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* configure.in: Revert using sigsetjmp by default due to performance

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problems on some systems (eg. older Linux)

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40403 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
charliesome 2013-04-21 14:23:48 +00:00
parent c032cf6efe
commit e9679c9ad4
2 changed files with 8 additions and 3 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sun Apr 21 23:19:00 2013 Charlie Somerville <charlie@charliesomerville.com>
* configure.in: Revert using sigsetjmp by default due to performance
problems on some systems (eg. older Linux)
Sun Apr 21 21:35:00 2013 Charlie Somerville <charlie@charliesomerville.com>
* configure.in: Use sigsetjmp by default so jumping out of signal

6
configure.in
View file

@ -1745,12 +1745,12 @@ if test ${setjmp_prefix+set}; then
if test "${setjmp_prefix}" && eval test '$ac_cv_func_'${setjmp_prefix}setjmp = no; then
AC_MSG_ERROR(${setjmp_prefix}setjmp is not available)
fi
elif test "$ac_cv_func_sigsetjmp" = yes; then
AS_CASE([$target_os],[solaris*|cygwin*],[setjmp_prefix=],[setjmp_prefix=sig])
elif test "$ac_cv_func___builtin_setjmp" = yes; then
setjmp_prefix=__builtin_
elif test "$ac_cv_func__setjmp" = yes; then
setjmp_prefix=_
elif test "$ac_cv_func_sigsetjmp" = yes; then
AS_CASE([$target_os],[solaris*|cygwin*],[setjmp_prefix=],[setjmp_prefix=sig])
else
setjmp_prefix=
fi
@ -1760,7 +1760,7 @@ else
unset setjmp_sigmask
fi
AC_MSG_RESULT(${setjmp_prefix}setjmp)
AC_DEFINE_UNQUOTED([RUBY_SETJMP(env)], [${setjmp_prefix}setjmp(env${setjmp_sigmask+,1})])
AC_DEFINE_UNQUOTED([RUBY_SETJMP(env)], [${setjmp_prefix}setjmp(env${setjmp_sigmask+,0})])
AC_DEFINE_UNQUOTED([RUBY_LONGJMP(env,val)], [${setjmp_prefix}longjmp(env,val)])
AC_DEFINE_UNQUOTED(RUBY_JMP_BUF, ${setjmp_sigmask+${setjmp_prefix}}jmp_buf)