travis: Script to checkout use of avoided functions

For the 32-bit platform compatibility, strconv.Atoi() should be replaced
by strconv.ParseUint() or strconv.ParseInt().
This scripts prevents the use of these functions which should not be
used with some reasons.

Signed-off-by: IWASE Yusuke <iwase.yusuke0@gmail.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/tools/grep_avoided_functions.sh b/tools/grep_avoided_functions.sh
new file mode 100755
index 00000000..d5b6494b
--- /dev/null
+++ b/tools/grep_avoided_functions.sh
@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+
+# List of functions which should not be used with remarkable reasons
+FUNCS=(
+# On a 32-bit platform, int type is not big enough to convert into uint32 type.
+# strconv.Atoi() should be replaced by strconv.ParseUint() or
+# strconv.ParseInt().
+'strconv\.Atoi'
+)
+
+SCRIPT_DIR=`dirname $0`
+
+RESULT=0
+
+for FUNC in ${FUNCS[@]}
+do
+    for GO_PKG in $(go list github.com/osrg/gobgp/... | grep -v '/vendor/')
+    do
+        grep ${FUNC} -r ${GOPATH}/src/${GO_PKG}
+        if [ $? -ne 1 ]
+        then
+            RESULT=1
+        fi
+    done
+done
+
+exit $RESULT
\ No newline at end of file