Hi,
the attached patch for configure.ac tries to locate local header
files in system-local directories.
It fixes the build on MacOS/MacPorts which places GnuTLS headers in
/opt/local/include.
The search is not performed if the builder predefines CPPFLAGS.
--
Francesco
=== modified file 'configure.ac'
--- configure.ac 2016-01-03 10:45:27 +0000
+++ configure.ac 2016-01-03 10:58:12 +0000
@@ -31,11 +31,21 @@
PRESET_CXXFLAGS="$CXXFLAGS"
PRESET_LDFLAGS="$LDFLAGS"
-dnl Set default LDFLAGS
+# Set default LDFLAGS
if test "x$LDFLAGS" = "x" ; then
LDFLAGS="-g"
fi
+# Look for system-local headers
+if test "x$CPPFLAGS" = "x"; then
+ for d in /usr/local /opt/local /opt
+ do
+ if test -d $d/include; then
+ CPPFLAGS="$CPPFLAGS -I$d/include"
+ fi
+ done
+fi
+
# Check for GNU cc
AC_PROG_CC
AM_PROG_CC_C_O
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