cprocess.c

#include <stdio.h>
#include <stdlib.h>

#include "compiler.h"
#include "helpers/vector.h"

struct compile_process *compile_process_create(const char *filename,
											   const char *filename_out,
											   int flags) {

  FILE *file = fopen(filename, "r");
  if (!file) {
	return NULL;
  }

  FILE *out_file = NULL;
  if (filename_out) {
	out_file = fopen(filename_out, "w");
	if (!out_file) {
	  return NULL;
	}
  }

  struct compile_process *process = calloc(1, sizeof(struct compile_process));
  process->node_vec = vector_create(sizeof(struct node *));
  process->node_tree_vec = vector_create(sizeof(struct node *));
  process->flags = flags;
  process->cfile.fp = file;
  process->ofile = out_file;
  process->generator = codegenerator_new(process);
  process->resolver = resolver_default_new_process(process);

  symresolver_initialize(process);
  symresolver_new_table(process);

  return process;
}

char compile_process_next_char(struct lex_process *lex_process) {
  struct compile_process *compiler = lex_process->compiler;
  compiler->pos.col += 1;
  char c = getc(compiler->cfile.fp);

  if (c == '\n') {
	compiler->pos.line += 1;
	compiler->pos.col = 1;
  }

  return c;
}

char compile_process_peek_char(struct lex_process *lex_process) {
  struct compile_process *compiler = lex_process->compiler;
  char c = getc(compiler->cfile.fp);
  ungetc(c, compiler->cfile.fp);
  return c;
}

void compile_process_push_char(struct lex_process *lex_process, char c) {
  struct compile_process *compiler = lex_process->compiler;
  ungetc(c, compiler->cfile.fp);
}