On Friday 07 March 2008, waseem wrote:
> Hello Friends,
> I am working with Embla which is a data dependency
> analysis tool and uses Valgrind for its operation. As in an C/C++ program
> there could be number of methods/procedures/ functions that could be
> called. I am in search of any suitable method so that valgrind will inform
> my tool when ever control reaches at a point which i would like to pay
> special attention. For example consider following code snapshot.
>
> 1: #include<stdio.h>
> 2: #include<stdlib.h>
> 3:
> 4: void pro1(){ /* do something;*/}
> 5:
> 6: void pro2(){ /* do something else */}
> 7:
> 8: void pro3(){ /* do some thing*/}
> 9:
> 10: int main(){
> 11:
> 12: void (*fn)(void);
> 13: void (*fn2)(void);
> 14: void (*fn3)(void);
> 15:
> 16: fn=pro1;
> 17: (*fn)();
> 18:
> 19: fn2=pro2;
> 20: (*fn2)();
> 21:
> 22: fn3=pro3;
> 23: /**
> 24: * at this point valgrind should tell my tool that it is going to
> call pro3
> 26: */
> 28: (*fn3)();
> 29:
> 30: return 0;
> 31: }
>
> In above snapshot at line # 28 we have used a function pointer to call pro3
> method. I want to know a suitable method using some sort of macro or other
> construct that i could insert in the program that my tool is analyzing, and
> valgrind inform my tool about those points when these points are about to be
> executed.
You can define a client request for your tool, and insert this client
request at the beginning of the pro3 function. Or am I missing something here?
Josef
>
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