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rtld: use generated map file to check for some leaks from libc into rtld
(cherry picked from commit 5db5c6c87a
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@ -75,6 +75,25 @@ MAPFILE= ld-elf.so.1.map
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LDFLAGS+= -Wl,-Map=${MAPFILE} -Wl,--cref
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CLEANFILES+= ${MAPFILE}
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afterbuild:
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@if grep __libsys_interposing ${MAPFILE} >/dev/null ; then \
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echo "libsys_interposing leaked" 1>&2 ; \
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exit 1 ; \
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fi
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@if grep __libc_interposing ${MAPFILE} >/dev/null ; then \
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echo "libc_interposing leaked" 1>&2 ; \
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exit 1 ; \
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fi
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@if grep xlocale ${MAPFILE} >/dev/null ; then \
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echo "xlocale leaked" 1>&2 ; \
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exit 1 ; \
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fi
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@if grep fprintf ${MAPFILE} >/dev/null ; then \
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echo "stdio leaked" 1>&2 ; \
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exit 1 ; \
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fi
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# Since moving rtld-elf to /libexec, we need to create a symlink.
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# Fixup the existing binary that's there so we can symlink over it.
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beforeinstall:
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