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sparc-signal.h: new file.

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1999-04-20  Andrew Haley  <aph@cygnus.com>
        * include/sparc-signal.h: new file.
        * configure.in: include/sparc-signal.h added.
        * configure: regenerated.
        * prims.cc (JvRunMain): signal handling code rewritten to be more
        portable.
        (catch_segv): ditto.
        (catch_fpe): ditto.
        * include/i386-signal.h: reorganized.
        * include/default-signal.h: reorganized.

From-SVN: r26560
This commit is contained in:
Andrew Haley 1999-04-20 06:27:11 +00:00 • committed by Andrew Haley
parent 3d6b966178
commit 01f78a025e
7 changed files with 278 additions and 211 deletions
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32
libjava/include/i386-signal.h
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@ -9,8 +9,8 @@ Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
details. */
/* This technique should work for all i386 based Unices which conform
to iBCS2. This includes all versions of Linux more recent than
version 1.3 */
* to iBCS2. This includes all versions of Linux more recent than 1.3
*/
#ifndef JAVA_SIGNAL_H
@ -21,8 +21,10 @@ details. */
#define HANDLE_SEGV 1
#define HANDLE_FPE 1
#define SIGNAL_HANDLER(_name) \
static void _name (int _dummy)
#define MAKE_THROW_FRAME(_dummy) \
#define MAKE_THROW_FRAME \
{ \
void **_p = (void **)&_dummy; \
struct sigcontext_struct *_regs = (struct sigcontext_struct *)++_p; \
@ -34,5 +36,29 @@ details. */
: : "r"(_ebp), "r"(_eip)); \
}
#define INIT_SEGV \
do \
{ \
nullp = new java::lang::NullPointerException (); \
struct sigaction act; \
act.sa_handler = catch_segv; \
sigemptyset (&act.sa_mask); \
act.sa_flags = 0; \
sigaction (SIGSEGV, &act, NULL); \
} \
while (0)
#define INIT_FPE \
do \
{ \
arithexception = new java::lang::ArithmeticException (); \
struct sigaction act; \
act.sa_handler = catch_fpe; \
sigemptyset (&act.sa_mask); \
act.sa_flags = 0; \
sigaction (SIGFPE, &act, NULL); \
} \
while (0)
#endif /* JAVA_SIGNAL_H */