Merge branch 'PHP-8.3' into PHP-8.4

Author: petk

cmake/ext/skeleton/CMakeLists.txt.in

@@ -121,7 +121,7 @@ install(
     COMPONENT php-development
 )
 
-set(PHP_EXTENSION_%EXTNAMECAPS% TRUE)
+set(PHP_EXT_%EXTNAMECAPS%_ENABLED TRUE)
 
 # Create configuration header.
 configure_file(cmake/config.h.in config.h)

cmake/ext/skeleton/cmake/config.h.in.in

@@ -1,2 +1,2 @@
 /* Define to 1 if the PHP extension '%EXTNAME%' is available. */
-#cmakedefine PHP_EXTENSION_%EXTNAMECAPS% 1
+#cmakedefine PHP_EXT_%EXTNAMECAPS%_ENABLED 1

cmake/sapi/apache2handler/CMakeLists.txt

@@ -3,13 +3,25 @@
 
 Configure the `apache2handler` PHP SAPI.
 
-## PHP_SAPI_APACHE2HANDLER
+## Configuration options
+
+### PHP_SAPI_APACHE2HANDLER
 
 * Default: `OFF`
 * Values: `ON|OFF`
 
 Enable the shared Apache 2 handler SAPI module.
 
+## PHP_SAPI_APACHE2HANDLER_INSTALL_DIR
+
+* Default: The path to the Apache modules directory of the host system
+  (`Apache_LIBEXEC`).
+
+The path where to install the PHP Apache module (`mod_php.so`). Relative path is
+interpreted as being relative to the installation prefix `CMAKE_INSTALL_PREFIX`.
+
+## About
+
 Loadable via Apache's Dynamic Shared Object (DSO) support. If Apache will use
 PHP together with one of the threaded Multi-Processing Modules (MPMs), PHP must
 be configured and built with `PHP_THREAD_SAFETY` set to `ON`. Thread safety will
@@ -21,11 +33,24 @@ with the `APACHE_ROOT` and `Apache_APXS_EXECUTABLE` variables.
 
 For example:
 
-```cmake
+```sh
 cmake -B php-build -DPHP_SAPI_APACHE2HANDLER=ON -DAPACHE_ROOT=/opt/apache2
 # or
 cmake -B php-build -DPHP_SAPI_APACHE2HANDLER=ON -DApache_EXECUTABLE=/opt/apache2/bin/apxs
 ```
+
+The path, where to install the PHP Apache module, can be overridden with the
+`PHP_SAPI_APACHE2HANDLER_INSTALL_DIR` variable. This might be used in edge cases
+where some specific custom installation prefix is used to avoid insuficcient
+permissions of the default location on the host, or when developing the PHP
+build system.
+
+```sh
+cmake \
+  -B <build-dir> \
+  -DPHP_SAPI_APACHE2HANDLER=ON \
+  -DPHP_SAPI_APACHE2HANDLER_INSTALL_DIR=/custom/path/to/lib/apache2/modules
+```
 #]=============================================================================]
 
 include(FeatureSummary)
@@ -38,6 +63,15 @@ add_feature_info(
   "Apache HTTP server module"
 )
 
+set(
+  CACHE{PHP_SAPI_APACHE2HANDLER_INSTALL_DIR}
+  TYPE STRING
+  HELP "The path to the Apache modules directory to install PHP Apache module"
+  VALUE ""
+)
+set_property(CACHE PHP_SAPI_APACHE2HANDLER_INSTALL_DIR PROPERTY TYPE PATH)
+mark_as_advanced(PHP_SAPI_APACHE2HANDLER_INSTALL_DIR)
+
 if(NOT PHP_SAPI_APACHE2HANDLER)
   return()
 endif()
@@ -75,6 +109,13 @@ set_package_properties(
     PURPOSE "Necessary to enable the Apache PHP SAPI."
 )
 
+if(Apache_FOUND AND NOT PHP_SAPI_APACHE2HANDLER_INSTALL_DIR)
+  set_property(
+    CACHE PHP_SAPI_APACHE2HANDLER_INSTALL_DIR
+    PROPERTY VALUE "${Apache_LIBEXECDIR}"
+  )
+endif()
+
 target_link_libraries(
   php_sapi_apache2handler
   PRIVATE
@@ -146,9 +187,9 @@ endif()
 install(
   TARGETS php_sapi_apache2handler
   LIBRARY
-    DESTINATION ${Apache_LIBEXECDIR}
+    DESTINATION ${PHP_SAPI_APACHE2HANDLER_INSTALL_DIR}
     COMPONENT php-sapi-apache2handler
   RUNTIME
-    DESTINATION ${Apache_LIBEXECDIR}
+    DESTINATION ${PHP_SAPI_APACHE2HANDLER_INSTALL_DIR}
     COMPONENT php-sapi-apache2handler
 )