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qpdf/libtests/main_from_wmain.cc
Jay Berkenbilt 12f1eb15ca Programmatically apply new formatting to code
Run this:

for i in  **/*.cc **/*.c **/*.h **/*.hh; do
  clang-format < $i >| $i.new && mv $i.new $i
done
2022-04-04 08:10:40 -04:00

58 lines
1.4 KiB
C++

#include <qpdf/QUtil.hh>
#include <iostream>
#ifndef QPDF_NO_WCHAR_T
void
wmain_test()
{
// writable args and function args
auto realmain = [](int argc, char* argv[]) {
for (int i = 0; i < argc; ++i) {
std::cout << argv[i] << std::endl;
}
return 0;
};
wchar_t* argv[3];
// This works because call_main_from_wmain doesn't actually write
// to the arguments and neither does our function. Otherwise, this
// cast would be unsafe.
argv[0] = const_cast<wchar_t*>(L"ascii");
argv[1] = const_cast<wchar_t*>(L"10 \xf7 2 = 5");
argv[2] = const_cast<wchar_t*>(L"qwww\xf7\x03c0");
QUtil::call_main_from_wmain(3, argv, realmain);
}
void
cwmain_test()
{
// const args and function args
auto realmain = [](int argc, char const* const argv[]) {
for (int i = 0; i < argc; ++i) {
std::cout << "const " << argv[i] << std::endl;
}
return 0;
};
wchar_t const* argv[3] = {
L"ascii",
L"10 \xf7 2 = 5",
L"qwww\xf7\x03c0",
};
QUtil::call_main_from_wmain(3, argv, realmain);
}
#endif // QPDF_NO_WCHAR_T
int
main(int argc, char* argv[])
{
#ifndef QPDF_NO_WCHAR_T
try {
wmain_test();
cwmain_test();
} catch (std::exception& e) {
std::cout << "unexpected exception: " << e.what() << std::endl;
}
#endif // QPDF_NO_WCHAR_T
return 0;
}