[ovs-dev] [RFC 4/4] Remove unused USE_LINKER_SECTIONS
Helmut Schaa
helmut.schaa at googlemail.com
Tue Dec 10 13:49:30 UTC 2013
Signed-off-by: Helmut Schaa <helmut.schaa at googlemail.com>
---
configure.ac | 1 -
lib/automake.mk | 22 ----------------------
m4/openvswitch.m4 | 34 ----------------------------------
3 files changed, 57 deletions(-)
diff --git a/configure.ac b/configure.ac
index 167cc71..96880af 100644
--- a/configure.ac
+++ b/configure.ac
@@ -78,7 +78,6 @@ OVS_CHECK_BACKTRACE
OVS_CHECK_MALLOC_HOOKS
OVS_CHECK_VALGRIND
OVS_CHECK_SOCKET_LIBS
-OVS_CHECK_LINKER_SECTIONS
OVS_CHECK_XENSERVER_VERSION
OVS_CHECK_GROFF
OVS_CHECK_GNU_MAKE
diff --git a/lib/automake.mk b/lib/automake.mk
index fadc4be..61e70ca 100644
--- a/lib/automake.mk
+++ b/lib/automake.mk
@@ -391,25 +391,3 @@ lib-install-data-local:
$(MKDIR_P) $(DESTDIR)$(LOGDIR)
$(MKDIR_P) $(DESTDIR)$(DBDIR)
-if !USE_LINKER_SECTIONS
-# All distributed sources, with names adjust properly for referencing
-# from $(builddir).
-all_sources = \
- `for file in $(DIST_SOURCES); do \
- if test -f $$file; then \
- echo $$file; \
- else \
- echo $(VPATH)/$$file; \
- fi; \
- done`
-
-lib/coverage.$(OBJEXT): lib/coverage.def
-lib/coverage.def: $(DIST_SOURCES)
- sed -n 's|^COVERAGE_DEFINE(\([_a-zA-Z0-9]\{1,\}\)).*$$|COVERAGE_COUNTER(\1)|p' $(all_sources) | LC_ALL=C sort -u > $@
-CLEANFILES += lib/coverage.def
-
-lib/vlog.$(OBJEXT): lib/vlog-modules.def
-lib/vlog-modules.def: $(DIST_SOURCES)
- sed -n 's|^VLOG_DEFINE_\(THIS_\)\{0,1\}MODULE(\([_a-zA-Z0-9]\{1,\}\)).*$$|VLOG_MODULE(\2)|p' $(all_sources) | LC_ALL=C sort -u > $@
-CLEANFILES += lib/vlog-modules.def
-endif
diff --git a/m4/openvswitch.m4 b/m4/openvswitch.m4
index e7281ad..3d5c786 100644
--- a/m4/openvswitch.m4
+++ b/m4/openvswitch.m4
@@ -351,40 +351,6 @@ rm -f conftest$ac_exeext
rm -f m4_ifval([$1], [conftest1.$ac_ext]) m4_ifval([$2], [conftest1.$ac_ext])[]dnl
])# OVS_LINK2_IFELSE
-dnl Defines USE_LINKER_SECTIONS to 1 if the compiler supports putting
-dnl variables in sections with user-defined names and the linker
-dnl automatically defines __start_SECNAME and __stop_SECNAME symbols
-dnl that designate the start and end of the sections.
-AC_DEFUN([OVS_CHECK_LINKER_SECTIONS],
- [AC_CACHE_CHECK(
- [for user-defined linker section support],
- [ovs_cv_use_linker_sections],
- [OVS_LINK2_IFELSE(
- [AC_LANG_SOURCE(
- [int a __attribute__((__section__("mysection"))) = 1;
- int b __attribute__((__section__("mysection"))) = 2;
- int c __attribute__((__section__("mysection"))) = 3;])],
- [AC_LANG_PROGRAM(
- [#include <stdio.h>
- extern int __start_mysection;
- extern int __stop_mysection;],
- [int n_ints = &__stop_mysection - &__start_mysection;
- int *i;
- for (i = &__start_mysection; i < &__start_mysection + n_ints; i++) {
- printf("%d\n", *i);
- }])],
- [ovs_cv_use_linker_sections=yes],
- [ovs_cv_use_linker_sections=no])])
- if test $ovs_cv_use_linker_sections = yes; then
- AC_DEFINE([USE_LINKER_SECTIONS], [1],
- [Define to 1 if the compiler support putting variables
- into sections with user-defined names and the linker
- automatically defines __start_SECNAME and __stop_SECNAME
- symbols that designate the start and end of the section.])
- fi
- AM_CONDITIONAL(
- [USE_LINKER_SECTIONS], [test $ovs_cv_use_linker_sections = yes])])
-
dnl Checks for groff.
AC_DEFUN([OVS_CHECK_GROFF],
[AC_CACHE_CHECK(
--
1.8.1.4
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