ceph/src/fmt/test/util.cc

   1 // Formatting library for C++ - test utilities
   2 //
   3 // Copyright (c) 2012 - present, Victor Zverovich
   4 // All rights reserved.
   5 //
   6 // For the license information refer to format.h.
   7
   8 #include "util.h"
   9
  10 #include <cstring>
  11
  12 const char* const file_content = "Don't panic!";
  13
  14 fmt::buffered_file open_buffered_file(FILE** fp) {
  15 #if FMT_USE_FCNTL
  16   fmt::file read_end, write_end;
  17   fmt::file::pipe(read_end, write_end);
  18   write_end.write(file_content, std::strlen(file_content));
  19   write_end.close();
  20   fmt::buffered_file f = read_end.fdopen("r");
  21   if (fp) *fp = f.get();
  22 #else
  23   fmt::buffered_file f("test-file", "w");
  24   fputs(file_content, f.get());
  25   if (fp) *fp = f.get();
  26 #endif
  27   return f;
  28 }
  29
  30 std::locale do_get_locale(const char* name) {
  31   try {
  32     return std::locale(name);
  33   } catch (const std::runtime_error&) {
  34   }
  35   return std::locale::classic();
  36 }
  37
  38 std::locale get_locale(const char* name, const char* alt_name) {
  39   auto loc = do_get_locale(name);
  40   if (loc == std::locale::classic() && alt_name) {
  41     loc = do_get_locale(alt_name);
  42   }
  43   if (loc == std::locale::classic())
  44     fmt::print(stderr, "{} locale is missing.\n", name);
  45   return loc;
  46 }