protect against multiple inclusion of scripts

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>

5 files changed, 35 insertions, 0 deletions

diff --git a/cpu.sh b/cpu.sh
index b5b0620..ad8ed48 100755
--- a/cpu.sh
+++ b/cpu.sh
@@ -2,6 +2,13 @@
 #
 # CPU helpers
 
+# protect against multiple inclusion
+if [ $FILE_CPU ]; then
+	return 0
+else
+	FILE_CPU=DONE
+fi
+
 source cpufreq.sh
 
 offline_cpu()
diff --git a/cpufreq.sh b/cpufreq.sh
index 2bb3f4e..e89e317 100755
--- a/cpufreq.sh
+++ b/cpufreq.sh
@@ -1,5 +1,12 @@
 #!/bin/bash
 
+# protect against multiple inclusion
+if [ $FILE_CPUFREQ ]; then
+	return 0
+else
+	FILE_CPUFREQ=DONE
+fi
+
 source cpu.sh
 
 # GLOBALS
diff --git a/governor.sh b/governor.sh
index 1c56426..a82a6d5 100755
--- a/governor.sh
+++ b/governor.sh
@@ -2,6 +2,13 @@
 #
 # Test governors
 
+# protect against multiple inclusion
+if [ $FILE_GOVERNOR ]; then
+	return 0
+else
+	FILE_GOVERNOR=DONE
+fi
+
 source cpu.sh
 source cpufreq.sh
 
diff --git a/runme.sh b/runme.sh
index b4889a6..accad17 100755
--- a/runme.sh
+++ b/runme.sh
@@ -3,6 +3,13 @@
 # parameters:
 # - $1: Name of the output file with all the logs, dump.txt by default.
 
+# protect against multiple inclusion
+if [ $FILE_RUNME ]; then
+	return 0
+else
+	FILE_RUNME=DONE
+fi
+
 source cpu.sh
 source governor.sh
 source special-tests.sh
diff --git a/special-tests.sh b/special-tests.sh
index b29f644..292e3d8 100755
--- a/special-tests.sh
+++ b/special-tests.sh
@@ -4,6 +4,13 @@
 
 # Testcase 1: Reported here: http://marc.info/?l=linux-pm&m=140618592709858&w=2
 
+# protect against multiple inclusion
+if [ $FILE_SPECIAL ]; then
+	return 0
+else
+	FILE_SPECIAL=DONE
+fi
+
 source cpu.sh
 source cpufreq.sh
 source governor.sh