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Simplify Windows debugger socket setup #10212

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merged 4 commits into from
Feb 23, 2021
Merged

Simplify Windows debugger socket setup #10212

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e13bd18
Simplify Windows debugger socket setup
MisterDA Feb 8, 2021
5b33490
Experimental: improve "cannot connect" error reporting under Windows
xavierleroy Feb 16, 2021
c674336
Wrong error test
xavierleroy Feb 16, 2021
4bfe13d
Changes for #10212
xavierleroy Feb 23, 2021
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27 changes: 13 additions & 14 deletions runtime/debugger.c
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Original file line number Diff line number Diff line change
Expand Up @@ -109,24 +109,23 @@ static void open_connection(void)
SOCKET sock = WSASocket(sock_domain, SOCK_STREAM, 0,
NULL, 0,
0 /* not WSA_FLAG_OVERLAPPED */);
if (sock != INVALID_SOCKET &&
connect(sock, &sock_addr.s_gen, sock_addr_len) == 0)
dbg_socket = _open_osfhandle(sock, 0);
if (dbg_socket == -1) {
if (sock == INVALID_SOCKET
|| connect(sock, &sock_addr.s_gen, sock_addr_len) != 0)
caml_fatal_error("cannot connect to debugger at %s\n"
"WSA error code: %d",
(dbg_addr ? dbg_addr : "(none)"),
WSAGetLastError());
dbg_socket = _open_osfhandle(sock, 0);
if (dbg_socket != -1)
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#else
dbg_socket = socket(sock_domain, SOCK_STREAM, 0);
if (dbg_socket == -1 ||
connect(dbg_socket, &sock_addr.s_gen, sock_addr_len) == -1) {
connect(dbg_socket, &sock_addr.s_gen, sock_addr_len) == -1)
#endif
caml_fatal_error
(
"cannot connect to debugger at %s\n"
"error: %s",
(dbg_addr ? dbg_addr : "(none)"),
strerror (errno)
);
}

caml_fatal_error("cannot connect to debugger at %s\n"
"error: %s",
(dbg_addr ? dbg_addr : "(none)"),
strerror (errno));
dbg_in = caml_open_descriptor_in(dbg_socket);
dbg_out = caml_open_descriptor_out(dbg_socket);
/* The code in this file does not bracket channel I/O operations with
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