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llvm-config-2: Detect when we are running out of a BuildTools development tree, so that we can always provide library/include information for the real build directory.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144420 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2011-11-11 22:59:47 +00:00
parent 01b825d45b
commit c2f9c8984a
1 changed files with 18 additions and 7 deletions
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25
tools/llvm-config-2/llvm-config.cpp
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@ -174,6 +174,7 @@ int main(int argc, char **argv) {
bool IsInDevelopmentTree, DevelopmentTreeLayoutIsCMakeStyle;
llvm::SmallString<256> CurrentPath(GetExecutablePath(argv[0]).str());
std::string CurrentExecPrefix;
std::string ActiveObjRoot;
// Create an absolute path, and pop up one directory (we expect to be inside a
// bin dir).
@ -187,9 +188,19 @@ int main(int argc, char **argv) {
if (CurrentExecPrefix == std::string(LLVM_OBJ_ROOT) + "/" + LLVM_BUILDMODE) {
IsInDevelopmentTree = true;
DevelopmentTreeLayoutIsCMakeStyle = false;
// If we are in a development tree, then check if we are in a BuildTools
// directory. This indicates we are built for the build triple, but we
// always want to provide information for the host triple.
if (sys::path::filename(LLVM_OBJ_ROOT) == "BuildTools") {
ActiveObjRoot = sys::path::parent_path(LLVM_OBJ_ROOT);
} else {
ActiveObjRoot = LLVM_OBJ_ROOT;
}
} else if (CurrentExecPrefix == std::string(LLVM_OBJ_ROOT) + "/bin") {
IsInDevelopmentTree = true;
DevelopmentTreeLayoutIsCMakeStyle = true;
ActiveObjRoot = LLVM_OBJ_ROOT;
} else {
IsInDevelopmentTree = false;
}
@ -204,18 +215,18 @@ int main(int argc, char **argv) {
// CMake organizes the products differently than a normal prefix style
// layout.
if (DevelopmentTreeLayoutIsCMakeStyle) {
ActiveIncludeDir = std::string(LLVM_OBJ_ROOT) + "/include";
ActiveBinDir = std::string(LLVM_OBJ_ROOT) + "/bin/" + LLVM_BUILDMODE;
ActiveLibDir = std::string(LLVM_OBJ_ROOT) + "/lib/" + LLVM_BUILDMODE;
ActiveIncludeDir = ActiveObjRoot + "/include";
ActiveBinDir = ActiveObjRoot + "/bin/" + LLVM_BUILDMODE;
ActiveLibDir = ActiveObjRoot + "/lib/" + LLVM_BUILDMODE;
} else {
ActiveIncludeDir = std::string(LLVM_OBJ_ROOT) + "/include";
ActiveBinDir = std::string(LLVM_OBJ_ROOT) + "/" + LLVM_BUILDMODE + "/bin";
ActiveLibDir = std::string(LLVM_OBJ_ROOT) + "/" + LLVM_BUILDMODE + "/lib";
ActiveIncludeDir = ActiveObjRoot + "/include";
ActiveBinDir = ActiveObjRoot + "/" + LLVM_BUILDMODE + "/bin";
ActiveLibDir = ActiveObjRoot + "/" + LLVM_BUILDMODE + "/lib";
}
// We need to include files from both the source and object trees.
ActiveIncludeOption = ("-I" + ActiveIncludeDir + " " +
"-I" + LLVM_OBJ_ROOT + "/include");
"-I" + ActiveObjRoot + "/include");
} else {
ActivePrefix = CurrentExecPrefix;
ActiveIncludeDir = ActivePrefix + "/include";