From e1b4e5d968d332b38840aca67d55bdf3e41e2820 Mon Sep 17 00:00:00 2001 From: Guy Harris Date: Thu, 8 Jan 2004 22:52:22 +0000 Subject: [PATCH] Cope with "net-snmp-config --cflags" emitting flags that the C compiler can use but cpp can't. svn path=/trunk/; revision=9602 --- configure.in | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/configure.in b/configure.in index 36edf3975c..ac346eb5d9 100644 --- a/configure.in +++ b/configure.in @@ -1,4 +1,4 @@ -# $Id: configure.in,v 1.240 2003/12/24 14:06:36 jmayer Exp $ +# $Id: configure.in,v 1.241 2004/01/08 22:52:22 guy Exp $ dnl dnl Process this file with autoconf 2.13 or later to produce a dnl configure script; 2.12 doesn't generate a "configure" script that @@ -665,10 +665,18 @@ if test "x$NETSNMPCONFIG" != "xno" -a "x$NETSNMPCONFIG" != "x" -a -x "$NETSNMPCO # searching for the Net-SNMP headers, we look in whatever # directory that output specifies. # + # XXX - some versions of net-snmp-config, when run with --cflags, + # might set flags that won't work with cpp, and AC_CHECK_HEADERS + # might use cpp. To work around this, we just use --prefix to + # get the directory in which to search for header files, and + # construct CPPFLAGS from that, although that might miss -D or + # -U flags you get from --cflags; the -I flag should be + # sufficient for AC_CHECK_HEADERS' purpose. + # ethereal_save_CFLAGS="$CFLAGS" ethereal_save_CPPFLAGS="$CPPFLAGS" CFLAGS="$CFLAGS `$NETSNMPCONFIG --cflags`" - CPPFLAGS="$CPPFLAGS `$NETSNMPCONFIG --cflags`" + CPPFLAGS="$CPPFLAGS -I`$NETSNMPCONFIG --prefix`/include" AC_CHECK_HEADERS(net-snmp/net-snmp-config.h net-snmp/library/default_store.h) if test "x$ac_cv_header_net_snmp_net_snmp_config_h" = "xyes" -a "x$ac_cv_header_net_snmp_library_default_store_h" = "xyes" ; then