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GNU C Library master sources branch master updated. glibc-2.24-372-g001f81a

From: fw at sourceware dot org
To: glibc-cvs at sourceware dot org
Date: 15 Nov 2016 14:51:38 -0000
Subject: GNU C Library master sources branch master updated. glibc-2.24-372-g001f81a
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The branch, master has been updated
       via  001f81ad1e792dddd75aa8a6f9d1d9b0ba8dc16e (commit)
      from  0c95f51d84e8563b9e08d481b1a2b430a7ccbd0b (commit)

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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=001f81ad1e792dddd75aa8a6f9d1d9b0ba8dc16e

commit 001f81ad1e792dddd75aa8a6f9d1d9b0ba8dc16e
Author: Florian Weimer <fweimer@redhat.com>
Date:   Tue Nov 15 15:51:01 2016 +0100

    s390x: Add hidden definition for __sigsetjmp

diff --git a/ChangeLog b/ChangeLog
index 740d796..e88b760 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2016-11-15  Florian Weimer  <fweimer@redhat.com>
+
+	* sysdeps/s390/s390-64/setjmp.S (NEED_COMPAT_SYMBOLS): New macro.
+	(libc_hidden_def): Remove redefinition.
+	(__sigsetjmp): Add hidden definition.
+	* sysdeps/s390/s390-32/setjmp.S (NEED_COMPAT_SYMBOLS): New macro.
+	(libc_hidden_def): Remove redefinition.
+	(__sigsetjmp): Add hidden definition.
+
 2016-11-14  Joseph Myers  <joseph@codesourcery.com>
 
 	* scripts/build-many-glibcs.py (os.path): Do not import.
diff --git a/sysdeps/s390/s390-32/setjmp.S b/sysdeps/s390/s390-32/setjmp.S
index dbacb0f..9ed479b 100644
--- a/sysdeps/s390/s390-32/setjmp.S
+++ b/sysdeps/s390/s390-32/setjmp.S
@@ -24,17 +24,16 @@
 #include <shlib-compat.h>
 #include <stap-probe.h>
 
-#if !IS_IN (rtld)
-# if defined SHARED &&  SHLIB_COMPAT (libc, GLIBC_2_19, GLIBC_2_20)
-	/* we need a unique name in case of symbol versioning.  */
-#  define setjmp __v1setjmp
-#  define _setjmp __v1_setjmp
-#  define __sigsetjmp __v1__sigsetjmp
-
-#  undef libc_hidden_def
-#  define libc_hidden_def(name) strong_alias(_setjmp, __GI__setjmp)
-# endif /* if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_19, GLIBC_2_20)  */
-#endif /* !IS_IN (rtld)  */
+#if !IS_IN (rtld) && defined SHARED \
+  && SHLIB_COMPAT (libc, GLIBC_2_19, GLIBC_2_20)
+# define NEED_COMPAT_SYMBOLS 1
+/* We need a unique name in case of symbol versioning.  */
+# define setjmp __v1setjmp
+# define _setjmp __v1_setjmp
+# define __sigsetjmp __v1__sigsetjmp
+#else
+# define NEED_COMPAT_SYMBOLS 0
+#endif
 
 	/* We include the BSD entry points here as well.  */
 ENTRY (setjmp)
@@ -47,7 +46,11 @@ ENTRY(_setjmp)
 	lhi    %r3,0                /* second argument of zero */
 	j      .Linternal_sigsetjmp /* branch relativ to __sigsetjmp */
 END (_setjmp)
+#if NEED_COMPAT_SYMBOLS
+strong_alias (_setjmp, __GI__setjmp)
+#else
 libc_hidden_def (_setjmp)
+#endif
 
 ENTRY(__setjmp)
 	lhi    %r3,0                /* second argument of zero */
@@ -92,15 +95,19 @@ ENTRY(__sigsetjmp)
 .L1:    .long  __sigjmp_save
 #endif
 END (__sigsetjmp)
+#if NEED_COMPAT_SYMBOLS
+strong_alias (__sigsetjmp, __GI___sigsetjmp)
+#else
+libc_hidden_def (__sigsetjmp)
+#endif
 
-#if !IS_IN (rtld)
-# if defined SHARED &&  SHLIB_COMPAT (libc, GLIBC_2_19, GLIBC_2_20)
+#if NEED_COMPAT_SYMBOLS
 /* In glibc release 2.19 new versions of setjmp-functions were introduced,
    but were reverted before 2.20. Thus both versions are the same function.  */
 
-#  undef setjmp
-#  undef _setjmp
-#  undef __sigsetjmp
+# undef setjmp
+# undef _setjmp
+# undef __sigsetjmp
 
 strong_alias (__v1setjmp, __v2setjmp);
 versioned_symbol (libc, __v1setjmp, setjmp, GLIBC_2_0);
@@ -113,5 +120,4 @@ compat_symbol (libc, __v2_setjmp, _setjmp, GLIBC_2_19);
 strong_alias (__v1__sigsetjmp, __v2__sigsetjmp);
 versioned_symbol (libc, __v1__sigsetjmp, __sigsetjmp, GLIBC_2_0);
 compat_symbol (libc, __v2__sigsetjmp, __sigsetjmp, GLIBC_2_19);
-# endif /* if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_19, GLIBC_2_20)  */
-#endif /* if !IS_IN (rtld)  */
+#endif /* NEED_COMPAT_SYMBOLS */
diff --git a/sysdeps/s390/s390-64/setjmp.S b/sysdeps/s390/s390-64/setjmp.S
index bbcb70d..63dd142 100644
--- a/sysdeps/s390/s390-64/setjmp.S
+++ b/sysdeps/s390/s390-64/setjmp.S
@@ -24,17 +24,16 @@
 #include <shlib-compat.h>
 #include <stap-probe.h>
 
-#if !IS_IN (rtld)
-# if defined SHARED &&  SHLIB_COMPAT (libc, GLIBC_2_19, GLIBC_2_20)
-	/* we need a unique name in case of symbol versioning.  */
-#  define setjmp __v1setjmp
-#  define _setjmp __v1_setjmp
-#  define __sigsetjmp __v1__sigsetjmp
-
-#  undef libc_hidden_def
-#  define libc_hidden_def(name) strong_alias(_setjmp, __GI__setjmp)
-# endif /* if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_19, GLIBC_2_20)  */
-#endif /* !IS_IN (rtld)  */
+#if !IS_IN (rtld) && defined SHARED \
+  && SHLIB_COMPAT (libc, GLIBC_2_19, GLIBC_2_20)
+# define NEED_COMPAT_SYMBOLS 1
+/* We need a unique name in case of symbol versioning.  */
+# define setjmp __v1setjmp
+# define _setjmp __v1_setjmp
+# define __sigsetjmp __v1__sigsetjmp
+#else
+# define NEED_COMPAT_SYMBOLS 0
+#endif
 
 	/* We include the BSD entry points here as well.  */
 ENTRY (setjmp)
@@ -47,7 +46,11 @@ ENTRY(_setjmp)
 	slgr   %r3,%r3              /* Second argument of zero.  */
 	j      .Linternal_sigsetjmp /* Branch relativ to __sigsetjmp.  */
 END (_setjmp)
+#if NEED_COMPAT_SYMBOLS
+strong_alias (_setjmp, __GI__setjmp)
+#else
 libc_hidden_def (_setjmp)
+#endif
 
 ENTRY(__setjmp)
 	slgr   %r3,%r3              /* Second argument of zero.  */
@@ -87,15 +90,19 @@ ENTRY(__sigsetjmp)
 	jg     __sigjmp_save
 #endif
 END (__sigsetjmp)
+#if NEED_COMPAT_SYMBOLS
+strong_alias (__sigsetjmp, __GI___sigsetjmp)
+#else
+libc_hidden_def (__sigsetjmp)
+#endif
 
-#if !IS_IN (rtld)
-# if defined SHARED &&  SHLIB_COMPAT (libc, GLIBC_2_19, GLIBC_2_20)
+#if NEED_COMPAT_SYMBOLS
 /* In glibc release 2.19 new versions of setjmp-functions were introduced,
    but were reverted before 2.20. Thus both versions are the same function.  */
 
-#  undef setjmp
-#  undef _setjmp
-#  undef __sigsetjmp
+# undef setjmp
+# undef _setjmp
+# undef __sigsetjmp
 
 strong_alias (__v1setjmp, __v2setjmp);
 versioned_symbol (libc, __v1setjmp, setjmp, GLIBC_2_0);
@@ -108,5 +115,4 @@ compat_symbol (libc, __v2_setjmp, _setjmp, GLIBC_2_19);
 strong_alias (__v1__sigsetjmp, __v2__sigsetjmp);
 versioned_symbol (libc, __v1__sigsetjmp, __sigsetjmp, GLIBC_2_0);
 compat_symbol (libc, __v2__sigsetjmp, __sigsetjmp, GLIBC_2_19);
-# endif /* if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_19, GLIBC_2_20)  */
-#endif /* if !IS_IN (rtld)  */
+#endif /* NEED_COMPAT_SYMBOLS */

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog                     |    9 ++++++++
 sysdeps/s390/s390-32/setjmp.S |   42 +++++++++++++++++++++++-----------------
 sysdeps/s390/s390-64/setjmp.S |   42 +++++++++++++++++++++++-----------------
 3 files changed, 57 insertions(+), 36 deletions(-)


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