propane/parse-input.cc
2010-04-01 19:46:10 -04:00

52 lines
1.1 KiB
C++

#include <iostream>
#include <stdio.h>
#include <ctype.h> /* isspace() */
#include "parse-input.h"
using namespace std;
#define SET_ERROR(err, args...) \
sprintf(errstr, err " at line %d, column %d", ##args, lineno, colno)
void parse_input(refptr< vector<unichar_t> > ucs)
{
enum State { INITIAL, LB, SECTION_NAME, RB };
State state = INITIAL;
int lineno = 1;
int colno = 1;
bool error = false;
char errstr[200];
for (int i = 0, sz = ucs->size(); i < sz; i++)
{
unichar_t c = (*ucs)[i];
if (c == '\n')
{
lineno++;
colno = 1;
}
else
{
colno++;
}
switch (state)
{
case INITIAL:
if (c == '[')
{
state = LB;
}
else if (isspace(c))
{
}
else
{
error = true;
SET_ERROR("Unexpected character 0x%x (%c) in input file",
c, c);
}
break;
}
}
}