From 499a3a7c4772bb0f446f89a9c6e9430bd31c1218 Mon Sep 17 00:00:00 2001
From: Carl Worth <cworth@cworth.org>
Date: Tue, 5 Sep 2006 22:50:25 -0700
Subject: [PATCH] perf: Remove unused alarm functions

---
 perf/cairo-perf-timer-posix.c | 29 -----------------------------
 perf/cairo-perf-timer-win32.c | 20 --------------------
 perf/cairo-perf-timer.h       | 10 ----------
 perf/cairo-perf.c             |  2 --
 perf/cairo-perf.h             |  2 --
 5 files changed, 63 deletions(-)

diff --git a/perf/cairo-perf-timer-posix.c b/perf/cairo-perf-timer-posix.c
index 7c7ec19b2..685d7e5a0 100644
--- a/perf/cairo-perf-timer-posix.c
+++ b/perf/cairo-perf-timer-posix.c
@@ -64,35 +64,6 @@ timer_elapsed (void) {
     return d;
 }
 
-/* alarms */
-
-void
-alarm_handler (int signal) {
-    if (signal == SIGALRM) {
-        cairo_perf_alarm_expired = 1;
-    }
-}
-
-void
-set_alarm (double seconds) {
-    struct itimerval tr;
-    long sec, usec;
-
-    cairo_perf_alarm_expired = 0;
-    signal (SIGALRM, alarm_handler);
-
-    sec = floor (seconds);
-    seconds -= sec;
-    usec = seconds * 1e6;
-
-    tr.it_interval.tv_sec  = 0;
-    tr.it_interval.tv_usec = 0;
-    tr.it_value.tv_sec  = sec;
-    tr.it_value.tv_usec = usec;
-
-    setitimer (ITIMER_REAL, &tr, NULL);
-}
-
 /* yield */
 
 void
diff --git a/perf/cairo-perf-timer-win32.c b/perf/cairo-perf-timer-win32.c
index 679abca3f..f0caa73a4 100644
--- a/perf/cairo-perf-timer-win32.c
+++ b/perf/cairo-perf-timer-win32.c
@@ -63,26 +63,6 @@ timer_elapsed (void) {
     return d;
 }
 
-/* alarms */
-
-void CALLBACK
-alarm_handler (void *closure, DWORD dwTimerLowValue, DWORD dwTimerHighValue) {
-    cairo_perf_alarm_expired = 1;
-}
-
-HANDLE hTimer = NULL;
-void
-set_alarm (double seconds) {
-    if (hTimer == NULL)
-        hTimer = CreateWaitableTimer(NULL, TRUE, NULL);
-    cairo_perf_alarm_expired = 0;
-
-    LARGE_INTEGER expTime;
-    expTime.QuadPart = - (seconds * 10000000);
-    if (!SetWaitableTimer (hTimer, &expTime, 0, alarm_handler, &cairo_perf_alarm_expired, FALSE))
-        fprintf (stderr, "SetWaitableTimer failed!\n");
-}
-
 /* yield */
 
 void
diff --git a/perf/cairo-perf-timer.h b/perf/cairo-perf-timer.h
index b03ddce61..fbe67a37b 100644
--- a/perf/cairo-perf-timer.h
+++ b/perf/cairo-perf-timer.h
@@ -34,8 +34,6 @@ typedef struct _cairo_perf_timer_t cairo_perf_timer_t;
 
 /* timers */
 
-extern int alarm_expired;
-
 void
 timer_start (void);
 
@@ -45,14 +43,6 @@ timer_stop (void);
 double
 timer_elapsed (void);
 
-/* alarms */
-
-void
-alarm_handler (int signal);
-
-void
-set_alarm (double seconds);
-
 /* yield */
 
 void
diff --git a/perf/cairo-perf.c b/perf/cairo-perf.c
index 32d96d3f1..9e51791d6 100644
--- a/perf/cairo-perf.c
+++ b/perf/cairo-perf.c
@@ -29,8 +29,6 @@
 
 int cairo_perf_iterations = 100;
 
-int cairo_perf_alarm_expired = 0;
-
 typedef struct _cairo_perf {
     const char *name;
     cairo_perf_func_t run;
diff --git a/perf/cairo-perf.h b/perf/cairo-perf.h
index 7d7328aae..d9e5ad83f 100644
--- a/perf/cairo-perf.h
+++ b/perf/cairo-perf.h
@@ -32,8 +32,6 @@
 
 #include "cairo-perf-timer.h"
 
-extern int cairo_perf_alarm_expired;
-
 typedef double (*cairo_perf_func_t) (cairo_t *cr, int width, int height);
 
 #define CAIRO_PERF_DECL(func) double func (cairo_t *cr, int width, int height)