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authorGravatar Martin Szulecki2014-10-03 15:51:43 +0200
committerGravatar Martin Szulecki2014-10-03 16:29:42 +0200
commit4c4bbd31f52845de70f5b828121eeea62f8b4514 (patch)
tree6655c2eeba4a9865752523e68d73e982e8a0d515 /configure.ac
parentd335f9350eef7b0140a249f92b791dc88b2900e5 (diff)
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Avoid exporting non-public symbols
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac7
1 files changed, 6 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index 6e3e058..0e335f6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -188,9 +188,14 @@ else
building_debug_code=yes
fi
-AS_COMPILER_FLAGS(GLOBAL_CFLAGS, "-Wall -Wextra -Wmissing-declarations -Wredundant-decls -Wshadow -Wpointer-arith -Wwrite-strings -Wswitch-default -Wno-unused-parameter -fsigned-char")
+AS_COMPILER_FLAGS(GLOBAL_CFLAGS, "-Wall -Wextra -Wmissing-declarations -Wredundant-decls -Wshadow -Wpointer-arith -Wwrite-strings -Wswitch-default -Wno-unused-parameter -fsigned-char -fvisibility=hidden")
AC_SUBST(GLOBAL_CFLAGS)
+case "$GLOBAL_CFLAGS" in
+ *-fvisibility=hidden*)
+ AC_DEFINE([HAVE_FVISIBILITY], [1], [Define if compiled with -fvisibility=hidden])
+esac
+
# check for large file support
AC_SYS_LARGEFILE
LFS_CFLAGS=''