[BACK]Return to macro.c CVS log [TXT][DIR] Up to [local] / src / usr.bin / mg
File: [local] / src / usr.bin / mg / macro.c (download)

Revision 1.6, Mon Jul 1 14:33:44 2002 UTC (21 years, 11 months ago) by vincent
Branch: MAIN
CVS Tags: OPENBSD_3_4_BASE, OPENBSD_3_4, OPENBSD_3_3_BASE, OPENBSD_3_3, OPENBSD_3_2_BASE, OPENBSD_3_2
Changes since 1.5: +4 -7 lines 

KNF + ansi; from zyrnix (only the easy part of his diffs)

/*	$OpenBSD: macro.c,v 1.6 2002/07/01 14:33:44 vincent Exp $	*/

/*
 *	Keyboard macros.
 */

#ifndef NO_MACRO
#include "def.h"
#include "key.h"
#define EXTERN
#define INIT(i) = (i)
#include "macro.h"

/* ARGSUSED */
int
definemacro(int f, int n)
{
	LINE	*lp1, *lp2;

	macrocount = 0;

	if (macrodef) {
		ewprintf("already defining macro");
		return macrodef = FALSE;
	}

	/* free lines allocated for string arguments */
	if (maclhead != NULL) {
		for (lp1 = maclhead->l_fp; lp1 != maclhead; lp1 = lp2) {
			lp2 = lp1->l_fp;
			free((char *)lp1);
		}
		free((char *)lp1);
	}

	if ((maclhead = lp1 = lalloc(0)) == NULL)
		return FALSE;

	ewprintf("Defining Keyboard Macro...");
	maclcur = lp1->l_fp = lp1->l_bp = lp1;
	return macrodef = TRUE;
}

/* ARGSUSED */
int
finishmacro(int f, int n)
{
	macrodef = FALSE;
	ewprintf("End Keyboard Macro Definition");
	return TRUE;
}

/* ARGSUSED */
int
executemacro(int f, int n)
{
	int	 i, j, flag, num;
	PF	 funct;

	if (macrodef ||
	    (macrocount >= MAXMACRO && macro[MAXMACRO].m_funct != finishmacro))
		return FALSE;

	if (macrocount == 0)
		return TRUE;

	inmacro = TRUE;

	for (i = n; i > 0; i--) {
		maclcur = maclhead->l_fp;
		flag = 0;
		num = 1;
		for (j = 0; j < macrocount - 1; j++) {
			funct = macro[j].m_funct;
			if (funct == universal_argument) {
				flag = FFARG;
				num = macro[++j].m_count;
				continue;
			}
			if ((*funct)(flag, num) != TRUE) {
				inmacro = FALSE;
				return FALSE;
			}
			lastflag = thisflag;
			thisflag = 0;
			flag = 0;
			num = 1;
		}
	}
	inmacro = FALSE;
	return TRUE;
}
#endif	/* NO_MACRO */