From 4b05bbee41da71244d4b630357643b73e371530b Mon Sep 17 00:00:00 2001
From: Albert Lee <>
Date: Mon, 4 Jul 2011 14:20:51 +0200
Subject: Use signal.h instead of sys/signal.h for POSIX compliance.

---
 configure.ac   |  2 +-
 src/redshift.c | 14 +++++++-------
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/configure.ac b/configure.ac
index b6868e9..ae5874e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -190,7 +190,7 @@ AS_IF([test "x$enable_ubuntu" != xno], [
 AM_CONDITIONAL([ENABLE_UBUNTU], [test "x$enable_ubuntu" != xno])
 
 # Checks for header files.
-AC_CHECK_HEADERS([locale.h stdint.h stdlib.h string.h unistd.h sys/signal.h])
+AC_CHECK_HEADERS([locale.h stdint.h stdlib.h string.h unistd.h signal.h])
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_TYPE_UINT16_T
diff --git a/src/redshift.c b/src/redshift.c
index 2273d7c..af154b8 100644
--- a/src/redshift.c
+++ b/src/redshift.c
@@ -30,8 +30,8 @@
 #include <locale.h>
 #include <errno.h>
 
-#ifdef HAVE_SYS_SIGNAL_H
-# include <sys/signal.h>
+#ifdef HAVE_SIGNAL_H
+# include <signal.h>
 #endif
 
 #ifdef ENABLE_NLS
@@ -231,7 +231,7 @@ typedef enum {
 } program_mode_t;
 
 
-#ifdef HAVE_SYS_SIGNAL_H
+#ifdef HAVE_SIGNAL_H
 
 static volatile sig_atomic_t exiting = 0;
 static volatile sig_atomic_t disable = 0;
@@ -250,12 +250,12 @@ sigdisable(int signo)
 	disable = 1;
 }
 
-#else /* ! HAVE_SYS_SIGNAL_H */
+#else /* ! HAVE_SIGNAL_H */
 
 static int exiting = 0;
 static int disable = 0;
 
-#endif /* ! HAVE_SYS_SIGNAL_H */
+#endif /* ! HAVE_SIGNAL_H */
 
 
 /* Calculate color temperature for the specified solar elevation. */
@@ -1095,7 +1095,7 @@ main(int argc, char *argv[])
 		   will be exactly 6500K. */
 		float adjustment_alpha = 0.0;
 
-#ifdef HAVE_SYS_SIGNAL_H
+#ifdef HAVE_SIGNAL_H
 		struct sigaction sigact;
 		sigset_t sigset;
 		sigemptyset(&sigset);
@@ -1112,7 +1112,7 @@ main(int argc, char *argv[])
 		sigact.sa_mask = sigset;
 		sigact.sa_flags = 0;
 		sigaction(SIGUSR1, &sigact, NULL);
-#endif /* HAVE_SYS_SIGNAL_H */
+#endif /* HAVE_SIGNAL_H */
 
 		/* Continously adjust color temperature */
 		int done = 0;
-- 
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