Difference between revisions of "LU-LSP-b11:L11"

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Line 1: Line 1:
LSP11:
LSP11:


''gdb'' lietošana
=== ''gdb'' lietošana ===


''valgrind'' lietošana




Line 34: Line 33:
return 0;
return 0;
}
}


=== ''valgrind'' lietošana ===

valgrind --leak-check=full ./pd11

valgrind --tool=callgrind ./pd11

Tiks izveidots šāds fails: ''callgrind.out.<pid>'', kur <pid> ir programmas ID.
Pēc tam to var skatīties ar:
kcachegrind callgrind.out.6413

Revision as of 17:11, 22 November 2011

LSP11:

gdb lietošana

Makefile:

all:
	gcc -g a.c -o pd11


#include <stdio.h>
#include <memory.h>
#include <stdlib.h>
#include <unistd.h>

char string[] = "hello world 1234567890";

int crash(int *pi)
{
    *pi = 0x1;
}

int f(void)
{
    crash(NULL);
}

int main()
{ 
    f();
    printf("%s\n", string);
    return 0;
}


valgrind lietošana

valgrind --leak-check=full ./pd11
valgrind --tool=callgrind ./pd11

Tiks izveidots šāds fails: callgrind.out.<pid>, kur <pid> ir programmas ID. Pēc tam to var skatīties ar:

kcachegrind callgrind.out.6413