diff options
Diffstat (limited to 'mcon/U/i_neterrno.U')
-rw-r--r-- | mcon/U/i_neterrno.U | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/mcon/U/i_neterrno.U b/mcon/U/i_neterrno.U new file mode 100644 index 0000000..7bc231d --- /dev/null +++ b/mcon/U/i_neterrno.U @@ -0,0 +1,65 @@ +?RCS: $Id$ +?RCS: +?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi +?RCS: +?RCS: You may redistribute only under the terms of the Artistic License, +?RCS: as specified in the README file that comes with the distribution. +?RCS: You may reuse parts of this distribution only within the terms of +?RCS: that same Artistic License; a copy of which may be found at the root +?RCS: of the source tree for dist 4.0. +?RCS: +?RCS: Original Author: Andy Dougherty <doughera@lafcol.lafayette.edu> +?RCS: +?RCS: $Log: i_neterrno.U,v $ +?RCS: Revision 3.0.1.3 1994/10/29 16:20:29 ram +?RCS: patch36: forgot to initialize 'val' to an empty value (ADO) +?RCS: +?RCS: Revision 3.0.1.2 1994/08/29 16:22:10 ram +?RCS: patch32: removed spurious echo +?RCS: +?RCS: Revision 3.0.1.1 1994/06/20 07:02:05 ram +?RCS: patch30: created by ADO +?RCS: +?MAKE:i_neterrno: Inhdr +cc +ccflags rm_try Setvar +?MAKE: -pick add $@ %< +?S:i_neterrno: +?S: This variable conditionally defines the I_NET_ERRNO symbol, which +?S: indicates to the C program that <net/errno.h> exists and should +?S: be included. +?S:. +?C:I_NET_ERRNO: +?C: This symbol, if defined, indicates that <net/errno.h> exists and +?C: should be included. +?C:. +?H:#$i_neterrno I_NET_ERRNO /**/ +?H:. +?LINT:set i_neterrno +: see if net/errno.h is available +val='' +set net/errno.h val +eval $inhdr + +: Unfortunately, it causes problems on some systems. Arrgh. +case "$val" in +$define) + cat > try.c <<'EOM' +#include <stdio.h> +#include <errno.h> +#include <net/errno.h> +int func() +{ + return ENOTSOCK; +} +EOM + if $cc $ccflags -c try.c >/dev/null 2>&1; then + echo "We'll be including <net/errno.h>." >&4 + else + echo "We won't be including <net/errno.h>." >&4 + val="$undef" + fi + $rm_try + ;; +esac +set i_neterrno +eval $setvar + |