replace signal.h with csignal.h

The former was deprecated with C++14. The standard says they are the same: The contents of the header<csignal>are the same as the C standard library header<signal.h>. Signed-off-by: Rosen Penev <rosenp@gmail.com>

replace signal.h with csignal.h
69a51e12 · Rosen Penev · 4b57b7f5 · 69a51e12 · 69a51e12 · 69a51e12
Unverified Commit 69a51e12 authored Mar 12, 2020 by Rosen Penev
5 changed files
--- a/src/event/SignalMonitor.cxx
+++ b/src/event/SignalMonitor.cxx
@@ -38,13 +38,12 @@

 #include <algorithm>
 #include <cassert>
+#include <csignal>

 #ifdef USE_SIGNALFD
 #include <pthread.h>
 #endif

-#include <signal.h>
-
 class SignalMonitor final : private SocketMonitor {
 #ifdef USE_SIGNALFD
 	SignalFD fd;

--- a/src/system/FileDescriptor.hxx
+++ b/src/system/FileDescriptor.hxx
@@ -38,7 +38,7 @@
 #include <sys/types.h>

 #ifdef __linux__
-#include <signal.h>
+#include <csignal>
 #endif

 #ifdef _WIN32

--- a/src/system/SignalFD.hxx
+++ b/src/system/SignalFD.hxx
@@ -32,7 +32,7 @@

 #include "UniqueFileDescriptor.hxx"

-#include <signal.h>
+#include <csignal>

 /**
 * A class that wraps signalfd().

--- a/src/unix/Daemon.cxx
+++ b/src/unix/Daemon.cxx
@@ -32,8 +32,8 @@
 #include <fcntl.h>

 #ifndef _WIN32
+#include <csignal>
 #include <sys/wait.h>
-#include <signal.h>
 #include <pwd.h>
 #include <grp.h>
 #endif

--- a/src/unix/SignalHandlers.cxx
+++ b/src/unix/SignalHandlers.cxx
@@ -28,7 +28,7 @@
 #include "system/Error.hxx"
 #include "util/Domain.hxx"

-#include <signal.h>
+#include <csignal>

 static constexpr Domain signal_handlers_domain("signal_handlers");