CMake/Source/cmakemain.cxx

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/*============================================================================
CMake - Cross Platform Makefile Generator
Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the License for more information.
============================================================================*/
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// include these first, otherwise there will be problems on Windows
// with GetCurrentDirectory() being redefined
#ifdef CMAKE_BUILD_WITH_CMAKE
#include "cmDynamicLoader.h"
#include "cmDocumentation.h"
#endif
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#include "cmake.h"
#include "cmcmd.h"
#include "cmCacheManager.h"
#include "cmListFileCache.h"
#include "cmSourceFile.h"
#include "cmGlobalGenerator.h"
#include "cmLocalGenerator.h"
#include "cmMakefile.h"
#include <cmsys/Encoding.hxx>
#include <locale.h>
#ifdef CMAKE_BUILD_WITH_CMAKE
//----------------------------------------------------------------------------
static const char * cmDocumentationName[][2] =
{
{0,
" cmake - Cross-Platform Makefile Generator."},
{0,0}
};
//----------------------------------------------------------------------------
static const char * cmDocumentationUsage[][2] =
{
{0,
" cmake [options] <path-to-source>\n"
" cmake [options] <path-to-existing-build>"},
{0,
"Specify a source directory to (re-)generate a build system for "
"it in the current working directory. Specify an existing build "
"directory to re-generate its build system."},
{0,0}
};
//----------------------------------------------------------------------------
static const char * cmDocumentationUsageNote[][2] =
{
{0,
"Run 'cmake --help' for more information."},
{0,0}
};
#define CMAKE_BUILD_OPTIONS \
" <dir> = Project binary directory to be built.\n" \
" --target <tgt> = Build <tgt> instead of default targets.\n" \
" --config <cfg> = For multi-configuration tools, choose <cfg>.\n" \
" --clean-first = Build target 'clean' first, then build.\n" \
" (To clean only, use --target 'clean'.)\n" \
" --use-stderr = Ignored. Behavior is default in CMake >= 3.0.\n" \
" -- = Pass remaining options to the native tool.\n"
//----------------------------------------------------------------------------
static const char * cmDocumentationOptions[][2] =
{
CMAKE_STANDARD_OPTIONS_TABLE,
{"-E", "CMake command mode."},
{"-L[A][H]", "List non-advanced cached variables."},
{"--build <dir>", "Build a CMake-generated project binary tree."},
{"-N", "View mode only."},
{"-P <file>", "Process script mode."},
{"--find-package", "Run in pkg-config like mode."},
{"--graphviz=[file]", "Generate graphviz of dependencies, see "
"CMakeGraphVizOptions.cmake for more."},
{"--system-information [file]", "Dump information about this system."},
{"--debug-trycompile", "Do not delete the try_compile build tree. Only "
"useful on one try_compile at a time."},
{"--debug-output", "Put cmake in a debug mode."},
{"--trace", "Put cmake in trace mode."},
{"--warn-uninitialized", "Warn about uninitialized values."},
{"--warn-unused-vars", "Warn about unused variables."},
{"--no-warn-unused-cli", "Don't warn about command line options."},
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{"--check-system-vars", "Find problems with variable usage in system "
"files."},
{0,0}
};
#endif
static int do_command(int ac, char const* const* av)
{
std::vector<std::string> args;
args.push_back(av[0]);
for(int i = 2; i < ac; ++i)
{
args.push_back(av[i]);
}
return cmcmd::ExecuteCMakeCommand(args);
}
int do_cmake(int ac, char const* const* av);
static int do_build(int ac, char const* const* av);
static cmMakefile* cmakemainGetMakefile(void *clientdata)
{
cmake* cm = (cmake *)clientdata;
if(cm && cm->GetDebugOutput())
{
cmGlobalGenerator* gg=cm->GetGlobalGenerator();
if (gg)
{
cmLocalGenerator* lg=gg->GetCurrentLocalGenerator();
if (lg)
{
cmMakefile* mf = lg->GetMakefile();
return mf;
}
}
}
return 0;
}
static std::string cmakemainGetStack(void *clientdata)
{
std::string msg;
cmMakefile* mf=cmakemainGetMakefile(clientdata);
if (mf)
{
msg = mf->GetListFileStack();
if (!msg.empty())
{
msg = "\n Called from: " + msg;
}
}
return msg;
}
static void cmakemainMessageCallback(const char* m, const char*, bool&,
void *clientdata)
{
std::cerr << m << cmakemainGetStack(clientdata) << std::endl << std::flush;
}
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static void cmakemainProgressCallback(const char *m, float prog,
void* clientdata)
{
cmMakefile* mf = cmakemainGetMakefile(clientdata);
std::string dir;
if ((mf) && (strstr(m, "Configuring")==m) && (prog<0))
{
dir = " ";
dir += mf->GetCurrentDirectory();
}
else if ((mf) && (strstr(m, "Generating")==m))
{
dir = " ";
dir += mf->GetCurrentOutputDirectory();
}
if ((prog < 0) || (!dir.empty()))
{
std::cout << "-- " << m << dir << cmakemainGetStack(clientdata)<<std::endl;
}
std::cout.flush();
}
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int main(int ac, char const* const* av)
{
setlocale(LC_CTYPE, "");
cmsys::Encoding::CommandLineArguments args =
cmsys::Encoding::CommandLineArguments::Main(ac, av);
ac = args.argc();
av = args.argv();
cmSystemTools::EnableMSVCDebugHook();
cmSystemTools::FindCMakeResources(av[0]);
if(ac > 1)
{
if(strcmp(av[1], "--build") == 0)
{
return do_build(ac, av);
}
else if(strcmp(av[1], "-E") == 0)
{
return do_command(ac, av);
}
}
int ret = do_cmake(ac, av);
#ifdef CMAKE_BUILD_WITH_CMAKE
cmDynamicLoader::FlushCache();
#endif
return ret;
}
int do_cmake(int ac, char const* const* av)
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{
if ( cmSystemTools::GetCurrentWorkingDirectory().size() == 0 )
{
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std::cerr << "Current working directory cannot be established."
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<< std::endl;
return 1;
}
#ifdef CMAKE_BUILD_WITH_CMAKE
cmDocumentation doc;
doc.addCMakeStandardDocSections();
if(doc.CheckOptions(ac, av))
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{
// Construct and print requested documentation.
cmake hcm;
hcm.AddCMakePaths();
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// the command line args are processed here so that you can do
// -DCMAKE_MODULE_PATH=/some/path and have this value accessible here
std::vector<std::string> args;
for(int i =0; i < ac; ++i)
{
args.push_back(av[i]);
}
hcm.SetCacheArgs(args);
std::vector<cmDocumentationEntry> generators;
hcm.GetGeneratorDocumentation(generators);
doc.SetName("cmake");
doc.SetSection("Name",cmDocumentationName);
doc.SetSection("Usage",cmDocumentationUsage);
if ( ac == 1 )
{
doc.AppendSection("Usage",cmDocumentationUsageNote);
}
doc.AppendSection("Generators",generators);
doc.PrependSection("Options",cmDocumentationOptions);
return doc.PrintRequestedDocumentation(std::cout)? 0:1;
}
#else
if ( ac == 1 )
{
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std::cout <<
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"Bootstrap CMake should not be used outside CMake build process."
<< std::endl;
return 0;
}
#endif
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bool sysinfo = false;
bool list_cached = false;
bool list_all_cached = false;
bool list_help = false;
bool view_only = false;
cmake::WorkingMode workingMode = cmake::NORMAL_MODE;
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std::vector<std::string> args;
for(int i =0; i < ac; ++i)
{
if(strcmp(av[i], "-i") == 0)
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{
std::cerr <<
"The \"cmake -i\" wizard mode is no longer supported.\n"
"Use the -D option to set cache values on the command line.\n"
"Use cmake-gui or ccmake for an interactive dialog.\n";
return 1;
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}
else if(strcmp(av[i], "--system-information") == 0)
{
sysinfo = true;
}
else if (strcmp(av[i], "-N") == 0)
{
view_only = true;
}
else if (strcmp(av[i], "-L") == 0)
{
list_cached = true;
}
else if (strcmp(av[i], "-LA") == 0)
{
list_all_cached = true;
}
else if (strcmp(av[i], "-LH") == 0)
{
list_cached = true;
list_help = true;
}
else if (strcmp(av[i], "-LAH") == 0)
{
list_all_cached = true;
list_help = true;
}
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else if (cmHasLiteralPrefix(av[i], "-P"))
{
if ( i == ac -1 )
{
cmSystemTools::Error("No script specified for argument -P");
}
else
{
workingMode = cmake::SCRIPT_MODE;
args.push_back(av[i]);
i++;
args.push_back(av[i]);
}
}
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else if (cmHasLiteralPrefix(av[i], "--find-package"))
{
workingMode = cmake::FIND_PACKAGE_MODE;
args.push_back(av[i]);
}
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else
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{
args.push_back(av[i]);
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}
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}
if (sysinfo)
{
cmake cm;
int ret = cm.GetSystemInformation(args);
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return ret;
}
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cmake cm;
cmSystemTools::SetMessageCallback(cmakemainMessageCallback, (void *)&cm);
cm.SetProgressCallback(cmakemainProgressCallback, (void *)&cm);
cm.SetWorkingMode(workingMode);
int res = cm.Run(args, view_only);
if ( list_cached || list_all_cached )
{
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cmCacheManager::CacheIterator it =
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cm.GetCacheManager()->GetCacheIterator();
std::cout << "-- Cache values" << std::endl;
for ( it.Begin(); !it.IsAtEnd(); it.Next() )
{
cmCacheManager::CacheEntryType t = it.GetType();
if ( t != cmCacheManager::INTERNAL && t != cmCacheManager::STATIC &&
t != cmCacheManager::UNINITIALIZED )
{
bool advanced = it.PropertyExists("ADVANCED");
if ( list_all_cached || !advanced)
{
if ( list_help )
{
std::cout << "// " << it.GetProperty("HELPSTRING") << std::endl;
}
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std::cout << it.GetName() << ":" <<
cmCacheManager::TypeToString(it.GetType())
<< "=" << it.GetValue() << std::endl;
if ( list_help )
{
std::cout << std::endl;
}
}
}
}
}
// Always return a non-negative value. Windows tools do not always
// interpret negative return values as errors.
if(res != 0)
{
return 1;
}
else
{
return 0;
}
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}
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//----------------------------------------------------------------------------
static int do_build(int ac, char const* const* av)
{
#ifndef CMAKE_BUILD_WITH_CMAKE
std::cerr << "This cmake does not support --build\n";
return -1;
#else
std::string target;
std::string config = "Debug";
std::string dir;
std::vector<std::string> nativeOptions;
bool clean = false;
enum Doing { DoingNone, DoingDir, DoingTarget, DoingConfig, DoingNative};
Doing doing = DoingDir;
for(int i=2; i < ac; ++i)
{
if(doing == DoingNative)
{
nativeOptions.push_back(av[i]);
}
else if(strcmp(av[i], "--target") == 0)
{
doing = DoingTarget;
}
else if(strcmp(av[i], "--config") == 0)
{
doing = DoingConfig;
}
else if(strcmp(av[i], "--clean-first") == 0)
{
clean = true;
doing = DoingNone;
}
else if(strcmp(av[i], "--use-stderr") == 0)
{
/* tolerate legacy option */
}
else if(strcmp(av[i], "--") == 0)
{
doing = DoingNative;
}
else
{
switch (doing)
{
case DoingDir:
dir = av[i];
doing = DoingNone;
break;
case DoingTarget:
target = av[i];
doing = DoingNone;
break;
case DoingConfig:
config = av[i];
doing = DoingNone;
break;
default:
std::cerr << "Unknown argument " << av[i] << std::endl;
dir = "";
break;
}
}
}
if(dir.empty())
{
std::cerr <<
"Usage: cmake --build <dir> [options] [-- [native-options]]\n"
"Options:\n"
CMAKE_BUILD_OPTIONS
;
return 1;
}
// Hack for vs6 that passes ".\Debug" as "$(IntDir)" value:
//
if (cmSystemTools::StringStartsWith(config.c_str(), ".\\"))
{
config = config.substr(2);
}
cmake cm;
return cm.Build(dir, target, config, nativeOptions, clean);
#endif
}