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author | Mystery Man <unknown@mandriva.org> | 2003-10-29 16:07:11 +0000 |
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committer | Mystery Man <unknown@mandriva.org> | 2003-10-29 16:07:11 +0000 |
commit | fa40f30b4253b1e05c46cc5e0c111176825b7623 (patch) | |
tree | 76cf2d26c0ce0ee7c6a2c1a1a2b65bc4d8e33029 /mdk-stage1/dietlibc/libdl/dlclose.c | |
parent | 327bd24f8e4291bd1882de1990dd7339f781a9cb (diff) | |
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This commit was manufactured by cvs2svn to create tag 'Corpo_2_1_1'.Corpo_2_1_1
Diffstat (limited to 'mdk-stage1/dietlibc/libdl/dlclose.c')
-rw-r--r-- | mdk-stage1/dietlibc/libdl/dlclose.c | 40 |
1 files changed, 32 insertions, 8 deletions
diff --git a/mdk-stage1/dietlibc/libdl/dlclose.c b/mdk-stage1/dietlibc/libdl/dlclose.c index 384550c47..6fafedcf5 100644 --- a/mdk-stage1/dietlibc/libdl/dlclose.c +++ b/mdk-stage1/dietlibc/libdl/dlclose.c @@ -1,14 +1,38 @@ +#include <sys/mman.h> + #include "_dl_int.h" -int dlclose (void *handle) -{ - if (handle) { - struct _dl_handle *h = handle; - if (h->lnk_count) { - --h->lnk_count; - return -1; +static void dec_referenced_libs(struct _dl_handle*dh) { + Elf_Dyn* dyn_tab=dh->dynamic; + int i; + for(i=0;dyn_tab[i].d_tag;i++) { + if (dyn_tab[i].d_tag==DT_NEEDED) { + char *lib_name=dh->dyn_str_tab+dyn_tab[i].d_un.d_val; +#ifdef DEBUG + pf(__FUNCTION__); pf(": lib: "); pf(lib_name); pf("\n"); +#endif + dlclose(_dl_find_lib(lib_name)); } - if (munmap(h->mem_base,h->mem_size)!=0) return -1; + } +} + +int dlclose(void*handle) { + _dl_error_location="dlclose"; + if (handle) { + struct _dl_handle*dh=handle; + if (--(dh->lnk_count)) return 0; /* not yet unreferenced */ + +#ifdef DEBUG + pf(__FUNCTION__); pf(": "); pf(dh->name); pf("\n"); +#endif + if (dh->fini) dh->fini(); + dec_referenced_libs(dh); +#ifdef __DIET_LD_SO__ + if (_dl_sys_munmap(dh->mem_base,dh->mem_size)<0) return -1; +#else + if (munmap(dh->mem_base,dh->mem_size)==-1) return -1; +#endif + _dl_free_handle(handle); } return 0; } |