mirror of
https://github.com/mauiaaron/apple2.git
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116 lines
2.4 KiB
C
116 lines
2.4 KiB
C
/*
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* Apple // emulator for Linux: Font compiler
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*
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* Copyright 1994 Alexander Jean-Claude Bottema
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* Copyright 1995 Stephen Lee
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* Copyright 1997, 1998 Aaron Culliney
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* Copyright 1998, 1999, 2000 Michael Deutschmann
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*
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* This software package is subject to the GNU General Public License
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* version 2 or later (your choice) as published by the Free Software
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* Foundation.
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*
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* THERE ARE NO WARRANTIES WHATSOEVER.
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*
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*/
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#define _GNU_SOURCE
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/* I'm not sure if this is the correct way to detect libc 5/4. I long
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* since removed it from my system.
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*/
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#ifdef __GLIBC__
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#if __GLIBC__ == 1
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/* Older Linux C libraries had getline removed (to humor programs that
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* used that name for their own functions), but kept getdelim */
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#define getline(l,s,f) getdelim(l,s,'\n',f)
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#endif /* __GLIBC__ == 1 */
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#endif /* __GLIBC__ */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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int main(void)
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{
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unsigned char byte;
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char *line = 0;
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size_t line_size = 0;
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int i,mx;
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printf("/* Apple II text font data\n"
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" * \n"
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" * THIS FILE IS AUTOMATICALLY GENERATED --- DO NOT EDIT\n"
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" */\n");
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i = 0x100;
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while (getline(&line,&line_size,stdin) != -1)
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{
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if (line[0] == ';') continue;
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if (line[0] == '=')
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{
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char *name,*size;
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name = line + 1;
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while (isspace(*name)) name++;
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size = strchr(name,',');
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*size++ = 0;
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mx = i = strtol(size,0,0);
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printf("\nconst unsigned char %s[%d] =\n{\n ",name,i*8);
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continue;
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}
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i--;
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if (line[0] == ':')
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{
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int j = 8;
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while (j--)
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{
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int k;
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getline(&line,&line_size,stdin);
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k = 8;
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byte = 0;
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while (k--)
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{
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byte <<= 1;
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byte += (line[k] == '#');
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}
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if (j)
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printf("0x%02x, ",byte);
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else if (i)
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printf("0x%02x,\n ",byte); /* last byte in glyph */
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else
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printf("0x%02x\n};\n",byte); /* last item in array */
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}
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}
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else break;
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}
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if (i)
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{
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fprintf(stderr,
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"Trouble with font file at character 0x%02x\n",
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mx-i-1);
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exit(EXIT_FAILURE);
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}
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exit(EXIT_SUCCESS);
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}
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