Merging code for v1.1 back into the main wsjtx branch.

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@3462 ab8295b8-cf94-4d9e-aec4-7959e3be5d79

getfile.cpp

@@ -1,11 +1,19 @@
 #include "getfile.h"
 #include <QDir>
-#include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
 
 #ifdef WIN32
 #include <windows.h>
+#else
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <termios.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <err.h>
 #endif
 
 void getfile(QString fname, int ntrperiod)
@@ -123,6 +131,7 @@ float gran()
 
 int ptt(int nport, int ntx, int* iptt, int* nopen)
 {
+//  qDebug() << "getfile ptt(), line 129:" << nport << ntx << *iptt << *nopen;
 #ifdef WIN32
   static HANDLE hFile;
   char s[10];
@@ -130,7 +139,7 @@ int ptt(int nport, int ntx, int* iptt, int* nopen)
 
   if(nport==0) {
     *iptt=ntx;
-    return(0);
+    return 0;
   }
 
   if(ntx && (!(*nopen))) {
@@ -160,6 +169,34 @@ int ptt(int nport, int ntx, int* iptt, int* nopen)
     *nopen=0;
   }
   if((i3+i4+i5+i6+i9+i00)==-999) return 1;    //Silence compiler warning
+//  qDebug() << "getfile ptt(), line 167:" << nport << ntx << *iptt << *nopen;
+  return 0;
+#else
+//  qDebug() << "getfile ptt(), line 170:" << nport << ntx << *iptt << *nopen;
+//  ptt_(nport,ntx, iptt, nopen);
+
+//  int control=TIOCM_RTS | TIOCM_DTR;
+  int control = TIOCM_RTS;
+  static int fd;
+
+  if(*nopen==0) {
+    fd=open("/dev/ttyUSB0",O_RDWR | O_NONBLOCK);
+    if(fd<0) {
+      return -1;
+    }
+    *nopen=1;
+  }
+
+  if(ntx) {
+    ioctl(fd, TIOCMBIS, &control);
+    *iptt=1;
+    *nopen=1;
+  } else {
+    ioctl(fd, TIOCMBIC, &control);
+    close(fd);
+    *iptt=0;
+    *nopen=0;
+  }
   return 0;
 #endif
   if((nport+ntx+(*iptt)==-99999)) *nopen=0;   //Silence compiler warning