bpo-45163: Restrict added libnetwork check to builds on Haiku. (GH-28729)

For example, without the guard the check could cause macOS
installer builds to fail to install on older supported macOS
releases where libnetwork is not available and is not needed
on any release.

diff --git a/configure b/configure
index 3b39641bab37c63c8abf369c6c55370bf073797f..3a6cf305171bcd70f04c754473f6564687abd642 100755 (executable)
--- a/configure
+++ b/configure
@@ -10573,8 +10573,9 @@ if test "x$ac_cv_lib_socket_socket" = xyes; then :
 fi
  # SVR4 sockets
 
-# Haiku system library
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for socket in -lnetwork" >&5
+case $ac_sys_system/$ac_sys_release in
+    Haiku*)
+        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for socket in -lnetwork" >&5
 $as_echo_n "checking for socket in -lnetwork... " >&6; }
 if ${ac_cv_lib_network_socket+:} false; then :
   $as_echo_n "(cached) " >&6
@@ -10614,6 +10615,8 @@ if test "x$ac_cv_lib_network_socket" = xyes; then :
   LIBS="-lnetwork $LIBS"
 fi
 
+    ;;
+esac
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-libs" >&5
 $as_echo_n "checking for --with-libs... " >&6; }

diff --git a/configure.ac b/configure.ac
index 908dd28e7aacad93389273e8ec647ff9dfc73387..c7cb797e8f3a0baca122b91832877195395feab5 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -3099,8 +3099,11 @@ AC_SUBST(TZPATH)
 AC_CHECK_LIB(nsl, t_open, [LIBS="-lnsl $LIBS"]) # SVR4
 AC_CHECK_LIB(socket, socket, [LIBS="-lsocket $LIBS"], [], $LIBS) # SVR4 sockets
 
-# Haiku system library
-AC_CHECK_LIB(network, socket, [LIBS="-lnetwork $LIBS"], [], $LIBS)
+case $ac_sys_system/$ac_sys_release in
+    Haiku*)
+        AC_CHECK_LIB(network, socket, [LIBS="-lnetwork $LIBS"], [], $LIBS)
+    ;;
+esac
 
 AC_MSG_CHECKING(for --with-libs)
 AC_ARG_WITH(libs,