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* dlfcn/dlerror.c (struct dl_action_result): Add objname member.
	(dlerror): Add objname to asprintf() parameters.
	(_dl_error_run): Pass new parameter to _dl_catch_error.
This commit is contained in:
Ulrich Drepper 2000-06-10 04:06:58 +00:00
parent 8e17ea5817
commit 04470dc03e
2 changed files with 16 additions and 9 deletions
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3
ChangeLog
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@ -11,6 +11,9 @@
place pointed to.
* include/dlfcn.h: Adjust _dl_catch_error prototype.
* sysdeps/generic/ldsodefs.h: Adjust _dl_signal_error prototype.
* dlfcn/dlerror.c (struct dl_action_result): Add objname member.
(dlerror): Add objname to asprintf() parameters.
(_dl_error_run): Pass new parameter to _dl_catch_error.
* elf/dl-libc.c (dlerror_run): Pass new parameter to _dl_catch_error.
* elf/dl-open.c (_dl_open): Likewise.
* elf/rtld.c (dl_main): Likewise.

22
dlfcn/dlerror.c
View File

@ -1,5 +1,5 @@
/* Return error detail for failing <dlfcn.h> functions.
Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
Copyright (C) 1995, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -18,6 +18,7 @@
Boston, MA 02111-1307, USA. */
#include <dlfcn.h>
#include <libintl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@ -28,7 +29,8 @@ struct dl_action_result
{
int errcode;
int returned;
char *errstring;
const char *objname;
const char *errstring;
};
static struct dl_action_result last_result;
static struct dl_action_result *static_buf;
@ -59,20 +61,21 @@ dlerror (void)
/* We can now free the string. */
if (result->errstring != NULL)
{
free (result->errstring);
free ((char *) result->errstring);
result->errstring = NULL;
}
buf = NULL;
}
else
{
buf = result->errstring;
buf = (char *) result->errstring;
if (result->errcode != 0
&& __asprintf (&buf, "%s: %s",
result->errstring, strerror (result->errcode)) != -1)
&& __asprintf (&buf, "%s: %s: %s",
result->objname, _(result->errstring),
strerror (result->errcode)) != -1)
{
/* We don't need the error string anymore. */
free (result->errstring);
free ((char *) result->errstring);
result->errstring = buf;
}
@ -119,9 +122,10 @@ _dlerror_run (void (*operate) (void *), void *args)
if (result->errstring != NULL)
/* Free the error string from the last failed command. This can
happen if `dlerror' was not run after an error was found. */
free (result->errstring);
free ((char *) result->errstring);
result->errcode = _dl_catch_error (&result->errstring, operate, args);
result->errcode = _dl_catch_error (&result->objname, &result->errstring,
operate, args);
/* If no error we mark that no error string is available. */
result->returned = result->errstring == NULL;