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

int
main(int argc, char *argv[])
{
	uint8_t data[APLWC_MIN_MEM+1000];
	char *input;
	struct aplwc *aplwc;
	struct aplwc_line *line;
	struct aplwc_value *value;
	enum aplwc_rc ret;
	FILE *f;
	long input_size;
	long i, j;

	if(argc != 2)
		return 1;

	f = fopen(argv[1], "r");
	if(f == NULL)
		return 1;
	if(fseek(f, 0, SEEK_END))
		return 1;
	input_size = ftell(f);
	if(input_size < 0)
		return 1;
	rewind(f);

	input = malloc(input_size+1);
	if(input == NULL)
		return 1;
	if(fread(input, 1, input_size, f) < (size_t)input_size)
		return 1;
	input[input_size] = 0;

	ret = aplwc_new(&aplwc, data, sizeof(data));
	if(ret)
		return 1;

	i = j = 0;
	do{
		for(i = j; (input[i] != '\n') && (input[i] != 0); i++);

		input[i] = 0;
		line = aplwc_read(aplwc, &input[j]);
		if(line == NULL)
			return 1;

		value = aplwc_eval(line);
		if((value == NULL) && (aplwc_last_error(aplwc) != APLWC_OUT_OF_MEMORY))
			return 1;

		aplwc_free_value(value);
		aplwc_free_line(line);

		j = i+1;
	}while(j < input_size);

	aplwc_destroy(aplwc);
	free(input);

	return 0;
}