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authorUlrich Drepper <drepper@redhat.com>1999-05-14 00:22:24 +0000
committerUlrich Drepper <drepper@redhat.com>1999-05-14 00:22:24 +0000
commitd60d215c57261eb35e540fa13c04f6dc0957c476 (patch)
tree3cb67186a7f009cce81dd34870ae016617b9e4bb
parentc22ecc52699cbc60f83b2a7ab49cec5992d850cd (diff)
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Update.
1999-05-14 Ulrich Drepper <drepper@cygnus.com> * nss/getXXbyYY.c: Add free_mem function which disposes all statically allocated memory when debugging. * nss/getXXent.c: Likewise. * nss/nsswitch.c: Likewise.
-rw-r--r--ChangeLog7
-rw-r--r--nss/getXXbyYY.c15
-rw-r--r--nss/getXXent.c17
-rw-r--r--nss/nsswitch.c59
-rw-r--r--sysdeps/gnu/getutmp.c3
5 files changed, 98 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog
index b0c755e..38c2bb8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+1999-05-14 Ulrich Drepper <drepper@cygnus.com>
+
+ * nss/getXXbyYY.c: Add free_mem function which disposes all
+ statically allocated memory when debugging.
+ * nss/getXXent.c: Likewise.
+ * nss/nsswitch.c: Likewise.
+
1999-05-13 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/gnu/getutmpx.c: New file.
diff --git a/nss/getXXbyYY.c b/nss/getXXbyYY.c
index 16f01de..15cdcba 100644
--- a/nss/getXXbyYY.c
+++ b/nss/getXXbyYY.c
@@ -72,11 +72,13 @@ extern int INTERNAL (REENTRANT_NAME) (ADD_PARAMS, LOOKUP_TYPE *resbuf,
/* We need to protect the dynamic buffer handling. */
__libc_lock_define_initialized (static, lock);
+/* This points to the static buffer used. */
+static char *buffer;
+
LOOKUP_TYPE *
FUNCTION_NAME (ADD_PARAMS)
{
- static char *buffer;
static size_t buffer_size;
static LOOKUP_TYPE resbuf;
LOOKUP_TYPE *result;
@@ -151,3 +153,14 @@ done:
return result;
}
+
+
+/* Free all resources if necessary. */
+static void __attribute__ ((unused))
+free_mem (void)
+{
+ if (buffer != NULL)
+ free (buffer);
+}
+
+text_set_element (__libc_subfreeres, free_mem);
diff --git a/nss/getXXent.c b/nss/getXXent.c
index 491ab4d..e40d41b 100644
--- a/nss/getXXent.c
+++ b/nss/getXXent.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1999 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
@@ -62,11 +62,13 @@ extern int INTERNAL (REENTRANT_GETNAME) (LOOKUP_TYPE *resbuf, char *buffer,
/* We need to protect the dynamic buffer handling. */
__libc_lock_define_initialized (static, lock);
+/* This points to the static buffer used. */
+static char *buffer;
+
LOOKUP_TYPE *
GETFUNC_NAME (void)
{
- static char *buffer;
static size_t buffer_size;
static LOOKUP_TYPE resbuf;
LOOKUP_TYPE *result;
@@ -113,3 +115,14 @@ GETFUNC_NAME (void)
return result;
}
+
+
+/* Free all resources if necessary. */
+static void __attribute__ ((unused))
+free_mem (void)
+{
+ if (buffer != NULL)
+ free (buffer);
+}
+
+text_set_element (__libc_subfreeres, free_mem);
diff --git a/nss/nsswitch.c b/nss/nsswitch.c
index 241fa2c..8874b0c 100644
--- a/nss/nsswitch.c
+++ b/nss/nsswitch.c
@@ -753,3 +753,62 @@ nss_new_service (name_database *database, const char *name)
return *currentp;
}
+
+
+static void
+nothing (void *ptr __attribute__ ((unused)))
+{
+}
+
+
+/* Free all resources if necessary. */
+static void __attribute__ ((unused))
+free_mem (void)
+{
+ name_database *top = service_table;
+ name_database_entry *entry;
+ service_library *library;
+
+ if (top == NULL)
+ /* Maybe we have not read the nsswitch.conf file. */
+ return;
+
+ /* Don't disturb ongoing other threads (if there are any). */
+ service_table = NULL;
+
+ entry = top->entry;
+ while (entry != NULL)
+ {
+ name_database_entry *olde = entry;
+ service_user *service = entry->service;
+
+ while (service != NULL)
+ {
+ service_user *olds = service;
+
+ if (service->known != NULL)
+ __tdestroy (service->known, nothing);
+
+ service = service->next;
+ free (olds);
+ }
+
+ entry = entry->next;
+ free (olde);
+ }
+
+ library = top->library;
+ while (library != NULL)
+ {
+ service_library *oldl = library;
+
+ _dl_close (library->lib_handle);
+
+ library = library->next;
+ free (oldl);
+ }
+
+ free (top);
+}
+
+text_set_element (__libc_subfreeres, free_mem);
diff --git a/sysdeps/gnu/getutmp.c b/sysdeps/gnu/getutmp.c
index ab21863..2fe53bf 100644
--- a/sysdeps/gnu/getutmp.c
+++ b/sysdeps/gnu/getutmp.c
@@ -19,7 +19,10 @@
#include <assert.h>
#include <string.h>
#include <utmp.h>
+/* This is an ugly hack but we must not see the getutmpx declaration. */
+#define getutmpx XXXgetutmpx
#include <utmpx.h>
+#undef getutmpx
void
getutmp (const struct utmpx *utmpx, struct utmp *utmp)