Portability fixes (missing struct in_addr, INADDR_LOOPBACK defs, rrs=0

[adns.git] / configure

diff --git a/configure b/configure
index 5cc73d5044f229722d9c478efe05337ab30ec1f9..720ebb63f2a0e2ed69ab4b0bb57b8e54cbf6fec6 100755 (executable)
--- a/configure
+++ b/configure
@@ -718,23 +718,70 @@ else
   echo "$ac_t""no" 1>&6
 fi
 
+echo $ac_n "checking for socket in -lsocket""... $ac_c" 1>&6
+echo "configure:723: checking for socket in -lsocket" >&5
+ac_lib_var=`echo socket'_'socket | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  ac_save_LIBS="$LIBS"
+LIBS="-lsocket  $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 731 "configure"
+#include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char socket();
+
+int main() {
+socket()
+; return 0; }
+EOF
+if { (eval echo configure:742: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_lib=HAVE_LIB`echo socket | sed -e 's/[^a-zA-Z0-9_]/_/g' \
+    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_lib 1
+EOF
+
+  LIBS="-lsocket $LIBS"
+
+else
+  echo "$ac_t""no" 1>&6
+fi
+
 
  
  echo $ac_n "checking __attribute__((,,))""... $ac_c" 1>&6
-echo "configure:725: checking __attribute__((,,))" >&5
+echo "configure:772: checking __attribute__((,,))" >&5
  if eval "test \"`echo '$''{'adns_cv_c_attribute_supported'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 731 "configure"
+#line 778 "configure"
 #include "confdefs.h"
 
 int main() {
 extern int testfunction(int x) __attribute__((,,))
 ; return 0; }
 EOF
-if { (eval echo configure:738: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:785: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   adns_cv_c_attribute_supported=yes
 else
@@ -756,20 +803,20 @@ EOF
 
    
  echo $ac_n "checking __attribute__((noreturn))""... $ac_c" 1>&6
-echo "configure:760: checking __attribute__((noreturn))" >&5
+echo "configure:807: checking __attribute__((noreturn))" >&5
  if eval "test \"`echo '$''{'adns_cv_c_attribute_noreturn'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 766 "configure"
+#line 813 "configure"
 #include "confdefs.h"
 
 int main() {
 extern int testfunction(int x) __attribute__((noreturn))
 ; return 0; }
 EOF
-if { (eval echo configure:773: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:820: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   adns_cv_c_attribute_noreturn=yes
 else
@@ -796,20 +843,20 @@ EOF
 
    
  echo $ac_n "checking __attribute__((const))""... $ac_c" 1>&6
-echo "configure:800: checking __attribute__((const))" >&5
+echo "configure:847: checking __attribute__((const))" >&5
  if eval "test \"`echo '$''{'adns_cv_c_attribute_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 806 "configure"
+#line 853 "configure"
 #include "confdefs.h"
 
 int main() {
 extern int testfunction(int x) __attribute__((const))
 ; return 0; }
 EOF
-if { (eval echo configure:813: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:860: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   adns_cv_c_attribute_const=yes
 else
@@ -836,20 +883,20 @@ EOF
 
    
  echo $ac_n "checking __attribute__((format...))""... $ac_c" 1>&6
-echo "configure:840: checking __attribute__((format...))" >&5
+echo "configure:887: checking __attribute__((format...))" >&5
  if eval "test \"`echo '$''{'adns_cv_attribute_format'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 846 "configure"
+#line 893 "configure"
 #include "confdefs.h"
 
 int main() {
 extern int testfunction(char *y, ...) __attribute__((format(printf,1,2)))
 ; return 0; }
 EOF
-if { (eval echo configure:853: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:900: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   adns_cv_attribute_format=yes
 else