File: shell.c

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/* $Id: shell.c,v 1.2 2001/02/18 17:07:27 amura Exp $ */
/*
 *		Shell commands.
 * The file contains the command
 * processor, shell-command
 *	written by Kaoru Maeda.
 */

/*
 * $Log: shell.c,v $
 * Revision 1.2  2001/02/18 17:07:27  amura
 * append AUTOSAVE feature (but NOW not work)
 *
 * Revision 1.1.1.1  2000/06/27 01:47:56  amura
 * import to CVS
 *
 */

#include "config.h"	/* 91.01.10  by S.Yoshida */
#include "def.h"

#ifndef NO_SHELL
/*ARGSUSED*/
int
shellcmnd(f, n)
int f, n;
{
	char	buf[CMDLINELENGTH];
	char	*result;
	extern char *call_process();
	extern int isetmark(),gotobob();
	int	s;
	BUFFER	*bp, *obp;
	WINDOW	*wp, *owp;
	WINDOW	*popbuf();

	s = ereply("Shell command: ", buf, sizeof buf);
	if (s != TRUE)
		return s;
	if ((f & FFARG) == 0) {
		if ((bp = bfind("*Shell Command Output*", TRUE)) == NULL) return FALSE;
		if ((wp = popbuf(bp)) == NULL) return FALSE;
		bp->b_flag &= ~BFCHG;		/* Blow away old.	*/
		if (bclear(bp) != TRUE) return FALSE;
		obp = curbp; owp = curwp;
		curbp = bp; curwp = wp;
	}
	if ((result = call_process(buf, NULL)) == NULL)
		return FALSE;
	isetmark();
	ewprintf(result);
	s = insertfile(result, (char *)NULL);
	if((f & FFARG) == 0) {
		(VOID) gotobob(0, 1);
		bp->b_dotp = wp->w_dotp;
		bp->b_doto = wp->w_doto;
		curbp = obp;
		curwp = owp;
#ifdef	AUTOSAVE	/* 96.12.24 by M.Suzuki	*/
		bp->b_flag &= ~(BFCHG | BFACHG);
#else
		bp->b_flag &= ~BFCHG;
#endif	/* AUTOSAVE	*/
	}
	unlink(result);
	return s;
}
#endif