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* remote-mips.c (mips_wait): Use new function mips_signal_from_protocol

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to convert a signal number with appropriate bounds checking.
This commit is contained in:
Jim Kingdon 1994-01-11 18:45:05 +00:00
parent 901f3538ee
commit f3fe8934c2
2 changed files with 25 additions and 10 deletions
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3
gdb/ChangeLog
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@ -1,5 +1,8 @@
Tue Jan 11 06:59:10 1994 Jim Kingdon (kingdon@deneb.cygnus.com)
* remote-mips.c (mips_wait): Use new function mips_signal_from_protocol
to convert a signal number with appropriate bounds checking.
* remote-mips.c (mips_wait): Fix typos (0x177 -> 0177, 0x377 -> 0377).
Tue Jan 11 00:53:46 1994 John Gilmore (gnu@cygnus.com)

32
gdb/remote-mips.c
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@ -1026,6 +1026,26 @@ mips_resume (pid, step, siggnal)
mips_receive_wait);
}
/* Return the signal corresponding to SIG, where SIG is the number which
the MIPS protocol uses for the signal. */
enum target_signal
mips_signal_from_protocol (sig)
int sig;
{
/* We allow a few more signals than the IDT board actually returns, on
the theory that there is at least *some* hope that perhaps the numbering
for these signals is widely agreed upon. */
if (sig <= 0
|| sig > 31)
return TARGET_SIGNAL_UNKNOWN;
/* Don't want to use target_signal_from_host because we are converting
from MIPS signal numbers, not host ones. Our internal numbers
match the MIPS numbers for the signals the board can return, which
are: SIGINT, SIGSEGV, SIGBUS, SIGILL, SIGFPE, SIGTRAP. */
return (enum target_signal) sig;
}
/* Wait until the remote stops, and return a wait status. */
static int
@ -1062,20 +1082,12 @@ mips_wait (pid, status)
else if ((rstatus & 0377) == 0177)
{
status->kind = TARGET_WAITKIND_STOPPED;
/* Don't want to use target_signal_from_host because we are converting
from MIPS signal numbers, not host ones. Our internal numbers
match the MIPS numbers for the signals the board can return, which
are: SIGINT, SIGSEGV, SIGBUS, SIGILL, SIGFPE, SIGTRAP. */
status->value.sig = (enum target_signal) (((rstatus) >> 8) & 0377);
status->value.sig = mips_signal_from_protocol (((rstatus) >> 8) & 0377);
}
else
{
status->kind = TARGET_WAITKIND_SIGNALLED;
/* Don't want to use target_signal_from_host because we are converting
from MIPS signal numbers, not host ones. Our internal numbers
match the MIPS numbers for the signals the board can return, which
are: SIGINT, SIGSEGV, SIGBUS, SIGILL, SIGFPE, SIGTRAP. */
status->value.sig = (enum target_signal) (rstatus & 0177);
status->value.sig = mips_signal_from_protocol (rstatus & 0177);
}
return 0;