set(C_INCLUDE_DIRS "" CACHE STRING
"Colon separated list of directories clang will search for headers.")
+set(GCC_INSTALL_PREFIX "" CACHE PATH "Directory where gcc is installed." )
+set(DEFAULT_SYSROOT "" CACHE PATH
+ "Default <path> to all compiler invocations for --sysroot=<path>." )
+
set(CLANG_VENDOR "" CACHE STRING
"Vendor-specific text for showing with version information.")
/* Relative directory for resource files */
#define CLANG_RESOURCE_DIR "${CLANG_RESOURCE_DIR}"
-/* Directory where gcc is installed. */
-#define GCC_INSTALL_PREFIX "${GCC_INSTALL_PREFIX}"
-
/* Directories clang will search for headers */
#define C_INCLUDE_DIRS "${C_INCLUDE_DIRS}"
+
+/* Default <path> to all compiler invocations for --sysroot=<path>. */
+#define DEFAULT_SYSROOT "${DEFAULT_SYSROOT}"
+
+/* Directory where gcc is installed. */
+#define GCC_INSTALL_PREFIX "${GCC_INSTALL_PREFIX}"
/* Relative directory for resource files */
#undef CLANG_RESOURCE_DIR
-/* Directory where gcc is installed. */
-#undef GCC_INSTALL_PREFIX
-
/* Directories clang will search for headers */
#undef C_INCLUDE_DIRS
/* Linker version detected at compile time. */
#undef HOST_LINK_VERSION
+/* Default <path> to all compiler invocations for --sysroot=<path>. */
+#undef DEFAULT_SYSROOT
+
+/* Directory where gcc is installed. */
+#undef GCC_INSTALL_PREFIX
+
#endif
return FailureResultFiles;
}
+ /// Returns the sysroot path.
+ StringRef getSysRoot() const;
+
/// getArgsForToolChain - Return the derived argument list for the
/// tool chain \arg TC (or the default tool chain, if TC is not
/// specified).
Redirects[1] = new const llvm::sys::Path();
Redirects[2] = new const llvm::sys::Path();
}
+
+StringRef Compilation::getSysRoot(void) const {
+ return getDriver().SysRoot;
+}
bool IsProduction,
DiagnosticsEngine &Diags)
: Opts(createDriverOptTable()), Diags(Diags),
- ClangExecutable(ClangExecutable), UseStdLib(true),
- DefaultTargetTriple(DefaultTargetTriple),
+ ClangExecutable(ClangExecutable), SysRoot(DEFAULT_SYSROOT),
+ UseStdLib(true), DefaultTargetTriple(DefaultTargetTriple),
DefaultImageName(DefaultImageName),
DriverTitle("clang \"gcc-compatible\" driver"),
CCPrintOptionsFilename(0), CCPrintHeadersFilename(0),
llvm::outs() << "\n";
llvm::outs() << "libraries: =" << ResourceDir;
- std::string sysroot;
- if (Arg *A = C.getArgs().getLastArg(options::OPT__sysroot_EQ))
- sysroot = A->getValue(C.getArgs());
+ StringRef sysroot = C.getSysRoot();
for (ToolChain::path_list::const_iterator it = TC.getFilePaths().begin(),
ie = TC.getFilePaths().end(); it != ie; ++it) {
// If we have a --sysroot, and don't have an explicit -isysroot flag, add an
// -isysroot to the CC1 invocation.
- if (Arg *A = Args.getLastArg(options::OPT__sysroot_EQ)) {
+ StringRef sysroot = C.getSysRoot();
+ if (sysroot != "") {
if (!Args.hasArg(options::OPT_isysroot)) {
CmdArgs.push_back("-isysroot");
- CmdArgs.push_back(A->getValue(Args));
+ CmdArgs.push_back(C.getArgs().MakeArgString(sysroot));
}
}
// Give --sysroot= preference, over the Apple specific behavior to also use
// --isysroot as the syslibroot.
- if (const Arg *A = Args.getLastArg(options::OPT__sysroot_EQ)) {
+ StringRef sysroot = C.getSysRoot();
+ if (sysroot != "") {
CmdArgs.push_back("-syslibroot");
- CmdArgs.push_back(A->getValue(Args));
+ CmdArgs.push_back(C.getArgs().MakeArgString(sysroot));
} else if (const Arg *A = Args.getLastArg(options::OPT_isysroot)) {
CmdArgs.push_back("-syslibroot");
CmdArgs.push_back(A->getValue(Args));