Sun Jan 28 17:25:38 1996 Roland McGrath <roland@churchy.gnu.ai.mit.edu>cvs/libc-960129

	* setjmp/setjmp.h (jmp_buf): Give a tag in the struct defn, to
	make C++ happy.
	* alpha/jmp_buf.h: Likewise.
	* m68k/jmp_buf.h: Likewise.
	* mips/jmp_buf.h: Likewise.
	* sparc/jmp_buf.h: Likewise.
	* vax/jmp_buf.h: Likewise.
Sun Jan 28 17:25:38 1996  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>

	* setjmp/setjmp.h (jmp_buf): Give a tag in the struct defn, to
	make C++ happy.
	* alpha/jmp_buf.h: Likewise.
	* m68k/jmp_buf.h: Likewise.
	* mips/jmp_buf.h: Likewise.
	* sparc/jmp_buf.h: Likewise.
	* vax/jmp_buf.h: Likewise.

	* sysdeps/generic/memmem.c: Fix return value in case where
	NEEDLE_LEN==0.

	* hurd/hurdlookup.c (__file_name_lookup_under,
	__file_name_lookup): Restrict mode with umask.
	* sysdeps/mach/hurd/xmknod.c: Restrict mode with umask.
	* sysdeps/mach/hurd/mkdir.c: Restrict mode with umask.

6 files changed, 31 insertions, 11 deletions

diff --git a/ChangeLog b/ChangeLog
index 3d949d2cc2..41a3f70018 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,21 @@
+Sun Jan 28 17:25:38 1996  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>
+
+	* setjmp/setjmp.h (jmp_buf): Give a tag in the struct defn, to
+	make C++ happy.
+	* alpha/jmp_buf.h: Likewise.
+	* m68k/jmp_buf.h: Likewise.
+	* mips/jmp_buf.h: Likewise.
+	* sparc/jmp_buf.h: Likewise.
+	* vax/jmp_buf.h: Likewise.
+
+	* sysdeps/generic/memmem.c: Fix return value in case where
+	NEEDLE_LEN==0.
+
+	* hurd/hurdlookup.c (__file_name_lookup_under,
+	__file_name_lookup): Restrict mode with umask.
+	* sysdeps/mach/hurd/xmknod.c: Restrict mode with umask.
+	* sysdeps/mach/hurd/mkdir.c: Restrict mode with umask.
+
 Fri Jan 26 12:20:45 1996  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>
 
 	* stdlib/strtol.c: Undo last change.  ANSI C changed since the
diff --git a/hurd/hurdlookup.c b/hurd/hurdlookup.c
index 05ed03833c..227f20e274 100644
--- a/hurd/hurdlookup.c
+++ b/hurd/hurdlookup.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -352,7 +352,7 @@ __file_name_lookup (const char *file_name, int flags, mode_t mode)
   file_t result;
 
   err = __hurd_file_name_lookup (&_hurd_ports_use, &__getdport,
-				 file_name, flags, mode,
+				 file_name, flags, mode & ~_hurd_umask,
 				 &result);
 
   return err ? (__hurd_fail (err), MACH_PORT_NULL) : result;
@@ -388,7 +388,7 @@ __file_name_lookup_under (file_t startdir,
     }
 
   err = __hurd_file_name_lookup (&use_init_port, &__getdport,
-				 file_name, flags, mode,
+				 file_name, flags, mode & ~_hurd_umask,
 				 &result);
 
   return err ? (__hurd_fail (err), MACH_PORT_NULL) : result;
diff --git a/setjmp/setjmp.h b/setjmp/setjmp.h
index 479cf973ec..12b05f1033 100644
--- a/setjmp/setjmp.h
+++ b/setjmp/setjmp.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 93, 94, 95, 96 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -32,7 +32,7 @@ __BEGIN_DECLS
 #include <sigset.h>		/* Get `__sigset_t'.  */
 
 /* Calling environment, plus possibly a saved signal mask.  */
-typedef struct
+typedef struct __jmp_buf	/* C++ doesn't like tagless structs.  */
   {
     /* NOTE: The machine-dependent definitions of `__sigsetjmp'
        assume that a `jmp_buf' begins with a `__jmp_buf'.
@@ -54,7 +54,7 @@ extern int __sigsetjmp __P ((jmp_buf __env, int __savemask));
    The ANSI C standard says `setjmp' is a macro.  */
 #define	setjmp(env)	__sigsetjmp ((env), 0)
 #else
-/* We are in 4.3 BSD-compatibility mode in which `setjmp' 
+/* We are in 4.3 BSD-compatibility mode in which `setjmp'
    saves the signal mask like `sigsetjmp (ENV, 1)'.  */
 #define	setjmp(env)	__sigsetjmp ((env), 1)
 #endif /* Favor BSD.  */
diff --git a/sysdeps/generic/memmem.c b/sysdeps/generic/memmem.c
index 79b4544db5..099897ab80 100644
--- a/sysdeps/generic/memmem.c
+++ b/sysdeps/generic/memmem.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1993, 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1993, 1994, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -33,7 +33,9 @@ DEFUN(memmem, (haystack, haystack_len,
     = (CONST char *) haystack + haystack_len - needle_len;
 
   if (needle_len == 0)
-    return (PTR) &((CONST char *) haystack)[needle_len - 1];
+    /* The first occurrence of the empty string is deemed to occur at
+       the end of the string.  */
+    return (PTR) &((CONST char *) haystack)[haystack_len - 1];
 
   for (begin = (CONST char *) haystack; begin <= last_possible; ++begin)
     if (begin[0] == ((CONST char *) needle)[0] &&
diff --git a/sysdeps/mach/hurd/mkdir.c b/sysdeps/mach/hurd/mkdir.c
index d477815994..560f5e0a3d 100644
--- a/sysdeps/mach/hurd/mkdir.c
+++ b/sysdeps/mach/hurd/mkdir.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1993, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -31,7 +31,7 @@ DEFUN(__mkdir, (file_name, mode), CONST char *file_name AND mode_t mode)
   file_t parent = __file_name_split (file_name, (char **) &name);
   if (parent == MACH_PORT_NULL)
     return -1;
-  err = __dir_mkdir (parent, name, mode);
+  err = __dir_mkdir (parent, name, mode & ~_hurd_umask);
   __mach_port_deallocate (__mach_task_self (), parent);
   if (err)
     return __hurd_fail (err);
diff --git a/sysdeps/mach/hurd/xmknod.c b/sysdeps/mach/hurd/xmknod.c
index 68fb2249b2..b2386d80ee 100644
--- a/sysdeps/mach/hurd/xmknod.c
+++ b/sysdeps/mach/hurd/xmknod.c
@@ -90,7 +90,7 @@ __xmknod (int vers, const char *file_name, mode_t mode, dev_t *dev)
     return -1;
 
   /* Create a new, unlinked node in the target directory.  */
-  err = __dir_mkfile (dir, O_WRITE, mode & ~S_IFMT & _hurd_umask, &node);
+  err = __dir_mkfile (dir, O_WRITE, (mode & ~S_IFMT) & ~_hurd_umask, &node);
 
   if (! err)
     /* Set the node's translator to make it a device.  */