[BZ #5441, BZ #5452, BZ #5454]

2007-12-07  Ulrich Drepper  <drepper@redhat.com>
	[BZ #5441]
	* stdio-common/vfscanf.c (_IO_vfwscanf): Don't free ptrs_to_free
	structure, it's allocated with alloca.
	* stdio-common/Makefile (tests): Add bug21.
	* stdio-common/bug21.c: New file.

2007-12-06  Aurelien Jarno  <aurelien@aurel32.net>

	[BZ #5452]
	* sysdeps/unix/sysv/linux/bits/sched.h: Use __extension__
	  keyword for gcc's braced-groups.

2007-12-07  Ulrich Drepper  <drepper@redhat.com>

	[BZ #5454]
	* inet/ether_line.c: Strip hostname of whitespaces.
	* inet/Makefile (tests): Add tst-ether_line.
	* inet/tst-ether_line.c: New file.

3 files changed, 47 insertions, 8 deletions

diff --git a/inet/Makefile b/inet/Makefile
index 2250cc6e8c..d7139c1d7f 100644
--- a/inet/Makefile
+++ b/inet/Makefile
@@ -52,7 +52,7 @@ routines := htonl htons		\
 aux := check_pf check_native ifreq
 
 tests := htontest test_ifindex tst-ntoa tst-ether_aton tst-network \
-	 tst-gethnm test-ifaddrs bug-if1 test-inet6_opt
+	 tst-gethnm test-ifaddrs bug-if1 test-inet6_opt tst-ether_line
 
 include ../Rules
 
diff --git a/inet/ether_line.c b/inet/ether_line.c
index 7e871a6bd7..13c5f394cf 100644
--- a/inet/ether_line.c
+++ b/inet/ether_line.c
@@ -61,19 +61,20 @@ ether_line (const char *line, struct ether_addr *addr, char *hostname)
 	++line;
     }
 
-  /* Remove trailing white space.  */
-  cp = __strchrnul (line, '#');
-  while (cp > line && isspace (cp[-1]))
-    --cp;
+  /* Skip initial whitespace.  */
+  while (isspace (*line))
+    ++line;
 
-  if (cp == line)
+  if (*line == '#' || *line == '\0')
     /* No hostname.  */
     return -1;
 
+  /* The hostname is up to the next non-space character.  */
   /* XXX This can cause trouble because the hostname might be too long
      but we have no possibility to check it here.  */
-  memcpy (hostname, line, cp - line);
-  hostname [cp - line] = '\0';
+  while (*line != '\0' && *line != '#' && !isspace (*line))
+    *hostname++ = *line++;
+  *hostname = '\0';
 
   return 0;
 }
diff --git a/inet/tst-ether_line.c b/inet/tst-ether_line.c
new file mode 100644
index 0000000000..ff0560b16a
--- /dev/null
+++ b/inet/tst-ether_line.c
@@ -0,0 +1,38 @@
+#include <stdio.h>
+#include <string.h>
+#include <netinet/ether.h>
+
+
+static int
+do_test (void)
+{
+  struct ether_addr a;
+  char buf[1000];
+  if (ether_line ("00:01:02:03:04:05       aaaaa   \n", &a, buf) != 0)
+    {
+      puts ("ether_line failed");
+      return 1;
+    }
+
+  int res = 0;
+  int i;
+  for (i = 0; i < ETH_ALEN; ++i)
+    {
+      printf ("%02x%s",
+	      (int) a.ether_addr_octet[i], i + 1 == ETH_ALEN ? "" : ":");
+      if (a.ether_addr_octet[i] != i)
+	{
+	  printf ("octet %d is %d, expected %d\n",
+		  i, (int) a.ether_addr_octet[i], i);
+	  res = 1;
+	}
+    }
+
+  printf (" \"%s\"\n", buf);
+  res |= strcmp (buf, "aaaaa") != 0;
+
+  return res;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"