Commit 8f447cc7 authored by Fabrice Bellard's avatar Fabrice Bellard
Browse files

gdb stub for win32 


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1972 c046a42c-6fe2-441c-8c8c-71466251a162
parent eda9b09b

configure

+0 −1
Original line number Diff line number Diff line
@@ -312,7 +312,6 @@ fi 
if test "$mingw32" = "yes" ; then

    linux="no"

    EXESUF=".exe"

    gdbstub="no"

    oss="no"

    if [ "$cpu" = "i386" ] ; then

        kqemu="yes"

gdbstub.c

+20 −10
Original line number Diff line number Diff line
@@ -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;

}