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| author | Brad King <brad.king@kitware.com> | 2017-06-08 15:58:26 -0400 |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2017-06-09 10:03:26 -0400 |
| commit | 522c92d752753089f4bd50552955883a6f005570 (patch) | |
| tree | 49b61d9e60a58b0195d34560cc4afa4809813d59 /Modules/FindDoxygen.cmake | |
| parent | 893ee1b17c310f64c47cf1ebb9b9e5a839ea1940 (diff) | |
| download | cmake-522c92d752753089f4bd50552955883a6f005570.tar.gz | |
FindDoxygen: Create imported targets at most once in a given scope
The imported targets added by commit v3.9.0-rc1~55^2 (Improve Doxygen
support, 2017-04-10) need to be guarded against duplicate creation on
multiple inclusion.
Diffstat (limited to 'Modules/FindDoxygen.cmake')
| -rw-r--r-- | Modules/FindDoxygen.cmake | 40 |
1 files changed, 24 insertions, 16 deletions
diff --git a/Modules/FindDoxygen.cmake b/Modules/FindDoxygen.cmake index aff26fd472..0d9e161180 100644 --- a/Modules/FindDoxygen.cmake +++ b/Modules/FindDoxygen.cmake @@ -396,10 +396,12 @@ macro(_Doxygen_find_doxygen) endif() # Create an imported target for Doxygen - add_executable(Doxygen::doxygen IMPORTED GLOBAL) - set_target_properties(Doxygen::doxygen PROPERTIES - IMPORTED_LOCATION "${DOXYGEN_EXECUTABLE}" - ) + if(NOT TARGET Doxygen::doxygen) + add_executable(Doxygen::doxygen IMPORTED GLOBAL) + set_target_properties(Doxygen::doxygen PROPERTIES + IMPORTED_LOCATION "${DOXYGEN_EXECUTABLE}" + ) + endif() endif() endmacro() @@ -429,10 +431,12 @@ macro(_Doxygen_find_dia) endif() # Create an imported target for component - add_executable(Doxygen::dia IMPORTED GLOBAL) - set_target_properties(Doxygen::dia PROPERTIES - IMPORTED_LOCATION "${DOXYGEN_DIA_EXECUTABLE}" - ) + if(NOT TARGET Doxygen::dia) + add_executable(Doxygen::dia IMPORTED GLOBAL) + set_target_properties(Doxygen::dia PROPERTIES + IMPORTED_LOCATION "${DOXYGEN_DIA_EXECUTABLE}" + ) + endif() endif() unset(_x86) @@ -474,10 +478,12 @@ macro(_Doxygen_find_dot) endif() # Create an imported target for component - add_executable(Doxygen::dot IMPORTED GLOBAL) - set_target_properties(Doxygen::dot PROPERTIES - IMPORTED_LOCATION "${DOXYGEN_DOT_EXECUTABLE}" - ) + if(NOT TARGET Doxygen::dot) + add_executable(Doxygen::dot IMPORTED GLOBAL) + set_target_properties(Doxygen::dot PROPERTIES + IMPORTED_LOCATION "${DOXYGEN_DOT_EXECUTABLE}" + ) + endif() endif() unset(_Doxygen_GRAPHVIZ_BIN_DIRS) @@ -510,10 +516,12 @@ macro(_Doxygen_find_mscgen) endif() # Create an imported target for component - add_executable(Doxygen::mscgen IMPORTED GLOBAL) - set_target_properties(Doxygen::mscgen PROPERTIES - IMPORTED_LOCATION "${DOXYGEN_MSCGEN_EXECUTABLE}" - ) + if(NOT TARGET Doxygen::mscgen) + add_executable(Doxygen::mscgen IMPORTED GLOBAL) + set_target_properties(Doxygen::mscgen PROPERTIES + IMPORTED_LOCATION "${DOXYGEN_MSCGEN_EXECUTABLE}" + ) + endif() endif() unset(_x86) |