From: Michal Sojka <sojkam1@fel.cvut.cz>
Date: Mon, 17 May 2010 16:41:45 +0000 (+0200)
Subject: Add a new program to generate CPU load
X-Git-Tag: jsa-paper-casestudy-v2~30^2~1
X-Git-Url: https://rtime.felk.cvut.cz/gitweb/frescor/demo.git/commitdiff_plain/3b8d9adafbd3d908e67ecc39f614e8986188228b?hp=8f30e01cd69f726614790b9abe6801e3b39768a1

Add a new program to generate CPU load

Hackbench is too invasive.
---

diff --git a/build-no-frsh/utils b/build-no-frsh/utils
new file mode 120000
index 0000000..9da3051
--- /dev/null
+++ b/build-no-frsh/utils
@@ -0,0 +1 @@
+../src/utils
\ No newline at end of file
diff --git a/build/utils b/build/utils
new file mode 120000
index 0000000..9da3051
--- /dev/null
+++ b/build/utils
@@ -0,0 +1 @@
+../src/utils
\ No newline at end of file
diff --git a/src/utils/Makefile b/src/utils/Makefile
new file mode 100644
index 0000000..b22a357
--- /dev/null
+++ b/src/utils/Makefile
@@ -0,0 +1,14 @@
+# Generic directory or leaf node makefile for OCERA make framework
+
+ifndef MAKERULES_DIR
+MAKERULES_DIR := $(shell ( old_pwd="" ;  while [ ! -e Makefile.rules ] ; do if [ "$$old_pwd" = `pwd`  ] ; then exit 1 ; else old_pwd=`pwd` ; cd -L .. 2>/dev/null ; fi ; done ; pwd ) )
+endif
+
+ifeq ($(MAKERULES_DIR),)
+all : default
+.DEFAULT::
+	@echo -e "\nThe Makefile.rules has not been found in this or partent directory\n"
+else
+include $(MAKERULES_DIR)/Makefile.rules
+endif
+
diff --git a/src/utils/Makefile.omk b/src/utils/Makefile.omk
new file mode 100644
index 0000000..2e8bd34
--- /dev/null
+++ b/src/utils/Makefile.omk
@@ -0,0 +1,2 @@
+bin_PROGRAMS=loadcpu
+loadcpu_SOURCES=loadcpu.c
diff --git a/src/utils/loadcpu.c b/src/utils/loadcpu.c
new file mode 100644
index 0000000..0990fb5
--- /dev/null
+++ b/src/utils/loadcpu.c
@@ -0,0 +1,13 @@
+#include <stdio.h>
+#include <unistd.h>
+
+volatile unsigned long long i = 200000000;
+int main(int argc, char *argv[])
+{
+	if (argc > 1)
+		sleep(strtol(argv[1], NULL, 10));
+	if (argc > 2)
+		printf("%s\n", argv[2]);
+	while (i > 0) i--;
+	return 0;
+}