Tue May 7 19:00:01 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>

	* string/argz-extract.c: Remove const from decl.
	* string/argz.h: Here too.

	* Makeconfig (version.mk): Fix regexp in sed cmd.
	Depend on $(..)Makeconfig.

	* GMP code updated from gmp-2.0 release.
	* stdlib/Makefile (mpn-routines): Removed add_1, added inlines.
	* sysdeps/generic/add_1.c: File removed.
	* stdlib/strtod.c: mp_limb is now mp_limb_t.
	* stdlib/fpioconst.c, stdlib/fpioconst.h: Likewise.
	* stdio-common/_itoa.c: Likewise.
	* stdio-common/printf_fp.c: Likewise.
	Don't include ansidecl.h.

	* sysdeps/mach/hurd/getcwd.c: Use io_identity instead of io_stat.

	* shlib-versions: New file.
	* Makerules (soversions.mk): New target, include file generated from
	shlib-versions.  Moved shared library rules before installation rules.
	Rewrote shared library installation rules for versioned libraries.
	* math/Makefile (libm.so-version): Variable removed.

	* sysdeps/mach/hurd/i386/exc2signal.c: Use struct hurd_signal_detail.

	* hurd/report-wait.c (_S_msg_describe_ports): New function.

	* configure.in: Add AC_PROG_LN_S check.
	* config.make.in (LN_S): New variable.

Sun May  5 03:10:44 1996  Ulrich Drepper  <drepper@cygnus.com>

	* misc/efgcvt_r.c (ecvt_r): Work aroung gcc bug.  gcc does
	not know about weak aliases now and optimizes necessary `if'
	statement away.

	* posix/unistd.h: Add swapoff prototype.

	* sysdeps/generic/confname.h: Add even more POSIX.4 symbols.

	* sysdeps/posix/fpathconf.c (__fpathconf): Get information
	for _PC_PATH_MAX from fstatfs function if available.

	* sysdeps/posix/sysconf.c: Add code to handle _SC_AIO_LISTIO_MAX,
	_SC_AIO_MAX, _SC_AIO_PRIO_DELTA_MAX, _SC_DELAYTIMER_MAX,
	_SC_MQ_OPEN_MAX, _SC_MQ_PRIO_MAX, _SC_RTSIG_MAX,
	_SC_SEM_NSEMS_MAX, _SC_SEM_VALUE_MAX, _SC_SIGQUEUE_MAX, and
	_SC_TIMER_MAX.
	* sysdeps/unix/sysv/sysv4/sysconf.c: Ditto.

	* sysdeps/stub/swapoff.c: New file.  Stub version for swapoff
	function.

	* sysdeps/unix/syscalls.list:  Add swapoff.

	* sysdeps/unix/sysv/linux/Dist: Add sys/acct.h.

	* sysdeps/unix/sysv/linux/Makefile [$(subdir) == misc]
	(sysdep_routines): Add mount, umount, llseek, setfsgid, setfsuid,
	sysinfo, and uselib.
	(headers): Add sys/sysinfo.h.

	* sysdeps/unix/sysv/linux/gethostid.c: Prevent warning.

	* sysdeps/unix/sysv/linux/i386/Makefile [$(subdir) == misc]
	(sysdep_routines): Add ioperm, iopl, and vm86.
	(headers): Add sys/perm.h and sys/vm86.h.

	* sysdeps/unix/sysv/linux/i386/sys/perm.h: New file.  Contains
	prototypes for iopl and ioperm.

	* sysdeps/unix/sysv/linux/i386/sys/vm86.h:  New file.  Contains
	prototype for vm86.

	* sysdeps/unix/sysv/linux/i386/syscalls.list: New file.  Add
	vm86 system call.

	* sysdeps/unix/sysv/linux/sys/acct.h: New file.  Contains
	prototypes for acct function.

	* sysdeps/unix/sysv/linux/sys/socket.h: Provide real header
	file with prototypes.

	* sysdeps/unix/sysv/linux/sys/sysinfo.h: New file.  Contains
	prototype for sysinfo function.

	* sysdeps/unix/sysv/linux/syscalls.list: Add flock, ioperm, iopl,
	llseek, setfsgid, setfsuid, sysinfo, and uselib.

	* sysdeps/unix/sysv/linux/sysconf.c: Instead of duplicating
	posix/sysconf.c now only handle cases different to that
	implementation.

Tue May  7 15:08:19 1996  Miles Bader  <miles@gnu.ai.mit.edu>

	* stdio/linewrap.c (__line_wrap_output): Renamed from lwoutput
	(all references changed).  Now exported.

	* stdio/linewrap.c (struct data): Type deleted (moved to linewrap.h).
	(wrap_stream, unwrap_stream, lwclose, lwfileno, lwoutput,
	line_wrap_stream, line_unwrap_stream): Use struct line_wrap_data
	instead of struct data.
	(lwoutput, line_wrap_stream, line_unwrap_stream): Rename various
	occurences of `wrap' and `wrapmargin' to `wmargin'.
	(line_wrapped, line_wrap_lmargin, line_wrap_set_lmargin,
	line_wrap_rmargin, line_wrap_set_rmargin, line_wrap_wmargin,
	line_wrap_set_wmargin, line_wrap_point): New functions.
	* stdio/linewrap.h: New file.
	* stdio/Makefile (headers): Add linewrap.h.

Tue May  7 14:19:12 1996  Roland McGrath  <roland@delasyd.gnu.ai.mit.edu>

	* sysdeps/unix/sysv/linux/i386/Makefile: File removed.

	* stdio/stdio.h: Remove line_wrap_stream, line_unwap_stream decls.

	* sysdeps/unix/sysv/linux/schedbits.h: New file.

Tue May  7 13:47:02 1996  Miles Bader  <miles@gnu.ai.mit.edu>

	* stdio/linewrap.c (struct data): Make margin fields not-pointers.
	(lwoutput): Adjust uses acordingly.

	* sysdeps/mach/hurd/fdatasync.c: New file.
	* sysdeps/mach/hurd/fsync.c: Pass new flag to file_sync.

	* sysdeps/mach/hurd/xmknod.c: Pass new flag to dir_link.
	* sysdeps/mach/hurd/symlink.c: Likewise.
	* sysdeps/mach/hurd/link.c: Likewise.
	* sysdeps/mach/hurd/bind.c: Likewise.
	* hurd/hurdsig.c (write_corefile): Likewise.

	* hurd/hurdsig.c (write_corefile): Pass cttyid port to crash server.

	* sysdeps/mach/hurd/fpathconf.c: RPC takes int pointer, not long int.

	* sysdeps/mach/hurd/_exit.c (_hurd_exit): Pass sigcode arg to
	proc_mark_exit.
	* sysdeps/mach/hurd/dl-sysdep.c (_exit): Likewise.

	* sysdeps/mach/hurd/wait4.c: Pass sigcode arg to proc_wait.

	* sysdeps/mach/hurd/rename.c: Pass new flag to dir_rename.

	* hurd/hurdfault.c (_hurdsig_fault_catch_exception_raise): Use struct
	hurd_signal_detail.
	* hurd/catch-exc.c (_S_catch_exception_raise): Likewise.
	* hurd/hurd-raise.c (_hurd_raise_signal): Likewise.
	* sysdeps/mach/hurd/i386/trampoline.c (_hurd_setup_sighandler):
	Likewise.
	* sysdeps/mach/hurd/setitimer.c (restart_itimer): Likewise.

	* hurd/hurd/signal.h: Fix _hurd_exception2signal prototype.

	* hurd/hurdsig.c (write_corefile): Take const struct
	hurd_signal_detail * arg.  Pass all details to crash_dump_task.
	(_hurd_internal_post_signal): Pass DETAIL to write_corefile.
	(_hurd_internal_post_signal: suspend): Pass code and error to
	proc_mark_stop.

	* hurd/hurdprio.c (_hurd_priority_which_map): Pass flags arg to
	proc_getprocinfo by reference.

1 files changed, 114 insertions, 50 deletions

diff --git a/Makerules b/Makerules
index 8761347..47e5fb8 100644
--- a/Makerules
+++ b/Makerules
@@ -428,6 +428,71 @@ $(AR) cru$(verbose) $(@:$(objpfx)%=%) \
 $(RANLIB) $@
 endef
 
+# Shared library building.
+
+ifeq (yes,$(build-shared))
+
+# Process the shlib-versions file, which tells us what shared library
+# version numbers to use when we install shared objects on this system.
+-include $(common-objpfx)soversions.mk
+$(common-objpfx)soversions.mk: $(..)shlib-versions $(..)Makerules \
+			       $(common-objpfx)config.make
+	sed 's/#.*$$//' $< | while read conf versions; do \
+	  test -n "$$versions" || continue; \
+	  case '$(config-machine)-$(config-vendor)-$(config-os)' in $$conf)\
+	    for v in $$versions; do \
+	      lib="$${v%%=*}"; if eval "test -z \"\$$vers_lib$$lib\""; then \
+		eval vers_lib$${lib}=yes; \
+		echo $$lib.so-version=.$${v##$$lib=}; fi; \
+	  done ;; esac; done > $@T
+	mv -f $@T $@
+
+# Get $(version) defined with the release version number.
+-include $(common-objpfx)version.mk
+
+
+# Pattern rule to build a shared object from an archive of PIC objects.
+# This must come after the installation rules so Make doesn't try to
+# build shared libraries in place from the installed *_pic.a files.
+# $(LDLIBS-%.so) may contain -l switches to generate run-time dependencies
+# on other shared objects.
+lib%.so: lib%_pic.a; $(build-shlib)
+
+ifeq ($(have-no-whole-archive),yes)
+no-whole-archive = -Wl,--no-whole-archive
+else
+no-whole-archive =
+endif
+
+define build-shlib
+$(LINK.o) -shared -o $@ $(sysdep-LDFLAGS) $(config-LDFLAGS)  \
+	  -Wl,-soname=lib$(libprefix)$(@F:lib%.so=%).so$($(@F)-version) \
+	  $(LDFLAGS.so) $(LDFLAGS-$(@F:lib%.so=%).so) \
+	  -Wl,-rpath-link=$(common-objdir) \
+	  -Wl,--whole-archive $^ $(no-whole-archive) \
+	  $(LDLIBS-$(@F:lib%.so=%).so)
+endef
+
+# Don't try to use -lc when making libc.so itself.
+# Also omits crti.o and crtn.o, which we do not want
+# since we define our own `.init' section specially.
+LDFLAGS-c.so = -nostdlib -nostartfiles
+# Give libc.so an entry point and make it directly runnable itself.
+LDFLAGS-c.so += -e __libc_print_version
+# Use our own special initializer and finalizer files for libc.so.
+elfobjdir := $(firstword $(objdir) $(..)elf)
+$(common-objpfx)libc.so: $(elfobjdir)/soinit.so \
+			 $(common-objpfx)libc_pic.a \
+			 $(elfobjdir)/sofini.so
+	$(build-shlib)
+
+ifdef libc.so-version
+$(common-objpfx)libc.so$(libc.so-version): $(common-objpfx)libc.so
+	rm -f $@
+	ln -s $(<F) $@ || ln $< $@
+endif
+endif
+
 # Installation.
 
 # $(install-lib) are installed from the object directory into $(libdir);
@@ -483,13 +548,56 @@ endef
 install-lib.so := $(filter %.so,$(install-lib:%_pic.a=%.so))
 install-lib := $(filter-out %.so %_pic.a,$(install-lib))
 ifeq (yes,$(build-shared))
-install-lib-nosubdir: $(foreach so,$(install-lib.so),\
-  $(libdir)/$(patsubst $(libprefix)lib%,lib$(libprefix)%,\
-		       $(libprefix)$(so))$($(so)-version))
 
-install: $(slibdir)/libc.so$(libc.so-version)
-$(slibdir)/lib$(libprefix)c.so$(libc.so-version): $(common-objpfx)libc.so
-	$(do-install-so)
+install-lib-nosubdir: $(install-lib.so:%=$(libdir)/%)
+install: $(slibdir)/libc.so
+
+# Find which .so's have versions.
+versioned := $(foreach so,$(install-lib.so),\
+		       $(patsubst %,$(so),$($(so)-version)))
+
+# Install all the unversioned shared libraries.
+$(addprefix $(libdir)/,$(filter-out $(versioned),$(install-lib.so))): \
+$(libdir)/%: $(objpfx)lib%.so; $(do-install-program)
+
+make-link = cd $(@D); rm -f $(@F); $(LN_S) $(<F) $(@F)
+
+ifdef libc.so-version
+# For a library specified to be version N, install three files:
+# libc.so	->	libc.so.N	(e.g. libc.so.6)
+# libc.so.6	->	libc-VERSION.so	(e.g. libc-1.10.so)
+
+$(slibdir)/libc.so: $(slibdir)/libc.so$(libc.so-version)
+	$(make-link)
+$(slibdir)/libc.so$(libc.so-version): $(slibdir)/libc-$(version).so
+	$(make-link)
+$(slibdir)/libc-$(version).so: $(common-objpfx)libc.so; $(do-install-program)
+else
+$(slibdir)/libc.so: $(common-objpfx)libc.so; $(do-install-program)
+endif
+
+
+ifneq (,$(versioned))
+# Produce three sets of rules as above for all the smaller versioned libraries.
+
+define o-iterator-doit
+$$(libdir)/$o: $$(libdir)/$o$$($o-version); $$(make-link)
+endef
+object-suffixes-left := $(versioned)
+include $(..)o-iterator.mk
+
+define o-iterator-doit
+$$(libdir)/$o$$($o-version): $$(libdir)/$(o:.so=)-$$(version).so; $$(make-link)
+endef
+object-suffixes-left := $(versioned)
+include $(..)o-iterator.mk
+
+define o-iterator-doit
+$$(libdir)/$(o:.so=)-$$(version).so: $$(objpfx)$o; $$(do-install-program)
+endef
+object-suffixes-left := $(versioned)
+include $(..)o-iterator.mk
+endif
 
 define do-install-so
 $(do-install-program)
@@ -561,50 +669,6 @@ install-no-libc.a-nosubdir: install-headers-nosubdir install-data-nosubdir\
 			    install-others-nosubdir install-sbin-nosubdir
 install: install-no-libc.a-nosubdir
 
-ifeq (yes,$(build-shared))
-# Pattern rule to build a shared object from an archive of PIC objects.
-# This must come after the installation rules so Make doesn't try to
-# build shared libraries in place from the installed *_pic.a files.
-# $(LDLIBS-%.so) may contain -l switches to generate run-time dependencies
-# on other shared objects.
-lib%.so: lib%_pic.a; $(build-shlib)
-
-ifeq ($(have-no-whole-archive),yes)
-no-whole-archive = -Wl,--no-whole-archive
-else
-no-whole-archive =
-endif
-
-define build-shlib
-$(LINK.o) -shared -o $@ $(sysdep-LDFLAGS) $(config-LDFLAGS)  \
-	  -Wl,-soname=lib$(libprefix)$(@F:lib%.so=%).so$($(@F)-version) \
-	  $(LDFLAGS.so) $(LDFLAGS-$(@F:lib%.so=%).so) \
-	  -Wl,-rpath-link=$(common-objdir) \
-	  -Wl,--whole-archive $^ $(no-whole-archive) \
-	  $(LDLIBS-$(@F:lib%.so=%).so)
-endef
-
-# Don't try to use -lc when making libc.so itself.
-# Also omits crti.o and crtn.o, which we do not want
-# since we define our own `.init' section specially.
-LDFLAGS-c.so = -nostdlib -nostartfiles
-# Give libc.so an entry point and make it directly runnable itself.
-LDFLAGS-c.so += -e __libc_print_version
-# Use our own special initializer and finalizer files for libc.so.
-elfobjdir := $(firstword $(objdir) $(..)elf)
-$(common-objpfx)libc.so: $(elfobjdir)/soinit.so \
-			 $(common-objpfx)libc_pic.a \
-			 $(elfobjdir)/sofini.so
-	$(build-shlib)
-
-ifdef libc.so-version
-$(common-objpfx)libc.so$(libc.so-version): $(common-objpfx)libc.so
-	rm -f $@
-	ln -s $(<F) $@ || ln $< $@
-endif
-endif
-
-
 # Command to compile $< in $(objdir) using the native libraries.
 define native-compile
 cwd=`pwd`; cd $(@D); $(BUILD_CC) $(BUILD_CFLAGS) \