csrLog.h

   1 // Logging with colour
   2 // ======================================================================================
   3
   4 #define KNRM  "\x1B[0m"
   5 #define KRED  "\x1B[31m"
   6 #define KGRN  "\x1B[32m"
   7 #define KYEL  "\x1B[33m"
   8 #define KBLU  "\x1B[34m"
   9 #define KMAG  "\x1B[35m"
  10 #define KCYN  "\x1B[36m"
  11 #define KWHT  "\x1B[37m"
  12
  13 #define LOG_TYPE_DEV 0
  14 #define LOG_TYPE_INFO 1
  15 #define LOG_TYPE_ALLOC 2
  16 #define LOG_TYPE_FREE 3
  17 #define LOG_TYPE_SUCCESS 4
  18 #define LOG_TYPE_ERROR 5
  19 #define LOG_TYPE_WARN 6
  20
  21 void(*CSR_LOG_REDIR_STDOUT)(int, const char*) = NULL;
  22 int CSR_LOG_ENABLE_STDOUT = 1;
  23
  24 void csr_log_out( FILE *f, int type, const char* prefix, const char* fmt, ... )
  25 {
  26         if( CSR_LOG_ENABLE_STDOUT )
  27         {
  28            fprintf( f, "%s", prefix );
  29                 va_list args;
  30                 va_start( args, fmt );
  31                 vfprintf( f, fmt, args );
  32                 va_end( args );
  33                 fprintf( f, KNRM ); // reset
  34         }
  35
  36         // Send to a seperate logging function
  37         if( CSR_LOG_REDIR_STDOUT )
  38         {
  39                 char buffer[ 512 ];
  40                 va_list args;
  41                 va_start( args, fmt );
  42                 vsnprintf( buffer, 512, fmt, args );
  43                 va_end( args );
  44                 CSR_LOG_REDIR_STDOUT( type, buffer );
  45         }
  46 }
  47
  48 #define log_dev(FMT, ...)     csr_log_out( stdout, LOG_TYPE_DEV,     (KNRM "    dev" KWHT "| " KNRM), FMT, ##__VA_ARGS__ )
  49 #define log_info(FMT, ...)    csr_log_out( stdout, LOG_TYPE_INFO,    (KNRM "   info" KWHT "| " KNRM), FMT, ##__VA_ARGS__ )
  50 #define log_alloc(FMT, ...)   csr_log_out( stdout, LOG_TYPE_ALLOC,   (KCYN "  alloc" KWHT "| " KNRM), FMT, ##__VA_ARGS__ )
  51 #define log_free(FMT, ...)    csr_log_out( stdout, LOG_TYPE_FREE,    (KMAG "   free" KWHT "| " KNRM), FMT, ##__VA_ARGS__ )
  52 #define log_success(FMT, ...) csr_log_out( stdout, LOG_TYPE_SUCCESS, (KGRN "success" KWHT "| " KGRN), FMT, ##__VA_ARGS__ )
  53 #define log_error(FMT, ...)   csr_log_out( stderr, LOG_TYPE_ERROR,   (KRED "  error" KWHT "| " KRED), FMT, ##__VA_ARGS__ )
  54 #define log_warn(FMT, ...)    csr_log_out( stdout, LOG_TYPE_WARN,    (KYEL "   warn" KWHT "| " KYEL), FMT, ##__VA_ARGS__ )
  55
  56 #define log_init log_alloc
  57 #define log_dealloc log_free
  58
  59 const char *csr_prog_msg;
  60 void csr_prog_begin( const char *msg )
  61 {
  62         csr_prog_msg = msg;
  63 }
  64
  65 void csr_prog_update( float const percent )
  66 {
  67         int const k_track_length = 40;
  68
  69         printf( "\r %s %d%% |", csr_prog_msg, (int)(percent*100.f) );
  70
  71         // Calculate how many steps travelled
  72         int cur_pos = ((float)k_track_length * (1.f-percent));
  73
  74         for( int i = 0; i < cur_pos; i ++ )
  75                 printf( " " );
  76
  77         printf( "🚂🚃🚃🚃🚃" );
  78
  79         for( int i = 0; i < k_track_length-cur_pos; i ++ )
  80                 printf( " " );
  81
  82         printf( "|" );
  83
  84         fflush( stdout );
  85 }
  86
  87 void csr_prog_end(void)
  88 {
  89         csr_prog_update( 1.f );
  90         printf( "\n" );
  91 }