NetBSD/gnu/usr.bin/awk/makescan.c

124 lines
2.7 KiB
C

/********************************************
makescan.c
copyright 1991, Michael D. Brennan
This is a source file for mawk, an implementation of
the AWK programming language.
Mawk is distributed without warranty under the terms of
the GNU General Public License, version 2, 1991.
********************************************/
/*$Log: makescan.c,v $
/*Revision 1.2 1993/07/02 23:57:38 jtc
/*Updated to mawk 1.1.4
/*
* Revision 5.1 1991/12/05 07:56:16 brennan
* 1.1 pre-release
*
*/
/* source for makescan.exe which builds the scancode[]
via: makescan.exe > scancode.c
*/
#ifdef THINK_C
#include <stdio.h>
#include <console.h>
#include <string.h>
#define SIZE_T(x) (size_t)(x)
#endif
#ifndef SIZE_T
#define SIZE_T(x) (x)
#endif
#define MAKESCAN
#include "scan.h"
char scan_code[256] ;
void scan_init()
{
register char *p ;
(void) memset(scan_code, SC_UNEXPECTED, SIZE_T(sizeof(scan_code))) ;
for( p = scan_code + '0' ; p <= scan_code + '9' ; p++ )
*p = SC_DIGIT ;
scan_code[0] = 0 ;
scan_code[ ' ' ] = scan_code['\t'] = scan_code['\f'] = SC_SPACE ;
scan_code[ '\r'] = scan_code['\013'] = SC_SPACE ;
scan_code[';'] = SC_SEMI_COLON ;
scan_code['\n'] = SC_NL ;
scan_code['{'] = SC_LBRACE ;
scan_code[ '}'] = SC_RBRACE ;
scan_code['+'] = SC_PLUS ;
scan_code['-'] = SC_MINUS ;
scan_code['*'] = SC_MUL ;
scan_code['/'] = SC_DIV ;
scan_code['%'] = SC_MOD ;
scan_code['^'] = SC_POW ;
scan_code['('] = SC_LPAREN ;
scan_code[')'] = SC_RPAREN ;
scan_code['_'] = SC_IDCHAR ;
scan_code['='] = SC_EQUAL ;
scan_code['#'] = SC_COMMENT ;
scan_code['\"'] = SC_DQUOTE ;
scan_code[','] = SC_COMMA ;
scan_code['!'] = SC_NOT ;
scan_code['<'] = SC_LT ;
scan_code['>'] = SC_GT ;
scan_code['|'] = SC_OR ;
scan_code['&'] = SC_AND ;
scan_code['?'] = SC_QMARK ;
scan_code[':'] = SC_COLON ;
scan_code['['] = SC_LBOX ;
scan_code[']'] = SC_RBOX ;
scan_code['\\'] = SC_ESCAPE ;
scan_code['.'] = SC_DOT ;
scan_code['~'] = SC_MATCH ;
scan_code['$'] = SC_DOLLAR ;
for( p = scan_code + 'A' ; p <= scan_code + 'Z' ; p++ )
*p = *(p + 'a' - 'A') = SC_IDCHAR ;
}
void scan_print()
{ register char *p = scan_code ;
register int c ; /* column */
register int r ; /* row */
printf("\n\n/* scancode.c */\n\n\n") ;
printf( "char scan_code[256] = {\n" ) ;
for( r = 1 ; r <= 16 ; r++)
{
for( c = 1 ; c <= 16 ; c++)
{
printf("%2d" , *p++) ;
if ( r != 16 || c != 16 ) putchar(',') ;
}
putchar('\n') ;
}
printf("} ;\n") ;
}
int main(argc,argv)
int argc;
char **argv;
{
#ifdef THINK_C
fprintf(stderr, "MAKESCAN for MacMAWK\n");
SetWTitle( FrontWindow(), "\pPC-KIMMO");
argc = ccommand(&argv);
#endif
scan_init() ; scan_print() ;
return 0 ;
}