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/*
* tclUnixCompat.c
*
* Written by: Zoran Vasiljevic (vasiljevic@users.sourceforge.net).
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tclUnixCompat.c,v 1.1.2.6 2006/09/08 11:15:14 vasiljevic Exp $
* RCS: @(#) $Id: tclUnixCompat.c,v 1.1.2.7 2006/09/08 19:25:13 andreas_kupries Exp $
*
*/
#include "tclInt.h"
#include "tclPort.h"
#include <pwd.h>
#include <grp.h>
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* Mutex to lock access to MT-unsafe calls. This is just to protect
* our own usage. It does not protect us from others calling the
* same functions without (or using some different) lock.
*/
Tcl_Mutex compatLock;
#if (!defined(HAVE_GETHOSTBYNAME_R) && !defined(HAVE_GETHOSTBYADDR_R)) || \
(!defined(HAVE_GETPWUID_R) && !defined(HAVE_GETGRGID_R))
#if (!defined(HAVE_GETHOSTBYNAME_R) || !defined(HAVE_GETHOSTBYADDR_R)) || \
(!defined(HAVE_GETPWUID_R) || !defined(HAVE_GETGRGID_R))
/*
*---------------------------------------------------------------------------
*
* CopyArray --
*
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return len;
}
#endif /* !defined(HAVE_GETHOSTBYNAME_R) && !defined(HAVE_GETHOSTBYADDR_R) && \
!defined(HAVE_GETPWUID_R) && !defined(HAVE_GETGRGID_R) */
#if !defined(HAVE_GETHOSTBYNAME_R) && !defined(HAVE_GETHOSTBYADDR_R)
#if !defined(HAVE_GETHOSTBYNAME_R) || !defined(HAVE_GETHOSTBYADDR_R)
/*
*---------------------------------------------------------------------------
*
* CopyHostnent --
*
* Copies string fields of the hostnent structure to the
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int h_errno;
return (gethostbyname_r(name, &tsdPtr->hent, tsdPtr->hbuf,
sizeof(tsdPtr->hbuf), &hePtr, &h_errno) == 0) ?
&tsdPtr->hent : NULL;
#elif defined(HAVE_GETHOSTBYNAME_R_3)
struct hostent_data data;
return (gethostbyname_r(host, &tsdPtr->hent, &data) == 0) ?
&tsdPtr->buf.hent : NULL;
return (gethostbyname_r(name, &tsdPtr->hent, &data) == 0) ?
&tsdPtr->hent : NULL;
#else
struct hostent *hePtr;
Tcl_MutexLock(&compatLock);
hePtr = gethostbyname(name);
if (hePtr != NULL) {
tsdPtr->hent = *hePtr;
hePtr = &tsdPtr->hent;
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