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Log dlopen() / dlsym() failures at the debug level (perforce change 9760)

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This commit is contained in:
Dag-Erling Smørgrav 2002-04-16 21:35:53 +00:00
parent bdcb69e2b5
commit 193cf419da
1 changed files with 8 additions and 2 deletions
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10
contrib/openpam/lib/openpam_dynamic.c
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@ -31,7 +31,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* $P4: //depot/projects/openpam/lib/openpam_dynamic.c#3 $ * $P4: //depot/projects/openpam/lib/openpam_dynamic.c#4 $
*/ */
#include <dlfcn.h> #include <dlfcn.h>
@ -64,8 +64,10 @@ openpam_dynamic(const char *path)
if (asprintf(&vpath, "%s.%d", path, LIB_MAJ) == -1) if (asprintf(&vpath, "%s.%d", path, LIB_MAJ) == -1)
goto buf_err; goto buf_err;
if ((dlh = dlopen(vpath, RTLD_NOW)) == NULL) { if ((dlh = dlopen(vpath, RTLD_NOW)) == NULL) {
openpam_log(PAM_LOG_DEBUG, "%s: %s", vpath, dlerror());
*strrchr(vpath, '.') = '\0'; *strrchr(vpath, '.') = '\0';
if ((dlh = dlopen(vpath, RTLD_NOW)) == NULL) { if ((dlh = dlopen(vpath, RTLD_NOW)) == NULL) {
openpam_log(PAM_LOG_DEBUG, "%s: %s", vpath, dlerror());
free(module); free(module);
return (NULL); return (NULL);
} }
@ -74,8 +76,12 @@ openpam_dynamic(const char *path)
if ((module->path = strdup(path)) == NULL) if ((module->path = strdup(path)) == NULL)
goto buf_err; goto buf_err;
module->dlh = dlh; module->dlh = dlh;
for (i = 0; i < PAM_NUM_PRIMITIVES; ++i) for (i = 0; i < PAM_NUM_PRIMITIVES; ++i) {
module->func[i] = dlsym(dlh, _pam_sm_func_name[i]); module->func[i] = dlsym(dlh, _pam_sm_func_name[i]);
if (module->func[i] == NULL)
openpam_log(PAM_LOG_DEBUG, "%s: %s(): %s",
vpath, _pam_sm_func_name[i], dlerror());
}
return (module); return (module);
buf_err: buf_err:
openpam_log(PAM_LOG_ERROR, "%m"); openpam_log(PAM_LOG_ERROR, "%m");