From 6aaedb813fa11ba0679c3051bc2eb28646b9506c Mon Sep 17 00:00:00 2001
From: 3gg <3gg@shellblade.net>
Date: Sat, 30 Aug 2025 16:53:58 -0700
Subject: Update to SDL3

---
 src/contrib/SDL-3.2.20/cmake/sdlmanpages.cmake | 68 ++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 src/contrib/SDL-3.2.20/cmake/sdlmanpages.cmake

(limited to 'src/contrib/SDL-3.2.20/cmake/sdlmanpages.cmake')

diff --git a/src/contrib/SDL-3.2.20/cmake/sdlmanpages.cmake b/src/contrib/SDL-3.2.20/cmake/sdlmanpages.cmake
new file mode 100644
index 0000000..dc3ebb6
--- /dev/null
+++ b/src/contrib/SDL-3.2.20/cmake/sdlmanpages.cmake
@@ -0,0 +1,68 @@
+include(CMakeParseArguments)
+include(GNUInstallDirs)
+
+function(SDL_generate_manpages)
+  cmake_parse_arguments(ARG "" "RESULT_VARIABLE;NAME;BUILD_DOCDIR;HEADERS_DIR;SOURCE_DIR;SYMBOL;OPTION_FILE;WIKIHEADERS_PL_PATH;REVISION" "" ${ARGN})
+
+  set(wikiheaders_extra_args)
+
+  if(NOT ARG_NAME)
+    set(ARG_NAME "${PROJECT_NAME}")
+  endif()
+
+  if(NOT ARG_SOURCE_DIR)
+    set(ARG_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
+  endif()
+
+  if(NOT ARG_OPTION_FILE)
+    set(ARG_OPTION_FILE "${PROJECT_SOURCE_DIR}/.wikiheaders-options")
+  endif()
+
+  if(NOT ARG_HEADERS_DIR)
+    message(FATAL_ERROR "Missing required HEADERS_DIR argument")
+  endif()
+
+  # FIXME: get rid of SYMBOL and let the perl script figure out the dependencies
+  if(NOT ARG_SYMBOL)
+    message(FATAL_ERROR "Missing required SYMBOL argument")
+  endif()
+
+  if(ARG_REVISION)
+    list(APPEND wikiheaders_extra_args "--rev=${ARG_REVISION}")
+  endif()
+
+  if(NOT ARG_BUILD_DOCDIR)
+    set(ARG_BUILD_DOCDIR "${CMAKE_CURRENT_BINARY_DIR}/docs")
+  endif()
+  set(BUILD_WIKIDIR "${ARG_BUILD_DOCDIR}/wiki")
+  set(BUILD_MANDIR "${ARG_BUILD_DOCDIR}/man")
+
+  find_package(Perl)
+  file(GLOB HEADER_FILES "${ARG_HEADERS_DIR}/*.h")
+
+  set(result FALSE)
+
+  if(PERL_FOUND AND EXISTS "${ARG_WIKIHEADERS_PL_PATH}")
+    add_custom_command(
+      OUTPUT "${BUILD_WIKIDIR}/${ARG_SYMBOL}.md"
+      COMMAND "${CMAKE_COMMAND}" -E make_directory "${BUILD_WIKIDIR}"
+      COMMAND "${PERL_EXECUTABLE}" "${ARG_WIKIHEADERS_PL_PATH}" "${ARG_SOURCE_DIR}" "${BUILD_WIKIDIR}" "--options=${ARG_OPTION_FILE}" --copy-to-wiki ${wikiheaders_extra_args}
+      DEPENDS ${HEADER_FILES} "${ARG_WIKIHEADERS_PL_PATH}" "${ARG_OPTION_FILE}"
+      COMMENT "Generating ${ARG_NAME} wiki markdown files"
+    )
+    add_custom_command(
+      OUTPUT "${BUILD_MANDIR}/man3/${ARG_SYMBOL}.3"
+      COMMAND "${PERL_EXECUTABLE}" "${ARG_WIKIHEADERS_PL_PATH}" "${ARG_SOURCE_DIR}" "${BUILD_WIKIDIR}" "--options=${ARG_OPTION_FILE}" "--manpath=${BUILD_MANDIR}" --copy-to-manpages ${wikiheaders_extra_args}
+      DEPENDS  "${BUILD_WIKIDIR}/${ARG_SYMBOL}.md" "${ARG_WIKIHEADERS_PL_PATH}" "${ARG_OPTION_FILE}"
+      COMMENT "Generating ${ARG_NAME} man pages"
+    )
+    add_custom_target(${ARG_NAME}-docs ALL DEPENDS "${BUILD_MANDIR}/man3/${ARG_SYMBOL}.3")
+
+    install(DIRECTORY "${BUILD_MANDIR}/" DESTINATION "${CMAKE_INSTALL_MANDIR}")
+    set(result TRUE)
+  endif()
+
+  if(ARG_RESULT_VARIABLE)
+    set(${ARG_RESULT_VARIABLE} ${result} PARENT_SCOPE)
+  endif()
+endfunction()
-- 
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