#ifndef __MCPU_CPP_SOURCE_H__
#define __MCPU_CPP_SOURCE_H__ 1

#include <defs.h>
#include <mcpp-text.h>

#define MCPU_CPP_NON_UCS2_SENTINEL 0xd800

typedef struct mcpu_source mcpu_source;
struct mcpu_source
{
  char      *filename;
  mcpu_text  text;
  mcpu_text  logical_line;
  size_t    *splice_offsets;
  size_t     splice_count;
  size_t     splice_capacity;
  size_t     offset;
  unsigned   line;
};

void mcpu_source_init( mcpu_source *source );
void mcpu_source_free( mcpu_source *source );
int  mcpu_source_open( mcpu_source *source, const char *filename );
int  mcpu_source_open_stream( mcpu_source *source, FILE *stream,
                              const char *name );
int  mcpu_source_valid_ucs2( const __mpu_char16_t *text, size_t length );
int  mcpu_source_next_line( mcpu_source *source,
                            const __mpu_char16_t **line,
                            size_t *length,
                            unsigned *line_number,
                            unsigned *next_line_number,
                            int *spliced );

#endif /* __MCPU_CPP_SOURCE_H__ */