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Date: Sat, 7 Jan 2023 19:12:42 +0000
From: John David Anglin <dave.anglin@bell.net>
To: GCC Patches <gcc-patches@gcc.gnu.org>
Cc: Nathan Sidwell <nathan@acm.org>
Subject: [PATCH] c++tools: Fix compilation of server.cc on hpux
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Tested on trunk and gcc-12 with hppa64-hp-hpux11.11.

Okay?

Dave
---

Fix compilation of server.cc on hpux.

Select and FD_ISSET are declared in sys/time.h on most versions
of hpux.  As a result, HAVE_PSELECT and HAVE_SELECT can be 0.

2023-01-07  John David Anglin  <danglin@gcc.gnu.org>

c++tools/ChangeLog:

	PR c++tools/107616
	* server.cc (server): Don't call FD_ISSET when HAVE_PSELECT
	and HAVE_SELECT are zero.

diff --git a/c++tools/server.cc b/c++tools/server.cc
index 00154a05925..693aec6820a 100644
--- a/c++tools/server.cc
+++ b/c++tools/server.cc
@@ -753,8 +753,10 @@ server (bool ipv6, int sock_fd, module_resolver *resol=
ver)
 		      }
 		  }
=20
+#if defined (HAVE_PSELECT) || defined (HAVE_SELECT)
 	      if (active < 0 && sock_fd >=3D 0 && FD_ISSET (sock_fd, &readers))
 		active =3D -1;
+#endif
 	    }
=20
 	  if (active >=3D 0)


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