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-rw-r--r--ChangeLog67
-rw-r--r--Makeconfig13
-rw-r--r--sysdeps/unix/sysv/linux/sigaction.c18
3 files changed, 55 insertions, 43 deletions
diff --git a/ChangeLog b/ChangeLog
index 6e009d0b88..1cffcdfb62 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,34 +1,39 @@
-1998-10-12  Philip Blundell  <pb@nexus.co.uk> 
- 
-	* Makeconfig (sysdep-subdirs): Allow Subdirs files to remove 
-	directories as well as add them. 
- 
-1998-10-28  Philip Blundell  <pb@nexus.co.uk> 
- 
-	* sysdeps/unix/sysv/linux/neteconet/ec.h: New file.  Support for 
-	AF_ECONET sockets as found in recent Linux 2.1 kernels. 
-	* sysdeps/unix/sysv/linux/Dist: Distribute it. 
-	* sysdeps/unix/sysv/linux/Makefile: Install it. 
- 
-1998-10-27  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de> 
- 
-	* string/bits/string2.h: __USE_GNU already implies __USE_MISC. 
- 
-1998-10-27  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de> 
-
-	* sysdeps/generic/bits/types.h (__FDS_BITS): New macro to access 
-	fds_bits member. 
-	* sysdeps/unix/sysv/linux/alpha/bits/types.h (__FDS_BITS): Likewise. 
-	* sysdeps/unix/sysv/linux/bits/types.h (__FDS_BITS): Likewise. 
-	* sysdeps/unix/sysv/linux/mips/bits/types.h (__FDS_BITS): Likewise. 
-	* sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h (__FDS_BITS): 
-	Likewise. 
-	* sysdeps/unix/sysv/sysv4/solaris2/bits/types.h (__FDS_BITS): 
-	Likewise. 
-	* sysdeps/generic/bits/select.h (__FD_ZERO, __FD_SET, __FD_CLR, 
-	__FD_ISSET): Use it. 
-	* sysdeps/i386/bits/select.h (__FD_ZERO, __FD_SET, __FD_CLR, 
-	__FD_ISSET): Likewise. 
+1998-10-29  Ulrich Drepper  <drepper@cygnus.com>
+
+	* sysdeps/unix/sysv/linux/sigaction.c (__sigaction): Allow
+	compiling on systems without rt_sigaction syscall.
+
+1998-10-12  Philip Blundell  <pb@nexus.co.uk>
+
+	* Makeconfig (sysdep-subdirs): Allow Subdirs files to remove
+	directories as well as add them.
+
+1998-10-28  Philip Blundell  <pb@nexus.co.uk>
+
+	* sysdeps/unix/sysv/linux/neteconet/ec.h: New file.  Support for
+	AF_ECONET sockets as found in recent Linux 2.1 kernels.
+	* sysdeps/unix/sysv/linux/Dist: Distribute it.
+	* sysdeps/unix/sysv/linux/Makefile: Install it.
+
+1998-10-27  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de>
+
+	* string/bits/string2.h: __USE_GNU already implies __USE_MISC.
+
+1998-10-27  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de>
+
+	* sysdeps/generic/bits/types.h (__FDS_BITS): New macro to access
+	fds_bits member.
+	* sysdeps/unix/sysv/linux/alpha/bits/types.h (__FDS_BITS): Likewise.
+	* sysdeps/unix/sysv/linux/bits/types.h (__FDS_BITS): Likewise.
+	* sysdeps/unix/sysv/linux/mips/bits/types.h (__FDS_BITS): Likewise.
+	* sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h (__FDS_BITS):
+	Likewise.
+	* sysdeps/unix/sysv/sysv4/solaris2/bits/types.h (__FDS_BITS):
+	Likewise.
+	* sysdeps/generic/bits/select.h (__FD_ZERO, __FD_SET, __FD_CLR,
+	__FD_ISSET): Use it.
+	* sysdeps/i386/bits/select.h (__FD_ZERO, __FD_SET, __FD_CLR,
+	__FD_ISSET): Likewise.
 
 1998-10-28  Geoff Keating  <geoffk@ozemail.com.au>
 
diff --git a/Makeconfig b/Makeconfig
index 237f48f4df..8e5129f2fb 100644
--- a/Makeconfig
+++ b/Makeconfig
@@ -747,6 +747,7 @@ define \n
 
 endef
 sysdep-subdirs := $(subst $(\n), ,$(sysdep-subdirs))
+sysdep-inhibit-subdirs := $(subst $(\n), ,$(sysdep-inhibit-subdirs))
 endif
 
 # These are the subdirectories containing the library source.
@@ -756,6 +757,7 @@ all-subdirs = csu assert ctype db db2 locale intl catgets math setjmp signal\
 	      gnulib iconv iconvdata wctype manual shadow md5-crypt po argp \
 	      $(add-ons) nss localedata timezone rt debug $(sysdep-subdirs) \
 	      $(binfmt-subdir)
+all-subdirs := $(filter-out $(sysdep-inhibit-subdirs),$(all-subdirs))
 subdirs = $(all-subdirs)
 
 # The mach and hurd subdirectories have many generated header files which
@@ -769,10 +771,13 @@ subdirs	:= $(filter mach,$(subdirs)) $(filter hurd,$(subdirs)) \
 
 all-Subdirs-files = $(wildcard $(config-sysdirs:%=$(..)%/Subdirs))
 $(common-objpfx)sysd-dirs: $(common-objpfx)config.make $(all-Subdirs-files)
-	(echo define sysdep-subdirs;				\
-	 sed 's/#.*$$//' $(all-Subdirs-files) /dev/null;	\
-	 echo endef;						\
-	 echo 'sysd-dirs-done = t';				\
+	(echo define sysdep-subdirs;					\
+	 sed 's/[#-].*$$//' $(all-Subdirs-files) /dev/null;		\
+	 echo endef;							\
+	 echo define sysdep-inhibit-subdirs;				\
+	 sed '/-.*$$/!d;s/^-//' $(all-Subdirs-files) /dev/null;	\
+	 echo endef;							\
+	 echo 'sysd-dirs-done = t';					\
 	) > $@-tmp
 	mv -f $@-tmp $@
 
diff --git a/sysdeps/unix/sysv/linux/sigaction.c b/sysdeps/unix/sysv/linux/sigaction.c
index 72cead81d2..1c0fa9e439 100644
--- a/sysdeps/unix/sysv/linux/sigaction.c
+++ b/sysdeps/unix/sysv/linux/sigaction.c
@@ -49,6 +49,7 @@ __sigaction (sig, act, oact)
   struct old_kernel_sigaction k_sigact, k_osigact;
   int result;
 
+#ifdef __NR_rt_sigaction
   /* First try the RT signals.  */
   if (!__libc_missing_rt_sigs)
     {
@@ -60,15 +61,15 @@ __sigaction (sig, act, oact)
 	  kact.k_sa_handler = act->sa_handler;
 	  memcpy (&kact.sa_mask, &act->sa_mask, sizeof (sigset_t));
 	  kact.sa_flags = act->sa_flags;
-#ifdef HAVE_SA_RESTORER
+# ifdef HAVE_SA_RESTORER
 	  kact.sa_restorer = act->sa_restorer;
-#endif
+# endif
 	}
 
       /* XXX The size argument hopefully will have to be changed to the
 	 real size of the user-level sigset_t.  */
-      result = INLINE_SYSCALL (rt_sigaction, 4, sig, act ? &kact : 0,
-			       oact ? &koact : 0, _NSIG / 8);
+      result = INLINE_SYSCALL (rt_sigaction, 4, sig, act ? &kact : NULL,
+			       oact ? &koact : NULL, _NSIG / 8);
 
       if (result >= 0 || errno != ENOSYS)
 	{
@@ -77,9 +78,9 @@ __sigaction (sig, act, oact)
 	      oact->sa_handler = koact.k_sa_handler;
 	      memcpy (&oact->sa_mask, &koact.sa_mask, sizeof (sigset_t));
 	      oact->sa_flags = koact.sa_flags;
-#ifdef HAVE_SA_RESTORER
+# ifdef HAVE_SA_RESTORER
 	      oact->sa_restorer = koact.sa_restorer;
-#endif
+# endif
 	    }
 	  return result;
 	}
@@ -87,6 +88,7 @@ __sigaction (sig, act, oact)
       __set_errno (saved_errno);
       __libc_missing_rt_sigs = 1;
     }
+#endif
 
   if (act)
     {
@@ -97,8 +99,8 @@ __sigaction (sig, act, oact)
       k_sigact.sa_restorer = act->sa_restorer;
 #endif
     }
-  result = INLINE_SYSCALL (sigaction, 3, sig, act ? &k_sigact : 0,
-			   oact ? &k_osigact : 0);
+  result = INLINE_SYSCALL (sigaction, 3, sig, act ? &k_sigact : NULL,
+			   oact ? &k_osigact : NULL);
   if (oact && result >= 0)
     {
       oact->sa_handler = k_osigact.k_sa_handler;