FreeBSD >= 7 is contravening POSIX by not defining NSIG
to the maximal statically defined signal value.
It does define _SIG_MAXSIG though, so base SIGNUM_BOUND on that.
* lib/sig2str.h (SIGNUM_BOUND): Define to (_SIG_MAXSIG - 2)
where available, even when NSIG is defined.
---
ChangeLog | 9 +++++++++
lib/sig2str.h | 2 ++
2 files changed, 11 insertions(+)
diff --git a/ChangeLog b/ChangeLog
index 858615a..b19edb1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2016-01-14 P??draig Brady <p...@draigbrady.com>
+
+ sig2str: list all signals on FreeBSD >= 7
+ FreeBSD >= 7 is contravening POSIX by not defining NSIG
+ to the maximal statically defined signal value.
+ It does define _SIG_MAXSIG though, so base SIGNUM_BOUND on that.
+ * lib/sig2str.h (SIGNUM_BOUND): Define to (_SIG_MAXSIG - 2)
+ where available, even when NSIG is defined.
+
2016-01-13 Paul Eggert <egg...@cs.ucla.edu>
acl-permissions: port to USE_ACL==0 platforms
diff --git a/lib/sig2str.h b/lib/sig2str.h
index f347170..2730774 100644
--- a/lib/sig2str.h
+++ b/lib/sig2str.h
@@ -44,6 +44,8 @@ int str2sig (char const *, int *);
#if defined _sys_nsig
# define SIGNUM_BOUND (_sys_nsig - 1)
+#elif defined _SIG_MAXSIG
+# define SIGNUM_BOUND (_SIG_MAXSIG - 2) /* FreeBSD >= 7. */
#elif defined NSIG
# define SIGNUM_BOUND (NSIG - 1)
#else
--
2.5.0
