* configure.in (sigsetjmp): check if available.

* eval.c, gc.c (setjmp): do not use _setjmp if sigsetjmp is available.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15124 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,9 @@
+Sat Jan 19 11:21:53 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* configure.in (sigsetjmp): check if available.
+
+	* eval.c, gc.c (setjmp): do not use _setjmp if sigsetjmp is available.
+
 Sat Jan 19 11:10:11 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* configure.in: Remove wrong assumptions about Cygwin.  a patch from

configure.in

@@ -652,7 +652,7 @@ AC_CHECK_FUNCS(fmod killpg wait4 waitpid fork spawnv syscall chroot fsync getcwd
 	      setrgid setegid setregid setresgid issetugid pause lchown lchmod\
 	      getpgrp setpgrp getpgid setpgid initgroups getgroups setgroups\
 	      getpriority getrlimit setrlimit sysconf group_member\
-	      dlopen sigprocmask sigaction _setjmp vsnprintf snprintf\
+	      dlopen sigprocmask sigaction sigsetjmp _setjmp vsnprintf snprintf\
 	      setsid telldir seekdir fchmod cosh sinh tanh log2 round\
 	      setuid setgid daemon select_large_fdset setenv unsetenv\
 	      mktime timegm clock_gettime gettimeofday)

eval_intern.h

@@ -81,7 +81,7 @@ char *strrchr(const char *, const char);
 #include "vmsruby_private.h"
 #endif
 
-#if !defined(setjmp) && defined(HAVE__SETJMP)
+#if !defined(setjmp) && defined(HAVE__SETJMP) && !defined(HAVE_SIGSETJMP)
 #define ruby_setjmp(env) _setjmp(env)
 #define ruby_longjmp(env,val) _longjmp(env,val)
 #else

gc.c

@@ -50,7 +50,7 @@
 
 int rb_io_fptr_finalize(struct rb_io_t*);
 
-#if !defined(setjmp) && defined(HAVE__SETJMP)
+#if !defined(setjmp) && defined(HAVE__SETJMP) && !defined(HAVE_SIGSETJMP)
 #define setjmp(env) _setjmp(env)
 #endif