ldc/driver/cl_helpers.cpp

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//===-- cl_helpers.cpp ----------------------------------------------------===//
//
// LDC the LLVM D compiler
//
// This file is distributed under the BSD-style LDC license. See the LICENSE
// file for details.
//
//===----------------------------------------------------------------------===//
#include "driver/cl_helpers.h"
#include "dmd/errors.h"
#include "dmd/ldcbindings.h"
#include "dmd/root/rmem.h"
#include <algorithm>
#include <cctype> // isupper, tolower
#include <stdarg.h>
#include <utility>
namespace opts {
DString dupPathString(llvm::StringRef src) {
const auto length = src.size();
char *r = static_cast<char *>(mem.xmalloc(length + 1));
memcpy(r, src.data(), length);
#if _WIN32
std::replace(r, r + length, '/', '\\');
#endif
r[length] = '\0';
return {length, r};
}
DString fromPathString(const cl::opt<std::string> &src) {
if (src.getNumOccurrences() != 0) {
if (src.empty()) {
error(Loc(), "Expected argument to '-%s'", src.ArgStr.str().c_str());
}
return dupPathString(src);
}
return {0, nullptr};
}
MultiSetter::MultiSetter(bool invert, CHECKENABLE *p, ...) {
this->invert = invert;
if (p) {
locations.push_back(p);
va_list va;
va_start(va, p);
while ((p = va_arg(va, CHECKENABLE *))) {
locations.push_back(p);
}
va_end(va);
}
}
void MultiSetter::operator=(bool val) {
for (auto &l : locations) {
*l = (val != invert) ? CHECKENABLEon : CHECKENABLEoff;
}
}
void StringsAdapter::push_back(const char *cstr) {
if (!cstr || !*cstr) {
error(Loc(), "Expected argument to '-%s'", name);
}
arrp->push(mem.xstrdup(cstr));
}
} // namespace opts