On 16/12/11 09:35, Hannu Vuolasaho wrote:
> I'm using Arch Linux and found old bug about strlen and SSE instructions
> among other thing. Also there was some posts about stripped libc and I have:
> $ file /lib/libc-2.14.1.so
> /lib/libc-2.14.1.so: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV),
> dynamically linked (uses shared libs),
> BuildID[sha1]=0x84c4a5b908da76082cff58f393bee5d9c15d9684, for GNU/Linux
> 2.6.27, stripped
>
> Does that have something to do with puts() error?
>
> #include<stdio.h>
> #include<stdlib.h>
> #include<string.h>
>
> int main(){
> char * buffer = NULL;
> size_t size = 0;
> int len = 0;
> if(getline(&buffer,&size, stdin)>0&& buffer != NULL ){
> if(strlen(buffer)> 0){
> fputs(buffer, stdout);
> }
> }
> if(buffer != NULL){
> free(buffer);
> }
> }
That works fine for me:
==30413== Memcheck, a memory error detector
==30413== Copyright (C) 2002-2011, and GNU GPL'd, by Julian Seward et al.
==30413== Using Valgrind-3.7.0 and LibVEX; rerun with -h for copyright info
==30413== Command: ./xxx
==30413==
foo
foo
==30413==
==30413== HEAP SUMMARY:
==30413== in use at exit: 0 bytes in 0 blocks
==30413== total heap usage: 1 allocs, 1 frees, 120 bytes allocated
==30413==
==30413== All heap blocks were freed -- no leaks are possible
==30413==
==30413== For counts of detected and suppressed errors, rerun with: -v
==30413== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 2 from 2)
Tom
--
Tom Hughes (t...@compton.nu)
http://compton.nu/
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