return ret;
}
-void *xcalloc(size_t nmemb, size_t size)
-{
- void *ret = calloc(nmemb, size);
- if (!ret && (!nmemb || !size))
- ret = calloc(1, 1);
- if (!ret) {
- release_pack_memory(nmemb * size, -1);
- ret = calloc(nmemb, size);
- if (!ret && (!nmemb || !size))
- ret = calloc(1, 1);
- if (!ret)
- die("Out of memory, calloc failed");
- }
- return ret;
-}
-
-void *xmmap(void *start, size_t length,
- int prot, int flags, int fd, off_t offset)
-{
- void *ret = mmap(start, length, prot, flags, fd, offset);
- if (ret == MAP_FAILED) {
- if (!length)
- return NULL;
- release_pack_memory(length, fd);
- ret = mmap(start, length, prot, flags, fd, offset);
- if (ret == MAP_FAILED)
- die("Out of memory? mmap failed: %s", strerror(errno));
- }
- return ret;
-}
-
/*
* xread() is the same a read(), but it automatically restarts read()
* operations with a recoverable error (EAGAIN and EINTR). xread()
* DOES NOT GUARANTEE that "len" bytes is read even if the data is available.
*/
-ssize_t xread(int fd, void *buf, size_t len)
+static ssize_t xread(int fd, void *buf, size_t len)
{
ssize_t nr;
while (1) {
* operations with a recoverable error (EAGAIN and EINTR). xwrite() DOES NOT
* GUARANTEE that "len" bytes is written even if the operation is successful.
*/
-ssize_t xwrite(int fd, const void *buf, size_t len)
+static ssize_t xwrite(int fd, const void *buf, size_t len)
{
ssize_t nr;
while (1) {
return total;
}
-
-int xdup(int fd)
-{
- int ret = dup(fd);
- if (ret < 0)
- die("dup failed: %s", strerror(errno));
- return ret;
-}
-
-FILE *xfdopen(int fd, const char *mode)
-{
- FILE *stream = fdopen(fd, mode);
- if (stream == NULL)
- die("Out of memory? fdopen failed: %s", strerror(errno));
- return stream;
-}
-
-int xmkstemp(char *template)
-{
- int fd;
-
- fd = mkstemp(template);
- if (fd < 0)
- die("Unable to create temporary file: %s", strerror(errno));
- return fd;
-}