glslang: update to 1.3.296.0

  See: https://trac.macports.org/ticket/71081
  Set python to version 3.12
  Added the lates remark on:
  KhronosGroup/glslang#3371
  to patchfile.

Author: christophecvr

graphics/glslang/Portfile

@@ -5,8 +5,8 @@ PortGroup           github 1.0
 PortGroup           cmake 1.1
 PortGroup           legacysupport 1.1
 
-github.setup        KhronosGroup glslang 13.0.0
-revision            3
+github.setup        KhronosGroup glslang 1.3.296.0 vulkan-sdk-
+revision            0
 
 categories          graphics devel
 license             {BSD Permissive}
@@ -17,19 +17,19 @@ long_description    Glslang is the official reference compiler for \
                     the OpenGL and OpenGL ES shading languages.
 homepage            https://www.khronos.org/opengles/sdk/tools/Reference-Compiler/
 
-checksums           sha256  d4eece144c4930b4793779396665bd415dd641c8f33115b4de4c83d42a39d9f1 \
-                    rmd160  a187c2d1c75a05eb5aba4afadf9ba689b15c63f9 \
-                    size    3712855
+checksums           sha256  4d455a9a9a0d23231b22c7595ee343989a5f6ee50b5eb05aa663b92352bb51e8 \
+                    rmd160  c0e219aee3a62a8d0fd25c2f96a5a5851437963d \
+                    size    3867163
 
-set py_ver          3.11
+set py_ver          3.12
 set py_ver_nodot    [string map {. {}} ${py_ver}]
 
 compiler.cxx_standard 2017
 
 # Need to use MacPorts libc++ on macOS 10.14 Mojave and older, because
 # Apple Clang only added support for the C++17 <filesystem> library
 # starting in Xcode 11 (clang-1100) for macOS 10.15+.
-# 
+#
 # References:
 # * https://stackoverflow.com/a/55353263
 # * https://developer.apple.com/documentation/xcode-release-notes/xcode-11-release-notes
@@ -45,9 +45,16 @@ legacysupport.use_mp_libcxx yes
 # https://github.com/KhronosGroup/glslang/pull/3371
 patchfiles-append       create-pkgconfig-file.diff
 
+depends_lib-append      port:spirv-tools
+depends_lib-append      port:python${py_ver_nodot}
+
 depends_build-append    port:python${py_ver_nodot}
+
 configure.python        ${prefix}/bin/python${py_ver}
-configure.args-append   -DPYTHON_EXECUTABLE:FILEPATH=${configure.python}
+
+# there is no such option in CMakeLists.txt, cmake discovers and uses right python
+#configure.args-append   -DPYTHON_EXECUTABLE:FILEPATH=${configure.python}
 
 configure.args-append   -DBUILD_SHARED_LIBS=ON \
-                        -DENABLE_GLSLANG_INSTALL=ON
+                        -DGLSLANG_ENABLE_INSTALL=ON \
+                        -DALLOW_EXTERNAL_SPIRV_TOOLS=ON

graphics/glslang/files/create-pkgconfig-file.diff

@@ -1,6 +1,17 @@
---- CMakeLists.txt.orig	2023-08-23 19:24:25.000000000 -0400
-+++ CMakeLists.txt	2023-10-13 18:07:29.000000000 -0400
-@@ -361,4 +361,34 @@
+--- CMakeLists.txt.orig	2024-09-26 01:10:44.000000000 +0200
++++ CMakeLists.txt	2024-10-17 09:21:40.000000000 +0200
+@@ -300,6 +300,10 @@
+                 message(WARNING "ENABLE_OPT set but SPIR-V tools not found! Disabling SPIR-V optimization.")
+             endif()
+             set(ENABLE_OPT OFF)
++        else()
++            message(STATUS "XDEBUG Using external SPIRV-Tools")
++            message(STATUS "XDEBUG\n    ENABLE_OPT=${ENABLE_OPT}\n    ENABLE_HLSL=${ENABLE_HLSL}\n    ENABLE_SPIRV=${ENABLE_SPIRV}
++    ENABLE_GLSLANG_BINARIES=${ENABLE_GLSLANG_BINARIES}\n    GLSLANG_TESTS=${GLSLANG_TESTS}\n    PROJECT_IS_TOP_LEVEL=${PROJECT_IS_TOP_LEVEL}")
+         endif()
+     else()
+         if(ENABLE_OPT)
+@@ -397,4 +401,34 @@
          DESTINATION
              "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}"
      )
@@ -16,7 +27,7 @@
 +prefix="@CMAKE_INSTALL_PREFIX@"
 +exec_prefix="${prefix}"
 +libdir="${prefix}/lib"
-+includedir="${prefix}/include"
++includedir="${prefix}/@CMAKE_INSTALL_INCLUDEDIR@"
 +
 +Name: @PROJECT_NAME@
 +Description: official reference compiler front end for the OpenGL ES and OpenGL shading languages
@@ -34,4 +45,4 @@
 +        DESTINATION
 +            "${CMAKE_INSTALL_LIBDIR}/pkgconfig"
 +    )
- endif()
+ endif(GLSLANG_ENABLE_INSTALL)