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* net.cc (cygwin_getsockopt): Allow NULL optval.

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* path.cc (mount_info::read_cygdrive_info_from_registry): Don't write cygdrive
to registry if it doesn't exist.
This commit is contained in:
Christopher Faylor
2001-12-03 20:09:33 +00:00
parent 6dfcb5a3a9
commit 7543995b74
3 changed files with 22 additions and 26 deletions
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16
winsup/cygwin/net.cc
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@@ -613,11 +613,11 @@ static int get_inet_addr (const struct sockaddr *in, int inlen,
/* exported as sendto: standards? */
extern "C" int
cygwin_sendto (int fd,
const void *buf,
int len,
unsigned int flags,
const struct sockaddr *to,
int tolen)
const void *buf,
int len,
unsigned int flags,
const struct sockaddr *to,
int tolen)
{
int res;
wsock_event wsock_evt;
@@ -684,7 +684,7 @@ cygwin_recvfrom (int fd,
if (__check_null_invalid_struct_errno (buf, (unsigned) len)
|| check_null_invalid_struct_errno (fromlen)
|| __check_null_invalid_struct_errno (from, (unsigned) *fromlen)
|| (from && __check_null_invalid_struct_errno (from, (unsigned) *fromlen))
|| !h)
res = -1;
else
@@ -735,7 +735,7 @@ cygwin_setsockopt (int fd,
int res = -1;
const char *name = "error";
if (!__check_invalid_read_ptr_errno (optval, optlen) && h)
if ((!optval || !__check_invalid_read_ptr_errno (optval, optlen)) && h)
{
/* For the following debug_printf */
switch (optname)
@@ -799,7 +799,7 @@ cygwin_getsockopt (int fd,
int res = -1;
const char *name = "error";
if (!check_null_invalid_struct_errno (optlen)
&& !__check_null_invalid_struct_errno (optval, (unsigned) optlen)
&& (!optval || !__check_null_invalid_struct_errno (optval, (unsigned) optlen))
&& h)
{
/* For the following debug_printf */