diff options
| -rw-r--r-- | Source/cmComputeLinkDepends.cxx | 22 | ||||
| -rw-r--r-- | Source/cmComputeLinkDepends.h | 4 | ||||
| -rw-r--r-- | Tests/CMakeOnly/CMakeLists.txt | 3 | ||||
| -rw-r--r-- | Tests/CMakeOnly/LinkInterfaceLoop/CMakeLists.txt | 27 | ||||
| -rw-r--r-- | Tests/CMakeOnly/LinkInterfaceLoop/lib.c | 1 | ||||
| -rw-r--r-- | Tests/CMakeOnly/LinkInterfaceLoop/main.c | 1 |
6 files changed, 55 insertions, 3 deletions
diff --git a/Source/cmComputeLinkDepends.cxx b/Source/cmComputeLinkDepends.cxx index 802cfcf..9a075bd 100644 --- a/Source/cmComputeLinkDepends.cxx +++ b/Source/cmComputeLinkDepends.cxx @@ -358,7 +358,7 @@ void cmComputeLinkDepends::FollowLinkEntry(BFSEntry const& qe) this->AddLinkEntries(depender_index, iface->Libraries); // Handle dependent shared libraries. - this->QueueSharedDependencies(depender_index, iface->SharedDeps); + this->FollowSharedDeps(depender_index, iface); // Support for CMP0003. for(std::vector<std::string>::const_iterator @@ -379,6 +379,23 @@ void cmComputeLinkDepends::FollowLinkEntry(BFSEntry const& qe) //---------------------------------------------------------------------------- void cmComputeLinkDepends +::FollowSharedDeps(int depender_index, cmTarget::LinkInterface const* iface, + bool follow_interface) +{ + // Follow dependencies if we have not followed them already. + if(this->SharedDepFollowed.insert(depender_index).second) + { + if(follow_interface) + { + this->QueueSharedDependencies(depender_index, iface->Libraries); + } + this->QueueSharedDependencies(depender_index, iface->SharedDeps); + } +} + +//---------------------------------------------------------------------------- +void +cmComputeLinkDepends ::QueueSharedDependencies(int depender_index, std::vector<std::string> const& deps) { @@ -430,8 +447,7 @@ void cmComputeLinkDepends::HandleSharedDependency(SharedDepEntry const& dep) entry.Target->GetLinkInterface(this->Config)) { // Follow public and private dependencies transitively. - this->QueueSharedDependencies(index, iface->Libraries); - this->QueueSharedDependencies(index, iface->SharedDeps); + this->FollowSharedDeps(index, iface, true); } } } diff --git a/Source/cmComputeLinkDepends.h b/Source/cmComputeLinkDepends.h index e196e00..80a0454 100644 --- a/Source/cmComputeLinkDepends.h +++ b/Source/cmComputeLinkDepends.h @@ -105,6 +105,10 @@ private: int DependerIndex; }; std::queue<SharedDepEntry> SharedDepQueue; + std::set<int> SharedDepFollowed; + void FollowSharedDeps(int depender_index, + cmTarget::LinkInterface const* iface, + bool follow_interface = false); void QueueSharedDependencies(int depender_index, std::vector<std::string> const& deps); void HandleSharedDependency(SharedDepEntry const& dep); diff --git a/Tests/CMakeOnly/CMakeLists.txt b/Tests/CMakeOnly/CMakeLists.txt index ec883ef..f6aa9b5 100644 --- a/Tests/CMakeOnly/CMakeLists.txt +++ b/Tests/CMakeOnly/CMakeLists.txt @@ -8,6 +8,9 @@ macro(add_CMakeOnly_test test) ) endmacro() +add_CMakeOnly_test(LinkInterfaceLoop) +set_property(TEST CMakeOnly.LinkInterfaceLoop PROPERTY TIMEOUT 90) + add_CMakeOnly_test(CheckSymbolExists) add_CMakeOnly_test(CheckCXXSymbolExists) diff --git a/Tests/CMakeOnly/LinkInterfaceLoop/CMakeLists.txt b/Tests/CMakeOnly/LinkInterfaceLoop/CMakeLists.txt new file mode 100644 index 0000000..56e449a --- /dev/null +++ b/Tests/CMakeOnly/LinkInterfaceLoop/CMakeLists.txt @@ -0,0 +1,27 @@ +cmake_minimum_required (VERSION 2.8) +project(LinkInterfaceLoop C) + +# Add a shared library that incorrectly names itself as a +# dependency, thus forming a cycle. +add_library(A SHARED IMPORTED) +set_target_properties(A PROPERTIES + IMPORTED_LINK_DEPENDENT_LIBRARIES A + IMPORTED_LOCATION "${CMAKE_CURRENT_BINARY_DIR}/dirA/A" + ) + +# Add a shared library that incorrectly names itself in +# its link interface, thus forming a cycle. +add_library(B SHARED IMPORTED) +set_target_properties(B PROPERTIES + IMPORTED_LINK_INTERFACE_LIBRARIES B + IMPORTED_LOCATION "${CMAKE_CURRENT_BINARY_DIR}/dirB/B" + ) + +# Add a shared library with an empty link interface +# that depends on two shared libraries. +add_library(C SHARED lib.c) +set_property(TARGET C PROPERTY LINK_INTERFACE_LIBRARIES "") +target_link_libraries(C B A) + +add_executable(main main.c) +target_link_libraries(main C) diff --git a/Tests/CMakeOnly/LinkInterfaceLoop/lib.c b/Tests/CMakeOnly/LinkInterfaceLoop/lib.c new file mode 100644 index 0000000..fede1d6 --- /dev/null +++ b/Tests/CMakeOnly/LinkInterfaceLoop/lib.c @@ -0,0 +1 @@ +int lib(void) { return 0; } diff --git a/Tests/CMakeOnly/LinkInterfaceLoop/main.c b/Tests/CMakeOnly/LinkInterfaceLoop/main.c new file mode 100644 index 0000000..78f2de1 --- /dev/null +++ b/Tests/CMakeOnly/LinkInterfaceLoop/main.c @@ -0,0 +1 @@ +int main(void) { return 0; } |