cleanup unused files

buffer_dyn/demo.c

@@ -1,98 +0,0 @@
-#define _POSIX_C_SOURCE 200809L
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <limits.h>
-#include <pthread.h>
-#include <unistd.h>
-#include <time.h>
-
-#include "buffer.h"
-
-void check_errno(int error)
-{
-    if (error < 0)
-    {
-        perror("Error");
-        exit(EXIT_FAILURE);
-    }
-}
-
-void check(int error)
-{
-    if (error != 0)
-    {
-        printf("Error: %s\n", strerror(error));
-        exit(EXIT_FAILURE);
-    }
-}
-
-int msleep(long msec) // millisecond sleep
-{
-    struct timespec ts;
-    ts.tv_sec = msec / 1000;
-    ts.tv_nsec = (msec % 1000) * 1000000;
-    return nanosleep(&ts, NULL);
-}
-
-typedef struct { 
-    pthread_mutex_t m;
-} args;
-
-void *producer(void *arg) // function for producer thread
-{
-    args a = *(args *)arg;
-    int i = 0;
-    do
-    {
-        check( pthread_mutex_lock(&a.m) );
-        if (!buffer_is_full())
-        {
-            buffer_put(i);
-        }
-        check( pthread_mutex_unlock(&a.m) );
-        i++;
-        check_errno( msleep(150) );
-    } while(i != 10);
-
-    return NULL;
-}
-
-void *consumer(void *arg) // function for consumer thread
-{
-    args a = *(args *)arg;
-    int i;
-    do
-    {
-        check( pthread_mutex_lock(&a.m) );
-        if (buffer_get(&i))
-        {
-            check_errno( printf("%d\n", i) );
-        }
-        check( pthread_mutex_unlock(&a.m) );
-        check_errno( msleep(1000) );
-    } while (i != 9);
-
-    return NULL;
-}
-
-int main(void)
-{
-    args a;
-
-    pthread_mutexattr_t ma;
-    check( pthread_mutexattr_init(&ma) );
-    check( pthread_mutex_init(&a.m, &ma) );
-
-    pthread_t ptc, ptp;
-    check( pthread_create(&ptc, NULL, consumer, &a) );
-    check( pthread_create(&ptp, NULL, producer, &a) );
-
-    check( pthread_join(ptc, NULL) );
-    check( pthread_join(ptp, NULL) );
-
-    check( pthread_mutex_destroy(&a.m) );
-    check( pthread_mutexattr_destroy(&ma) );
-
-    return EXIT_SUCCESS;
-}

buffer_dyn/test.c

@@ -1,54 +0,0 @@
-#include <stdio.h>
-
-#include "buffer.h"
-
-static int tests = 0;
-static int fails = 0;
-
-#define TEST(condition, ...) \
-    tests++;\
-    if (!(condition))\
-    {\
-        fails++;\
-        printf("Error: ");\
-        printf(__VA_ARGS__);\
-        printf("\n");\
-    }
-
-#define PRINT_TEST_REPORT\
-    printf("%d tests performed: %d succeded, %d failed.\n", tests, tests - fails, fails);
-
-void test_put_and_get(int test_value)
-{
-    // test if test_value can be written into the buffer
-    TEST(buffer_put(test_value), "value %d can not be written into the buffer", test_value)
-    TEST(!buffer_is_empty(), "buffer still empty after writing into the buffer")
-    // test if test_value can be retrieved from the buffer
-    int retrieved_value;
-    TEST(buffer_get(&retrieved_value), "retrieving %d from the buffer failed", test_value)
-    TEST(retrieved_value == test_value, "wrong value (%d) retrieved from the buffer, expected %d", retrieved_value, test_value)
-    TEST(buffer_is_empty(), "buffer not empty after writing and retrieving one int to and from the buffer")
-}
-
-int main(void)
-{
-    // test if the buffer is empty at startup
-    TEST(buffer_is_empty(), "buffer not empty at startup")
-    // test if the buffer is not full at startup
-    TEST(!buffer_is_full(), "buffer full at startup")
-    // test if value 42 can be written into and retrieved from the buffer
-    test_put_and_get(42);
-    // test if value 0 can be written into and retrieved from the buffer
-    test_put_and_get(0);
-    // write to the buffer until it is full
-    while (buffer_put(13)) /* do nothing */;
-    TEST(buffer_is_full(), "buffer not full after put failed")
-    // retrieve from the buffer until it is empty
-    int retrieved_value;
-    while (buffer_get(&retrieved_value)) /* do nothing */;
-    TEST(buffer_is_empty(), "buffer not empty after get failed")
-    TEST(retrieved_value == 13, "retrieved value overridden after get failed, expected 13 but got %d", retrieved_value)
-
-    PRINT_TEST_REPORT
-    return 0;
-}