Simplify making paths absolute

The cmake_path(ABSOLUTE_PATH) already covers case if input is absolute
and also normalizes it.

Author: petk

cmake/cmake/modules/FindDTrace.cmake

@@ -161,34 +161,28 @@ function(dtrace_target)
     message(FATAL_ERROR "${CMAKE_CURRENT_FUNCTION} expects source files.")
   endif()
 
-  if(NOT IS_ABSOLUTE "${parsed_INPUT}")
-    cmake_path(
-      ABSOLUTE_PATH
-      parsed_INPUT
-      BASE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
-      NORMALIZE
-    )
-  endif()
+  cmake_path(
+    ABSOLUTE_PATH
+    parsed_INPUT
+    BASE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+    NORMALIZE
+  )
 
-  if(NOT IS_ABSOLUTE "${parsed_HEADER}")
+  cmake_path(
+    ABSOLUTE_PATH
+    parsed_HEADER
+    BASE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+    NORMALIZE
+  )
+
+  set(sources "")
+  foreach(source IN LISTS parsed_SOURCES)
     cmake_path(
       ABSOLUTE_PATH
-      parsed_HEADER
-      BASE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+      source
+      BASE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
       NORMALIZE
     )
-  endif()
-
-  set(sources "")
-  foreach(source IN LISTS parsed_SOURCES)
-    if(NOT IS_ABSOLUTE ${source})
-      cmake_path(
-        ABSOLUTE_PATH
-        source
-        BASE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
-        NORMALIZE
-      )
-    endif()
     list(APPEND sources ${source})
   endforeach()
   set(parsed_SOURCES ${sources})

cmake/cmake/modules/PHP/ConfigureFile.cmake

@@ -191,14 +191,12 @@ function(php_configure_file)
 
   if(parsed_INPUT)
     set(___phpConfigureFileTemplate "${parsed_INPUT}")
-    if(NOT IS_ABSOLUTE "${___phpConfigureFileTemplate}")
-      cmake_path(
-        ABSOLUTE_PATH
-        ___phpConfigureFileTemplate
-        BASE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
-        NORMALIZE
-      )
-    endif()
+    cmake_path(
+      ABSOLUTE_PATH
+      ___phpConfigureFileTemplate
+      BASE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+      NORMALIZE
+    )
   else()
     cmake_path(GET parsed_OUTPUT FILENAME ___phpConfigureFileTemplate)
     set(
@@ -209,14 +207,12 @@ function(php_configure_file)
   endif()
 
   set(___phpConfigureFileOutput "${parsed_OUTPUT}")
-  if(NOT IS_ABSOLUTE "${___phpConfigureFileOutput}")
-    cmake_path(
-      ABSOLUTE_PATH
-      ___phpConfigureFileOutput
-      BASE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
-      NORMALIZE
-    )
-  endif()
+  cmake_path(
+    ABSOLUTE_PATH
+    ___phpConfigureFileOutput
+    BASE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+    NORMALIZE
+  )
 
   cmake_path(GET ___phpConfigureFileOutput FILENAME filename)
   set(

cmake/cmake/modules/PHP/PkgConfigGenerator.cmake

@@ -160,24 +160,20 @@ function(pkgconfig_generate_pc)
   endif()
 
   set(template "${ARGV0}")
-  if(NOT IS_ABSOLUTE "${template}")
-    cmake_path(
-      ABSOLUTE_PATH
-      template
-      BASE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
-      NORMALIZE
-    )
-  endif()
+  cmake_path(
+    ABSOLUTE_PATH
+    template
+    BASE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+    NORMALIZE
+  )
 
   set(output "${ARGV1}")
-  if(NOT IS_ABSOLUTE "${output}")
-    cmake_path(
-      ABSOLUTE_PATH
-      output
-      BASE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
-      NORMALIZE
-    )
-  endif()
+  cmake_path(
+    ABSOLUTE_PATH
+    output
+    BASE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+    NORMALIZE
+  )
 
   file(
     GENERATE