logging.cpp 2.1 KB

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  1. #include "config.h"
  2. #include "logging.h"
  3. #include <cstdarg>
  4. #include <cstdio>
  5. #include <string>
  6. #include "strutils.h"
  7. #include "vector.h"
  8. #ifdef _WIN32
  9. #define WIN32_LEAN_AND_MEAN
  10. #include <windows.h>
  11. void al_print(LogLevel level, FILE *logfile, const char *fmt, ...)
  12. {
  13. al::vector<char> dynmsg;
  14. char stcmsg[256];
  15. char *str{stcmsg};
  16. std::va_list args, args2;
  17. va_start(args, fmt);
  18. va_copy(args2, args);
  19. int msglen{std::vsnprintf(str, sizeof(stcmsg), fmt, args)};
  20. if UNLIKELY(msglen >= 0 && static_cast<size_t>(msglen) >= sizeof(stcmsg))
  21. {
  22. dynmsg.resize(static_cast<size_t>(msglen) + 1u);
  23. str = dynmsg.data();
  24. msglen = std::vsnprintf(str, dynmsg.size(), fmt, args2);
  25. }
  26. va_end(args2);
  27. va_end(args);
  28. std::wstring wstr{utf8_to_wstr(str)};
  29. if(gLogLevel >= level)
  30. {
  31. fputws(wstr.c_str(), logfile);
  32. fflush(logfile);
  33. }
  34. OutputDebugStringW(wstr.c_str());
  35. }
  36. #else
  37. #ifdef __ANDROID__
  38. #include <android/log.h>
  39. #endif
  40. void al_print(LogLevel level, FILE *logfile, const char *fmt, ...)
  41. {
  42. al::vector<char> dynmsg;
  43. char stcmsg[256];
  44. char *str{stcmsg};
  45. std::va_list args, args2;
  46. va_start(args, fmt);
  47. va_copy(args2, args);
  48. int msglen{std::vsnprintf(str, sizeof(stcmsg), fmt, args)};
  49. if UNLIKELY(msglen >= 0 && static_cast<size_t>(msglen) >= sizeof(stcmsg))
  50. {
  51. dynmsg.resize(static_cast<size_t>(msglen) + 1u);
  52. str = dynmsg.data();
  53. msglen = std::vsnprintf(str, dynmsg.size(), fmt, args2);
  54. }
  55. va_end(args2);
  56. va_end(args);
  57. if(gLogLevel >= level)
  58. {
  59. std::fputs(str, logfile);
  60. std::fflush(logfile);
  61. }
  62. #ifdef __ANDROID__
  63. auto android_severity = [](LogLevel l) noexcept
  64. {
  65. switch(l)
  66. {
  67. case LogLevel::Trace: return ANDROID_LOG_DEBUG;
  68. case LogLevel::Warning: return ANDROID_LOG_WARN;
  69. case LogLevel::Error: return ANDROID_LOG_ERROR;
  70. /* Should not happen. */
  71. case LogLevel::Disable:
  72. break;
  73. }
  74. return ANDROID_LOG_ERROR;
  75. };
  76. __android_log_print(android_severity(level), "openal", "%s", str);
  77. #endif
  78. }
  79. #endif