#!/bin/sh -p
DIR=/var/tmp/dtest.$$
mkdir $DIR
cd $DIR
cat > Makefile <<EOF
all: main livelib.so deadlib.so
main: main.o prov.o
cc -o main main.o
main.o: main.c
cc -c main.c
livelib.so: livelib.o prov.o
cc -z defs -G -o livelib.so livelib.o prov.o -lc
livelib.o: livelib.c prov.h
cc -c livelib.c
prov.o: livelib.o prov.d
dtrace -G -s prov.d livelib.o
prov.h: prov.d
dtrace -h -s prov.d
deadlib.so: deadlib.o
cc -z defs -G -o deadlib.so deadlib.o -lc
deadlib.o: deadlib.c
cc -c deadlib.c
clean:
rm -f main.o livelib.o prov.o prov.h deadlib.o
clobber: clean
rm -f main livelib.so deadlib.so
EOF
cat > prov.d <<EOF
provider test_prov {
probe go();
};
EOF
cat > livelib.c <<EOF
void
go(void)
{
TEST_PROV_GO();
}
EOF
cat > deadlib.c <<EOF
void
go(void)
{
}
EOF
cat > main.c <<EOF
int
main(int argc, char **argv)
{
void *live, *dead;
void *go;
if ((live = dlopen("./livelib.so", RTLD_LAZY | RTLD_LOCAL)) == NULL) {
printf("dlopen of livelib.so failed: %s\n", dlerror());
return (1);
}
(void) dlclose(live);
if ((dead = dlopen("./deadlib.so", RTLD_LAZY | RTLD_LOCAL)) == NULL) {
printf("dlopen of deadlib.so failed: %s\n", dlerror());
return (1);
}
if ((live = dlopen("./livelib.so", RTLD_LAZY | RTLD_LOCAL)) == NULL) {
printf("dlopen of livelib.so failed: %s\n", dlerror());
return (1);
}
if ((go = dlsym(live, "go")) == NULL) {
printf("failed to lookup 'go' in livelib.so\n");
return (1);
}
((void (*)(void))go)();
return (0);
}
EOF
/usr/ccs/bin/make > /dev/null
if [ $? -ne 0 ]; then
print -u2 "failed to build"
exit 1
fi
script() {
dtrace -w -c ./main -Zqs /dev/stdin <<EOF
test_prov*:::
{
printf("%s:%s:%s\n", probemod, probefunc, probename);
}
EOF
}
script
status=$?
cd /
/usr/bin/rm -rf $DIR
exit $status