From d37fe74804b94065259703509b4b3dc3f53c30a5 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Thu, 28 Apr 2016 03:15:10 +0300
Subject: Rename static configure flag, look like clang have issues with this
 flag enabled.

---
 configure.ac    | 34 ++++++++++++++++++++++++++++------
 src/Makefile.am |  4 ++--
 2 files changed, 30 insertions(+), 8 deletions(-)

diff --git a/configure.ac b/configure.ac
index bec3c79..11d8ca1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -35,24 +35,24 @@ AC_ARG_ENABLE(
 AM_CONDITIONAL(ENABLE_SANITIZE, test x$enable_sanitize = xyes)
 
 AC_ARG_ENABLE(
-    [static],
+    [static-build],
     AC_HELP_STRING(
-        [--enable-static],
+        [--enable-static-build],
         [
             Enables or Disables Statick Linking (STATIC is disabled by default)
         ]
     ),
     [
-        enable_static="$enableval"
+        enable_static_build="$enableval"
         case $enableval in
             "no");;
             "yes");;
-            *) AC_MSG_ERROR([[invalid argument --enable-static=$disableval... stopping]]);;
+            *) AC_MSG_ERROR([[invalid argument --enable-static-build=$disableval... stopping]]);;
         esac
     ],
-    [enable_static="no"]
+    [enable_static_build="no"]
 )
-AM_CONDITIONAL(ENABLE_STATIC, test x$enable_static = xyes)
+AM_CONDITIONAL(ENABLE_STATIC_BUILD, test x$enable_static_build = xyes)
 
 AC_ARG_ENABLE(
     [gprof],
@@ -94,6 +94,28 @@ AC_ARG_ENABLE(
 )
 AM_CONDITIONAL(ENABLE_WERROR, test x$enable_werror = xyes)
 
+OLD_LDFLAGS="$LDFLAGS"
+LDFLAGS="$LDFLAGS -rdynamic"
+AC_MSG_CHECKING([whether $CC accepts -rdynamic])
+AC_LINK_IFELSE(
+    [AC_LANG_SOURCE([
+        int main(int argc, char **argv)
+        {
+            return 0;
+        }
+    ])],
+    [
+        AC_MSG_RESULT([yes])
+    ],
+    [
+        AC_MSG_RESULT([no])
+        LDFLAGS="$OLD_LDFLAGS"
+    ],
+    [
+        AC_MSG_RESULT([guessing no])
+    ]
+)
+
 AC_DEFUN([AC_CHECK_COMPILER_WFLAG],
     [
         AC_MSG_CHECKING([whether $CC supports -W$1])
diff --git a/src/Makefile.am b/src/Makefile.am
index 56c6887..25afa53 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -112,7 +112,7 @@ MAP_SRC = emap/atcommand.c \
 
 # need remove -Wno-unused
 
-SHARED_CFLAGS = ${CFLAGS} -pipe -ffast-math -fvisibility=hidden -rdynamic -std=c99 -Wall -Wextra -Wno-sign-compare -Wno-unused \
+SHARED_CFLAGS = ${CFLAGS} -pipe -ffast-math -fvisibility=hidden -std=c99 -Wall -Wextra -Wno-sign-compare -Wno-unused \
     -DPCRE_SUPPORT -I../../.. -I../../../../3rdparty -DPACKETVER=20150000
 SHARED_LDFLAGS = -avoid-version -Wl,--no-undefined
 
@@ -134,7 +134,7 @@ SHARED_LDFLAGS += -lasan -lubsan -fsanitize=address \
 -fsanitize=enum -fsanitize=vptr
 endif
 
-if ENABLE_STATIC
+if ENABLE_STATIC_BUILD
 SHARED_CFLAGS += "-static-libgcc"
 endif
 
-- 
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