chr2c.c

smallbasic for linux

#include <stdio.h>
#include <string.h>

void	change_ext(char *name, char *ext)
{
	char	*e = ext;
	char	*p;

	p = strrchr(name, '.');
	if	( *e == '.' )
		e ++;

	if	( p )	{
		*(p+1) = '\0';
		strcat(name, e);
		}
	else	{
		strcat(name, ".");
		strcat(name, e);
		}
}

void	font2c(const char *file_name)
{
	FILE	*fin, *fout;
	char	new_name[1024];
	char	buff[4096];
	int		i;

	fin = fopen(file_name, "rb");
	if	( fin )	{
		strcpy(new_name, file_name);
		change_ext(new_name, ".c");
		fout = fopen(new_name, "wb");
		
		fread(buff, 4096, 1, fin);

		fprintf(fout, "unsigned char font8x16[] = {\n");
		for ( i = 0; i < 4096; i ++ )	{
			fprintf(fout, "0x%02X, ", (unsigned char) buff[i]);
			if	( (i % 16) == 0 )
				fprintf(fout, "\n");
			}
		fprintf(fout, "0 };\n");
		 
		fclose(fin);
		fclose(fout);
		}
	else
		perror("font2c");
}

int main(int argc, char *argv[])
{
	int		i;

	for ( i = 1; i < argc; i ++ )
		font2c(argv[i]);
	return 0;
}