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@@ -31,7 +31,12 @@ generate()
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# copy stdin to stdout
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cat
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# print everything after INSERT line
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- sed -n '/^INSERT$/ { :l; n; p; bl }' "${src}"
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+ sed -n '/^INSERT$/ {
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+ :l
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+ n
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+ p
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+ bl
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+ }' "${src}"
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} >"${dst}.tmp"
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if ! cmp -s "${dst}" "${dst}.tmp"; then
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gen "${dst}"
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@@ -52,7 +57,12 @@ sed -n 's@^//applet:@@p' "$srctree"/*/*.c "$srctree"/*/*/*.c \
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# We add line continuation backslash after each line,
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# and insert empty line before each line which doesn't start
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# with space or tab
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-sed -n -e 's@^//usage:\([ \t].*\)$@\1 \\@p' -e 's@^//usage:\([^ \t].*\)$@\n\1 \\@p' \
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+TAB="$(printf '\tX')"
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+TAB="${TAB%X}"
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+LF="$(printf '\nX')"
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+LF="${LF%X}"
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+sed -n -e 's@^//usage:\([ '"$TAB"'].*\)$@\1 \\@p' \
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+ -e 's@^//usage:\([^ '"$TAB"'].*\)$@\'"$LF"'\1 \\@p' \
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"$srctree"/*/*.c "$srctree"/*/*/*.c \
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| generate \
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"$srctree/include/usage.src.h" \
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