FWStorage/StorageFactory/test/mkstemp.cpp - master - githubmirror/cmssw

FWStorage/StorageFactory/test/mkstemp.cpp

40 строк1 KB

Chris Jones

Move Utilities/StorageFactory to FWStorage/StorageFactory

10 дек 2025, 18:12

10 дек 2025, 18:12852ff34

#include "FWStorage/StorageFactory/test/Test.h"
#include "FWCore/Utilities/interface/Exception.h"

#include <errno.h>
#include <iostream>
#include <stdlib.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>

int main(int, char**) try {
  initTest();
  char pattern[] = "mkstemp-test-XXXXXX\0";
  struct stat status;
  mode_t previous_umask = umask(000);
  int fd = mkstemp(pattern);
  umask(previous_umask);
  if (fd == -1) {
    throw cms::Exception("TemporaryFile")
        << "Cannot create temporary file '" << pattern << "': " << strerror(errno) << " (error " << errno << ")";
  }
  int ret = fstat(fd, &status);
  unlink(pattern);
  if (ret != 0) {
    throw cms::Exception("TemporaryFile")
        << "Cannot fstat temporary file '" << pattern << "': " << strerror(errno) << " (error " << errno << ")";
  }
  mode_t mode = status.st_mode & 0777;
  if (mode != 0600) {
    throw cms::Exception("TemporaryFile") << "Temporary file '" << pattern << "': "
                                          << "created with mode " << std::oct << mode << " rather than 0600";
  }
  return EXIT_SUCCESS;
} catch (cms::Exception const& e) {
  std::cerr << e.explainSelf() << std::endl;
  return EXIT_FAILURE;
} catch (std::exception const& e) {
  std::cerr << e.what() << std::endl;
  return EXIT_FAILURE;
}