Allocate « struct « C Array Q&A

1. Allocate and init array of structs in a subfunction    stackoverflow.com

I had a similar question here about allocating and initializing one pointer to struct in a subfunction. Unfortunately I can't extend the good solution I got there to initialize an ...

2. How do I pass an array of Pointers to a structure and allocate the members    stackoverflow.com

ok, heres my code. I'm trying to pass an array of pointers to a structure to a function. I need to dynamically allocate each structure and put a pointer to that ...

3. How to allocate an array of pointers to a struct    stackoverflow.com

I am using the CvPoint2D32f struct of opencv, which is defined as

typedef struct CvPoint2D32f
    {
        float x; /* x-coordinate, usually ...

4. Returning an array inside a structure that was allocated in afunction    bytes.com

ctj951 I have a very specific question about a language issue that I was hoping to get an answer to. If you allocate a structure that contains an array as a local variable inside a function and return that structure, is this valid? As shown in the code below I am allocating the structure in the function and then returning the ...

5. Returning an array inside a structure that was allocated within afunction    bytes.com

ctj951 I have a very specific question about a language issue that I was hoping to get an answer to. If you allocate a structure that contains an array as a local variable inside a function and return that structure, is this valid? As shown in the code below I am allocating the structure in the function and then returning the ...

6. alignment when allocating an array of struct    bytes.com

Francois Grieu Hello, I'm asking myself all kind of questions on allocating an array of struct with proper alignment. Is the following code oorrect ? I'm most interested by the statement t = malloc(n*sizeof(r)) and (to a degree) by the surrounding error checking. #include // a record of system-dependent size and alignment typedef struct r { char f0; long f1; ...

7. Allocating array of pointers to structs    bytes.com

dev_15 ptrLogArray = new structDisplayLogData *[iCount]; It behaves as per the comments. What follows 'new' is, syntactically, a declaration with the name missed out. If ...