR>          use this lua tree instead of system default"
 }
 
 for arg
@@ -37,6 +43,9 @@ do
   --target=*)
     TARGET=${arg#--target=}
   ;;
+  --with-lua=*)
+    LUA_DIR=${arg#--with-lua=}
+  ;;
   --help)
     print_usage
     exit 0
@@ -53,6 +62,7 @@ rm -f include.mk
 case $TARGET in 
   Linux)
     echo "Linux specific build options"
+    LUA_LDFLAGS=$LUA_LDFLAGS' -ldl'
   ;;
   OpenBSD|FreeBSD|NetBSD)
     echo "BSD specific build options"
@@ -65,6 +75,73 @@ case $TARGET in
   ;;
 esac
 
+test_lua_version()
+{
+  LUA_VERSION=`cat $1 | grep "#define LUA_VERSION[ 	]" | cut -f2- | tr -d '"' | sed -e 's/Lua \([0-9][0-9.]*\)/\1/'`
+  LUA_VERSION_NUM=`cat $1 | grep "#define LUA_VERSION_NUM" | awk '{ print $3 }'`
+  LUA_RELEASE=`cat $1 | grep "#define LUA_RELEASE[ 	]" | cut -f2-`
+
+  if [ $LUA_VERSION_NUM -ge 501 ]; then
+    return 1;
+  else
+    return 0;
+  fi
+}
+
+if [ -z "$LUA_DIR" ]; then
+  for prefix in /usr /usr/local; do
+    if [ -e $prefix/include/lua.h ]; then
+      test_lua_version $prefix/include/lua.h
+      if [ $? -eq 1 ]; then
+        echo "using Lua $LUA_VERSION ($LUA_RELEASE) found at $prefix/include"
+        CFLAGS="$CFLAGS -I$prefix/include"
+        LUA_LDFLAGS="$LUA_LDFLAGS -L$prefix/lib -llua"
+        LUA=$prefix/lua
+        LUAC=$prefix/luac
+        break
+      fi
+    else
+      for dir in `ls -d $prefix/include/lua* 2> /dev/null`; do
+        if [ -e $dir/lua.h ]; then
+          test_lua_version $dir/lua.h
+          if [ $? -eq 1 ]; then
+            echo "using Lua $LUA_VERSION ($LUA_RELEASE) found at $dir"
+            CFLAGS="$CFLAGS -I$dir"
+            if [ -x "$prefix/bin/lua$LUA_VERSION" ]; then
+              LUA_LDFLAGS="$LUA_LDFLAGS -L$prefix/lib -llua$LUA_VERSION"
+              LUA=$prefix/bin/lua$LUA_VERSION
+              LUAC=$prefix/bin/luac$LUA_VERSION
+            elif [ -x "$prefix/bin/lua-$LUA_VERSION" ]; then
+              LUA_LDFLAGS="$LUA_LDFLAGS -L$prefix/lib -llua-$LUA_VERSION"
+              LUA=$prefix/bin/lua-$LUA_VERSION
+              LUAC=$prefix/bin/luac-$LUA_VERSION
+            else
+              echo "ERROR: found lua.h at $dir/lua.h but no matching lua and luac"
+              return 1
+            fi
+            break
+          fi
+        fi
+      done
+      if [ -n "$LUAC" ]; then
+        break
+      fi
+    fi
+  done
+
+  if [ -z "$LUAC" ]; then
+    echo "ERROR: no suitable lua found .. please install lua 5.1 or higher or use --with-lua"
+    return 1
+  fi
+
+else
+  CFLAGS="$CFLAGS -I$LUA_DIR/include"
+  LUA_LDFLAGS="$LUA_LDFLAGS $LUA_DIR/lib/liblua.a"
+  LUA=$LUA_DIR/bin/lua
+  LUAC=$LUA_DIR/bin/luac
+fi
+
+
 cat >> include.mk <<EOF
 # this file was created automatically
 # do not edit this file directly 
@@ -74,6 +151,9 @@ TARGET := $TARGET
 CC := gcc
 CFLAGS := $CFLAGS
 LDFLAGS := $LDFLAGS
+LUA_LDFLAGS := $LUA_LDFLAGS
+LUA := $LUA
+LUAC := $LUAC
 EOF
 
 exit 0