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-rwxr-xr-xconfigure87
-rw-r--r--configure.ac2
-rw-r--r--include/asterisk/autoconfig.h.in6
-rw-r--r--main/utils.c4
4 files changed, 97 insertions, 2 deletions
diff --git a/configure b/configure
index dd84a65ed..689d5b0f0 100755
--- a/configure
+++ b/configure
@@ -14429,6 +14429,93 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
+
+ if test "x${PBX_IP_MTU_DISCOVER}" != "x1" -a "${USE_IP_MTU_DISCOVER}" != "no"; then
+ { echo "$as_me:$LINENO: checking for IP_MTU_DISCOVER in netinet/in.h" >&5
+echo $ECHO_N "checking for IP_MTU_DISCOVER in netinet/in.h... $ECHO_C" >&6; }
+ saved_cppflags="${CPPFLAGS}"
+ if test "x${IP_MTU_DISCOVER_DIR}" != "x"; then
+ IP_MTU_DISCOVER_INCLUDE= "-I${IP_MTU_DISCOVER_DIR}/include"
+ fi
+ CPPFLAGS="${CPPFLAGS} ${IP_MTU_DISCOVER_INCLUDE}"
+
+ cat >conftest.$ac_ext <<_ACEOF
+ /* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <netinet/in.h>
+int
+main ()
+{
+int foo = IP_MTU_DISCOVER;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_compile") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { (case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_try") 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_try") 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ { echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6; }
+ PBX_IP_MTU_DISCOVER=1
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_IP_MTU_DISCOVER 1
+_ACEOF
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_IP_MTU_DISCOVER_VERSION
+_ACEOF
+
+
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6; }
+
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CPPFLAGS="${saved_cppflags}"
+ fi
+
+
if test "${ac_cv_header_libkern_OSAtomic_h+set}" = set; then
{ echo "$as_me:$LINENO: checking for libkern/OSAtomic.h" >&5
echo $ECHO_N "checking for libkern/OSAtomic.h... $ECHO_C" >&6; }
diff --git a/configure.ac b/configure.ac
index bd4982b26..80ac4e90b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -299,6 +299,8 @@ AC_LINK_IFELSE(
AST_C_DEFINE_CHECK([RTLD_NOLOAD], [RTLD_NOLOAD], [dlfcn.h])
+AST_C_DEFINE_CHECK([IP_MTU_DISCOVER], [IP_MTU_DISCOVER], [netinet/in.h])
+
AC_CHECK_HEADER([libkern/OSAtomic.h],
[AC_DEFINE_UNQUOTED([HAVE_OSX_ATOMICS], 1, [Define to 1 if OSX atomic operations are supported.])])
diff --git a/include/asterisk/autoconfig.h.in b/include/asterisk/autoconfig.h.in
index 0e84394b9..bb691133d 100644
--- a/include/asterisk/autoconfig.h.in
+++ b/include/asterisk/autoconfig.h.in
@@ -169,6 +169,12 @@
/* Define to 1 if you have the <inttypes.h> header file. */
#undef HAVE_INTTYPES_H
+/* Define if your system has the IP_MTU_DISCOVER headers. */
+#undef HAVE_IP_MTU_DISCOVER
+
+/* Define IP_MTU_DISCOVER headers version */
+#undef HAVE_IP_MTU_DISCOVER_VERSION
+
/* Define to 1 if you have the `isascii' function. */
#undef HAVE_ISASCII
diff --git a/main/utils.c b/main/utils.c
index 9ff2fd48a..ceb049f3a 100644
--- a/main/utils.c
+++ b/main/utils.c
@@ -987,10 +987,10 @@ int ast_dynamic_str_thread_build_va(struct ast_dynamic_str **buf, size_t max_len
void ast_enable_packet_fragmentation(int sock)
{
-#ifdef __linux__
+#if defined(HAVE_IP_MTU_DISCOVER)
int val = IP_PMTUDISC_DONT;
if (setsockopt(sock, IPPROTO_IP, IP_MTU_DISCOVER, &val, sizeof(val)))
ast_log(LOG_WARNING, "Unable to disable PMTU discovery. Large UDP packets may fail to be delivered when sent from this socket.\n");
-#endif
+#endif /* HAVE_IP_MTU_DISCOVER */
}