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authorStephen Warren <swarren@nvidia.com>2013-07-24 10:09:16 -0700
committerTom Rini <trini@ti.com>2013-08-02 18:29:32 -0400
commit501ebdf28666b3142a27c4b4fe6b76a159564ffd (patch)
tree2d1b7cd2ee1ba1ec3469e7d48c6748fbf43d0b02 /tools
parent245d65b6e503f3a159cffb3392ac3b2c25606d8e (diff)
Validate dtc is new enough
Subsequent patches assume that dtc supports various recent features. These are available in dtc 1.4.0. Validate that dtc is at least that version. Signed-off-by: Stephen Warren <swarren@nvidia.com> Acked-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'tools')
-rwxr-xr-xtools/dtc-version.sh20
1 files changed, 20 insertions, 0 deletions
diff --git a/tools/dtc-version.sh b/tools/dtc-version.sh
new file mode 100755
index 00000000000..e8c94d390ba
--- /dev/null
+++ b/tools/dtc-version.sh
@@ -0,0 +1,20 @@
+#!/bin/sh
+#
+# dtc-version dtc-command
+#
+# Prints the dtc version of `dtc-command' in a canonical 4-digit form
+# such as `0222' for binutils 2.22
+#
+
+dtc="$*"
+
+if [ ${#dtc} -eq 0 ]; then
+ echo "Error: No dtc command specified."
+ printf "Usage:\n\t$0 <dtc-command>\n"
+ exit 1
+fi
+
+MAJOR=$($dtc -v | head -1 | awk '{print $NF}' | cut -d . -f 1)
+MINOR=$($dtc -v | head -1 | awk '{print $NF}' | cut -d . -f 2)
+
+printf "%02d%02d\\n" $MAJOR $MINOR