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trouble with structs and malloc()/free()

I\'m trying to map a doubly linked list to a GUI. I basically create a button structure for every node in the list, map the nodes parameters to the buttons parameters, and then display them on the scr[详细]

2023-03-07 22:08 分类：问答
How to make valgrind report an error when there are still reachable allocs

I\'m writing a compiler that produces C code.The programs produced consist only of the main function, and they use a lot of memory, that is allocated with malloc().Most开发者_JAVA百科 of the memory al[详细]

2023-03-07 12:15 分类：问答
Problem with free() on structs in C. It doesn't reduce memory usage

I\'m having a problem with free() on a struct in my C program. When I look at /proc//statm before and after the free it doesn\'t seem to reduce. Am I using free() wrong in this case, or am I reading /[详细]

2023-03-05 18:38 分类：问答
Problem usage memory in C

Please help :) OS : Linux Where in \" sleep(1000);\", at this time \"top (display Linux tasks)\" wrote me 7.7 %MEM use.[详细]

2023-03-05 12:56 分类：问答
Correct way to free memory

Makes a while since I\'ve done some C and I have to refresh my understanding of pointers. Here is a function that modifies the content of a pointer. The question is if this code is correct. Is it enou[详细]

2023-03-05 04:16 分类：问答
Heap corruption while freeing memory

I have a class as follows struct CliHandler { CliHandler(int argc, char** argv); ~CliHandler(); int doWork();[详细]

2023-03-03 20:07 分类：问答
Singly Linked List struct insert/delete multiple free

Been looking at this code for too long and I am getting gloomy any chance of figuring it out by myself has been lost :( anyone can tell me where am I being stupid? I just don\'t understand where I am[详细]

2023-02-28 19:03 分类：问答
C: Freeing a malloc'd array at the wrong time?

I have a struct cell -> struct cell { double x, y, h, g, rhs; struct key *keys; }; And I\'m using the following method to free a cell ->[详细]

2023-02-26 05:41 分类：问答
Problem in B-tree (not B+/B*) implemented with files in C

i\'m new here and first of all, i wanna apologize if i make errors in question. My problem is: i want to implement a B-tree in C, using a file to store the tree...my program reads 10000 strings of 10[详细]

2023-02-25 19:56 分类：问答
How do I properly free certain malloc'd array elements?

I\'m using the following struct and methods: struct cell { double x, y, h, g, rhs; struct key *keys; }; void cellFree(struct cell *c){[详细]

2023-02-24 22:52 分类：问答