1. Programming

Can Any body give me a exampla which has the usage of realloc i want a function which uses realloc & increases /decreases the size of a pointer (0 Replies)

2. Programming

Hello, my program works properly but valgrind tells me I am not freeing allocated memory. I think the problem is in realloc. I am pretty sure I do something wrong with realloc, because I changed it a bit and valgrind noticed less errors (that the program wasn't working properly with less errors... (3 Replies)

3. Programming

hi, I'm using gcc version 3.4.6 on a Red Hat system... (not sure how to determine version of glibc) when i run the following, i get: glibc detected *** realloc(): invalid next size: 0x0804a170 I'm not sure what is wrong. The error happens on the second iteration of the while loop.... (3 Replies)

4. Programming

N00B here. This function would be easier using a char pointer along with free. But I wish to learn how to use char static pointers (they do not require free, right ?). How do I erase the content of a static pointer ? Terminating the string works but the static pointer's content is not being... (4 Replies)

5. Programming

Why when using realloc, john is reversed 3 times but not the other 2 names ? But if I use malloc, then the 3 names are reversed correctly ? (but then there is a memory leak) How can I reverse all 3 names without a memory leak ? char *BUFFER = NULL; char *STRREVERSE(const char *STRING) {... (5 Replies)

6. Programming

Hi, I am seeing varying results about, when realloc() fails in reallocation. Which one is correct out of the below? a) realloc() maintains the original pointer (i.e) the original pointer is left unaltered/untouched but relloc() returns the NULL value. b) original buffer pointer is lost... (3 Replies)

7. Programming

b = realloc(a, 1000); if realloc succeeds and b!=a (not in-place replacement), does realloc automatically free a or I should free both a and b afterwards? thank you! (5 Replies)

8. Programming

Not sure in which forum to post this. I'm trying here, in Programming. I'm working on a PC with Intel Duo processor & 2GB of ram. OS is Ubuntu 10.04. I'm having problems with a C++ program that makes extensive use of realloc(). It happens that as soon as the overall memory allocated(OS +... (14 Replies)

9. UNIX for Dummies Questions & Answers

#include <malloc.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> int* allocat_array(void) { int *array; int tmp; int n_values = 0 ; array = malloc(sizeof(int)); if(array == NULL) return NULL; while(scanf("%d",&tmp) != EOF) { ... (1 Reply)

10. Programming

Hi everyone, i made this program. is a simple one for practising malloc, realloc and structs. I have a struct named shop as global variable in which i take the size of the matrix from the keyboard and after i malloc it. I insert the values with the fullarray() and after i print the matrix with... (7 Replies)