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* iobuf.c (pop_filter): Make static.
* dotlock.c (destroy_dotlock): New. Remove the handle from the list of locks. (release_dotlock): Don't act if we don't have any locks at all. From Werner on stable branch.
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@ -1,3 +1,12 @@
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2004-09-30 David Shaw <dshaw@jabberwocky.com>
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* iobuf.c (pop_filter): Make static.
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* dotlock.c (destroy_dotlock): New. Remove the handle from the
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list of locks.
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(release_dotlock): Don't act if we don't have any locks at all.
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From Werner on stable branch.
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2004-09-10 David Shaw <dshaw@jabberwocky.com>
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* http.c (make_radix64_string, do_parse_uri, send_request): Add
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@ -1,5 +1,5 @@
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/* dotlock.c - dotfile locking
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* Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
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* Copyright (C) 1998, 1999, 2000, 2001, 2004 Free Software Foundation, Inc.
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*
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* This file is part of GnuPG.
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*
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@ -197,6 +197,45 @@ create_dotlock( const char *file_to_lock )
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return h;
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}
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void
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destroy_dotlock ( DOTLOCK h )
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{
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#if !defined (HAVE_DOSISH_SYSTEM)
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if ( h )
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{
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DOTLOCK hprev, htmp;
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/* First remove the handle from our global list of all locks. */
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for (hprev=NULL, htmp=all_lockfiles; htmp; hprev=htmp, htmp=htmp->next)
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if (htmp == h)
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{
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if (hprev)
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hprev->next = htmp->next;
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else
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all_lockfiles = htmp->next;
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h->next = NULL;
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break;
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}
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/* Second destroy the lock. */
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if (!h->disable)
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{
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if (h->locked && h->lockname)
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unlink (h->lockname);
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if (h->tname)
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unlink (h->tname);
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m_free (h->tname);
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m_free (h->lockname);
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}
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m_free(h);
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}
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#endif
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}
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static int
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maybe_deadlock( DOTLOCK h )
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{
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@ -317,9 +356,15 @@ release_dotlock( DOTLOCK h )
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#else
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int pid;
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if( h->disable ) {
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/* To avoid atexit race conditions we first check whether there
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are any locks left. It might happen that another atexit
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handler tries to release the lock while the atexit handler of
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this module already ran and thus H is undefined. */
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if(!all_lockfiles)
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return 0;
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if( h->disable )
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return 0;
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}
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if( !h->locked ) {
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log_debug("oops, `%s' is not locked\n", h->lockname );
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@ -407,14 +452,7 @@ remove_lockfiles()
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while( h ) {
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h2 = h->next;
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if( !h->disable ) {
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if( h->locked )
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unlink( h->lockname );
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unlink(h->tname);
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m_free(h->tname);
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m_free(h->lockname);
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}
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m_free(h);
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destroy_dotlock (h);
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h = h2;
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}
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#endif
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@ -1354,7 +1354,7 @@ iobuf_push_filter2( IOBUF a,
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/****************
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* Remove an i/o filter.
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*/
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int
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static int
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pop_filter( IOBUF a, int (*f)(void *opaque, int control,
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IOBUF chain, byte *buf, size_t *len), void *ov )
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{
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