#include "para.h"
+#include <fcntl.h>
#include <sys/select.h>
#include "error.h"
*
* This wrapper for FD_SET() passes its first two arguments to \p FD_SET. Upon
* return, \a max_fileno contains the maximum of the old_value and \a fd.
+ *
+ * \sa para_select
*/
void para_fd_set(int fd, fd_set *fds, int *max_fileno)
{
FD_SET(fd, fds);
- *max_fileno = MAX(*max_fileno, fd);
+ *max_fileno = PARA_MAX(*max_fileno, fd);
+}
+
+/**
+ * paraslash's wrapper for fread(3)
+ *
+ * \param dest destination pointer
+ * \param nbytes size of one element
+ * \param nmemb number of elements to write
+ * \param stream the input stream
+ *
+ * \return negative on errors, zero on end of file, and the number of bytes
+ * (not elements) read on success.
+ *
+ * \sa fread(3)
+ */
+__must_check int para_fread(void *dest, size_t nbytes, size_t nmemb, FILE *stream)
+{
+ size_t res = fread(dest, nbytes, nmemb, stream);
+ if (res == nmemb)
+ return nbytes * nmemb;
+ if (feof(stream))
+ return 0;
+ return -E_FREAD;
}