dnl $Id$

dnl config.m4 for extension glfw

PHP_ARG_ENABLE(glfw, whether to enable glfw support,

[ --enable-glfw Enable glfw support])

PHP_ARG_WITH([glfw-dir],

[dir of glfw],

[AS_HELP_STRING([[--with-glfw-dir[=DIR]]],

[Path to the glfw library directory])], [no], [no])

AC_MSG_CHECKING([for os target])

AC_CANONICAL_HOST

build_linux=no

build_mac=no

case "${host_os}" in

linux*)

build_linux=yes

;;

darwin*)

build_mac=yes

;;

*)

AC_MSG_ERROR(["OS $host_os is not supported"])

;;

esac

if test "$build_mac" = "yes"; then

AC_MSG_RESULT([building for MacOS])

else

AC_MSG_RESULT([building for Linux])

fi

check_for_glfw3() {

for i in /usr/local /usr /opt /opt/homebrew /opt/local; do

if test -r "$i/include/GLFW/glfw3.h"; then

GLFW_DIR=$i

return 0

fi

done

return 1

}

if test "$PHP_GLFW" != "no"; then

AC_MSG_CHECKING([for glfw installation])

if test "x$PHP_GLFW_DIR" != "xno"; then

if test -r "$PHP_GLFW_DIR/include/GLFW/glfw3.h"; then

GLFW_DIR=$PHP_GLFW_DIR

else

check_for_glfw3

fi

else

check_for_glfw3

fi

if test "x$GLFW_DIR" = "x"; then

AC_MSG_RESULT([GLFW lib not found, trying to build])

# Build glfw

cd vendor/glfw

# cmake . -DGLFW_BUILD_TESTS=OFF -DGLFW_BUILD_EXAMPLES=OFF -DCMAKE_INSTALL_PREFIX=./ && make install

cmake . -DGLFW_BUILD_TESTS=OFF -DGLFW_BUILD_EXAMPLES=OFF -DGLFW_BUILD_DOCS=OFF -DBUILD_SHARED_LIBS=ON && sudo make install

if test "$build_linux" = "yes"; then

sudo ldconfig

fi

cd ./../../

check_for_glfw3

fi

if test "x$GLFW_DIR" = "x"; then

AC_MSG_ERROR([GLFW lib could not be located or build])

fi

AC_MSG_RESULT([found in $GLFW_DIR ($PHP_LIBDIR)])

# GLFW lib common sources

GLFWLIB_SRC_FILES=""

GLFWPLATTFORMARGS=""

if test "$build_mac" = "yes"; then

AC_DEFINE(_GLFW_COCOA, 1, [Cocoa support])

GLFWPLATTFORMARGS="-D_GLFW_COCOA"

# GLFWLIB_SRC_FILES="$GLFWLIB_SRC_FILES \

# vendor/glfw/src/cocoa_init.m \

# vendor/glfw/src/cocoa_joystick.m \

# vendor/glfw/src/cocoa_monitor.m \

# vendor/glfw/src/cocoa_window.m \

# vendor/glfw/src/cocoa_time.c \

# vendor/glfw/src/posix_thread.c \

# vendor/glfw/src/nsgl_context.m \

# vendor/glfw/src/egl_context.c \

# vendor/glfw/src/osmesa_context.c"

else

AC_DEFINE(_GLFW_X11, 1, [X11 support])

GLFWPLATTFORMARGS="-D_GLFW_X11"

# GLFWLIB_SRC_FILES="vendor/glfw/src/context.c \

# vendor/glfw/src/init.c \

# vendor/glfw/src/input.c \

# vendor/glfw/src/monitor.c \

# vendor/glfw/src/vulkan.c \

# vendor/glfw/src/window.c"

# GLFWLIB_SRC_FILES="$GLFWLIB_SRC_FILES \

# vendor/glfw/src/x11_init.c \

# vendor/glfw/src/x11_monitor.c \

# vendor/glfw/src/x11_window.c \x

# vendor/glfw/src/xkb_unicode.c \

# vendor/glfw/src/posix_time.c \

# vendor/glfw/src/posix_thread.c \

# vendor/glfw/src/glx_context.c \

# vendor/glfw/src/egl_context.c \

# vendor/glfw/src/osmesa_context.c \

# vendor/glfw/src/null_joystick.c"

# PHP_ADD_BUILD_DIR($ext_builddir/vendor/glfw/src)

fi

PHPGLFW_SRC_FILES="phpglfw.c \

phpglfw_constants.c \

phpglfw_functions.c \

phpglfw_math.c \

phpglfw_buffer.c \

phpglfw_texture.c \

phpglfw_objparser.c \

phpglfw_vg.c \

vendor/fastobj/fast_obj.c \

vendor/glad/src/glad.c \

vendor/nanovg/src/nanovg.c"

# we already use stb libs in phpglfw so we need to stop nanovg from implementing them

GLFWPLATTFORMARGS="-DNVG_NO_STB=1 $GLFWPLATTFORMARGS"

# the generated arginfo file has unicode issues because we have classes like "\\UInt"

# im just going to supress those warnings for now, please don't judge me

GLFWPLATTFORMARGS="-Wno-unicode $GLFWPLATTFORMARGS"

PHP_ADD_LIBRARY_WITH_PATH(glfw, [$GLFW_DIR/lib], GLFW_SHARED_LIBADD)

AC_DEFINE(HAVE_GLFW, 1, [Whether you have glfw])

PHP_SUBST(GLFW_SHARED_LIBADD)

PHP_NEW_EXTENSION(glfw, $PHPGLFW_SRC_FILES $GLFWLIB_SRC_FILES, $ext_shared, , $GLFWPLATTFORMARGS -Wall)

PHP_ADD_INCLUDE([$ext_srcdir])

PHP_ADD_INCLUDE([$ext_srcdir/vendor/glad/include])

PHP_ADD_INCLUDE([$ext_srcdir/vendor/cvector])

PHP_ADD_INCLUDE([$ext_srcdir/vendor/stb])

PHP_ADD_INCLUDE([$ext_srcdir/vendor/fastobj])

PHP_ADD_INCLUDE([$ext_srcdir/vendor/nanovg/src])

PHP_ADD_INCLUDE([$GLFW_DIR/include])

PHP_INSTALL_HEADERS([ext/glfw], [*.h \

vendor/glad/include/*.h \

vendor/cvector/*.h \

vendor/stb/*.h \

vendor/fastobj/*.h \

vendor/nanovg/src/*.h])

PHP_ADD_BUILD_DIR($ext_builddir/src)

fi