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Merge topic 'find_library-updated-directory-content' 

ce331bab find_library: Fix repeat call after changing directory content (#15293)
This commit is contained in:
Brad King 2014-12-09 10:54:54 -05:00 committed by CMake Topic Stage
parent 92eaa47077 ce331bab92
commit 3b9477231d
7 changed files with 55 additions and 20 deletions
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19
Source/cmGlobalGenerator.cxx
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@ -2725,7 +2725,9 @@ void cmGlobalGenerator::AddToManifest(const std::string& config,
// Add to the content listing for the file's directory.
std::string dir = cmSystemTools::GetFilenamePath(f);
std::string file = cmSystemTools::GetFilenameName(f);
this->DirectoryContentMap[dir].insert(file);
DirectoryContent& dc = this->DirectoryContentMap[dir];
dc.Generated.insert(file);
dc.All.insert(file);
}
//----------------------------------------------------------------------------
@ -2733,8 +2735,14 @@ std::set<std::string> const&
cmGlobalGenerator::GetDirectoryContent(std::string const& dir, bool needDisk)
{
DirectoryContent& dc = this->DirectoryContentMap[dir];
if(needDisk && !dc.LoadedFromDisk)
if(needDisk)
{
long mt = cmSystemTools::ModifiedTime(dir);
if (mt != dc.LastDiskTime)
{
// Reset to non-loaded directory content.
dc.All = dc.Generated;
// Load the directory content from disk.
cmsys::Directory d;
if(d.Load(dir))
@ -2745,13 +2753,14 @@ cmGlobalGenerator::GetDirectoryContent(std::string const& dir, bool needDisk)
const char* f = d.GetFile(i);
if(strcmp(f, ".") != 0 && strcmp(f, "..") != 0)
{
dc.insert(f);
dc.All.insert(f);
}
}
}
dc.LoadedFromDisk = true;
dc.LastDiskTime = mt;
}
return dc;
}
return dc.All;
}
//----------------------------------------------------------------------------

17
Source/cmGlobalGenerator.h
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@ -255,9 +255,9 @@ public:
cmTargetManifest const& GetTargetManifest() const
{ return this->TargetManifest; }
/** Get the content of a directory. Directory listings are loaded
from disk at most once and cached. During the generation step
the content will include the target files to be built even if
/** Get the content of a directory. Directory listings are cached
and re-loaded from disk only when modified. During the generation
step the content will include the target files to be built even if
they do not yet exist. */
std::set<std::string> const& GetDirectoryContent(std::string const& dir,
bool needDisk = true);
@ -486,13 +486,14 @@ private:
virtual const char* GetBuildIgnoreErrorsFlag() const { return 0; }
// Cache directory content and target files to be built.
struct DirectoryContent: public std::set<std::string>
struct DirectoryContent
{
typedef std::set<std::string> derived;
bool LoadedFromDisk;
DirectoryContent(): LoadedFromDisk(false) {}
long LastDiskTime;
std::set<std::string> All;
std::set<std::string> Generated;
DirectoryContent(): LastDiskTime(-1) {}
DirectoryContent(DirectoryContent const& dc):
derived(dc), LoadedFromDisk(dc.LoadedFromDisk) {}
LastDiskTime(dc.LastDiskTime), All(dc.All), Generated(dc.Generated) {}
};
std::map<std::string, DirectoryContent> DirectoryContentMap;

1
Tests/RunCMake/CMakeLists.txt
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@ -104,6 +104,7 @@ add_RunCMake_test(export)
add_RunCMake_test(cmake_minimum_required)
add_RunCMake_test(continue)
add_RunCMake_test(file)
add_RunCMake_test(find_library)
add_RunCMake_test(find_package)
add_RunCMake_test(get_filename_component)
add_RunCMake_test(if)

3
Tests/RunCMake/find_library/CMakeLists.txt Normal file
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@ -0,0 +1,3 @@
cmake_minimum_required(VERSION 3.1)
project(${RunCMake_TEST} NONE)
include(${RunCMake_TEST}.cmake)

2
Tests/RunCMake/find_library/Created-stderr.txt Normal file
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@ -0,0 +1,2 @@
CREATED_LIBRARY='CREATED_LIBRARY-NOTFOUND'
CREATED_LIBRARY='[^']*/Tests/RunCMake/find_library/Created-build/lib/libcreated.a'

16
Tests/RunCMake/find_library/Created.cmake Normal file
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@ -0,0 +1,16 @@
list(APPEND CMAKE_FIND_LIBRARY_PREFIXES lib)
list(APPEND CMAKE_FIND_LIBRARY_SUFFIXES .a)
find_library(CREATED_LIBRARY
NAMES created
PATHS ${CMAKE_CURRENT_BINARY_DIR}/lib
NO_DEFAULT_PATH
)
message("CREATED_LIBRARY='${CREATED_LIBRARY}'")
file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/lib)
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/lib/libcreated.a" "created")
find_library(CREATED_LIBRARY
NAMES created
PATHS ${CMAKE_CURRENT_BINARY_DIR}/lib
NO_DEFAULT_PATH
)
message("CREATED_LIBRARY='${CREATED_LIBRARY}'")

3
Tests/RunCMake/find_library/RunCMakeTest.cmake Normal file
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@ -0,0 +1,3 @@
include(RunCMake)
run_cmake(Created)