Initial import of CVS-v2_8_branch

lib/rdtextfile.cpp

@@ -0,0 +1,85 @@
+// rdtextfile.cpp
+//
+// Spawn an external text file viewer.
+//
+//   (C) Copyright 2002-2006 Fred Gleason <fredg@paravelsystems.com>
+//
+//      $Id: rdtextfile.cpp,v 1.7 2010/07/29 19:32:34 cvs Exp $
+//
+//   This program is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License version 2 as
+//   published by the Free Software Foundation.
+//
+//   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., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+
+#ifndef WIN32
+#include <unistd.h>
+#endif  // WIN32
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <qmessagebox.h>
+#include <qprocess.h>
+
+#include <rdconf.h>
+#include <rd.h>
+#include <rdtextfile.h>
+
+bool RDTextFile(const QString &data)
+{
+  char tmpfile[256];
+  QString editor;
+
+  if(getenv("VISUAL")==NULL) {
+#ifdef WIN32
+    editor=RD_WIN32_EDITOR;
+#else
+    editor=RD_LINUX_EDITOR;
+#endif  // WIN32
+  }
+  else {
+    editor=getenv("VISUAL");
+  }
+#ifdef WIN32
+  QString tempfile=QString().sprintf("%s\\rd-%s",(const char *)RDTempDir(),
+	           (const char *)QTime::currentTime().toString("hhmmsszzz"));
+  FILE *f=fopen(tempfile,"w");
+  if(f==NULL) {
+    QMessageBox::warning(NULL,"File Error","Unable to create temporary file");
+    return false;
+  }
+  fprintf(f,"%s",(const char *)data);
+  fclose(f);
+  QStringList args;
+  args+=editor;
+  args+=tempfile;
+  QProcess *proc=new QProcess(args);
+  proc->launch("");
+  delete proc;
+#else
+  strcpy(tmpfile,"/tmp/rdreportXXXXXX");
+  int fd=mkstemp(tmpfile);
+  if(fd<0) {
+    QMessageBox::warning(NULL,"File Error","Unable to create temporary file");
+    return false;
+  }
+  else {
+    write(fd,data,data.length());
+    ::close(fd);
+    if(fork()==0) {
+      system(QString().sprintf("%s %s",(const char *)editor,tmpfile));
+      unlink(tmpfile);
+      exit(0);
+    }
+  }
+#endif  // WIN32
+  return true;
+}