X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=Rules;h=222dba6dcbad47d0cac0d2481ca5188b04339379;hb=3a16dd780eeba60266d75e4a562536cc0785bc4e;hp=ca1361b9f67383083f6d97cc0c17a9836cd3b029;hpb=650425ceb40e840b2123b6c8cc65389589f41218;p=thirdparty%2Fglibc.git

diff --git a/Rules b/Rules
index ca1361b9f67..222dba6dcba 100644
--- a/Rules
+++ b/Rules
@@ -1,20 +1,19 @@
-# Copyright (C) 1991, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc.
+# Copyright (C) 1991-2019 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.
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 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.
+# Lesser 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., 59 Temple Place - Suite 330,
-# Boston, MA 02111-1307, USA.
+# You should have received a copy of the GNU Lesser General Public
+# License along with the GNU C Library; if not, see
+# <http://www.gnu.org/licenses/>.
 
 #
 #	Rules for making a subdirectory in the GNU C library.
@@ -26,11 +25,12 @@ endif
 
 all: # Don't let the default goal come from Makeconfig.
 
-include ../Makeconfig
+include $(firstword $(..) ../)Makeconfig
 
 ifndef	subdir
 Each subdirectory makefile must define the `subdir' variable.
 endif
+# This ` unconfuses emacs.
 # This is benign and useless in GNU make before 3.63.
 export subdir := $(subdir)
 
@@ -40,7 +40,8 @@ all: objs lib others
 
 ifeq ($(build-programs),yes)
 others: $(addprefix $(objpfx),$(extra-objs) \
-			      $(install-lib) $(install-bin) \
+			      $(install-lib) \
+			      $(install-bin) $(install-bin-script) \
 			      $(install-rootsbin) $(install-sbin))
 else
 others: $(addprefix $(objpfx),$(extra-objs) \
@@ -59,13 +60,10 @@ ifneq	"$(findstring env,$(origin common-generated))" ""
 common-generated :=
 endif
 
-ifeq "$(strip $(headers))" ""
-ifneq "$(wildcard $(subdir).h)" ""
-override headers := $(subdir).h
-endif
-endif
+# See below.  This must be set before Makerules processes it.
+before-compile += $(common-objpfx)bits/stdio_lim.h
 
-include ../Makerules
+include $(..)Makerules
 
 .PHONY: subdir_lib
 subdir_lib: lib-noranlib
@@ -76,100 +74,278 @@ dep-dummy-lib = $(common-objpfx)dummy.o
 define make-dummy-lib
 $(AR) cr$(verbose) $@ $<
 endef
+
 $(common-objpfx)dummy.c:
 	rm -f $@
-	echo 'void __dummy__ (void) { }' > $@
-$(common-objpfx)empty.c:
-	cp -f /dev/null $@
-common-generated := $(common-generated) dummy.o dummy.c empty.c empty.os
+	(echo 'extern void __dummy__ (void);'; \
+	 echo 'void __dummy__ (void) { }') > $@
+common-generated += dummy.o dummy.c
+
+ifneq "$(headers)" ""
+# Test that all of the headers installed by this directory can be compiled
+# in isolation.
+tests-special += $(objpfx)check-installed-headers-c.out
+libof-check-installed-headers-c := testsuite
+$(objpfx)check-installed-headers-c.out: \
+    $(..)scripts/check-installed-headers.sh $(headers)
+	$(SHELL) $(..)scripts/check-installed-headers.sh c \
+	  "$(CC) $(filter-out -std=%,$(CFLAGS)) -D_ISOMAC $(+includes)" \
+	  $(headers) > $@; \
+	$(evaluate-test)
+
+ifneq "$(CXX)" ""
+# If a C++ compiler is available, also test that they can be compiled
+# in isolation as C++.
+tests-special += $(objpfx)check-installed-headers-cxx.out
+libof-check-installed-headers-cxx := testsuite
+$(objpfx)check-installed-headers-cxx.out: \
+    $(..)scripts/check-installed-headers.sh $(headers)
+	$(SHELL) $(..)scripts/check-installed-headers.sh c++ \
+	  "$(CXX) $(filter-out -std=%,$(CXXFLAGS)) -D_ISOMAC $(+includes)" \
+	  $(headers) > $@; \
+	$(evaluate-test)
+endif # $(CXX)
+
+# Test that a wrapper header exists in include/ for each non-sysdeps header.
+# This script does not need $(py-env).
+tests-special += $(objpfx)check-wrapper-headers.out
+$(objpfx)check-wrapper-headers.out: \
+  $(..)scripts/check-wrapper-headers.py $(headers)
+	$(PYTHON) $< --root=$(..) --subdir=$(subdir) $(headers) > $@; \
+	  $(evaluate-test)
+
+# Test that none of the headers installed by this directory use certain
+# obsolete constructs (e.g. legacy BSD typedefs superseded by stdint.h).
+# This script does not need $(py-env).
+tests-special += $(objpfx)check-obsolete-constructs.out
+libof-check-obsolete-constructs := testsuite
+$(objpfx)check-obsolete-constructs.out: \
+    $(..)scripts/check-obsolete-constructs.py $(headers)
+	$(PYTHON) $^ > $@ 2>&1; \
+	$(evaluate-test)
+
+endif # $(headers)
 
 # This makes all the auxiliary and test programs.
 
-.PHONY: others tests
+.PHONY: others tests bench bench-build
+
+# Test programs for the pretty printers.
+tests-printers-programs := $(addprefix $(objpfx),$(tests-printers))
+
+# .out files with the output of running the pretty printer tests.
+tests-printers-out := $(patsubst %,$(objpfx)%.out,$(tests-printers))
+
 ifeq ($(build-programs),yes)
-others: $(addprefix $(objpfx),$(others) $(extra-objs))
+others: $(addprefix $(objpfx),$(others) $(sysdep-others) $(extra-objs))
 else
 others: $(addprefix $(objpfx),$(extra-objs))
 endif
-ifeq ($(cross-compiling),yes)
-tests: $(addprefix $(objpfx),$(tests) $(test-srcs))
+
+# Generate constant files for Python pretty printers if required.
+others: $(py-const)
+
+ifeq ($(run-built-tests),no)
+tests: $(addprefix $(objpfx),$(filter-out $(tests-unsupported), \
+                                          $(tests) $(tests-internal) \
+					  $(tests-container)) \
+			     $(test-srcs)) $(tests-special) \
+			     $(tests-printers-programs)
+xtests: tests $(xtests-special)
+else
+tests: $(tests:%=$(objpfx)%.out) $(tests-internal:%=$(objpfx)%.out) \
+       $(tests-container:%=$(objpfx)%.out) \
+       $(tests-special) $(tests-printers-out)
+xtests: tests $(xtests:%=$(objpfx)%.out) $(xtests-special)
+endif
+
+tests-special-notdir = $(patsubst $(objpfx)%, %, $(tests-special))
+xtests-special-notdir = $(patsubst $(objpfx)%, %, $(xtests-special))
+ifeq ($(run-built-tests),no)
+tests-expected =
 else
-tests: $(tests:%=$(objpfx)%.out)
+tests-expected = $(tests) $(tests-internal) $(tests-printers) \
+	$(tests-container)
 endif
+tests:
+	$(..)scripts/merge-test-results.sh -s $(objpfx) $(subdir) \
+	  $(sort $(tests-expected) $(tests-special-notdir:.out=)) \
+	  > $(objpfx)subdir-tests.sum
+xtests:
+	$(..)scripts/merge-test-results.sh -s $(objpfx) $(subdir) \
+	  $(sort $(xtests) $(xtests-special-notdir:.out=)) \
+	  > $(objpfx)subdir-xtests.sum
 
 ifeq ($(build-programs),yes)
-ifneq "$(strip $(others) $(tests) $(test-srcs))" ""
-$(addprefix $(objpfx),$(others) $(tests) $(test-srcs)): %: %.o \
-  $(sort $(filter $(common-objpfx)libc%,$(link-libc))) \
-  $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit)
-	$(+link)
+binaries-all-notests = $(others) $(sysdep-others)
+binaries-all-tests = $(tests) $(tests-internal) $(xtests) $(test-srcs) \
+		     $(tests-container)
+binaries-all = $(binaries-all-notests) $(binaries-all-tests)
+binaries-static-notests = $(others-static)
+binaries-static-tests = $(tests-static) $(xtests-static)
+binaries-static = $(binaries-static-notests) $(binaries-static-tests)
+ifeq (yesyes,$(have-fpie)$(build-shared))
+binaries-pie-tests = $(tests-pie) $(xtests-pie)
+binaries-pie-notests = $(others-pie)
+else
+binaries-pie-tests =
+binaries-pie-notests =
 endif
 else
-ifneq "$(strip $(tests) $(test-srcs))" ""
-$(addprefix $(objpfx),$(tests) $(test-srcs)): %: %.o \
-  $(sort $(filter $(common-objpfx)libc%,$(link-libc))) \
+binaries-all-notests =
+binaries-all-tests = $(tests) $(tests-internal) $(xtests) $(test-srcs)
+binaries-all = $(binaries-all-tests)
+binaries-static-notests =
+binaries-static-tests =
+binaries-static =
+binaries-pie-tests =
+binaries-pie-notests =
+endif
+
+binaries-pie = $(binaries-pie-tests) $(binaries-pie-notests)
+binaries-shared-tests = $(filter-out $(binaries-pie) $(binaries-static), \
+				     $(binaries-all-tests))
+binaries-shared-notests = $(filter-out $(binaries-pie) $(binaries-static), \
+				       $(binaries-all-notests))
+
+ifneq "$(strip $(binaries-shared-notests))" ""
+$(addprefix $(objpfx),$(binaries-shared-notests)): %: %.o \
+  $(sort $(filter $(common-objpfx)lib%,$(link-libc))) \
   $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit)
 	$(+link)
 endif
+
+ifneq "$(strip $(binaries-shared-tests))" ""
+$(addprefix $(objpfx),$(binaries-shared-tests)): %: %.o \
+  $(link-extra-libs-tests) \
+  $(sort $(filter $(common-objpfx)lib%,$(link-libc))) \
+  $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit)
+	$(+link-tests)
+endif
+
+ifneq "$(strip $(binaries-pie-tests))" ""
+$(addprefix $(objpfx),$(binaries-pie-tests)): %: %.o \
+  $(link-extra-libs-tests) \
+  $(sort $(filter $(common-objpfx)lib%,$(link-libc))) \
+  $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit)
+	$(+link-pie-tests)
+endif
+
+ifneq "$(strip $(binaries-pie-notests))" ""
+$(addprefix $(objpfx),$(binaries-pie-notests)): %: %.o \
+  $(sort $(filter $(common-objpfx)lib%,$(link-libc))) \
+  $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit)
+	$(+link-pie)
 endif
 
-ifneq "$(strip $(tests) $(test-srcs))" ""
+ifneq "$(strip $(binaries-static-notests))" ""
+$(addprefix $(objpfx),$(binaries-static-notests)): %: %.o \
+  $(sort $(filter $(common-objpfx)lib%,$(link-libc-static))) \
+  $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit)
+	$(+link-static)
+endif
+
+ifneq "$(strip $(binaries-static-tests))" ""
+$(addprefix $(objpfx),$(binaries-static-tests)): %: %.o \
+  $(link-extra-libs-tests) \
+  $(sort $(filter $(common-objpfx)lib%,$(link-libc-static-tests))) \
+  $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit)
+	$(+link-static-tests)
+endif
+
+ifneq "$(strip $(tests) $(tests-internal) $(xtests) $(test-srcs))" ""
 # These are the implicit rules for making test outputs
 # from the test programs and whatever input files are present.
-$(objpfx)%.out: %.args $(objpfx)% %.input
-	$($*-ENV) $(built-program-cmd) `cat $(word 1,$^)` < $(word 3,$^) > $@
-$(objpfx)%.out: %.args $(objpfx)%
-	$($*-ENV) $(built-program-cmd) `cat $(word 1,$^)` > $@
+
+define make-test-out
+$(if $($*-ENV-only),$(test-wrapper-env-only) $($*-ENV-only),\
+     $(test-wrapper-env) $(run-program-env) $($*-ENV)) \
+$(host-test-program-cmd) $($*-ARGS)
+endef
 $(objpfx)%.out: %.input $(objpfx)%
-	$($*-ENV) $(built-program-cmd) < $(word 1,$^) > $@
+	$(make-test-out) > $@ < $(word 1,$^); \
+	$(evaluate-test)
 $(objpfx)%.out: /dev/null $(objpfx)%	# Make it 2nd arg for canned sequence.
-	$($*-ENV) $(built-program-cmd) > $@
+	$(make-test-out) > $@; \
+	$(evaluate-test)
+
+
+# Any tests that require an isolated container (filesystem, network
+# and pid namespaces) in which to run, should be added to
+# tests-container.
+$(tests-container:%=$(objpfx)%.out): $(objpfx)%.out : $(if $(wildcard $(objpfx)%.files),$(objpfx)%.files,/dev/null) $(objpfx)%
+	$(test-wrapper-env) $(run-program-env) $(run-via-rtld-prefix) \
+	  $(common-objpfx)support/test-container env $(run-program-env) $($*-ENV) \
+	  $(host-test-program-cmd) $($*-ARGS) > $@; \
+	$(evaluate-test)
+
+
+# tests-unsupported lists tests that we will not try to build at all in
+# this configuration.  Note this runs every time because it does not
+# actually create its target.  The dependency on Makefile is meant to
+# ensure that it runs after a Makefile change to add a test to the list
+# when it previously ran and produced a .out file (probably for a failure).
+ifneq "$(strip $(tests-unsupported))" ""
+$(tests-unsupported:%=$(objpfx)%.out): $(objpfx)%.out: Makefile
+	@rm -f $@
+	$(..)scripts/evaluate-test.sh $(patsubst $(common-objpfx)%.out,%,$@) \
+				      77 false false > $(@:.out=.test-result)
+endif
+
 endif	# tests
+
+ifneq "$(strip $(tests-printers))" ""
+
+# Static pattern rule for building the test programs for the pretty printers.
+$(tests-printers-programs): %: %.o $(tests-printers-libs) \
+  $(sort $(filter $(common-objpfx)lib%,$(link-libc-static-tests))) \
+  $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit)
+	$(+link-printers-tests)
+
+# Add the paths to the generated constants file and test_common_printers.py
+# to PYTHONPATH so the test scripts can find them.
+py-env := PYTHONPATH=$(py-const-dir):$(..)scripts:$${PYTHONPATH}
+
+# Static pattern rule that matches the test-* targets to their .c and .py
+# prerequisites.  It'll run the corresponding test script for each test program
+# we compiled and place its output in the corresponding .out file.
+# The pretty printer files and test_common_printers.py must be present for all.
+$(tests-printers-out): $(objpfx)%.out: $(objpfx)% %.py %.c $(pretty-printers) \
+		       $(..)scripts/test_printers_common.py
+	$(test-wrapper-env) $(py-env) \
+	    $(PYTHON) $*.py $*.c $(objpfx)$* $(pretty-printers) > $@; \
+	$(evaluate-test)
+endif
+
 
 .PHONY: distclean realclean subdir_distclean subdir_realclean \
-	subdir_clean subdir_mostlyclean
+	subdir_clean subdir_mostlyclean subdir_testclean
 subdir_mostlyclean: mostlyclean
 subdir_clean: clean
 subdir_distclean: distclean
 subdir_realclean: realclean
+subdir_testclean: do-tests-clean
 realclean: distclean
 distclean: clean
 
-.PHONY: subdir_echo-headers
-subdir_echo-headers: echo-headers
-
-.PHONY: subdir_echo-distinfo
-subdir_echo-distinfo:
-	@echo $(addprefix +header+,$(headers) $(filter %.h,$(distribute))) \
-	      $(addprefix +nodist+,$(generated) $(common-generated) $(dont_distribute))
-
 # We want to install everything except the library itself, but update all
 # our portions of the library because the parent make will install it later
 # (likewise the stubs file).
 .PHONY: subdir_install
 subdir_install: install-no-libc.a lib-noranlib stubs
 
-.PHONY: subdir_TAGS subdir_dist
-subdir_TAGS: TAGS
-subdir_dist: dist
-
-# Convenient target to update all the generated source files.
-.PHONY: generated
-generated: $(addprefix $(common-objpfx),$(common-generated)) \
-	$(addprefix $(objpfx),$(generated))
+.PHONY: subdir_objs subdir_stubs
+subdir_objs: objs
+subdir_stubs: stubs
 
-ifndef libc.so-version
-# Undefine this because it can't work when we libc.so is unversioned.
-static-only-routines =
-endif
+# Target required by the Hurd to ensure that all the MiG-generated
+# headers are in place before building a subdirectory.
+.PHONY: before-compile
+before-compile: $(before-compile)
 
-ifdef static-only-routines
-# These routines are to be omitted from the shared library object,
-# so we replace the PIC objects for them with the empty object file.
-$(static-only-routines:%=$(objpfx)%.os): %.os: $(common-objpfx)empty.os
-	rm -f $@
-	ln $< $@
-
-$(common-objpfx)empty.os: $(common-objpfx)empty.c $(before-compile)
+$(common-objpfx)dummy.o: $(common-objpfx)dummy.c $(before-compile);
 	$(compile-command.c)
-endif
+
+# Local Variables:
+# mode: makefile
+# End: