libowfat/textcode/scan_to_array.c

#include "str.h"
#include "array.h"
#include "textcode.h"

size_t scan_to_array(size_t (*func)(const char*,char*,size_t*),
			    const char* src,array* dest) {
  size_t scanned;
  size_t needed=str_len(src);
  char* x=((char*)array_start(dest))+array_bytes(dest);
  if (!array_allocate(dest,1,array_bytes(dest)+needed-1)) return 0;
  return func(src,x,&scanned);
}