Add support to statically build udev (eudev in this case, since it's much simpler to just get it to build libudev).

Add -O2 to CFLAGS (-Os for ARM), needed for optimization and warnings.
Add appropriate HOST variables to osx-*.sh.

src/main/c/build/common.sh

@@ -3,6 +3,8 @@ SRCDIR="$(pwd)/.."
 TMPDIR="$SRCDIR/tmp"
 DOWNLOADS="$SRCDIR/downloads"
 
+UDEV_VERSION="1.1"
+
 LIBUSB="stable"
 LIBUSB_STABLE_VERSION="1.0.16"
 LIBUSB_STABLE_RC=""
@@ -11,6 +13,10 @@ LIBUSB_BETA_RC="-rc3"
 
 build()
 {
+    UDEV_NAME="eudev-$UDEV_VERSION"
+    UDEV_ARCHIVE="$UDEV_NAME.tar.gz"
+    UDEV_URL="http://dev.gentoo.org/~blueness/eudev/$UDEV_ARCHIVE"
+
     if [ "$LIBUSB" = "stable" ]
     then
         LIBUSB_NAME="libusbx-$LIBUSB_STABLE_VERSION$LIBUSB_STABLE_RC"
@@ -28,16 +34,59 @@ build()
     rm -rf "$TMPDIR"
     rm -rf "$DISTDIR"
 
+    # Udev available only on Linux
+    if [ "$OS" = "linux"  ]
+    then
+
+    if  [ "$UDEV_SUPPORT" = "yes" ]
+    then
+        # Download udev if necessary
+        mkdir -p "$DOWNLOADS"
+        if [ ! -e "$DOWNLOADS/$UDEV_ARCHIVE" ]
+        then
+            if type curl >/dev/null 2>&1
+            then
+                curl -L -o "$DOWNLOADS/$UDEV_ARCHIVE" "$UDEV_URL"
+            else
+                wget -O "$DOWNLOADS/$UDEV_ARCHIVE" "$UDEV_URL"
+            fi
+        fi
+
+        UDEV_CONFIG="--enable-split-usr --disable-gtk-doc --disable-manpages --disable-gudev \
+            --disable-introspection --disable-keymap --disable-libkmod --disable-modules \
+            --disable-selinux --disable-rule-generator --disable-blkid $UDEV_CONFIG"
+
+        # Unpack and compile udev
+        mkdir -p "$TMPDIR"
+        cd "$TMPDIR"
+        tar xfz "$DOWNLOADS/$UDEV_ARCHIVE"
+        cd "$UDEV_NAME"
+        LIBS="$UDEV_LIBS" \
+        CFLAGS="$CFLAGS $UDEV_CFLAGS" \
+        ./configure --prefix="$TMPDIR" --host="$HOST" --with-pic --enable-static \
+            --disable-shared $UDEV_CONFIG
+        make
+        make install-strip
+
+        # Enable udev support if selected
+        LIBUSB_CONFIG="--enable-udev $LIBUSB_CONFIG"
+    else
+        # Disable udev support if not selected
+        LIBUSB_CONFIG="--disable-udev $LIBUSB_CONFIG"
+    fi
+
+    fi
+
     # Download libusb if necessary
     mkdir -p "$DOWNLOADS"
     if [ ! -e "$DOWNLOADS/$LIBUSB_ARCHIVE" ]
     then
-       if type curl >/dev/null 2>&1
-       then
-           curl -L -o "$DOWNLOADS/$LIBUSB_ARCHIVE" "$LIBUSB_URL"
-       else
-           wget -O "$DOWNLOADS/$LIBUSB_ARCHIVE" "$LIBUSB_URL"
-       fi
+        if type curl >/dev/null 2>&1
+        then
+            curl -L -o "$DOWNLOADS/$LIBUSB_ARCHIVE" "$LIBUSB_URL"
+        else
+            wget -O "$DOWNLOADS/$LIBUSB_ARCHIVE" "$LIBUSB_URL"
+        fi
     fi
 
     # Unpack and compile libusb
@@ -45,8 +94,11 @@ build()
     cd "$TMPDIR"
     tar xfj "$DOWNLOADS/$LIBUSB_ARCHIVE"
     cd "$LIBUSB_NAME"
+    PKG_CONFIG_PATH="$TMPDIR/lib/pkgconfig" \
+    LIBS="$LIBUSB_LIBS" \
     CFLAGS="$CFLAGS $LIBUSB_CFLAGS" \
-    ./configure --prefix="$TMPDIR" --host="$HOST" --with-pic $LIBUSB_CONFIG
+    ./configure --prefix="$TMPDIR" --host="$HOST" --with-pic --enable-static \
+        --disable-shared $LIBUSB_CONFIG
     make
     make install-strip
 
@@ -54,7 +106,7 @@ build()
     cd "$SRCDIR"
     if [ ! -e configure ]
     then
-    	./autogen.sh
+        ./autogen.sh
     fi
 
     # Build libusb4java

src/main/c/build/linux-arm.sh

@@ -9,7 +9,7 @@ set -e
 OS="linux"
 ARCH="arm"
 HOST="$ARCH-$OS-gnueabi"
-LIBUSB_CONFIG="--disable-shared"
-USB4JAVA_LIBS="-lrt"
+CFLAGS="-Os"
+UDEV_SUPPORT="yes"
 
 build

src/main/c/build/linux-x86.sh

@@ -9,8 +9,7 @@ set -e
 OS="linux"
 ARCH="x86"
 HOST="$ARCH-$OS-gnu"
-CFLAGS="-m32"
-LIBUSB_CONFIG="--disable-shared --disable-udev"
-USB4JAVA_LIBS="-lrt"
+CFLAGS="-m32 -O2"
+UDEV_SUPPORT="yes"
 
 build

src/main/c/build/linux-x86_64.sh

@@ -9,9 +9,8 @@ set -e
 OS="linux"
 ARCH="x86_64"
 HOST="$ARCH-$OS-gnu"
-CFLAGS="-m64 -Wl,--wrap=memcpy"
-LIBUSB_CONFIG="--disable-shared --disable-udev"
-USB4JAVA_LIBS="-lrt"
-USB4JAVA_CFLAGS="-DWRAP_MEMCPY"
+CFLAGS="-m64 -O2"
+UDEV_SUPPORT="yes"
+#USB4JAVA_CFLAGS="-Wl,--wrap=memcpy -DWRAP_MEMCPY"
 
 build

src/main/c/build/osx-x86.sh

@@ -9,8 +9,8 @@ set -e
 
 OS="osx"
 ARCH="x86"
-CFLAGS="-arch i686"
-LIBUSB_CONFIG="--disable-shared"
+HOST="i686-apple-darwin"
+CFLAGS="-arch i686 -O2"
 USB4JAVA_LIBS="-lobjc -Wl,-framework,IOKit -Wl,-framework,CoreFoundation"
 
 build

src/main/c/build/osx-x86_64.sh

@@ -9,8 +9,8 @@ set -e
 
 OS="osx"
 ARCH="x86_64"
-CFLAGS="-arch x86_64"
-LIBUSB_CONFIG="--disable-shared"
+HOST="$ARCH-apple-darwin"
+CFLAGS="-arch x86_64 -O2"
 USB4JAVA_LIBS="-lobjc -Wl,-framework,IOKit -Wl,-framework,CoreFoundation"
 
 build

src/main/c/build/windows-x86.sh

@@ -9,6 +9,6 @@ set -e
 OS="windows"
 ARCH="x86"
 HOST="i686-w64-mingw32"
-CFLAGS="-m32 -Wl,--add-stdcall-alias"
+CFLAGS="-m32 -O2 -Wl,--add-stdcall-alias"
 
 build

src/main/c/build/windows-x86_64.sh

@@ -9,6 +9,6 @@ set -e
 OS="windows"
 ARCH="x86_64"
 HOST="$ARCH-w64-mingw32"
-CFLAGS="-m64 -Wl,--add-stdcall-alias"
+CFLAGS="-m64 -O2 -Wl,--add-stdcall-alias"
 
 build