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Merge topic 'try_compile-COPY_FILE_ERROR' 

c28715b try_compile: Add COPY_FILE_ERROR option to capture failure
This commit is contained in:
Brad King 2013-07-15 09:33:32 -04:00 committed by CMake Topic Stage
parent c0fe24e539 c28715b16c
commit f6024ef420
10 changed files with 78 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

46
Source/cmCoreTryCompile.cxx
View File

@ -33,18 +33,20 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
std::vector<std::string> compileDefs;
std::string outputVariable;
std::string copyFile;
std::string copyFileError;
std::vector<cmTarget*> targets;
std::string libsToLink = " ";
bool useOldLinkLibs = true;
char targetNameBuf[64];
bool didOutputVariable = false;
bool didCopyFile = false;
bool didCopyFileError = false;
bool useSources = argv[2] == "SOURCES";
std::vector<std::string> sources;
enum Doing { DoingNone, DoingCMakeFlags, DoingCompileDefinitions,
DoingLinkLibraries, DoingOutputVariable, DoingCopyFile,
DoingSources };
DoingCopyFileError, DoingSources };
Doing doing = useSources? DoingSources : DoingNone;
for(size_t i=3; i < argv.size(); ++i)
{
@ -75,6 +77,11 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
doing = DoingCopyFile;
didCopyFile = true;
}
else if(argv[i] == "COPY_FILE_ERROR")
{
doing = DoingCopyFileError;
didCopyFileError = true;
}
else if(doing == DoingCMakeFlags)
{
cmakeFlags.push_back(argv[i]);
@ -122,6 +129,11 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
copyFile = argv[i].c_str();
doing = DoingNone;
}
else if(doing == DoingCopyFileError)
{
copyFileError = argv[i].c_str();
doing = DoingNone;
}
else if(doing == DoingSources)
{
sources.push_back(argv[i]);
@ -150,6 +162,20 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
return -1;
}
if(didCopyFileError && copyFileError.empty())
{
this->Makefile->IssueMessage(cmake::FATAL_ERROR,
"COPY_FILE_ERROR must be followed by a variable name");
return -1;
}
if(didCopyFileError && !didCopyFile)
{
this->Makefile->IssueMessage(cmake::FATAL_ERROR,
"COPY_FILE_ERROR may be used only with COPY_FILE");
return -1;
}
if(didOutputVariable && outputVariable.empty())
{
this->Makefile->IssueMessage(cmake::FATAL_ERROR,
@ -444,6 +470,7 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
if (this->SrcFileSignature)
{
std::string copyFileErrorMessage;
this->FindOutputFile(targetName);
if ((res==0) && (copyFile.size()))
@ -461,10 +488,23 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
{
emsg << this->FindErrorMessage.c_str();
}
this->Makefile->IssueMessage(cmake::FATAL_ERROR, emsg.str());
return -1;
if(copyFileError.empty())
{
this->Makefile->IssueMessage(cmake::FATAL_ERROR, emsg.str());
return -1;
}
else
{
copyFileErrorMessage = emsg.str();
}
}
}
if(!copyFileError.empty())
{
this->Makefile->AddDefinition(copyFileError.c_str(),
copyFileErrorMessage.c_str());
}
}
return res;
}

4
Source/cmTryCompileCommand.h
View File

@ -69,14 +69,14 @@ public:
" [COMPILE_DEFINITIONS flags...]\n"
" [LINK_LIBRARIES libs...]\n"
" [OUTPUT_VARIABLE <var>]\n"
" [COPY_FILE <fileName>])\n"
" [COPY_FILE <fileName> [COPY_FILE_ERROR <var>]])\n"
"Try building an executable from one or more source files. "
"In this form the user need only supply one or more source files "
"that include a definition for 'main'. "
"CMake will create a CMakeLists.txt file to build the source(s) "
"as an executable. "
"Specify COPY_FILE to get a copy of the linked executable at the "
"given fileName."
"given fileName and optionally COPY_FILE_ERROR to capture any error."
"\n"
"In this version all files in bindir/CMakeFiles/CMakeTmp "
"will be cleaned automatically. For debugging, --debug-trycompile can "

1
Tests/RunCMake/try_compile/CopyFileErrorNoCopyFile-result.txt Normal file
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@ -0,0 +1 @@
1

4
Tests/RunCMake/try_compile/CopyFileErrorNoCopyFile-stderr.txt Normal file
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@ -0,0 +1,4 @@
CMake Error at CopyFileErrorNoCopyFile.cmake:1 \(try_compile\):
COPY_FILE_ERROR may be used only with COPY_FILE
Call Stack \(most recent call first\):
CMakeLists.txt:3 \(include\)

2
Tests/RunCMake/try_compile/CopyFileErrorNoCopyFile.cmake Normal file
View File

@ -0,0 +1,2 @@
try_compile(RESULT ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/src.c
COPY_FILE_ERROR _copied)

1
Tests/RunCMake/try_compile/NoCopyFileError-result.txt Normal file
View File

@ -0,0 +1 @@
1

4
Tests/RunCMake/try_compile/NoCopyFileError-stderr.txt Normal file
View File

@ -0,0 +1,4 @@
CMake Error at NoCopyFileError.cmake:1 \(try_compile\):
COPY_FILE_ERROR must be followed by a variable name
Call Stack \(most recent call first\):
CMakeLists.txt:3 \(include\)

2
Tests/RunCMake/try_compile/NoCopyFileError.cmake Normal file
View File

@ -0,0 +1,2 @@
try_compile(RESULT ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/src.c
COPY_FILE ${CMAKE_CURRENT_BINARY_DIR}/copied.bin COPY_FILE_ERROR)

2
Tests/RunCMake/try_compile/RunCMakeTest.cmake
View File

@ -1,10 +1,12 @@
include(RunCMake)
run_cmake(CopyFileErrorNoCopyFile)
run_cmake(NoArgs)
run_cmake(OneArg)
run_cmake(TwoArgs)
run_cmake(NoCopyFile)
run_cmake(NoCopyFile2)
run_cmake(NoCopyFileError)
run_cmake(NoOutputVariable)
run_cmake(NoOutputVariable2)
run_cmake(NoSources)

17
Tests/TryCompile/CMakeLists.txt
View File

@ -44,6 +44,23 @@ else()
file(REMOVE "${TryCompile_BINARY_DIR}/CopyOfPass")
endif()
# try to compile a file that should compile
# also check that COPY_FILE_ERROR works
file(WRITE ${TryCompile_BINARY_DIR}/invalid "")
try_compile(SHOULD_PASS
${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
${TryCompile_SOURCE_DIR}/pass.c
OUTPUT_VARIABLE TRY_OUT
COPY_FILE ${TryCompile_BINARY_DIR}/invalid/path
COPY_FILE_ERROR _captured
)
if(NOT SHOULD_PASS)
message(SEND_ERROR "should pass failed ${TRY_OUT}")
endif()
if(NOT _captured MATCHES "Cannot copy output executable.*/invalid/path")
message(SEND_ERROR "COPY_FILE_ERROR did not capture expected message")
endif()
# try to compile a file that should not compile
try_compile(SHOULD_FAIL
${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp