goto

#include <stdio.h>
#include <stdlib.h>

int main()
{
    FILE *file = fopen("test.txt", "r");
    if (!file)
        goto error1;

    char **names = malloc(100);
    if (!names)
        goto error2;

    for (size_t i = 0; i < 10; i++)
    {
        char *name = malloc(32);
        if (!name)
            goto error3;
        names[i] = name;
    }

    ...



error3:
    if(names)
        free(names);
error2:
    for (size_t i = 0; i < 10; i++)
    {
        if(names[i])
            free(names[i]);
    }
error1:
    if (file)
        free(file);

}