configure.ac: Do not create links, only substitute the filenames.
* configure.ac: Do not create links, only substitute the filenames. * configure: Regenerate. * Makefile.in: Assign the substitution results to variables. (LIBGCC_LINKS): Define. (enable-execute-stack.c): New rule. (unwind.h): Likewise. (md-unwind-support.h): Likewise. (sfp-machine.h): Likewise. (gthr-default.h): Likewise. Add $(LIBGCC_LINKS) to the prerequisites of all object files and unwind.h as prerequisite of install-unwind_h-forbuild. From-SVN: r240312
This commit is contained in:
Eric Botcazou
Eric Botcazou
parent
26e7820fcc
commit
7e02fd1b7b
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@ -1,3 +1,17 @@
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2016-09-21 Eric Botcazou <ebotcazou@adacore.com>
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* configure.ac: Do not create links, only substitute the filenames.
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* configure: Regenerate.
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* Makefile.in: Assign the substitution results to variables.
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(LIBGCC_LINKS): Define.
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(enable-execute-stack.c): New rule.
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(unwind.h): Likewise.
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(md-unwind-support.h): Likewise.
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(sfp-machine.h): Likewise.
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(gthr-default.h): Likewise.
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Add $(LIBGCC_LINKS) to the prerequisites of all object files and
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unwind.h as prerequisite of install-unwind_h-forbuild.
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2016-09-16 Jakub Jelinek <jakub@redhat.com>
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PR libgcc/71744
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@ -43,6 +43,11 @@ enable_vtable_verify = @enable_vtable_verify@
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enable_decimal_float = @enable_decimal_float@
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fixed_point = @fixed_point@
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with_aix_soname = @with_aix_soname@
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enable_execute_stack = @enable_execute_stack@
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unwind_header = @unwind_header@
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md_unwind_header = @md_unwind_header@
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sfp_machine_header = @sfp_machine_header@
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thread_header = @thread_header@
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host_noncanonical = @host_noncanonical@
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real_host_noncanonical = @real_host_noncanonical@
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@ -345,6 +350,21 @@ SHLIBUNWIND_INSTALL =
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tmake_file = @tmake_file@
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include $(srcdir)/empty.mk $(tmake_file)
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# Create links to files specified in config.host.
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LIBGCC_LINKS = enable-execute-stack.c unwind.h md-unwind-support.h \
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sfp-machine.h gthr-default.h
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enable-execute-stack.c: $(srcdir)/$(enable_execute_stack)
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-$(LN_S) $< $@
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unwind.h: $(srcdir)/$(unwind_header)
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-$(LN_S) $< $@
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md-unwind-support.h: $(srcdir)/config/$(md_unwind_header)
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-$(LN_S) $< $@
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sfp-machine.h: $(srcdir)/config/$(sfp_machine_header)
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-$(LN_S) $< $@
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gthr-default.h: $(srcdir)/$(thread_header)
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-$(LN_S) $< $@
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# Collect target defines and headers from config.host.
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libgcc_tm_defines = @tm_defines@
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libgcc_tm_file = @tm_file@
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@ -1069,10 +1089,10 @@ all: $(extra-parts)
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$(libgcc-objects) $(libgcc-s-objects) $(libgcc-eh-objects) \
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$(libgcov-objects) \
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$(libunwind-objects) $(libunwind-s-objects) \
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$(EXTRA_PARTS): libgcc_tm.h
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$(EXTRA_PARTS): $(LIBGCC_LINKS) libgcc_tm.h
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# Copy unwind.h to the place where gcc will look for it at build-time
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install-unwind_h-forbuild:
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install-unwind_h-forbuild: unwind.h
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dest=$(gcc_objdir)/include/tmp$$$$-unwind.h; \
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cp unwind.h $$dest; \
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chmod a+r $$dest; \
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@ -555,6 +555,9 @@ ac_unique_file="static-object.mk"
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ac_includes_default='/* none */'
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ac_subst_vars='LTLIBOBJS
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LIBOBJS
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md_unwind_header
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unwind_header
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enable_execute_stack
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asm_hidden_op
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extra_parts
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cpu_type
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@ -2321,10 +2324,6 @@ case "${host}" in
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;;
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i[34567]86-*-mingw* | x86_64-*-mingw*)
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;;
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i[34567]86-*-interix[3-9]*)
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# Interix 3.x gcc -fpic/-fPIC options generate broken code.
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# Instead, we relocate shared libraries at runtime.
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;;
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i[34567]86-*-nto-qnx*)
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# QNX uses GNU C++, but need to define -shared option too, otherwise
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# it will coredump.
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@ -5084,15 +5083,10 @@ esac
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ac_config_links="$ac_config_links enable-execute-stack.c:$enable_execute_stack"
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ac_config_links="$ac_config_links unwind.h:$unwind_header"
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ac_config_links="$ac_config_links md-unwind-support.h:config/$md_unwind_header"
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ac_config_links="$ac_config_links sfp-machine.h:config/$sfp_machine_header"
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ac_config_links="$ac_config_links gthr-default.h:$thread_header"
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# We need multilib support.
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@ -5632,7 +5626,6 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
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# Files that config.status was made for.
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config_files="$ac_config_files"
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config_headers="$ac_config_headers"
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config_links="$ac_config_links"
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config_commands="$ac_config_commands"
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_ACEOF
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@ -5662,9 +5655,6 @@ $config_files
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Configuration headers:
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$config_headers
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Configuration links:
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$config_links
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Configuration commands:
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$config_commands
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@ -5804,11 +5794,6 @@ for ac_config_target in $ac_config_targets
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do
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case $ac_config_target in
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"auto-target.h") CONFIG_HEADERS="$CONFIG_HEADERS auto-target.h:config.in" ;;
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"enable-execute-stack.c") CONFIG_LINKS="$CONFIG_LINKS enable-execute-stack.c:$enable_execute_stack" ;;
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"unwind.h") CONFIG_LINKS="$CONFIG_LINKS unwind.h:$unwind_header" ;;
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"md-unwind-support.h") CONFIG_LINKS="$CONFIG_LINKS md-unwind-support.h:config/$md_unwind_header" ;;
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"sfp-machine.h") CONFIG_LINKS="$CONFIG_LINKS sfp-machine.h:config/$sfp_machine_header" ;;
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"gthr-default.h") CONFIG_LINKS="$CONFIG_LINKS gthr-default.h:$thread_header" ;;
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"Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
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"default") CONFIG_COMMANDS="$CONFIG_COMMANDS default" ;;
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@ -5824,7 +5809,6 @@ done
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if $ac_need_defaults; then
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test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
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test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers
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test "${CONFIG_LINKS+set}" = set || CONFIG_LINKS=$config_links
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test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands
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fi
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@ -6112,7 +6096,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
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fi # test -n "$CONFIG_HEADERS"
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eval set X " :F $CONFIG_FILES :H $CONFIG_HEADERS :L $CONFIG_LINKS :C $CONFIG_COMMANDS"
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eval set X " :F $CONFIG_FILES :H $CONFIG_HEADERS :C $CONFIG_COMMANDS"
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shift
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for ac_tag
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do
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@ -6348,38 +6332,7 @@ $as_echo "$as_me: $ac_file is unchanged" >&6;}
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|| as_fn_error "could not create -" "$LINENO" 5
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fi
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;;
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:L)
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#
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# CONFIG_LINK
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#
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if test "$ac_source" = "$ac_file" && test "$srcdir" = '.'; then
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:
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else
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# Prefer the file from the source tree if names are identical.
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if test "$ac_source" = "$ac_file" || test ! -r "$ac_source"; then
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ac_source=$srcdir/$ac_source
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: linking $ac_source to $ac_file" >&5
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$as_echo "$as_me: linking $ac_source to $ac_file" >&6;}
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if test ! -r "$ac_source"; then
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as_fn_error "$ac_source: file not found" "$LINENO" 5
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fi
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rm -f "$ac_file"
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# Try a relative symlink, then a hard link, then a copy.
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case $srcdir in
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[\\/$]* | ?:[\\/]* ) ac_rel_source=$ac_source ;;
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*) ac_rel_source=$ac_top_build_prefix$ac_source ;;
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esac
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ln -s "$ac_rel_source" "$ac_file" 2>/dev/null ||
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ln "$ac_source" "$ac_file" 2>/dev/null ||
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cp -p "$ac_source" "$ac_file" ||
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as_fn_error "cannot link or copy $ac_source to $ac_file" "$LINENO" 5
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fi
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;;
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:C) { $as_echo "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
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$as_echo "$as_me: executing $ac_file commands" >&6;}
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;;
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@ -548,11 +548,11 @@ GCC_AC_THREAD_HEADER([$target_thread_file])
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AC_SUBST(cpu_type)
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AC_SUBST(extra_parts)
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AC_SUBST(asm_hidden_op)
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AC_CONFIG_LINKS([enable-execute-stack.c:$enable_execute_stack])
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AC_CONFIG_LINKS([unwind.h:$unwind_header])
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AC_CONFIG_LINKS([md-unwind-support.h:config/$md_unwind_header])
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AC_CONFIG_LINKS([sfp-machine.h:config/$sfp_machine_header])
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AC_CONFIG_LINKS([gthr-default.h:$thread_header])
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AC_SUBST(enable_execute_stack)
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AC_SUBST(unwind_header)
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AC_SUBST(md_unwind_header)
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AC_SUBST(sfp_machine_header)
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AC_SUBST(thread_header)
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# We need multilib support.
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AC_CONFIG_FILES([Makefile])
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