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authorJames Clarke <jrtc27@jrtc27.com>2017-01-24 09:20:06 -0200
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2017-01-24 09:20:06 -0200
commit3e1b518550634792de13332edaab0ad722322c2b (patch)
tree0c1473d4c07e4d7178ae16354199ed30492a971f /ChangeLog
parentf3bef6a748097d02d196df247f7b292c7b83744c (diff)
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Bug 21053: sh: Reduce namespace pollution from sys/ucontext.h
The problem is basically that sys/ucontext.h is defining R0..R15
which happens to conflict with some packages like Firefox when
trying to build on SH.

The very same problem existed on arm back then [1] and it was fixed by
renaming R0..R15 to REG_R0..REG_R15.  This patch imploy a similar
strategy for SH.

Checked on sh4-linux-gnu with run-built-tests=no and I also got reports
that it fixes Firefox build on Debian sh4.

	* sysdeps/unix/sysv/linux/sh/sh3/ucontext_i.sym: Use new REG_R*
	constants instead of the old R* ones.
	* sysdeps/unix/sysv/linux/sh/sh4/ucontext_i.sym: Likewise.
	* sysdeps/unix/sysv/linux/sh/sys/ucontext.h (NGPREG): Rename...
	(NGREG): ... to this, to fit in with other architectures.
	(gpregset_t): Use new NGREG macro.
	[__USE_GNU]: Remove condition; all architectures other than tile
	are unconditional.
	(R*): Rename to REG_R*.
Diffstat (limited to 'ChangeLog')
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diff --git a/ChangeLog b/ChangeLog
index 1518c7f9ad..c7f3a1008b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,15 @@
+2017-01-24  James Clarke  <jrtc27@jrtc27.com>
+
+	* sysdeps/unix/sysv/linux/sh/sh3/ucontext_i.sym: Use new REG_R*
+	constants instead of the old R* ones.
+	* sysdeps/unix/sysv/linux/sh/sh4/ucontext_i.sym: Likewise.
+	* sysdeps/unix/sysv/linux/sh/sys/ucontext.h (NGPREG): Rename...
+	(NGREG): ... to this, to fit in with other architectures.
+	(gpregset_t): Use new NGREG macro.
+	[__USE_GNU]: Remove condition; all architectures other than tile
+	are unconditional.
+	(R*): Rename to REG_R*.
+
 2017-01-20  DJ Delorie  <dj@redhat.com>
 
 	* elf/dl-tunables.c (tunable_set_val_if_valid_range): Split into ...