From: Oren Laadan <orenl@xxxxxxxxxxxxxxx>
Older versions of awk (mawk, specifically) do not understand
constructs like "[[:space:]]", "[[:digit:]] etc. Replace these with
"[ \t]", "[0-9]".
Cc: Matt Helsley <matthltc@xxxxxxxxxx>
Signed-off-by: Oren Laadan <orenl@xxxxxxxxxxxxxxx>
---
scripts/extract-headers.sh | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/scripts/extract-headers.sh b/scripts/extract-headers.sh
index 2de523b..b64e59c 100755
--- a/scripts/extract-headers.sh
+++ b/scripts/extract-headers.sh
@@ -49,7 +49,7 @@ if [ -z "${KERNELSRC}" -o '!' -d "${KERNELSRC}" ]; then
fi
# Match cpp includes
-INCLUDE_PRE_REGEX='#[[:space:]]*include[[:space:]]*\([<"]'
+INCLUDE_PRE_REGEX='#[ \t]*include[ \t]*\([<"]'
INCLUDE_FILE_REGEX='[^">]*'
INCLUDE_POST_REGEX='[">]\)'
@@ -84,7 +84,7 @@ function do_cpp ()
sed -e 's|'"${INCLUDE_REGEX}"'|/*#include \1*/|g' "${CPP_FILE}" | \
cpp -CC -P -U__KERNEL__ -undef -nostdinc -fdirectives-only -dDI "$@" | \
awk 'BEGIN { do_print = 0; }
- /#[[:space:]]*define '"${START_DEFINE}"'/ { do_print = 1; next; }
+ /#[ \t]*define '"${START_DEFINE}"'/ { do_print = 1; next; }
(do_print == 1) { print }' | \
cat -s | \
sed -e 's|/\*'"${INCLUDE_REGEX}"'\*/|#include \1|g' | \
@@ -144,7 +144,7 @@ echo '#endif /* _CHECKPOINT_CKPT_HDR_H_ */' >> "${OUTPUT_INCLUDES}/linux/checkpo
# We use ARCH_COND to break up architecture-specific sections of the header.
#
ARCH_COND='#if'
-REGEX='[[:space:]]*#[[:space:]]*define[[:space:]]+__NR_(checkpoint|restart|clone_with_pids)[[:space:]]+[[:digit:]]+'
+REGEX='[ \t]*#[ \t]*define[ \t]+__NR_(checkpoint|restart|clone_with_pids)[ \t]+[0-9]+'
cat - <<-EOFOE
/*
@@ -167,7 +167,7 @@ while read UNISTDH ; do
CPPARCH="$(karch_to_cpparch "${KARCH}" "${WORDBITS}")"
echo -e "${ARCH_COND} __${CPPARCH}__\\n"
grep -E "${REGEX}" "${UNISTDH}" | \
- sed -e 's/^[[:space:]]*#[[:space:]]*define[[:space:]]\+__NR_\([^[:space:]]\+\)[[:space:]]\+\([^[:space:]]\+\).*$/#\tifndef __NR_\1\n#\t\tdefine __NR_\1 \2\n#\tendif\n/'
+ sed -e 's/^[ \t]*#[ \t]*define[ \t]\+__NR_\([^ \t]\+\)[ \t]\+\([^ \t]\+\).*$/#\tifndef __NR_\1\n#\t\tdefine __NR_\1 \2\n#\tendif\n/'
ARCH_COND='#elif'
done
--
1.6.0.4
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