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AUTOMAKE_OPTIONS = dist-bzip2 no-dist-gzip
EXTRA_DIST = sandbox.bashrc canonicalize.c libctest.c symbols.in
CLEANFILES = symbols.h
AM_CPPFLAGS = -D_GNU_SOURCE -DPIC -fPIC -D_REENTRANT \
-DLIBC_VERSION=\"$(LIBC_VERSION)\" \
-DLIBSANDBOX_PATH=\"$(libdir)\" \
-DSANDBOX_BASHRC_PATH=\"$(pkgdatadir)\"
dist_pkgdata_DATA = sandbox.bashrc
lib_LTLIBRARIES = libsandbox.la
libsandbox_la_SOURCES = libsandbox.c localdecls.h
# Do not add -nostdlib or -nostartfiles, as then our constructor
# and destructor will not be executed ...
libsandbox_la_LDFLAGS = -nodefaultlibs -lc -ldl
# We need -fexceptions here, else we do not catch exceptions
# (nptl/tst-cancelx4.c in glibc among others fails for wrapped functions).
libsandbox_la_CFLAGS = -fexceptions
bin_PROGRAMS = sandbox
sandbox_SOURCES = sandbox.c sandbox.h sandbox_futils.c getcwd.c
sandbox_CFLAGS = -DOUTSIDE_LIBSANDBOX
libsandbox.c: symbols.h
# Basically generates symbols.h from the function names in symbols.in.
# Not sure if we can count on the latest version the only symbol
# countaining '@@' ...
symbols.h: symbols.in
@echo "Generating $@"; \
if [ ! -e "$(LIBC_PATH)" ]; then\
echo -e "\n*** Cannot find $(LIBC_PATH)!\n"; \
exit 1; \
fi; \
echo "#ifndef __symbol_h" > $@; \
echo -e "#define __symbol_h\n" >> $@; \
for x in `cat $^`; do \
sym=`readelf -s "$(LIBC_PATH)" 2>/dev/null | \
awk '{ print $$8 }' | \
grep "^$${x}@@" | \
sort -u | \
cut -d'@' -f3`; \
echo "#define symname_$${x} \"$${x}\"" >> $@; \
if [ -n "$${sym}" ]; then \
echo "#define symver_$${x} \"$${sym}\"" >> $@; \
else \
echo "#define symver_$${x} NULL" >> $@; \
fi; \
done; \
echo -e "\n#endif /* __symbol_h */" >> $@
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