Imported httrack 3.20.2

1 files changed, 97 insertions, 0 deletions

diff --git a/src/htsthread.c b/src/htsthread.c
new file mode 100644
index 0000000..0a3bee6
--- /dev/null
+++ b/src/htsthread.c
@@ -0,0 +1,97 @@
+/* ------------------------------------------------------------ */
+/*
+HTTrack Website Copier, Offline Browser for Windows and Unix
+Copyright (C) Xavier Roche and other contributors
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+
+Important notes:
+
+- We hereby ask people using this source NOT to use it in purpose of grabbing
+emails addresses, or collecting any other private information on persons.
+This would disgrace our work, and spoil the many hours we spent on it.
+
+
+Please visit our Website: http://www.httrack.com
+*/
+
+
+/* ------------------------------------------------------------ */
+/* File: Threads                                                */
+/* Author: Xavier Roche                                         */
+/* ------------------------------------------------------------ */
+
+
+#include "htsglobal.h"
+#include "htsthread.h"
+
+// Threads - emulate _beginthread under Linux/Unix using pthread_XX
+// Some changes will have to be done, see PTHREAD_RETURN,PTHREAD_TYPE
+#if USE_PTHREAD
+#include <pthread.h>    /* _beginthread, _endthread */
+
+unsigned long _beginthread( void* ( *start_address )( void * ), unsigned stack_size, void *arglist )
+{
+  pthread_t th;
+  int retcode;
+  /* create a thread */
+  retcode = pthread_create(&th, NULL, start_address, arglist);
+  if (retcode != 0)     /* error */
+    return -1;
+  /* detach the thread from the main process so that is can be independent */
+  pthread_detach(th);
+  return 0;
+}
+#endif
+
+#if USE_BEGINTHREAD
+/* 
+  Simple lock function
+
+  Return value: always 0
+  Parameter:
+  1 wait for lock (mutex) available and lock it
+  0 unlock the mutex
+  [-1 check if locked (always return 0 with mutex)]
+  -999 initialize
+*/
+int htsSetLock(PTHREAD_LOCK_TYPE* hMutex,int lock) {
+#if HTS_WIN
+  /* lock */
+  if (lock==1)
+    WaitForSingleObject(*hMutex,INFINITE);
+  /* unlock */
+  else if (lock==0)
+    ReleaseMutex(*hMutex);
+  /* create */
+  else if (lock==-999)
+    *hMutex=CreateMutex(NULL,FALSE,NULL);
+#else
+  /* lock */
+  if (lock==1)
+    pthread_mutex_lock(hMutex);
+  /* unlock */
+  else if (lock==0)
+    pthread_mutex_unlock(hMutex);
+  /* create */
+  else if (lock==-999)
+    pthread_mutex_init(hMutex,0);
+#endif
+  return 0;
+}
+
+#endif
+