From da3412c27b23e8dbb9330b5c93e4b040d8b6f178 Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@rambler-co.ru>
Date: Mon, 24 Oct 2011 18:30:43 +0300
Subject: [PATCH] Fix siginfo detection code.

---
 CMakeLists.txt | 7 ++++++-
 config.h.in    | 5 +++++
 src/util.c     | 2 +-
 src/util.h     | 2 +-
 4 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3f0356173..23425e86a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -624,6 +624,7 @@ CHECK_INCLUDE_FILES(netinet/in.h  HAVE_NETINET_IN_H)
 CHECK_INCLUDE_FILES(arpa/inet.h  HAVE_ARPA_INET_H)
 CHECK_INCLUDE_FILES(netdb.h  HAVE_NETDB_H)
 CHECK_INCLUDE_FILES(syslog.h HAVE_SYSLOG_H)
+CHECK_INCLUDE_FILES(siginfo.h HAVE_SIGINFO_H)
 CHECK_INCLUDE_FILES(locale.h HAVE_LOCALE_H)
 CHECK_INCLUDE_FILES(libgen.h HAVE_LIBGEN_H)
 CHECK_INCLUDE_FILES(search.h HAVE_SEARCH_H)
@@ -665,7 +666,11 @@ CHECK_SYMBOL_EXISTS(MAP_SHARED sys/mman.h HAVE_MMAP_SHARED)
 CHECK_SYMBOL_EXISTS(MAP_ANON sys/mman.h HAVE_MMAP_ANON)
 CHECK_SYMBOL_EXISTS(MAP_NOCORE sys/mman.h HAVE_MMAP_NOCORE)
 CHECK_SYMBOL_EXISTS(_SC_NPROCESSORS_ONLN unistd.h HAVE_SC_NPROCESSORS_ONLN)
-CHECK_SYMBOL_EXISTS(SA_SIGINFO "signal.h;siginfo.h" HAVE_SA_SIGINFO)
+IF(HAVE_SIGINFO_H)
+	CHECK_SYMBOL_EXISTS(SA_SIGINFO "signal.h;siginfo.h" HAVE_SA_SIGINFO)
+ELSE(HAVE_SIGINFO_H)
+	CHECK_SYMBOL_EXISTS(SA_SIGINFO "signal.h" HAVE_SA_SIGINFO)
+ENDIF(HAVE_SIGINFO_H)
 
 IF(NOT CMAKE_SYSTEM_NAME STREQUAL "SunOS")
 IF(HAVE_CLOCK_GETTIME)
diff --git a/config.h.in b/config.h.in
index eb20d7b5d..950bf2ef4 100644
--- a/config.h.in
+++ b/config.h.in
@@ -40,6 +40,8 @@
 
 #cmakedefine HAVE_SYSLOG_H       1
 
+#cmakedefine HAVE_SIGINFO_H      1
+
 #cmakedefine HAVE_LIBUTIL_H      1
 
 #cmakedefine HAVE_LIBGEN_H       1
@@ -369,6 +371,9 @@
 
 #include <errno.h>
 #include <signal.h>
+#ifdef HAVE_SIGINFO_H
+# include <siginfo.h>
+#endif
 #include <event.h>
 #include <glib.h>
 
diff --git a/src/util.c b/src/util.c
index 3ddfe3b61..d127651e7 100644
--- a/src/util.c
+++ b/src/util.c
@@ -418,7 +418,7 @@ void
 init_signals (struct sigaction *signals, void (*sig_handler)(gint, siginfo_t *, void *))
 #else
 void
-init_signals (struct sigaction *signals, sighandler_t sig_handler)
+init_signals (struct sigaction *signals, void (*sig_handler)(gint))
 #endif
 {
 	struct sigaction                sigpipe_act;
diff --git a/src/util.h b/src/util.h
index 0fb6f48bf..c6c721ed1 100644
--- a/src/util.h
+++ b/src/util.h
@@ -87,7 +87,7 @@ gint poll_sync_socket (gint fd, gint timeout, short events);
 #ifdef HAVE_SA_SIGINFO
 void init_signals (struct sigaction *sa, void (*sig_handler)(gint, siginfo_t *, void *));
 #else
-void init_signals (struct sigaction *sa, sighandler_t);
+void init_signals (struct sigaction *sa, void (*sig_handler)(gint));
 #endif
 
 /*
-- 
2.39.5