glibc/Makeconfig
Roland McGrath 0e3426bbcf 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.
1996-05-08 02:07:47 +00:00

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# 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
# modify it under the terms of the GNU Library General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Library General Public License for more details.
# You should have received a copy of the GNU Library General Public
# License along with the GNU C Library; see the file COPYING.LIB. If
# not, write to the Free Software Foundation, Inc., 675 Mass Ave,
# Cambridge, MA 02139, USA.
#
# Makefile configuration options for the GNU C library.
#
ifneq (,)
This makefile requires GNU Make.
endif
ifneq "$(origin +included-Makeconfig)" "file"
+included-Makeconfig := yes
ifdef subdir
.. := ../
endif
# If config.make exists, the source directory was configured,
# so don't try to be clever and find another directory to build in.
ifneq (,$(wildcard $(..)config.make))
ARCH =
machine =
else # Not configured.
ifndef ARCH
ifdef machine
ARCH = $(machine)
endif # machine
endif # ARCH
endif # config.make
# Directory for object files and libc.a. If this is not defined, the
# object files live in the subdirectories where their sources live, and
# libc.a lives in the parent directory (this probably doesn't work any
# more).
ifdef ARCH
ifeq ($(filter /%,$(ARCH)),)
objdir := $(..)$(ARCH)
else
objdir = $(ARCH)
endif
endif
# $(common-objdir) is the place to put objects and
# such that are not specific to a single subdir.
ifdef objdir
objpfx = $(objdir)/
common-objpfx = $(objpfx)
common-objdir = $(objdir)
else
objpfx :=
ifdef ..
common-objpfx = $(..)
common-objdir = ..
else
# This is a kludge. make wizards might grok.
common-objpfx = sysdeps/../
common-objdir = .
endif
endif
# Get the values defined by options to `configure'.
include $(common-objpfx)config.make
# Run config.status to update config.make and config.h. We don't show the
# dependence of config.h to Make, because it is only touched when it
# changes and so config.status would be run every time; the dependence of
# config.make should suffice to force regeneration and re-exec, and the new
# image will notice if config.h changed.
$(common-objpfx)config.make: $(common-objpfx)config.status $(..)config.h.in
cd $(<D); $(SHELL) $(<F)
# Force the user to configure before making.
$(common-objpfx)config.status: $(..)configure
@cd $(@D); if test -f $(@F); then exec $(SHELL) $(@F) --recheck; else \
echo The GNU C library has not been configured. >&2; \
echo Run \`configure\' to configure it before building. >&2; \
echo Try \`configure --help\' for more details. >&2; \
exit 1; fi
# Get the user's configuration parameters.
ifneq ($(wildcard $(..)configparms),)
include $(..)configparms
endif
ifneq ($(objpfx),)
ifneq ($(wildcard $(objpfx)configparms),)
include $(objpfx)configparms
endif
endif
sysdep_dir := $(..)sysdeps
export sysdep_dir := $(sysdep_dir)
####
#### These are the configuration variables. You can define values for
#### the variables below in the file `configparms'.
#### Do NOT edit this file.
####
# Set this to either `stdio' or `libio', to compile in either GNU stdio
# or GNU libio.
ifndef stdio
stdio = stdio
endif
# Common prefix for machine-independent installation directories.
ifeq ($(origin prefix),undefined) # ifndef would override explicit empty value.
prefix = /usr/local
endif
# Common prefix for machine-dependent installation directories.
ifeq ($(origin exec_prefix),undefined)
exec_prefix = $(prefix)
endif
# Where to install the library and object files.
ifndef libdir
libdir = $(exec_prefix)/lib
endif
# Where to install the shared library and dynamic linker.
ifndef slibdir
slibdir = $(exec_prefix)/lib
endif
# Prefix to put on files installed in $(libdir). For libraries `libNAME.a',
# the prefix is spliced between `lib' and the name, so the linker switch
# `-l$(libprefix)NAME' finds the library; for other files the prefix is
# just prepended to the whole file name.
ifeq ($(origin libprefix),undefined)
libprefix =
endif
# Where to install the header files.
ifndef includedir
includedir = $(exec_prefix)/include
endif
# Where to install machine-independent data files.
# These are the timezone database, and the locale database.
ifndef datadir
datadir = $(prefix)/share
endif
# Where to install the timezone data files (which are machine-independent).
ifndef zonedir
zonedir = $(datadir)/zoneinfo
endif
# Where to install the locale and message catalog data files (which are
# machine-independent).
ifndef localedir
localedir = $(datadir)/locale
endif
# Where to install the locale charmap source files.
ifndef i18ndir
i18ndir = $(datadir)/i18n
endif
# Where to install programs.
ifndef bindir
bindir = $(exec_prefix)/bin
endif
# Where to install administrative programs.
ifndef sbindir
sbindir = $(exec_prefix)/sbin
endif
# Where to install the Info files.
ifndef infodir
infodir = $(prefix)/info
endif
# Where to install default configuration files. These include the local
# timezone specification and network data base files.
ifndef sysconfdir
sysconfdir = $(prefix)/etc
endif
# What timezone should be the installed default (e.g., US/Eastern).
# Run `make -C time echo-zonenames' to see a list of available zone names.
# The local timezone can be changed with `zic -l TIMEZONE' at any time.
ifndef localtime
localtime = Factory
endif
# Where to install the "localtime" timezone file; this is the file whose
# contents $(localtime) specifies. If this is a relative pathname, it is
# relative to $(zonedir). It is a good idea to put this somewhere
# other than there, so the zoneinfo directory contains only universal data,
# localizing the configuration data elsewhere.
ifndef localtime-file
localtime-file = $(sysconfdir)/localtime
endif
# What timezone's DST rules should be used when a POSIX-style TZ
# environment variable doesn't specify any rules. For 1003.1 compliance
# this timezone must use rules that are as U.S. federal law defines DST.
# Run `make -C time echo-zonenames' to see a list of available zone names.
# This setting can be changed with `zic -p TIMEZONE' at any time.
# If you want POSIX.1 compatibility, use `America/New_York'.
ifndef posixrules
posixrules = America/New_York
endif
# Where to install the "posixrules" timezone file; this is file
# whose contents $(posixrules) specifies. If this is a relative
# pathname, it is relative to $(zonedir).
ifndef posixrules-file
posixrules-file = posixrules
endif
# Directory where your system's native header files live.
# This is used on Unix systems to generate some GNU libc header files.
ifndef sysincludedir
sysincludedir = /usr/include
endif
# Commands to install files.
ifndef INSTALL_DATA
INSTALL_DATA = $(INSTALL) -m 644
endif
ifndef INSTALL_PROGRAM
INSTALL_PROGRAM = $(INSTALL)
endif
ifndef INSTALL
INSTALL = install
endif
# The name of the C compiler.
# If you've got GCC, and it works, use it.
ifeq ($(origin CC),default)
CC := gcc
endif
# The name of the C compiler to use for compilations of programs to run on
# the host that is building the library. If you set CC to a
# cross-compiler, you must set this to the normal compiler.
ifndef BUILD_CC
BUILD_CC = $(CC)
endif
# Default flags to pass the C compiler.
ifndef default_cflags
default_cflags := -g
endif
# Flags to pass the C compiler when assembling preprocessed assembly code
# (`.S' files). On some systems the assembler doesn't understand the `#' line
# directives the preprocessor produces. If you have troubling compiling
# assembly code, try using -P here to suppress these directives.
ifndef asm-CPPFLAGS
asm-CPPFLAGS =
endif
# Command for linking programs with the C library.
ifndef +link
+link = $(CC) -nostdlib -nostartfiles -o $@ \
$(sysdep-LDFLAGS) $(config-LDFLAGS) $(LDFLAGS) \
$(addprefix $(csu-objpfx),start.o $(+preinit)) \
$(filter-out $(common-objpfx)libc%,$^) $(link-libc) \
$(addprefix $(csu-objpfx),$(+postinit))
endif
ifndef config-LDFLAGS
ifeq (yes,$(build-shared))
config-LDFLAGS = -Wl,-dynamic-linker=$(slibdir)/$(rtld-installed-name)
endif
endif
ifndef link-libc
ifeq (yes,$(build-shared))
link-libc = -Wl,-rpath-link=$(common-objdir) \
$(common-objpfx)libc.so$(libc.so-version) $(gnulib)
# Choose the default search path for the dynamic linker based on
# where we will install libraries.
ifneq ($(libdir),$(slibdir))
default-rpath = $(slibdir):$(libdir)
else
default-rpath = $(libdir)
endif
else
link-libc = $(common-objpfx)libc.a $(gnulib) $(common-objpfx)libc.a
endif
endif
ifndef gnulib
gnulib := -lgcc
endif
ifeq ($(elf),yes)
+preinit = crti.o
+postinit = crtn.o
endif
ifdef objpfx
csu-objpfx = $(objpfx)
elf-objpfx = $(objpfx)
else
csu-objpfx = $(..)csu/
elf-objpfx = $(..)elf/
endif
ifeq (yes,$(build-shared))
ifndef rtld-installed-name
rtld-installed-name = ld.so
endif
endif
# How to run a program we just linked with our library.
# The program binary is assumed to be $(word 2,$^).
built-program-file = $(dir $(word 2,$^))$(notdir $(word 2,$^))
ifneq (yes,$(build-shared))
built-program-cmd = $(built-program-file)
else
comma = ,
define built-program-cmd
LD_LIBRARY_PATH=$(common-objdir)$(patsubst -Wl$(comma)-rpath-link=%,:%,\
$(filter -Wl$(comma)-rpath-link=%,\
$(sysdep-LDFLAGS))) \
$(elf-objpfx)ld.so $(built-program-file)
endef
endif
ifndef LD
LD := ld -X
endif
ifndef RANLIB
RANLIB = ranlib
endif
# Extra flags to pass to GCC.
+gccwarn := -Wall -Wwrite-strings -Wno-parentheses -Winline -Wstrict-prototypes
# This is the program that generates makefile
# dependencies from C source files.
ifndef +mkdep
+mkdep = $(CC) -M
endif
# The program that makes Emacs-style TAGS files.
ETAGS := etags -T
# The `m4' macro processor; this is used by sysdeps/sparc/Makefile (and
# perhaps others) to preprocess assembly code in some cases.
M4 = m4
####
#### End of configuration variables.
####
# This tells some versions of GNU make before 3.63 not to export all variables.
.NOEXPORT:
# We want to echo the commands we're running without
# umpteem zillion filenames along with it (we use `...' instead)
# but we don't want this echoing done when the user has said
# he doesn't want to see commands echoed by using -s.
ifneq "$(findstring s,$(MAKEFLAGS))" "" # if -s
+cmdecho := echo >/dev/null
else # not -s
+cmdecho := echo
endif # -s
# These are the flags given to the compiler to tell
# it what sort of optimization and/or debugging output to do.
ifndef +cflags
# If `CFLAGS' was defined, use that.
ifdef CFLAGS
+cflags := $(filter-out -I%,$(CFLAGS))
endif # CFLAGS
endif # +cflags
# If none of the above worked, default to "-g".
ifeq "$(strip $(+cflags))" ""
+cflags := $(default_cflags)
endif # $(+cflags) == ""
+cflags := $(+cflags) $(+gccwarn)
+gcc-nowarn := -w
# Don't duplicate options if we inherited variables from the parent.
+cflags := $(sort $(+cflags))
# These are flags given to the C compiler to tell it to look for include
# files (including ones given in angle brackets) in the current directory
# and in the parent library source directory.
# `+sysdep-includes' will be defined by Makerules.
+includes = -I. $(filter-out -I,-I$(patsubst %/,%,$(..))) $($(stdio)-include) \
$(includes) $(+sysdep-includes) $(last-includes)
# Since libio has several internal header files, we use a -I instead
# of many little headers in the top level source directory.
libio-include = -I$(..)libio
# These are the variables that the implicit compilation rules use.
CPPFLAGS = $(+includes) $(defines) -include $(..)libc-symbols.h \
$(sysdep-CPPFLAGS) $(CPPFLAGS-$(suffix $@))
override CFLAGS = $(+cflags) $(sysdep-CFLAGS) $(CFLAGS-$(suffix $@)) \
$(CFLAGS-$(<F))
# This is the macro that the implicit linking rules use.
ifneq "$(filter -g,$(+cflags))" "" # -g is in $(+cflags)
LDFLAGS := -g
endif
# Enable object files for different versions of the library.
# Various things use $(object-suffixes) to know what all to make.
# The compilation rules use $(CPPFLAGS-${SUFFIX}) and $(CFLAGS-${SUFFIX})
# to pass different flags for each flavor.
libtypes = $(foreach o,$(object-suffixes),$(libtype$o))
object-suffixes := .o
libtype.o := lib%.a
ifeq (yes,$(build-shared))
# Under --enable-shared, we will build a shared library of PIC objects.
# The PIC object files are named foo.so.
object-suffixes += .so
CPPFLAGS-.so = -DPIC
CFLAGS-.so = -fPIC
libtype.so := lib%_pic.a
endif
ifeq (yes,$(build-profile))
# Under --enable-profile, we will build a static library of profiled objects.
# The profiled object files are named foo.po.
object-suffixes += .po
CPPFLAGS-.po = -DPROF
CFLAGS-.po = -pg
libtype.po = lib%_p.a
endif
ifeq (yes,$(build-omitfp))
# Under --enable-omitfp, we build an the library optimized without
# debugging information using -fomit-frame-pointer, and build an extra
# library with debugging information. The debuggable objects are named foo.go.
object-suffixes += .go
CFLAGS-.go = -g
CFLAGS-.o = -g0 -O99 -fomit-frame-pointer
CFLAGS-.so += $(CFLAGS.o)
libtype.go = lib%_g.a
endif
+gnu-stabs = $(shell echo>&2 '*** BARF ON ME')
ifneq ($(BUILD_CC),$(CC))
cross-compiling := yes
else
cross-compiling := no
endif
# Figure out the version numbers from version.h.
$(common-objpfx)version.mk: $(..)version.h $(..)Makeconfig
sed -n -e 's/^.*RELEASE.*"\([^"]*\)".*$$/release=\1/p' \
-e 's/^.*VERSION.*"\([^"]*\)".*$$/version=\1/p' \
< $< > $@-new
mv -f $@-new $@
endif # Makeconfig not yet included