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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmUtilitySourceCommand.h"
#include <cstring>
#include "cmExecutionStatus.h"
#include "cmMakefile.h"
#include "cmState.h"
#include "cmStateTypes.h"
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
// cmUtilitySourceCommand
bool cmUtilitySourceCommand(std::vector<std::string> const& args,
cmExecutionStatus& status)
{
if (args.size() < 3) {
status.SetError("called with incorrect number of arguments");
return false;
}
auto arg = args.begin();
// The first argument is the cache entry name.
std::string const& cacheEntry = *arg++;
const char* cacheValue = status.GetMakefile().GetDefinition(cacheEntry);
// If it exists already and appears up to date then we are done. If
// the string contains "(IntDir)" but that is not the
// CMAKE_CFG_INTDIR setting then the value is out of date.
std::string const& intDir =
status.GetMakefile().GetRequiredDefinition("CMAKE_CFG_INTDIR");
bool haveCacheValue = false;
if (status.GetMakefile().IsOn("CMAKE_CROSSCOMPILING")) {
haveCacheValue = (cacheValue != nullptr);
if (!haveCacheValue) {
std::string msg = cmStrCat(
"UTILITY_SOURCE is used in cross compiling mode for ", cacheEntry,
". If your intention is to run this executable, you need to "
"preload the cache with the full path to a version of that "
"program, which runs on this build machine.");
cmSystemTools::Message(msg, "Warning");
}
} else {
cmState* state = status.GetMakefile().GetState();
haveCacheValue = (cacheValue &&
(strstr(cacheValue, "(IntDir)") == nullptr ||
(intDir == "$(IntDir)")) &&
(state->GetCacheMajorVersion() != 0 &&
state->GetCacheMinorVersion() != 0));
}
if (haveCacheValue) {
return true;
}
// The second argument is the utility's executable name, which will be
// needed later.
std::string const& utilityName = *arg++;
// The third argument specifies the relative directory of the source
// of the utility.
std::string const& relativeSource = *arg++;
std::string utilitySource = status.GetMakefile().GetCurrentSourceDirectory();
utilitySource = utilitySource + "/" + relativeSource;
// If the directory doesn't exist, the source has not been included.
if (!cmSystemTools::FileExists(utilitySource)) {
return true;
}
// Make sure all the files exist in the source directory.
while (arg != args.end()) {
std::string file = utilitySource + "/" + *arg++;
if (!cmSystemTools::FileExists(file)) {
return true;
}
}
// The source exists.
const std::string& cmakeCFGout =
status.GetMakefile().GetRequiredDefinition("CMAKE_CFG_INTDIR");
std::string utilityDirectory =
status.GetMakefile().GetCurrentBinaryDirectory();
std::string exePath;
if (auto d = status.GetMakefile().GetDefinition("EXECUTABLE_OUTPUT_PATH")) {
exePath = d;
}
if (!exePath.empty()) {
utilityDirectory = exePath;
} else {
utilityDirectory += "/" + relativeSource;
}
// Construct the cache entry for the executable's location.
std::string utilityExecutable = utilityDirectory + "/" + cmakeCFGout + "/" +
utilityName +
status.GetMakefile().GetDefinition("CMAKE_EXECUTABLE_SUFFIX");
// make sure we remove any /./ in the name
cmSystemTools::ReplaceString(utilityExecutable, "/./", "/");
// Enter the value into the cache.
status.GetMakefile().AddCacheDefinition(cacheEntry, utilityExecutable,
"Path to an internal program.",
cmStateEnums::FILEPATH);
// add a value into the cache that maps from the
// full path to the name of the project
cmSystemTools::ConvertToUnixSlashes(utilityExecutable);
status.GetMakefile().AddCacheDefinition(utilityExecutable, utilityName,
"Executable to project name.",
cmStateEnums::INTERNAL);
return true;
}
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