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authorEric Haszlakiewicz <erh+git@nimenees.com>2014-02-11 23:06:19 -0500
committerEric Haszlakiewicz <erh+git@nimenees.com>2014-02-11 23:06:19 -0500
commitb821f0e10f20b35769d13ab9bac96c5973914854 (patch)
tree60266cbb35e392b85392cbc10617c9555cd1e4fb
parent295bea21d0c91c46c484922da4d85801c3be889e (diff)
parentc8e0497d4759a1e0a1f3a806fc239e055b845827 (diff)
downloadjson-c-b821f0e10f20b35769d13ab9bac96c5973914854.tar.gz
Merge branch 'ebassi-master'
-rw-r--r--Makefile.am2
-rw-r--r--configure.ac26
2 files changed, 27 insertions, 1 deletions
diff --git a/Makefile.am b/Makefile.am
index d85d776..24b9bdf 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -30,7 +30,7 @@ libjson_cinclude_HEADERS = \
#libjsonx_include_HEADERS = \
# json_config.h
-libjson_c_la_LDFLAGS = -version-info 2:0:0 -no-undefined
+libjson_c_la_LDFLAGS = -version-info 2:0:0 -no-undefined @JSON_BSYMBOLIC_LDFLAGS@
libjson_c_la_SOURCES = \
arraylist.c \
diff --git a/configure.ac b/configure.ac
index b6eae8c..878caea 100644
--- a/configure.ac
+++ b/configure.ac
@@ -49,6 +49,32 @@ AC_LANG_POP([C])
AM_PROG_LIBTOOL
+# Check for the -Bsymbolic-functions linker flag
+AC_ARG_ENABLE([Bsymbolic],
+ [AS_HELP_STRING([--disable-Bsymbolic], [Avoid linking with -Bsymbolic-function])],
+ [],
+ [enable_Bsymbolic=check])
+
+AS_IF([test "x$enable_Bsymbolic" = "xcheck"],
+ [
+ saved_LDFLAGS="${LDFLAGS}"
+ AC_MSG_CHECKING([for -Bsymbolic-functions linker flag])
+ LDFLAGS=-Wl,-Bsymbolic-functions
+ AC_TRY_LINK([], [int main (void) { return 0; }],
+ [
+ AC_MSG_RESULT([yes])
+ enable_Bsymbolic=yes
+ ],
+ [
+ AC_MSG_RESULT([no])
+ enable_Bsymbolic=no
+ ])
+ LDFLAGS="${saved_LDFLAGS}"
+ ])
+
+AS_IF([test "x$enable_Bsymbolic" = "xyes"], [JSON_BSYMBOLIC_LDFLAGS=-Wl[,]-Bsymbolic-functions])
+AC_SUBST(JSON_BSYMBOLIC_LDFLAGS)
+
AC_CONFIG_FILES([
Makefile
json-c.pc