CMake build: Add .pri files to development package

This adds at least partial, transitional support for building
3rdparty plugins with qmake against Qt Creator built with CMake.

This might still miss some other .pri files that follow
their own naming conventions.

Fixes: QTCREATORBUG-24055
Fixes: QTCREATORBUG-25334
Change-Id: I83cc547da938976c2ec12a21a17f286b937147f7
Reviewed-by: Cristian Adam <cristian.adam@qt.io>

CMakeLists.txt

@@ -138,6 +138,25 @@ else()
   )
 endif()
 
+# install qmake support files
+install(
+  FILES
+    qtcreator.pri
+    qtcreatordata.pri
+    qtcreator_ide_branding.pri
+  DESTINATION include
+  COMPONENT Devel EXCLUDE_FROM_ALL
+)
+install(
+  FILES
+    src/qtcreatorlibrary.pri
+    src/qtcreatorplugin.pri
+    src/qtcreatortool.pri
+    src/rpath.pri
+  DESTINATION include/src
+  COMPONENT Devel EXCLUDE_FROM_ALL
+)
+
 feature_summary(INCLUDE_QUIET_PACKAGES WHAT
   PACKAGES_FOUND PACKAGES_NOT_FOUND
   ENABLED_FEATURES DISABLED_FEATURES

cmake/QtCreatorAPI.cmake

@@ -136,7 +136,14 @@ function(add_qtc_library name)
 
   add_library(${name} ${library_type} ${_arg_SOURCES})
   add_library(QtCreator::${name} ALIAS ${name})
+
   set_public_headers(${name} "${_arg_SOURCES}")
+  # transitional qmake plugin build support
+  string(TOLOWER "${name}" lowername)
+  set(dependencies_pri "${CMAKE_CURRENT_SOURCE_DIR}/${lowername}_dependencies.pri")
+  if(EXISTS ${dependencies_pri})
+    qtc_add_public_header(${dependencies_pri})
+  endif()
 
   # TODO remove, see above
   if (_arg_SOURCES_PREFIX)
@@ -387,7 +394,14 @@ function(add_qtc_plugin target_name)
 
   add_library(${target_name} SHARED ${_arg_SOURCES})
   add_library(QtCreator::${target_name} ALIAS ${target_name})
+
   set_public_headers(${target_name} "${_arg_SOURCES}")
+  # transitional qmake plugin build support
+  string(TOLOWER "${target_name}" lowername)
+  set(dependencies_pri "${CMAKE_CURRENT_SOURCE_DIR}/${lowername}_dependencies.pri")
+  if(EXISTS ${dependencies_pri})
+    qtc_add_public_header(${dependencies_pri})
+  endif()
 
   ### Generate EXPORT_SYMBOL
   string(TOUPPER "${name}_LIBRARY" EXPORT_SYMBOL)

src/libs/3rdparty/syntax-highlighting/CMakeLists.txt

@@ -43,6 +43,9 @@ add_qtc_library(KSyntaxHighlighting SHARED
     src/lib/xml_p.h
 )
 qtc_add_public_header(autogenerated/src/lib/State)
+# transitional qmake plugin build support
+qtc_add_public_header(${CMAKE_CURRENT_SOURCE_DIR}/../../../shared/syntax/syntax_shared.pri)
+qtc_add_public_header(syntax-highlighting_dependencies.pri)
 
 if(TARGET KSyntaxHighlighting)
   install(

src/libs/ssh/CMakeLists.txt

@@ -20,3 +20,5 @@ add_qtc_library(QtcSsh
     sshremoteprocessrunner.cpp sshremoteprocessrunner.h
     sshsettings.cpp sshsettings.h
 )
+# transitional qmake plugin build support
+qtc_add_public_header(ssh_dependencies.pri)

src/plugins/coreplugin/CMakeLists.txt

@@ -201,3 +201,6 @@ if ((NOT WIN32) AND (NOT APPLE))
     )
   endforeach()
 endif()
+
+# transitional qmake plugin build support
+qtc_add_public_header(coreplugin_dependencies.pri)