diff options
| author | Mike Frysinger <vapier@gentoo.org> | 2006-02-14 01:02:26 +0000 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2006-02-14 01:02:26 +0000 |
| commit | 2525195d77d4ab4be720a077d1e30c6a3d8d7a84 (patch) | |
| tree | 2b0a36008e182161474cf6ee35b4992181e23ef2 /ldso/libdl/libdl.c | |
| parent | 7f7444e68d69f90fd36bfc8488de7b183d998236 (diff) | |
after much deliberation, may i present Joseph S. Myers patch to add support for .init and .fini array processing
for the gory details, see the mailing list:
http://www.uclibc.org/lists/uclibc/2006-January/014079.html
http://www.uclibc.org/lists/uclibc/2006-February/014285.html
Diffstat (limited to 'ldso/libdl/libdl.c')
| -rw-r--r-- | ldso/libdl/libdl.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/ldso/libdl/libdl.c b/ldso/libdl/libdl.c index 14af827a6..c1a8c247e 100644 --- a/ldso/libdl/libdl.c +++ b/ldso/libdl/libdl.c @@ -51,6 +51,8 @@ extern struct elf_resolve *_dl_loaded_modules; extern struct r_debug *_dl_debug_addr; extern unsigned long _dl_error_number; extern void *(*_dl_malloc_function)(size_t); +extern void _dl_run_init_array(struct elf_resolve *); +extern void _dl_run_fini_array(struct elf_resolve *); #ifdef __LDSO_CACHE_SUPPORT__ int _dl_map_cache(void); int _dl_unmap_cache(void); @@ -383,6 +385,8 @@ void *dlopen(const char *libname, int flag) (*dl_elf_func) (); } } + + _dl_run_init_array(tpnt); } #endif /* SHARED */ @@ -498,13 +502,21 @@ static int do_dlclose(void *vhandle, int need_fini) for (j = 0; j < handle->init_fini.nlist; ++j) { tpnt = handle->init_fini.init_fini[j]; if (--tpnt->usage_count == 0) { - if (tpnt->dynamic_info[DT_FINI] && need_fini && + if ((tpnt->dynamic_info[DT_FINI] + || tpnt->dynamic_info[DT_FINI_ARRAY]) + && need_fini && !(tpnt->init_flag & FINI_FUNCS_CALLED)) { tpnt->init_flag |= FINI_FUNCS_CALLED; - dl_elf_fini = (int (*)(void)) (tpnt->loadaddr + tpnt->dynamic_info[DT_FINI]); - _dl_if_debug_print("running dtors for library %s at '%p'\n", - tpnt->libname, dl_elf_fini); - (*dl_elf_fini) (); +#ifdef SHARED + _dl_run_fini_array(tpnt); +#endif + + if (tpnt->dynamic_info[DT_FINI]) { + dl_elf_fini = (int (*)(void)) (tpnt->loadaddr + tpnt->dynamic_info[DT_FINI]); + _dl_if_debug_print("running dtors for library %s at '%p'\n", + tpnt->libname, dl_elf_fini); + (*dl_elf_fini) (); + } } _dl_if_debug_print("unmapping: %s\n", tpnt->libname); |