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VIEWER: functrac.c MODE: TEXT (ASCII)
/*Copyright (C) 1992, 1994 by Thomas Glen Smith.  All Rights Reserved.*/
/* functrac APL2 V1.0.0 ************************************************
* Called by funcexef to check for and do tracing.                      *
***********************************************************************/
#define INCLUDES APLCB+APLCHDEF+APLFUNCI+APLTOKEN+STDIO+TREE
#include "includes.h"
void functrac(fp,trace,stmtno,out)
Aplfunc fp;		/* Function definition structure. */
Aplcb trace;		/* Trace control vector. */
int stmtno;		/* Last statement executed. */
Aplcb out;		/* output from current statement */
{
	Aplnewl; Funcstop; Quadout;
	extern Treelist treehdr;

	if (funcstop(trace,stmtno)) {
		printf("%s[%d]",fp->funcname->token_ptr.token_string,
			stmtno);
          aplnewl();
		if (out != NULL && treehdr->lastfun != LEFT_ARROW)
			out = quadout(out); /* print result */
	}
}
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