tests

Author: brenoguim

tests/Makefile.am

@@ -110,7 +110,7 @@ check_DATA = libbig-dynstr.debug
 # - with libtool, it is difficult to control options
 # - with libtool, it is not possible to compile convenience *dynamic* libraries :-(
 check_PROGRAMS += libfoo.so libfoo-scoped.so libbar.so libbar-scoped.so libsimple.so libbuildid.so libtoomanystrtab.so \
-                  phdr-corruption.so
+                  phdr-corruption.so many-syms-main libmany-syms.so
 
 libbuildid_so_SOURCES = simple.c
 libbuildid_so_LDFLAGS = $(LDFLAGS_sharedlib) -Wl,--build-id
@@ -138,6 +138,14 @@ too_many_strtab_SOURCES = too-many-strtab.c too-many-strtab2.s
 libtoomanystrtab_so_SOURCES = too-many-strtab.c too-many-strtab2.s
 libtoomanystrtab_so_LDFLAGS = $(LDFLAGS_sharedlib)
 
+many_syms_main_SOURCES = many-syms-main.c 
+many_syms_main_LDFLAGS = $(LDFLAGS_local) 
+many_syms_main_LDADD = -lmany-syms $(AM_LDADD)
+many_syms_main_DEPENDENCIES = libmany-syms.so
+many_syms_main_CFLAGS = -pie
+libmany_syms_so_SOURCES = many-syms.c
+libmany_syms_so_LDFLAGS = $(LDFLAGS_sharedlib)
+
 no_rpath_SOURCES = no-rpath.c
 # no -fpic for no-rpath.o
 no_rpath_CFLAGS =
@@ -149,3 +157,12 @@ contiguous_note_sections_CFLAGS = -pie
 phdr_corruption_so_SOURCES = void.c phdr-corruption.ld
 phdr_corruption_so_LDFLAGS = -nostdlib -shared -Wl,-T$(srcdir)/phdr-corruption.ld
 phdr_corruption_so_CFLAGS =
+
+many-syms.c:
+	i=1; while [ $$i -le 2000 ]; do echo "void f$$i() {};"; i=$$(($$i + 1)); done > $@
+
+many-syms-main.c:
+	echo "int main() {" > $@
+	i=1; while [ $$i -le 2000 ]; do echo "void f$$i(); f$$i();"; i=$$(($$i + 1)); done >> $@
+	echo "}" >> $@
+

tests/rename-dynamic-symbols.sh

@@ -5,13 +5,10 @@ PATCHELF=$(readlink -f "../src/patchelf")
 rm -rf ${SCRATCH}
 mkdir -p ${SCRATCH}
 
-# Use the c++ standard library used by patchelf for our testing
-# It helps exercising a large number of symbols, versioning and validate
-# the feature in a more real scenario
-full_lib_name=$(ldd ${PATCHELF} | awk '/ => / { print $3 }' | grep "c++" | head -n 1)
-echo "The library used in this test is: ${full_lib_name}"
+full_main_name="${PWD}/many-syms-main"
+full_lib_name="${PWD}/libmany-syms.so"
+chmod -w $full_lib_name $full_main_name
 
-lib_name="$(basename $full_lib_name)"
 suffix="_special_suffix"
 
 cd ${SCRATCH}
@@ -71,18 +68,17 @@ diff orig_rel map_rel_r > diff_orig_rel_map_rel_r || exit 1
 #    4. Run patchelf with the modified dependencies
 ###############################################################################
 
-# Create the map
+echo "# Create the map"
 list_symbols --defined-only $full_lib_name | cut -d@ -f1 | sort -u | awk "{printf \"%s %s${suffix}\n\",\$1,\$1}" > map
 
-# Copy all dependencies
+echo "# Copy all dependencies"
 mkdir env
 cd env
-patchelf_dependencies="$(ldd ${PATCHELF} | awk '/ => / { print $3 }')"
-cp ${PATCHELF} $patchelf_dependencies .
+cp $full_lib_name $full_main_name .
 
-# Apply renaming
+echo "# Apply renaming"
 chmod +w *
 ${PATCHELF} --rename-dynamic-symbols ../map *
 
-# Run the patched tool and libraries
-env LD_BIND_NOW=1 LD_LIBRARY_PATH=. ./patchelf --version
+echo "# Run the patched tool and libraries"
+env LD_BIND_NOW=1 LD_LIBRARY_PATH=${PWD} ./many-syms-main