#define TRACKFDS_H 1
/* List of tracked file descriptors. */
-static int *tracked_fds;
+static int *tracked_fds_list;
/* Current number of items in the list. */
-static size_t tracked_fds_count;
+static size_t tracked_fds_list_count;
/* Allocated items, used to reduce realloc()s. */
-static size_t tracked_fds_space;
+static size_t tracked_fds_list_space;
#ifdef DEBUG
static void tracked_fds_debug(void) {
- debug(" tracked_fds: %d/%d\t\t[%d]\n", tracked_fds_count,
- tracked_fds_space,
- getpid());
+ debug(" tracked_fds_list: %d/%d\t\t[%d]\n", tracked_fds_list_count,
+ tracked_fds_list_space,
+ getpid());
size_t i;
- for (i = 0; i < tracked_fds_count; i++) {
- debug(" tracked_fds[%d]: %d\n", i, tracked_fds[i]);
+ for (i = 0; i < tracked_fds_list_count; i++) {
+ debug(" tracked_fds_list[%d]: %d\n", i, tracked_fds_list[i]);
}
}
#endif
const char *env;
initialized = 1;
- tracked_fds_count = 0;
+ tracked_fds_list_count = 0;
/* If ENV_NAME_FORCE_WRITE is set and not empty, allow writes to a non-tty
* device. Use with care! Mainly used for the test suite. */
count++;
}
}
- tracked_fds_space = count + TRACKFDS_REALLOC_STEP;
+ tracked_fds_list_space = count + TRACKFDS_REALLOC_STEP;
- tracked_fds = malloc(tracked_fds_space * sizeof(*tracked_fds));
- if (!tracked_fds) {
+ tracked_fds_list = malloc(tracked_fds_list_space * sizeof(*tracked_fds_list));
+ if (!tracked_fds_list) {
return;
}
size_t i = 0;
/* Parse file descriptor numbers from environment string and store them as
- * integers in tracked_fds. */
+ * integers in tracked_fds_list. */
char *last;
for (x = env_copy, last = env_copy; *x; x++) {
if (*x != ',') {
}
*x = 0;
- tracked_fds[i++] = atoi(last);
+ tracked_fds_list[i++] = atoi(last);
last = x + 1;
}
- tracked_fds_count = count;
+ tracked_fds_list_count = count;
#ifdef DEBUG
tracked_fds_debug();
static void update_environment_buffer(char *x) {
size_t i;
- for (i = 0; i < tracked_fds_count; i++) {
- int length = snprintf(x, 10 + 1, "%d", tracked_fds[i]);
+ for (i = 0; i < tracked_fds_list_count; i++) {
+ int length = snprintf(x, 10 + 1, "%d", tracked_fds_list[i]);
if (length >= 10 + 1) {
/* Integer too big to fit the buffer, skip it. */
continue;
/* An integer (32-bit) has at most 10 digits, + 1 for the comma after each
* number. Bigger file descriptors (which shouldn't occur in reality) are
* skipped. */
- return tracked_fds_count * (10 + 1) + 1 /* to fit '\0' */;
+ return tracked_fds_list_count * (10 + 1) + 1 /* to fit '\0' */;
}
static void update_environment(void) {
#ifdef DEBUG
static void tracked_fds_add(int fd) {
- if (tracked_fds_count >= tracked_fds_space) {
- size_t new_space = tracked_fds_space + TRACKFDS_REALLOC_STEP;
- int *tmp = realloc(tracked_fds, sizeof(*tracked_fds) * new_space);
+ if (tracked_fds_list_count >= tracked_fds_list_space) {
+ size_t new_space = tracked_fds_list_space + TRACKFDS_REALLOC_STEP;
+ int *tmp = realloc(tracked_fds_list, sizeof(*tracked_fds_list) * new_space);
if (!tmp) {
/* We can do nothing, just ignore the error. We made sure not to
* destroy our state, so the new descriptor is ignored without any
* other consequences. */
#ifdef DEBUG
- debug("realloc(tracked_fds, %zu) failed! [%d]\n",
- sizeof(*tracked_fds) * new_space, getpid());
+ debug("realloc(tracked_fds_list, %zu) failed! [%d]\n",
+ sizeof(*tracked_fds_list) * new_space, getpid());
#endif
return;
}
- tracked_fds = tmp;
- tracked_fds_space = new_space;
+ tracked_fds_list = tmp;
+ tracked_fds_list_space = new_space;
}
- tracked_fds[tracked_fds_count++] = fd;
+ tracked_fds_list[tracked_fds_list_count++] = fd;
#ifdef DEBUG
debug("tracked_fds_add(): %-3d\t\t[%d]\n", fd, getpid());
}
static int tracked_fds_remove(int fd) {
size_t i;
- for (i = 0; i < tracked_fds_count; i++) {
- if (fd != tracked_fds[i]) {
+ for (i = 0; i < tracked_fds_list_count; i++) {
+ if (fd != tracked_fds_list[i]) {
continue;
}
- memmove(tracked_fds + i, tracked_fds + i + 1,
- sizeof(*tracked_fds) * (tracked_fds_count - i - 1));
- tracked_fds_count--;
+ memmove(tracked_fds_list + i, tracked_fds_list + i + 1,
+ sizeof(*tracked_fds_list) * (tracked_fds_list_count - i - 1));
+ tracked_fds_list_count--;
#ifdef DEBUG
debug("tracked_fds_remove(): %-3d\t[%d]\n", fd, getpid());
}
static int tracked_fds_find(int fd) {
size_t i;
- for (i = 0; i < tracked_fds_count; i++) {
- if (fd == tracked_fds[i]) {
+ for (i = 0; i < tracked_fds_list_count; i++) {
+ if (fd == tracked_fds_list[i]) {
return 1;
}
}