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#ifdef _cplusplus
extern "C" {
#endif
#include "wiseoverlay.h"
static boolean isinuse=FALSE;
static FILE * overlay = NULL;
static int delete_len=0;
/* Function: start_overlay(over)
*
* Descrip: actually starts on overlay system
* on the FILE*. Should really by stderr...
* nothing else makes sense.
*
*
* Arg: over [UNKN ] Undocumented argument [FILE *]
*
*/
# line 22 "wiseoverlay.dy"
void start_overlay(FILE * over)
{
overlay=over;
isinuse=TRUE;
}
/* Function: stop_overlay(void)
*
* Descrip: finishes an overlay system by putting in a
* newline and clearing the static variables
*
*
*
*/
# line 32 "wiseoverlay.dy"
void stop_overlay(void)
{
fprintf(overlay,"\n");
delete_len=0;
overlay=NULL;
isinuse=FALSE;
}
/* Function: print_overlay(msg,)
*
* Descrip: Does the business. Deletes the previous
* message with \b and then prints the current
* one ontop.
*
* don't put in \n's otherwise this is going to
* look yukky ;)
*
*
* Arg: msg [UNKN ] Undocumented argument [char *]
* Arg: [UNKN ] Undocumented argument [.]
*
*/
# line 48 "wiseoverlay.dy"
void print_overlay(char * msg, ... )
{
char buffer[512];
va_list ap;
register int i;
if( isinuse == FALSE)
/* error message */
return;
va_start(ap,msg);
for(i=0;i<delete_len;i++)
fputc('\b',overlay);
vsprintf(buffer,msg,ap);
delete_len=strlen(buffer);
fprintf(overlay,"%s",buffer);
fflush(overlay);
va_end(ap);
return;
}
# line 81 "wiseoverlay.c"
#ifdef _cplusplus
}
#endif
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