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* fhandler.cc (fhandler_base::readv): Use malloc/free instead of alloca. 

(fhandler_base::writev): Ditto.
This commit is contained in:
Corinna Vinschen 2005-06-30 17:00:10 +00:00
parent 5b3e1f7358
commit f2abf3173b
2 changed files with 11 additions and 4 deletions
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5
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,8 @@
2005-06-30 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::readv): Use malloc/free instead of alloca.
(fhandler_base::writev): Ditto.
2005-06-29 Christopher Faylor <cgf@timesys.com> 2005-06-29 Christopher Faylor <cgf@timesys.com>
* cygerrno.h: Make multi-inclusion safe. * cygerrno.h: Make multi-inclusion safe.

10
winsup/cygwin/fhandler.cc
View File

@ -970,7 +970,7 @@ fhandler_base::readv (const struct iovec *const iov, const int iovcnt,
if (!len) if (!len)
return 0; return 0;
char *buf = (char *) alloca (tot); char *buf = (char *) malloc (tot);
if (!buf) if (!buf)
{ {
@ -992,6 +992,7 @@ fhandler_base::readv (const struct iovec *const iov, const int iovcnt,
nbytes -= frag; nbytes -= frag;
} }
free (buf);
return len; return len;
} }
@ -1022,7 +1023,7 @@ fhandler_base::writev (const struct iovec *const iov, const int iovcnt,
if (tot == 0) if (tot == 0)
return 0; return 0;
char *const buf = (char *) alloca (tot); char *const buf = (char *) malloc (tot);
if (!buf) if (!buf)
{ {
@ -1042,8 +1043,9 @@ fhandler_base::writev (const struct iovec *const iov, const int iovcnt,
iovptr += 1; iovptr += 1;
nbytes -= frag; nbytes -= frag;
} }
ssize_t ret = write (buf, tot);
return write (buf, tot); free (buf);
return ret;
} }
_off64_t _off64_t