where

Arguments

linenum

a column vector of integers

callername

a column vector of strings

Description

[linenum, callername] = where() returns linenum and callername such as current instruction has been called by the linenum(1) line of function callername(1), callername(1) has been called by the linenum(2) line of function callername(2) and so on.

callername(i) is in general the name of a function but it may also be "exec" or "execstr" if instruction lies in an exec file or an execstr instruction.

Examples

function foo()
    c = 1
    [a,b] = where()
    disp("Line:")
    disp(a);
    disp("Function:")
    disp(b);
endfunction

function test()
    function beer()
        foo()
    endfunction
    beer()
endfunction

test()

--> test()
 Line:
   3.
   2.
   5.

 Function:
!foo   !
!beer  !
!test  !

See also

• whereami — display current instruction calling tree
• recursionlimit — get or set the current or maximal allowed depth of nested calls
• pause — pause mode, invoke keyboard