sysdeps redesign: first part: minimize clr tests

 Remaining clr:
  emptyregex: can be safely guessed to no
  nullispointer: can't be safely guessed, but do we need the test?
  devurandom: can't be safely guessed
  malloc0: can more or less be safely guessed to no

1 files changed, 2 insertions, 9 deletions

diff --git a/src/librandom/random_string.c b/src/librandom/random_string.c
index f8cabc3..acdec69 100644
--- a/src/librandom/random_string.c
+++ b/src/librandom/random_string.c
@@ -16,21 +16,14 @@ void random_string (char *s, size_t n)
 #else
 #ifdef SKALIBS_HASGETRANDOM
 
-#include <skalibs/nonposix.h>
-#include <unistd.h>
-#include <sys/syscall.h>
+#include <sys/random.h>
 #include <skalibs/random.h>
 
-static int getrandom (void *buf, size_t buflen, unsigned int flags)
-{
-  return syscall(SYS_getrandom, buf, buflen, flags) ;
-}
-
 void random_string (char *s, size_t n)
 {
   while (n)
   {
-    int r = getrandom(s, n, 0) ;
+    ssize_t r = getrandom(s, n, 0) ;
     if (r >= 0)
     {
       s += r ;