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54 lines
1.7 KiB
54 lines
1.7 KiB
14 years ago
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# --- SDE-COPYRIGHT-NOTE-BEGIN ---
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# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
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#
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# Filename: package/.../tcp_wrappers/0021-tcp_wrappers-7.6-restore-sigalarm.patch
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# Copyright (C) 2011 The OpenSDE Project
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#
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# More information can be found in the files COPYING and README.
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#
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# This patch file is dual-licensed. It is available under the license the
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# patched project is licensed under, as long as it is an OpenSource license
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# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
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# of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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# --- SDE-COPYRIGHT-NOTE-END ---
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diff -ruN tcp_wrappers_7.6.orig/rfc931.c tcp_wrappers_7.6/rfc931.c
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--- tcp_wrappers_7.6.orig/rfc931.c 2004-08-29 18:40:08.000000000 +0200
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+++ tcp_wrappers_7.6/rfc931.c 2004-08-29 18:40:02.000000000 +0200
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@@ -92,6 +92,8 @@
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char *cp;
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char *result = unknown;
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FILE *fp;
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+ unsigned saved_timeout;
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+ struct sigaction nact, oact;
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#ifdef INET6
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/* address family must be the same */
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@@ -134,7 +136,12 @@
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*/
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if (setjmp(timebuf) == 0) {
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- signal(SIGALRM, timeout);
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+ /* Save SIGALRM timer and handler. Sudheer Abdul-Salam, SUN. */
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+ saved_timeout = alarm(0);
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+ nact.sa_handler = timeout;
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+ nact.sa_flags = 0;
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+ (void) sigemptyset(&nact.sa_mask);
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+ (void) sigaction(SIGALRM, &nact, &oact);
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alarm(rfc931_timeout);
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/*
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@@ -223,6 +230,10 @@
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}
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alarm(0);
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}
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+ /* Restore SIGALRM timer and handler. Sudheer Abdul-Salam, SUN. */
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+ (void) sigaction(SIGALRM, &oact, NULL);
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+ if (saved_timeout > 0)
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+ alarm(saved_timeout);
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fclose(fp);
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}
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STRN_CPY(dest, result, STRING_LENGTH);
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