typedef struct int *data; size_t capacity; size_t size; Vector; void vector_push(Vector *v, int val) if (v->size >= v->capacity) v->capacity *= 2; v->data = realloc(v->data, v->capacity * sizeof(int)); v->data[v->size++] = val; Use code with caution. Lock-Free Data Structures
The Linux Programming Interface by Michael Kerrisk. While massive, it is the "bible" for systems C programming. 3. Data Structures and Algorithm Optimization
In the example above, union Data is a user-defined data type that consists of an i field and an f field. The i field is overwritten by the f field when data.f is assigned a value.
#include typedef struct Node int data; struct Node *next; Node; typedef struct _Atomic(Node*) head; LockFreeStack; void push(LockFreeStack *stack, int data) Node *new_node = malloc(sizeof(Node)); new_node->data = data; do new_node->next = atomic_load(&stack->head); while (!atomic_compare_exchange_weak(&stack->head, &new_node->next, new_node)); Use code with caution. 4. Hardware Interaction and Bit Manipulation advanced c programming by example pdf github
#include // Packed structure utilizing bit-fields struct HardwareRegister unsigned int enable : 1; unsigned int mode : 3; unsigned int status : 4; ; int main(void) struct HardwareRegister reg = 1, 5, 12; printf("Size of struct: %zu bytes\n", sizeof(reg)); return 0; Use code with caution. 3. High-Performance Memory Management
#include #include // The generic list node typedef struct list_head struct list_head *next; struct list_head *prev; list_head_t; // The container macro to find the parent struct address #define container_of(ptr, type, member) \ ((type *)((char *)(ptr) - offsetof(type, member))) // Application-specific structure typedef struct int process_id; int priority; list_head_t list; // Embedded intrusive node process_t; int main() process_t my_process = .process_id = 1001, .priority = 5 ; list_head_t *ptr = &my_process.list; // Recovering the parent structure via macro process_t *recovered_proc = container_of(ptr, process_t, list); printf("Recovered Process ID: %d\n", recovered_proc->process_id); return 0; Use code with caution. 4. Concurrency, Multithreading, and Atomics
Advanced C programming is a complex and challenging topic, but with the right resources and guidance, you can master it. In this article, we provided a comprehensive guide to advanced C programming, including topics such as pointers and memory management, data structures, algorithms, multithreading, and network programming. We also provided resources for learning advanced C programming, including a PDF book and GitHub repositories. typedef struct int *data; size_t capacity; size_t size;
Use comprehensive compiler flags to catch errors early: -Wall -Wextra -Werror -pedantic .
#include #include #include void allocate_string(char **str, size_t size) *str = (char *)malloc(size * sizeof(char)); int main() char *dynamic_text = NULL; allocate_string(&dynamic_text, 50); if (dynamic_text != NULL) strcpy(dynamic_text, "Advanced Pointer Manipulation"); printf("%s\n", dynamic_text); free(dynamic_text); return 0; Use code with caution. Function Pointers and Callbacks
: A popular archive that includes Advanced C.pdf along with other classic texts . #include typedef struct Node int data; struct Node
#define calculate_square(x) _Generic((x), \ int: calculate_square_int, \ double: calculate_square_double, \ default: calculate_square_double \ )(x) int calculate_square_int(int x) return x * x; double calculate_square_double(double x) return x * x; Use code with caution. 5. Concurrent and Low-Level OS Interaction
: Explains contemporary C standards (C11/C17) and abstract state machines.
Standard malloc and free introduce latency and fragmentation. Custom pool allocators solve this by pre-allocating large chunks of memory for fixed-size objects.
To download the latest PDF edition and clone the source code repository, check out the .
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