build
foo.c
foo.rs
| -> % rustc foo.rs --lib -Z extra-debug-info | |
| -> % ls | |
| foo.c foo.rs libfoo-102129e09d96658-0.0.so | |
| -> % gcc foo.c -g -L. -lfoo-102129e09d96658-0.0 -o foo | |
| -> % LD_LIBRARY_PATH=. ./foo | |
| [1] 30770 segmentation fault LD_LIBRARY_PATH=. ./foo | |
| -> % LD_LIBRARY_PATH=. gdb ./foo | |
| GNU gdb (GDB) 7.4.1-debian | |
| Reading symbols from /tmp/foo...done. | |
| (gdb) r | |
| Starting program: /tmp/foo | |
| Program received signal SIGSEGV, Segmentation fault. | |
| 0x00007ffff7259ad6 in rt::crate_map::do_iter_crate_map::h6b1c6179b73ad9aU::v0.9$x2dpre () from /usr/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-6c65cf4b443341b1-0.9-pre.so | |
| (gdb) bt | |
| #0 0x00007ffff7259ad6 in rt::crate_map::do_iter_crate_map::h6b1c6179b73ad9aU::v0.9$x2dpre () from /usr/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-6c65cf4b443341b1-0.9-pre.so | |
| #1 0x00007ffff72592e1 in rt::crate_map::iter_crate_map::hbc873f29d5cd8e2eab::v0.9$x2dpre () from /usr/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-6c65cf4b443341b1-0.9-pre.so | |
| #2 0x00007ffff7259024 in rt::logging::update_log_settings::h96b0e2f2fcfa63baG::v0.9$x2dpre () from /usr/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-6c65cf4b443341b1-0.9-pre.so | |
| #3 0x00007ffff7261186 in rt::init::h37a1594521261df4a1::v0.9$x2dpre () from /usr/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-6c65cf4b443341b1-0.9-pre.so | |
| #4 0x00007ffff72081c8 in rt::start::h58116eb259fa490aR::v0.9$x2dpre () from /usr/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-6c65cf4b443341b1-0.9-pre.so | |
| #5 0x00007ffff7bd9b80 in foo::do_stuff () at foo.rs:7 | |
| #6 0x00007ffff7bd9af7 in do_stuff () from ./libfoo-102129e09d96658-0.0.so | |
| #7 0x00000000004006dc in main (argc=1, argv=0x7fffffffe7c8) at foo.c:5 |
| extern int do_stuff(int argc, char** argv); | |
| int main(int argc, char** argv) { | |
| do_stuff(argc, argv); | |
| return 0; | |
| } |
| #[link(name = "foo", vers = "0.0")]; | |
| extern mod std; | |
| #[no_mangle] | |
| pub extern fn do_stuff(argc: int, argv: **u8) -> int { | |
| std::rt::start(argc, argv, stuff) | |
| } | |
| fn stuff() { | |
| // stuff | |
| } |
