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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2014-01-19 08:50:02 -0500
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2014-01-25 18:10:08 -0500
commit53e856e16ac37fe30b8bb59153ff69aad0fa9c27 (patch)
tree0bbd3b2a038de5cc66249fdf892f38001d4f0586 /Makefile.am
parent242465b5bfcc2ea1b1d704907e7dd5f1c15d4404 (diff)
build-sys: create "compatibility libraries" section
Compat stuff is moved to src/compat-libs/. Warnings are issued when programs are linked with the deprecated library.
Diffstat (limited to 'Makefile.am')
-rw-r--r--Makefile.am25
1 files changed, 17 insertions, 8 deletions
diff --git a/Makefile.am b/Makefile.am
index dcfad0353..769d24a90 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -4364,7 +4364,7 @@ polkitpolicy_in_files += \
EXTRA_DIST += \
src/login/logind-gperf.gperf \
- src/login/libsystemd-login.pc.in \
+ src/compat-libs/libsystemd-login.pc.in \
src/login/71-seat.rules.in \
src/login/73-seat-late.rules.in \
units/systemd-logind.service.in \
@@ -4527,24 +4527,27 @@ clean-python:
-rm -f _daemon.la id128.la _journal.la login.la _reader.la
# ------------------------------------------------------------------------------
+if ENABLE_COMPAT_LIBS
+
define generate-fake-lib
$(AM_V_at)$(MKDIR_P) $(dir $@)
- $(AM_V_GEN)sed -r -n 's/^ +(sd_.*);/void new_\1(void);\n__asm__(".symver new_\1,\1@LIBSYSTEMD_209");\nstatic void (*resolve_\1(void)) (void) {\n\treturn new_\1;\n}\nvoid \1(void) __attribute__((ifunc("resolve_\1")));\n/p' <$< >$@
+ $(AM_V_GEN)sed -r -n 's/^ +(sd_.*);/void new_\1(void);\n__asm__(".symver new_\1,\1@LIBSYSTEMD_209");\nstatic void (*resolve_\1(void)) (void) {\n\treturn new_\1;\n}\nvoid \1(void) __attribute__((ifunc("resolve_\1")));\nobsolete_lib(\1,$(notdir $(basename $<)));\n/p' <$< >$@
endef
libsystemd_login_la_SOURCES = \
libsystemd-login.c \
- src/login/libsystemd-login.sym
+ src/compat-libs/libsystemd-login.sym
libsystemd_login_la_CFLAGS = \
$(AM_CFLAGS) \
-fvisibility=default \
+ -imacros $(top_srcdir)/src/compat-libs/linkwarning.h \
-fno-lto
libsystemd_login_la_LDFLAGS = \
$(AM_LDFLAGS) \
-version-info $(LIBSYSTEMD_LOGIN_CURRENT):$(LIBSYSTEMD_LOGIN_REVISION):$(LIBSYSTEMD_LOGIN_AGE) \
- -Wl,--version-script=$(top_srcdir)/src/login/libsystemd-login.sym
+ -Wl,--version-script=$(top_srcdir)/src/compat-libs/libsystemd-login.sym
libsystemd_login_la_LIBADD = \
libsystemd.la
@@ -4552,14 +4555,14 @@ libsystemd_login_la_LIBADD = \
BUILT_SOURCES += \
libsystemd-login.c
-libsystemd-login.c: src/login/libsystemd-login.sym
+libsystemd-login.c: src/compat-libs/libsystemd-login.sym
$(generate-fake-lib)
lib_LTLIBRARIES += \
libsystemd-login.la
pkgconfiglib_DATA += \
- src/login/libsystemd-login.pc
+ src/compat-libs/libsystemd-login.pc
# move lib from $(libdir) to $(rootlibdir) and update devel link, if needed
libsystemd-login-install-hook:
@@ -4571,6 +4574,8 @@ libsystemd-login-uninstall-hook:
INSTALL_EXEC_HOOKS += libsystemd-login-install-hook
UNINSTALL_EXEC_HOOKS += libsystemd-login-uninstall-hook
+endif
+
# ------------------------------------------------------------------------------
substitutions = \
'|rootlibexecdir=$(rootlibexecdir)|' \
@@ -5007,7 +5012,7 @@ test-libsystemd-journal-sym.c: \
$(generate-sym-test)
test-libsystemd-login-sym.c: \
- src/login/libsystemd-login.sym \
+ src/compat-libs/libsystemd-login.sym \
src/systemd/sd-login.h
$(generate-sym-test)
@@ -5059,9 +5064,13 @@ tests += \
test-libsystemd-daemon-sym \
test-libsystemd-id128-sym \
test-libsystemd-journal-sym \
- test-libsystemd-login-sym \
test-libudev-sym
+if ENABLE_COMPAT_LIBS
+tests += \
+ test-libsystemd-login-sym
+endif
+
cppcheck:
cppcheck --enable=all -q $(top_srcdir)