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On windows, ENOBUFS starts with WSA. #6296. Fix on 0.2.18-rc

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This commit is contained in:
Nick Mathewson 2012-07-05 05:01:00 -04:00
parent d13389b30e
commit e9b33ed1bf
3 changed files with 9 additions and 2 deletions
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4
changes/bug6296 Normal file
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@ -0,0 +1,4 @@
o Minor bugfixes:
- Instead of ENOBUFS on Windows, say WSAENOBUFS. Fixes
compilation on Windows. Fixes bug 6296; bugfix on 0.2.3.18-rc.

3
src/common/compat.h
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@ -500,6 +500,8 @@ int network_init(void);
* the actual errno after a socket operation fails. * the actual errno after a socket operation fails.
*/ */
#if defined(_WIN32) #if defined(_WIN32)
/** Expands to WSA<b>e</b> on Windows, and to <b>e</b> elsewhere. */
#define SOCK_ERRNO(e) WSA##e
/** Return true if e is EAGAIN or the local equivalent. */ /** Return true if e is EAGAIN or the local equivalent. */
#define ERRNO_IS_EAGAIN(e) ((e) == EAGAIN || (e) == WSAEWOULDBLOCK) #define ERRNO_IS_EAGAIN(e) ((e) == EAGAIN || (e) == WSAEWOULDBLOCK)
/** Return true if e is EINPROGRESS or the local equivalent. */ /** Return true if e is EINPROGRESS or the local equivalent. */
@ -520,6 +522,7 @@ int network_init(void);
int tor_socket_errno(tor_socket_t sock); int tor_socket_errno(tor_socket_t sock);
const char *tor_socket_strerror(int e); const char *tor_socket_strerror(int e);
#else #else
#define SOCK_ERRNO(e) e
#define ERRNO_IS_EAGAIN(e) ((e) == EAGAIN) #define ERRNO_IS_EAGAIN(e) ((e) == EAGAIN)
#define ERRNO_IS_EINPROGRESS(e) ((e) == EINPROGRESS) #define ERRNO_IS_EINPROGRESS(e) ((e) == EINPROGRESS)
#define ERRNO_IS_CONN_EINPROGRESS(e) ((e) == EINPROGRESS) #define ERRNO_IS_CONN_EINPROGRESS(e) ((e) == EINPROGRESS)

4
src/or/connection.c
View file

@ -1336,7 +1336,7 @@ connection_connect(connection_t *conn, const char *address,
if (get_n_open_sockets() >= get_options()->_ConnLimit-1) { if (get_n_open_sockets() >= get_options()->_ConnLimit-1) {
warn_too_many_conns(); warn_too_many_conns();
*socket_error = ENOBUFS; *socket_error = SOCK_ERRNO(ENOBUFS);
return -1; return -1;
} }
@ -1431,7 +1431,7 @@ connection_connect(connection_t *conn, const char *address,
conn->s = s; conn->s = s;
if (connection_add_connecting(conn) < 0) { if (connection_add_connecting(conn) < 0) {
/* no space, forget it */ /* no space, forget it */
*socket_error = ENOBUFS; *socket_error = SOCK_ERRNO(ENOBUFS);
return -1; return -1;
} }
return inprogress ? 0 : 1; return inprogress ? 0 : 1;