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authorMarcus Shawcroft <marcus.shawcroft@linaro.org>2012-11-29 10:11:44 +0000
committerMarcus Shawcroft <marcus.shawcroft@linaro.org>2012-11-29 10:38:49 +0000
commit8d953369efe439d2064e78ad318f337ff9fac515 (patch)
tree79dde60d3ecd9dfd52871de32b9549e134f5bca5 /ports
parent06b313bf04eef2d7dbf60f1d6d440e76754181e9 (diff)
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aarch64: Use FLAG_AARCH64_LIB64 ldconfig cache tag.
Use the new FLAG_AARCH64_LIB64 ldconfig cache tag for AArch64,
similarly to the way tags are handled for other architectures.

Signed-off-by: Steve McIntyre <steve.mcintyre@linaro.org>
Reviewed-by: Carlos O'Donell  <carlos@systemhalted.org>
Signed-off-by: Marcus Shawcroft <marcus.shawcroft@linaro.org>
Diffstat (limited to 'ports')
-rw-r--r--ports/ChangeLog.aarch644
-rw-r--r--ports/sysdeps/unix/sysv/linux/aarch64/dl-cache.h45
2 files changed, 49 insertions, 0 deletions
diff --git a/ports/ChangeLog.aarch64 b/ports/ChangeLog.aarch64
index e0ec344cb5..eac41e5012 100644
--- a/ports/ChangeLog.aarch64
+++ b/ports/ChangeLog.aarch64
@@ -1,3 +1,7 @@
+2012-11-29  Steve McIntyre <steve.mcintyre@linaro.org>
+
+	* sysdeps/unix/sysv/linux/aarch64/dl-cache.h: New file.
+
 2012-11-22  Marcus Shawcroft  <marcus.shawcroft@linaro.org>
 
 	* sysdeps/aarch64/libm-test-ulps: Regenerate.
diff --git a/ports/sysdeps/unix/sysv/linux/aarch64/dl-cache.h b/ports/sysdeps/unix/sysv/linux/aarch64/dl-cache.h
new file mode 100644
index 0000000000..1aa1a84afe
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/aarch64/dl-cache.h
@@ -0,0 +1,45 @@
+/* Support for reading /etc/ld.so.cache files written by Linux ldconfig.
+   Copyright (C) 2003-2012 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
+   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.
+
+   The GNU C Library 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 the GNU C Library.  If not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <ldconfig.h>
+
+#define _DL_CACHE_DEFAULT_ID    (FLAG_AARCH64_LIB64 | FLAG_ELF_LIBC6)
+
+#define _dl_cache_check_flags(flags)                    \
+  ((flags) == _DL_CACHE_DEFAULT_ID)
+
+#define add_system_dir(dir) \
+  do								\
+    {								\
+      size_t len = strlen (dir);				\
+      char path[len + 3];					\
+      memcpy (path, dir, len + 1);				\
+      if (len >= 6 && ! memcmp (path + len - 6, "/lib64", 6))	\
+	{							\
+	  len -= 2;						\
+	  path[len] = '\0';					\
+	}							\
+      add_dir (path);						\
+      if (len >= 4 && ! memcmp (path + len - 4, "/lib", 4))	\
+	{							\
+	  memcpy (path + len, "64", 3);				\
+	  add_dir (path);					\
+	}							\
+    } while (0)
+
+#include_next <dl-cache.h>