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Subject[PATCH 1/3] Documentation/features: Add script that refreshes the arch support status files in place
Date
Suggested-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Andrea Parri <andrea.parri@amarulasolutions.com>
---
Documentation/features/scripts/features-refresh.sh | 55 ++++++++++++++++++++++
1 file changed, 55 insertions(+)
create mode 100755 Documentation/features/scripts/features-refresh.sh

diff --git a/Documentation/features/scripts/features-refresh.sh b/Documentation/features/scripts/features-refresh.sh
new file mode 100755
index 0000000000000..ae3e9d5d3f262
--- /dev/null
+++ b/Documentation/features/scripts/features-refresh.sh
@@ -0,0 +1,55 @@
+#
+# Small script that refreshes the kernel feature support status in place.
+#
+
+for F_FILE in Documentation/features/*/*/arch-support.txt; do
+ K=$(grep "^# Kconfig:" "$F_FILE" | cut -c26-)
+ K_VALID="false" # K is 'valid' iff there exists a Kconfig file
+ # (for some arch) containing K.
+
+ for ARCH_DIR in arch/*/; do
+ K_FILES=$(find $ARCH_DIR -name "Kconfig*")
+
+ K_GREP=$(grep "$K" $K_FILES)
+ if [ ! -z "$K_GREP" ]; then
+ K_VALID="true"
+ break
+ fi
+ done
+
+ if [ "$K_VALID" = "false" ]; then
+ printf "WARNING: '%s' is not a valid Kconfig\n" "$K"
+ fi
+
+ T_FILE="$F_FILE.tmp"
+
+ grep "^#" $F_FILE > $T_FILE
+ echo " -----------------------" >> $T_FILE
+ echo " | arch |status|" >> $T_FILE
+ echo " -----------------------" >> $T_FILE
+
+ for ARCH_DIR in arch/*/; do
+ ARCH=$(echo $ARCH_DIR | sed -e 's/arch//g' | sed -e 's/\///g')
+ K_FILES=$(find $ARCH_DIR -name "Kconfig*")
+
+ K_GREP=$(grep "$K" $K_FILES)
+ if [ ! -z "$K_GREP" ]; then
+ # K is 'supported by a given arch', if there exists
+ # a Kconfig file for this arch containing K.
+ printf " |%12s: | ok |\n" "$ARCH" >> $T_FILE
+ else
+ # ... Otherwise: Keep the original status (if any);
+ # default to "not yet supported".
+ S=$(grep -v "^#" "$F_FILE" | grep " $ARCH:")
+ if [ ! -z "$S" ]; then
+ echo "$S" >> $T_FILE
+ else
+ printf " |%12s: | TODO |\n" "$ARCH" \
+ >> $T_FILE
+ fi
+ fi
+ done
+
+ echo " -----------------------" >> $T_FILE
+ mv $T_FILE $F_FILE
+done
--
2.7.4
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