diff options
author | rmanfredi <rmanfredi@2592e710-e01b-42a5-8df0-11608a6cc53d> | 2010-11-27 11:55:39 +0000 |
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committer | rmanfredi <rmanfredi@2592e710-e01b-42a5-8df0-11608a6cc53d> | 2010-11-27 11:55:39 +0000 |
commit | 13158f86e3904284dce3dad36b64f07414459551 (patch) | |
tree | 12cc7b8d1b808c8c3505bb44cf067bd9ab98b1e6 /mcon/U/d_siglist.U | |
parent | 194d1db97053d853d5f81c362c461d71c05ea80e (diff) |
Applied mega patch from Christian Biere to greatly improve feature detection
and make a huge step towards better support for cross-compiling.
git-svn-id: svn://svn.code.sf.net/p/dist/code/trunk/dist@34 2592e710-e01b-42a5-8df0-11608a6cc53d
Diffstat (limited to 'mcon/U/d_siglist.U')
-rw-r--r-- | mcon/U/d_siglist.U | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/mcon/U/d_siglist.U b/mcon/U/d_siglist.U index 6b24db8..718a24e 100644 --- a/mcon/U/d_siglist.U +++ b/mcon/U/d_siglist.U @@ -12,7 +12,7 @@ ?RCS: Revision 3.0 1993/08/18 12:07:22 ram ?RCS: Baseline for dist 3.0 netwide release. ?RCS: -?MAKE:d_siglist: Csym Setvar +?MAKE:d_siglist: Trylink cat ?MAKE: -pick add $@ %< ?S:d_siglist: ?S: This variable conditionally defines HAS_SYS_SIGLIST if sys_siglist[] is @@ -26,14 +26,15 @@ ?H:. ?LINT:set d_siglist : see if sys_siglist[] exist -echo " " -if set sys_siglist val -a d_siglist; eval $csym; $val; then - echo "You have sys_siglist[] for signal description." >&4 - val="$define" -else - echo "You don't have sys_siglist[]." >&4 - val="$undef" -fi +$cat >try.c <<EOC +#include <signal.h> +int main(void) +{ + static char c; + c |= *sys_siglist[0]; + return c ? 0 : 1 +} +EOC set d_siglist -eval $setvar +eval $trylink |