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authorRené Schümann <white06tiger@gmail.com>2015-03-20 12:32:29 +0000
committerRené Schümann <white06tiger@gmail.com>2015-03-20 12:32:29 +0000
commit539705d58fc39a28388ff18c695dd406f4ffd1d9 (patch)
tree51db7a37a66c09f41734ba5573d972aae9f30d71 /plugins/MirOTR/Libgpg-error/gen-posix-lock-obj.c
parent90171f125f36488dc08f5cfe0b0d4b78d995f08d (diff)
MirOTR: Libgcrypt and Libgpg-error update
Libgcrypt 1.4.6 => 1.6.3 Libgpg-error 1.9 => 1.18 git-svn-id: http://svn.miranda-ng.org/main/trunk@12449 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Diffstat (limited to 'plugins/MirOTR/Libgpg-error/gen-posix-lock-obj.c')
-rw-r--r--plugins/MirOTR/Libgpg-error/gen-posix-lock-obj.c131
1 files changed, 131 insertions, 0 deletions
diff --git a/plugins/MirOTR/Libgpg-error/gen-posix-lock-obj.c b/plugins/MirOTR/Libgpg-error/gen-posix-lock-obj.c
new file mode 100644
index 0000000000..d2bc645947
--- /dev/null
+++ b/plugins/MirOTR/Libgpg-error/gen-posix-lock-obj.c
@@ -0,0 +1,131 @@
+/* gen-posix-lock-obj.c - Build tool to construct the lock object.
+ Copyright (C) 2014 g10 Code GmbH
+
+ This file is part of libgpg-error.
+
+ libgpg-error is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public License
+ as published by the Free Software Foundation; either version 2.1 of
+ the License, or (at your option) any later version.
+
+ libgpg-error is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#ifdef HAVE_W32_SYSTEM
+# error This module may not be build for Windows.
+#endif
+
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <errno.h>
+#include <pthread.h>
+
+#include "posix-lock-obj.h"
+
+#define PGM "gen-posix-lock-obj"
+
+/* Check that configure did its job. */
+#if SIZEOF_PTHREAD_MUTEX_T < 4
+# error sizeof pthread_mutex_t is not known.
+#endif
+
+/* Special requirements for certain platforms. */
+#if defined(__hppa__) && defined(__linux__)
+# define USE_16BYTE_ALIGNMENT 1
+#else
+# define USE_16BYTE_ALIGNMENT 0
+#endif
+
+
+#if USE_16BYTE_ALIGNMENT && !HAVE_GCC_ATTRIBUTE_ALIGNED
+# error compiler is not able to enforce a 16 byte alignment
+#endif
+
+
+static pthread_mutex_t mtx = PTHREAD_MUTEX_INITIALIZER;
+
+
+int
+main (void)
+{
+ unsigned char *p;
+ int i;
+ struct {
+ pthread_mutex_t mtx;
+ long vers;
+ } dummyobj;
+
+ if (sizeof mtx != SIZEOF_PTHREAD_MUTEX_T)
+ {
+ fprintf (stderr, PGM ": pthread_mutex_t mismatch\n");
+ exit (1);
+ }
+
+ if (sizeof (dummyobj) != sizeof (_gpgrt_lock_t))
+ {
+ fprintf (stderr, PGM ": internal and external lock object mismatch\n");
+ exit (1);
+ }
+
+ /* To force a probably suitable alignment of the structure we use a
+ union and include a long and a pointer to a long. */
+ printf ("## lock-obj-pub.%s.h\n"
+ "## File created by " PGM " - DO NOT EDIT\n"
+ "## To be included by mkheader into gpg-error.h\n"
+ "\n"
+ "typedef struct\n"
+ "{\n"
+ " long _vers;\n"
+ " union {\n"
+ " volatile char _priv[%d];\n"
+ "%s"
+ " long _x_align;\n"
+ " long *_xp_align;\n"
+ " } u;\n"
+ "} gpgrt_lock_t;\n"
+ "\n"
+ "#define GPGRT_LOCK_INITIALIZER {%d,{{",
+ HOST_TRIPLET_STRING,
+ SIZEOF_PTHREAD_MUTEX_T,
+#if USE_16BYTE_ALIGNMENT
+ " int _x16_align __attribute__ ((aligned (16)));\n",
+#else
+ "",
+#endif
+ LOCK_ABI_VERSION);
+ p = (unsigned char *)&mtx;
+ for (i=0; i < sizeof mtx; i++)
+ {
+ if (i && !(i % 8))
+ printf (" \\\n%*s", 36, "");
+ printf ("%u", p[i]);
+ if (i < sizeof mtx - 1)
+ putchar (',');
+ }
+ fputs ("}}}\n"
+ "##\n"
+ "## Loc" "al Variables:\n"
+ "## mode: c\n"
+ "## buffer-read-only: t\n"
+ "## End:\n"
+ "##\n", stdout);
+
+ if (ferror (stdout))
+ {
+ fprintf (stderr, PGM ": error writing to stdout: %s\n", strerror (errno));
+ return 1;
+ }
+
+ return 0;
+}