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* exceptions.cc (handle_exceptions): Set si_addr according to

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POSIX for SIGSEGV.
This commit is contained in:
Eric Blake 2009-07-23 02:47:17 +00:00
parent d974d420d4
commit 3f6f9155c9
2 changed files with 14 additions and 7 deletions
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17
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,8 @@
2009-07-22 Eric Blake <ebb9@byu.net>
* exceptions.cc (handle_exceptions): Set si_addr according to
POSIX for SIGSEGV.
2009-07-22 Corinna Vinschen <corinna@vinschen.de> 2009-07-22 Corinna Vinschen <corinna@vinschen.de>
* mount.cc (fs_info::update): Open filesystem with access set to 0. * mount.cc (fs_info::update): Open filesystem with access set to 0.
@ -43,7 +48,7 @@
for MVFS. Explain why. for MVFS. Explain why.
(fhandler_disk_file::utimens): Drop local variables lastaccess and (fhandler_disk_file::utimens): Drop local variables lastaccess and
lastwrite. Copy timestamps right into FILE_BASIC_INFORMATION structure lastwrite. Copy timestamps right into FILE_BASIC_INFORMATION structure
to avoid copying them twice. to avoid copying them twice.
2009-07-20 Corinna Vinschen <corinna@vinschen.de> 2009-07-20 Corinna Vinschen <corinna@vinschen.de>
@ -189,7 +194,7 @@
* ntdll.h (PROCESSINFOCLASS): Remove unneeded trailing comma. * ntdll.h (PROCESSINFOCLASS): Remove unneeded trailing comma.
* pinfo.cc (_pinfo::dup_proc_pipe): Remove unneeded assignment. * pinfo.cc (_pinfo::dup_proc_pipe): Remove unneeded assignment.
* sigproc.cc (sig_send): Don't send signal to myself if this is an exec * sigproc.cc (sig_send): Don't send signal to myself if this is an exec
stub. stub.
@ -712,7 +717,7 @@
* fhandler_clipboard.cc: Avoid calling system_printf. * fhandler_clipboard.cc: Avoid calling system_printf.
(set_clipboard): Add basic error checking. Set errno here. Per MSDN, (set_clipboard): Add basic error checking. Set errno here. Per MSDN,
don't call GlobalFree on data block transferred to clipboard. don't call GlobalFree on data block transferred to clipboard.
(fhandler_dev_clipboard::write): Drop setting errno after call to (fhandler_dev_clipboard::write): Drop setting errno after call to
set_clipboard. set_clipboard.
(fhandler_dev_clipboard::read): Add basic error checking. Simplify code. (fhandler_dev_clipboard::read): Add basic error checking. Simplify code.
@ -989,7 +994,7 @@
* flock.cc (lf_setlock): Handle border case which results in WFMO loop * flock.cc (lf_setlock): Handle border case which results in WFMO loop
exiting with ret == WAIT_TIMEOUT gracefully. Add a system_printf to exiting with ret == WAIT_TIMEOUT gracefully. Add a system_printf to
uncover other potential problems with WFMO loop. uncover other potential problems with WFMO loop.
2009-04-18 Christopher Faylor <me+cygwin@cgf.cx> 2009-04-18 Christopher Faylor <me+cygwin@cgf.cx>
@ -1033,7 +1038,7 @@
2009-04-15 Corinna Vinschen <corinna@vinschen.de> 2009-04-15 Corinna Vinschen <corinna@vinschen.de>
* path.cc (path_conv::get_wide_win32_path): Allow relative paths. * path.cc (path_conv::get_wide_win32_path): Allow relative paths.
(cygwin_conv_path): In case of CCP_POSIX_TO_WIN_W, convert relative (cygwin_conv_path): In case of CCP_POSIX_TO_WIN_W, convert relative
paths to absolute paths if the relative pathname length exceeds paths to absolute paths if the relative pathname length exceeds
MAX_PATH. MAX_PATH.
@ -1312,7 +1317,7 @@
* path.cc (symlink_worker): Write target filename as UTF-16 string * path.cc (symlink_worker): Write target filename as UTF-16 string
with leading BOM marker. with leading BOM marker.
(symlink_info::check_shortcut): If check for leading BOM marker (symlink_info::check_shortcut): If check for leading BOM marker
succeeds, read filename as UTF-16 string. succeeds, read filename as UTF-16 string.
(symlink_info::check_sysfile): Ditto. (symlink_info::check_sysfile): Ditto.

4
winsup/cygwin/exceptions.cc
View File

@ -686,7 +686,9 @@ _cygtls::handle_exceptions (EXCEPTION_RECORD *e, exception_list *frame, CONTEXT
me.signal_exit (0x80 | si.si_signo); // Flag signal + core dump me.signal_exit (0x80 | si.si_signo); // Flag signal + core dump
} }
si.si_addr = (void *) in->Eip; si.si_addr = (si.si_signo == SIGSEGV || si.si_signo == SIGBUS
? (void *) e->ExceptionInformation[1]
: (void *) in->Eip);
si.si_errno = si.si_pid = si.si_uid = 0; si.si_errno = si.si_pid = si.si_uid = 0;
me.incyg++; me.incyg++;
sig_send (NULL, si, &me); // Signal myself sig_send (NULL, si, &me); // Signal myself