59 lines
1.1 KiB
Bash
59 lines
1.1 KiB
Bash
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#!/bin/sh
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# $d must have a trailing slash $(dir file) in GNU Make
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f="$1"
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d="$2"
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x="$3"
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if test -z "$O"; then
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echo '$O= not defined or not a directory' >&2
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exit 1
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fi
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test -d "$O/$d" || "$SHELL" ./bs/mkdir_p.sh "$O/$d"
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t="$O/t.$$.d"
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depmode=
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out=
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if test -e "$O/depmode"; then
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. "$O/depmode"
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fi
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case "$depmode" in
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mm)
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$CC -MM $CPPFLAGS $CFLAGS "$f" > "$t" 2>/dev/null
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;;
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m)
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$CC -M $CPPFLAGS $CFLAGS "$f" > "$t" 2>/dev/null
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;;
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none)
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echo "$O/$f: $f $HDR_DEP_HACK" | sed -e 's#c:#o:#' > "$x"+
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;;
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*)
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# detect our depmode
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# -MM is gcc-specific...
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$CC -MM $CPPFLAGS $CFLAGS "$f" > "$t" 2>/dev/null
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if test $? -eq 0; then
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depmode=mm
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else
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# ok, maybe -M is supported...
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$CC -M $CPPFLAGS $CFLAGS "$f" \
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> "$t" 2>/dev/null
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if test $? -eq 0; then
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depmode=m
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else
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depmode=none
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# don't guess, fudge the dependencies by using
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# all headers
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echo "$O/$f: $f $HDR_DEP_HACK" \
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| sed -e 's#c:#o:#' > "$x"+
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fi
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fi
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echo "depmode=$depmode" > "$O/depmode"
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;;
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esac
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case "$depmode" in
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m|mm)
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sed -e 's#.c$#.o#' -e "1s#^#$O/$d&#" < "$t" > "$x"+
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;;
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esac
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rm -f "$t"
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exec mv "$x"+ "$x"
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