50 lines
899 B
Plaintext
50 lines
899 B
Plaintext
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addto_CPPFLAGS() {
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local f
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for f; do
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case " $CPPFLAGS " in
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*\ $f\ *) ;;
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*) CPPFLAGS="$CPPFLAGS $f" ;;
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esac
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done
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}
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realdirpath() {
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[ -z "$1" ] && return 1
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(cd "$1" 2>/dev/null && pwd)
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if test $? -ne 0; then
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return 1
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else
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return 0
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fi
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}
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for d in . .. ../.. ../../..; do
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if test -e "$srcdir/$d/configure.cygwin"; then
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winsup_srcdir=$(realdirpath "$srcdir/$d")
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break
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fi
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done
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if test -z "$winsup_srcdir"; then
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echo "cannot find directory containing configure.cygwin" 1>&2
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exit 1
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fi
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case "$srcdir" in
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*/newlib*) lookfor=newlib ;;
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*/winsup*) lookfor=winsup ;;
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*) lookfor=. ;;
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esac
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for d in . .. ../.. ../../..; do
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if test -d "$d/$lookfor"; then
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target_builddir=$(realdirpath "$d")
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break
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fi
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done
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if test -z "$target_builddir"; then
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echo "cannot determine top build dir, looking for $lookfor" 1>&2
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exit 1
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fi
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