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gdb stub for win32 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1972 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2006-06-14 15:21:14 +00:00
parent eda9b09b1d
commit 8f447cc753
2 changed files with 20 additions and 11 deletions
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1
configure vendored
View File

@ -312,7 +312,6 @@ fi
if test "$mingw32" = "yes" ; then
linux="no"
EXESUF=".exe"
gdbstub="no"
oss="no"
if [ "$cpu" = "i386" ] ; then
kqemu="yes"

30
gdbstub.c
View File

@ -30,10 +30,18 @@
#include "vl.h"
#endif
#include <sys/socket.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include "qemu_socket.h"
#ifdef _WIN32
/* XXX: these constants may be independent of the host ones even for Unix */
#ifndef SIGTRAP
#define SIGTRAP 5
#endif
#ifndef SIGINT
#define SIGINT 2
#endif
#else
#include <signal.h>
#endif
//#define DEBUG_GDB
@ -69,7 +77,7 @@ static int get_char(GDBState *s)
int ret;
for(;;) {
ret = read(s->fd, &ch, 1);
ret = recv(s->fd, &ch, 1, 0);
if (ret < 0) {
if (errno != EINTR && errno != EAGAIN)
return -1;
@ -87,7 +95,7 @@ static void put_buffer(GDBState *s, const uint8_t *buf, int len)
int ret;
while (len > 0) {
ret = write(s->fd, buf, len);
ret = send(s->fd, buf, len, 0);
if (ret < 0) {
if (errno != EINTR && errno != EAGAIN)
return;
@ -829,7 +837,7 @@ static void gdb_read(void *opaque)
int i, size;
uint8_t buf[4096];
size = read(s->fd, buf, sizeof(buf));
size = recv(s->fd, buf, sizeof(buf), 0);
if (size < 0)
return;
if (size == 0) {
@ -866,7 +874,7 @@ static void gdb_accept(void *opaque)
/* set short latency */
val = 1;
setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof(val));
setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val));
#ifdef CONFIG_USER_ONLY
s = &gdbserver_state;
@ -881,9 +889,11 @@ static void gdb_accept(void *opaque)
s->env = first_cpu; /* XXX: allow to change CPU */
s->fd = fd;
#ifdef CONFIG_USER_ONLY
fcntl(fd, F_SETFL, O_NONBLOCK);
#else
socket_set_nonblock(fd);
#ifndef CONFIG_USER_ONLY
/* stop the VM */
vm_stop(EXCP_INTERRUPT);
@ -907,7 +917,7 @@ static int gdbserver_open(int port)
/* allow fast reuse */
val = 1;
setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &val, sizeof(val));
setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (char *)&val, sizeof(val));
sockaddr.sin_family = AF_INET;
sockaddr.sin_port = htons(port);
@ -923,7 +933,7 @@ static int gdbserver_open(int port)
return -1;
}
#ifndef CONFIG_USER_ONLY
fcntl(fd, F_SETFL, O_NONBLOCK);
socket_set_nonblock(fd);
#endif
return fd;
}