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| author | Derrell Lipman <derrell@samba.org> | 2006-01-11 18:22:06 +0000 |
|---|---|---|
| committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 11:06:04 -0500 |
| commit | 673c3564885fdb57e8f99d64401ee81152134e54 (patch) | |
| tree | dafef7e582d5a6d278bc0fc6b80edfb3de1e8a26 /examples/libsmbclient/smbwrapper/wrapper.c | |
| parent | 19563e67447366364c75dbf79fff48a972669d40 (diff) | |
| download | samba-673c3564885fdb57e8f99d64401ee81152134e54.tar.gz samba-673c3564885fdb57e8f99d64401ee81152134e54.tar.xz samba-673c3564885fdb57e8f99d64401ee81152134e54.zip | |
r12852: r12150@cabra: derrell | 2006-01-11 13:21:14 -0500
Although RTLD_NEXT was not working properly a number of years ago, it seems to be now. Replace dlopen(/lib/libc...) with direct use of RTLD_NEXT
(This used to be commit 2b4866500640891fcb1ca7b24997df17f1b077cc)
Diffstat (limited to 'examples/libsmbclient/smbwrapper/wrapper.c')
| -rw-r--r-- | examples/libsmbclient/smbwrapper/wrapper.c | 45 |
1 files changed, 15 insertions, 30 deletions
diff --git a/examples/libsmbclient/smbwrapper/wrapper.c b/examples/libsmbclient/smbwrapper/wrapper.c index 12904c30737..e6f764c16d8 100644 --- a/examples/libsmbclient/smbwrapper/wrapper.c +++ b/examples/libsmbclient/smbwrapper/wrapper.c @@ -62,7 +62,14 @@ #include <dirent.h> #include <signal.h> #include <stdarg.h> +#ifdef __USE_GNU +# define SMBW_USE_GNU +#endif +#define __USE_GNU /* need this to have RTLD_NEXT defined */ #include <dlfcn.h> +#ifndef SMBW_USE_GNU +# undef __USE_GNU +#endif #include <errno.h> #include "libsmbclient.h" #include "bsd-strlfunc.h" @@ -131,7 +138,6 @@ void smbw_initialize(void) static void initialize(void) { - void *lib = NULL; int saved_errno; #if SMBW_DEBUG & 0x1 char *error; @@ -144,26 +150,18 @@ static void initialize(void) } initialized = 1; - if ((lib = dlopen("/lib/libc.so.6", RTLD_NOW | RTLD_GLOBAL)) == NULL) { -#ifdef RTLD_NEXT - lib = RTLD_NEXT; -#else - exit(1); -#endif - } - #if SMBW_DEBUG & 0x1 -# define GETSYM(symname, symstring) \ - if ((smbw_libc.symname = dlsym(lib, symstring)) == NULL) { \ - if (smbw_libc.write != NULL && \ - (error = dlerror()) != NULL) { \ - (* smbw_libc.write)(1, error, strlen(error)); \ - (* smbw_libc.write)(1, "\n", 1); \ - } \ +# define GETSYM(symname, symstring) \ + if ((smbw_libc.symname = dlsym(RTLD_NEXT, symstring)) == NULL) { \ + if (smbw_libc.write != NULL && \ + (error = dlerror()) != NULL) { \ + (* smbw_libc.write)(1, error, strlen(error)); \ + (* smbw_libc.write)(1, "\n", 1); \ + } \ } #else # define GETSYM(symname, symstring) \ - smbw_libc.symname = dlsym(lib, symstring); + smbw_libc.symname = dlsym(RTLD_NEXT, symstring); #endif /* @@ -265,19 +263,6 @@ static void initialize(void) GETSYM(_select, "_select"); GETSYM(__select, "__select"); -#ifdef RTLD_NEXT - if (lib != RTLD_NEXT) { - dlclose(lib); - } -#else - dlclose(lib); -#endif - - /* Ensure that the C library is immediately available */ - if ((lib = dlopen("/lib/libc.so.6", RTLD_NOW | RTLD_GLOBAL)) == NULL) { - exit(1); - } - #if SMBW_DEBUG & 4 { if ((debugFd = |