* [PATCH] SH linuxthreads: Fix cancellation for librt
@ 2004-07-14 13:54 Kaz Kojima
0 siblings, 0 replies; only message in thread
From: Kaz Kojima @ 2004-07-14 13:54 UTC (permalink / raw)
To: libc-hacker
Hi,
The appended patch defines missing stuff for cancellation in librt.
Without it, librt.so fails to build with 2.6.7 kernel headers.
Regards,
kaz
--
2004-07-14 Kaz Kojima <kkojima@rr.iij4u.or.jp>
* sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
(__local_multiple_threads): Define for librt.
(SINGLE_THREAD_P): Likewise.
diff -u3prN ORIG/libc/linuxthreads/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h LOCAL/libc/linuxthreads/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
--- ORIG/libc/linuxthreads/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h Mon Jul 5 11:14:03 2004
+++ LOCAL/libc/linuxthreads/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h Wed Jul 14 18:54:01 2004
@@ -99,6 +99,7 @@
# else
# define __local_enable_asynccancel __librt_enable_asynccancel
# define __local_disable_asynccancel __librt_disable_asynccancel
+# define __local_multiple_threads __librt_multiple_threads
# endif
# if defined IS_IN_librt && defined PIC
@@ -183,7 +184,8 @@ extern int __local_multiple_threads attr
1:
# else
-# define SINGLE_THREAD_P \
+# if !defined NOT_IN_libc || defined IS_IN_libpthread
+# define SINGLE_THREAD_P \
mov r12,r2; \
mov.l 0f,r12; \
mova 0f,r0; \
@@ -197,6 +199,23 @@ extern int __local_multiple_threads attr
0: .long _GLOBAL_OFFSET_TABLE_; \
1: .long __local_multiple_threads@GOTOFF; \
2:
+# else
+# define SINGLE_THREAD_P \
+ mov r12,r2; \
+ mov.l 0f,r12; \
+ mova 0f,r0; \
+ add r0,r12; \
+ mov.l 1f,r0; \
+ mov.l @(r0,r12),r0; \
+ mov.l @r0,r0; \
+ mov r2,r12; \
+ bra 2f; \
+ tst r0,r0; \
+ .align 2; \
+ 0: .long _GLOBAL_OFFSET_TABLE_; \
+ 1: .long __local_multiple_threads@GOT; \
+ 2:
+# endif
# endif
# endif
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2004-07-14 13:54 [PATCH] SH linuxthreads: Fix cancellation for librt Kaz Kojima
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