diff options
Diffstat (limited to 'sysdeps/s390/s390-64/setjmp.S')
| -rw-r--r-- | sysdeps/s390/s390-64/setjmp.S | 44 |
1 files changed, 25 insertions, 19 deletions
diff --git a/sysdeps/s390/s390-64/setjmp.S b/sysdeps/s390/s390-64/setjmp.S index bbcb70db5f..f512589fb9 100644 --- a/sysdeps/s390/s390-64/setjmp.S +++ b/sysdeps/s390/s390-64/setjmp.S @@ -1,5 +1,5 @@ /* setjmp for 64 bit S/390, ELF version. - Copyright (C) 2001-2016 Free Software Foundation, Inc. + Copyright (C) 2001-2018 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -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 */ |