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build: Use an export symbols file if there is no version script support

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We generate the symbol list from the version script to avoid repeating
ourselves and potentially getting the lists out-of-sync.
This commit is contained in:
Guillem Jover 2023-04-11 00:24:13 +02:00
parent 8f61036467
commit 8622767a8a
1 changed files with 16 additions and 0 deletions
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16
src/Makefile.am
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@ -66,6 +66,13 @@ if HAVE_LINKER_VERSION_SCRIPT
libbsd_la_LDFLAGS += \
-Wl,--version-script=$(srcdir)/libbsd.map \
# EOL
else
libbsd_la_LDFLAGS += \
-export-symbols libbsd.sym \
# EOL
EXTRA_libbsd_la_DEPENDENCIES += \
libbsd.sym \
# EOL
endif
libbsd_la_SOURCES = \
arc4random.c \
@ -136,10 +143,19 @@ CLEANFILES += \
# EOL
endif
DISTCLEANFILES = \
libbsd.sym \
# EOL
libbsd_ctor_a_SOURCES = \
setproctitle_ctor.c \
# EOL
# Generate a simple libtool symbol export list to be used as a fallback if
# there is no version script support.
libbsd.sym: libbsd.map
$(AM_V_GEN) $(SED) -ne 's/^[[:space:]]\{1,\}\([A-Za-z0-9_]\{1,\}\);/\1/p' libbsd.map > $@
if NEED_TRANSPARENT_LIBMD
TRANSPARENT_LIBMD_DEPENDS = format.ld