newlib/winsup/cygwin/tls_pbuf.cc
Corinna Vinschen 6e623e9320 Switching the Cygwin DLL to LGPLv3+, dropping commercial buyout option
Bump GPLv2+ to GPLv3+ for some files, clarify BSD 2-clause.

Everything else stays under GPLv3+.

New Linking Exception exempts resulting executables from LGPLv3 section 4.

Add CONTRIBUTORS file to keep track of licensing.

Remove 'Copyright Red Hat Inc' comments.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2016-06-23 10:09:17 +02:00

44 lines
1.2 KiB
C++

/* tls_pbuf.cc
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include <winsup.h>
#include <malloc.h>
#include "tls_pbuf.h"
#define tls_pbuf _my_tls.locals.pathbufs
void
tls_pathbuf::destroy ()
{
for (uint32_t i = 0; i < TP_NUM_C_BUFS && c_buf[i]; ++i)
free (c_buf[i]);
for (uint32_t i = 0; i < TP_NUM_W_BUFS && w_buf[i]; ++i)
free (w_buf[i]);
}
char *
tmp_pathbuf::c_get ()
{
if (tls_pbuf.c_cnt >= TP_NUM_C_BUFS)
api_fatal ("Internal error: TP_NUM_C_BUFS too small: %u", TP_NUM_C_BUFS);
if (!tls_pbuf.c_buf[tls_pbuf.c_cnt]
&& !(tls_pbuf.c_buf[tls_pbuf.c_cnt] = (char *) malloc (NT_MAX_PATH)))
api_fatal ("Internal error: Out of memory for new path buf.");
return tls_pbuf.c_buf[tls_pbuf.c_cnt++];
}
PWCHAR
tmp_pathbuf::w_get ()
{
if (tls_pbuf.w_cnt >= TP_NUM_W_BUFS)
api_fatal ("Internal error: TP_NUM_W_BUFS too small: %u.", TP_NUM_W_BUFS);
if (!tls_pbuf.w_buf[tls_pbuf.w_cnt]
&& !(tls_pbuf.w_buf[tls_pbuf.w_cnt]
= (PWCHAR) malloc (NT_MAX_PATH * sizeof (WCHAR))))
api_fatal ("Internal error: Out of memory for new wide path buf.");
return tls_pbuf.w_buf[tls_pbuf.w_cnt++];
}