1 files changed, 138 insertions, 0 deletions
diff --git a/lisp/time.c b/lisp/time.c
new file mode 100644
index 0000000..3c21d00
--- /dev/null
+++ b/lisp/time.c
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+/*
+ * Copyright (c) 2001 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *  
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the XFree86 Project shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings in this Software without prior written authorization from the
+ * XFree86 Project.
+ *
+ * Author: Paulo César Pereira de Andrade
+ */
+
+/* $XFree86: xc/programs/xedit/lisp/time.c,v 1.7 2002/11/08 08:00:57 paulo Exp $ */
+
+#include "time.h"
+#include "bytecode.h"
+
+/*
+ * Implementation
+*/
+LispObj *
+Lisp_Time(LispBuiltin *builtin)
+/*
+ time form
+ */
+{
+    struct itimerval real, virt, prof;
+    unsigned long count;
+    long sec, usec;
+    LispObj *result;
+#define MONTH	60 * 60 * 31
+
+    LispObj *form;
+
+    form = ARGUMENT(0);
+
+    real.it_value.tv_sec =
+	virt.it_value.tv_sec =
+	prof.it_value.tv_sec =
+	real.it_interval.tv_sec =
+	virt.it_interval.tv_sec =
+	prof.it_interval.tv_sec = MONTH;
+    real.it_value.tv_usec =
+	virt.it_value.tv_usec =
+	prof.it_value.tv_usec =
+	real.it_interval.tv_usec =
+	virt.it_interval.tv_usec =
+	prof.it_interval.tv_usec = 0;
+
+    setitimer(ITIMER_REAL, &real, NULL);
+    setitimer(ITIMER_VIRTUAL, &virt, NULL);
+    setitimer(ITIMER_PROF, &prof, NULL);
+
+    getitimer(ITIMER_REAL, &real);
+    getitimer(ITIMER_VIRTUAL, &virt);
+    getitimer(ITIMER_PROF, &prof);
+
+    lisp__data.gc.gctime = 0;
+    lisp__data.gc.timebits = 1;
+
+    count = lisp__data.gc.count;
+
+#if 0
+    form = CONS(form, NIL);
+    COD = CONS(form, COD);
+    result = LispExecuteBytecode(LispCompileForm(form));
+#else
+    result = EVAL(form);
+#endif
+
+    getitimer(ITIMER_REAL, &real);
+    getitimer(ITIMER_VIRTUAL, &virt);
+    getitimer(ITIMER_PROF, &prof);
+
+    sec = real.it_interval.tv_sec - real.it_value.tv_sec;
+    usec = real.it_interval.tv_usec - real.it_value.tv_usec;
+    if (usec < 0) {
+	--sec;
+	usec += 1000000;
+    }
+    LispMessage("Real time   : %g sec", sec + usec / 1000000.0);
+
+    sec = virt.it_interval.tv_sec - virt.it_value.tv_sec;
+    usec = virt.it_interval.tv_usec - virt.it_value.tv_usec + 10000;
+    if (usec < 0) {
+	--sec;
+	usec += 1000000;
+    }
+    LispMessage("Virtual time: %g sec", sec + usec / 1000000.0);
+
+    sec = prof.it_interval.tv_sec - prof.it_value.tv_sec;
+    usec = prof.it_interval.tv_usec - prof.it_value.tv_usec + 10000;
+    if (usec < 0) {
+	--sec;
+	usec += 1000000;
+    }
+    LispMessage("Profile time: %g sec", sec + usec / 1000000.0);
+
+    real.it_value.tv_sec =
+	virt.it_value.tv_sec =
+	prof.it_value.tv_sec =
+	real.it_interval.tv_sec =
+	virt.it_interval.tv_sec =
+	prof.it_interval.tv_sec =
+	real.it_value.tv_usec =
+	virt.it_value.tv_usec =
+	prof.it_value.tv_usec =
+	real.it_interval.tv_usec =
+	virt.it_interval.tv_usec =
+	prof.it_interval.tv_usec = 0;
+
+    setitimer(ITIMER_REAL, &real, NULL);
+    setitimer(ITIMER_VIRTUAL, &virt, NULL);
+    setitimer(ITIMER_PROF, &prof, NULL);
+
+    LispMessage("GC: %ld times, %g sec",
+		lisp__data.gc.count - count, lisp__data.gc.gctime / 1000000.0);
+    lisp__data.gc.timebits = 0;
+
+    return (result);
+}