new macro FIND_LIBRARY_EX() for win32

svn path=/trunk/KDE/kdelibs/; revision=716251

1 files changed, 111 insertions, 0 deletions

diff --git a/modules/FindLibraryEx.cmake b/modules/FindLibraryEx.cmake
new file mode 100644
index 00000000..30dc87b8
--- /dev/null
+++ b/modules/FindLibraryEx.cmake
@@ -0,0 +1,111 @@
+#
+#  FIND_LIBRARY_EX - enhanced FIND_LIBRARY to allow the search for an
+#                    optional debug library with a WIN32_DEBUG_POSTFIX similar
+#                    to CMAKE_DEBUG_POSTFIX when creating a shared lib
+#                    it has to be the second and third argument
+#
+# Copyright (c) 2007, Christian Ehrlicher, <ch.ehrlicher@gmx.de>
+# Redistribution and use is allowed according to the terms of the BSD license.
+# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
+
+MACRO(FIND_LIBRARY_EX var_name win32_dbg_postfix_name dgb_postfix libname)
+
+  IF(NOT ${win32_dbg_postfix_name} STREQUAL "WIN32_DEBUG_POSTFIX")
+
+    # no WIN32_DEBUG_POSTFIX -> simply pass all arguments to FIND_LIBRARY
+    FIND_LIBRARY(${var_name}
+                 ${win32_dbg_postfix_name}
+                 ${dgb_postfix}
+                 ${libname}
+                 ${ARGN}
+    )
+
+  ELSE(NOT ${win32_dbg_postfix_name} STREQUAL "WIN32_DEBUG_POSTFIX")
+
+   IF(NOT WIN32)
+     # on non-win32 we don't need to take care about WIN32_DEBUG_POSTFIX
+
+     FIND_LIBRARY(var_name ${libname} ${ARGN})
+
+   ELSE(NOT WIN32)
+
+     # 1. get all possible libnames
+     SET(args ${ARGN})
+     SET(libnames_release "")
+     SET(libnames_debug "")
+
+     LIST(LENGTH args listCount)
+
+     IF("${libname}" STREQUAL "NAMES")
+       SET(append_rest 0)
+       LIST(APPEND args " ")
+
+       FOREACH(i RANGE ${listCount})
+         LIST(GET args ${i} val)
+
+         IF(append_rest)
+           LIST(APPEND newargs ${val})
+         ELSE(append_rest)
+           IF("${val}" STREQUAL "PATHS")
+             LIST(APPEND newargs ${val})
+             SET(append_rest 1)
+           ELSE("${val}" STREQUAL "PATHS")
+             LIST(APPEND libnames_release "${val}")
+             LIST(APPEND libnames_debug   "${val}${dgb_postfix}")
+           ENDIF("${val}" STREQUAL "PATHS")
+         ENDIF(append_rest)
+
+       ENDFOREACH(i)
+
+     ELSE("${libname}" STREQUAL "NAMES")
+
+       # just one name
+       LIST(APPEND libnames_release "${libname}")
+       LIST(APPEND libnames_debug   "${libname}${dgb_postfix}")
+
+       SET(newargs ${args})
+
+     ENDIF("${libname}" STREQUAL "NAMES")
+     
+     # search the release lib
+     FIND_LIBRARY(${var_name}_RELEASE
+                  NAMES ${libnames_release}
+                  ${newargs}
+     )
+
+     # search the debug lib
+     FIND_LIBRARY(${var_name}_DEBUG
+                  NAMES ${libnames_debug}
+                  ${newargs}
+     )
+
+     IF(${var_name}_RELEASE AND ${var_name}_DEBUG)
+
+       # both libs found
+       SET(${var_name} optimized ${${var_name}_RELEASE}
+                       debug     ${${var_name}_DEBUG})
+
+     ELSE(${var_name}_RELEASE AND ${var_name}_DEBUG)
+
+       IF(${var_name}_RELEASE)
+
+         # only release found
+         SET(${var_name} ${${var_name}_RELEASE})
+
+       ELSE(${var_name}_RELEASE)
+
+         # only debug (or nothing) found
+         SET(${var_name} ${${var_name}_DEBUG})
+
+       ENDIF(${var_name}_RELEASE)
+       
+     ENDIF(${var_name}_RELEASE AND ${var_name}_DEBUG)
+
+     MARK_AS_ADVANCED(${var_name}_RELEASE)
+     MARK_AS_ADVANCED(${var_name}_DEBUG)
+
+   ENDIF(NOT WIN32)
+
+  ENDIF(NOT ${win32_dbg_postfix_name} STREQUAL "WIN32_DEBUG_POSTFIX")
+
+ENDMACRO(FIND_LIBRARY_EX)