|
|
Sponsored Content
Top Forums
Programming
fwrite throws segmentation fault
Post 82006 by fermisoft on Friday 26th of August 2005 05:33:50 AM
08-26-2005
Quote:
Originally Posted by andryk
Maybe some of those ptrs point to illegal memories ...
try writing with open/write/close only and see if sigsev occur again on writing data, if so, some ptrs may be erronous
try writing with open/write/close only and see if sigsev occur again on writing data, if so, some ptrs may be erronous
If u see the attachemnt (in my prev message), the seg. fault has occured in calloc, which is being called by fwrite. So i suspect memory leak/corruption.
You got any idea abt the impact of memory issues on fwrite function?
|
|
10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
hello all,
I tried a program on an array to intialise array elements from the standard input device.it is an integer array of 5 elements.but after entering the 4th element it throws a message called "Segmentation Fault" and returns to the command prompt without asking for the 5th element.
... (3 Replies)
Discussion started by: compbug
3 Replies
2. Programming
I have written a program which takes a directory as command line arguments and displays all the dir and files in it.
I don't know why I have a problem with the /etc directory.It displays all the directories and files untill it reaches a sub directory called peers which is in /etc/ppp/peers.the... (4 Replies)
Discussion started by: vijlak
4 Replies
3. Programming
ive written my code in C for implementation of a simple lexical analyser using singly linked list hence am making use of dynamic allocation,but when run in linux it gives a segmentation fault is it cause of the malloc function that ive made use of????any suggestions as to what i could do???
thank... (8 Replies)
Discussion started by: rockgal
8 Replies
4. Programming
Hi,
my code is written in proC and it is in UNIX(AIX).I have written a small code for writing data into a binary file,but while writing my program is giving core dump.
Here Is my code----
fpWriteFile = fopen(WriteFileName,"wb+");
CHAR *recvgen;
recvgen = (char... (7 Replies)
Discussion started by: ajaysahoo
7 Replies
5. Programming
i have this code
int already_there(char *client_names, char *username) {
int i;
for(i = 0; i<NUM; i++) {
printf("HERE\n");
if (strcmp(client_names, username)==0) return(1);
}
return(0);
}
and i get a segmentation fault, whats wrong here? (7 Replies)
Discussion started by: omega666
7 Replies
6. UNIX for Advanced & Expert Users
What does this mean and why is this happening?
$ ps -ef | grep ocular
Segmentation fault (core dumped)
$ ps -ef | grep ocular
Segmentation fault (core dumped)
$ ps aux | grep ocular
Segmentation fault (core dumped)
$ ps
Segmentation fault (core dumped)
$ pkill okular
$ ps... (1 Reply)
Discussion started by: cokedude
1 Replies
7. UNIX for Dummies Questions & Answers
#include<stdio.h>
#include<malloc.h>
#include<unistd.h>
#include<stdlib.h>
void *start_1(void *argv)
{
printf("thread 0x%x\n",(unsigned int)pthread_self());
pthread_exit((void*)1);
}
void *start_2(void *argv)
{
printf("thread 0x%x\n",(unsigned int)pthread_self());
return (void*)2;
}... (2 Replies)
Discussion started by: vincent__tse
2 Replies
8. Programming
I use a binary name (ie polo) it gets some parameter , so for debugging normally i do this :
i wrote script for watchdog my app (polo) and check every second if it's not running then start it , the problem is , if my app , remain in state of segmentation fault for a while (ie 15 ... (6 Replies)
Discussion started by: pooyair
6 Replies
9. Homework & Coursework Questions
this is a network programming code to run a rock paper scissors in a client and server.
I completed it and it was working without any error. After I added the findWinner function to the server code it starts giving me segmentation fault.
-the segmentation fault is fixed
Current problem -Also... (3 Replies)
Discussion started by: femchi
3 Replies
10. Programming
Oddities with gcc, 2.95.3 for the AMIGA and 4.2.1 for MY current OSX 10.14.1...
I am creating a basic calculator for the AMIGA ADE *NIX emulator in C as it does not have one.
Below are two very condensed snippets of which I have added the results inside the each code section.
IMPORTANT!... (11 Replies)
Discussion started by: wisecracker
11 Replies