Changeset 22177 for main/trunk/greenstone2/runtime-src/src/recpt/os_process.h

Timestamp:

2010-05-26T23:52:09+12:00 (14 years ago)

Author:

davidb

Message:

Further development of the os_process classes

File:

• main/trunk/greenstone2/runtime-src/src/recpt/os_process.h (modified) (2 diffs)

main/trunk/greenstone2/runtime-src/src/recpt/os_process.h

@@ -33 +33 @@
 #define OS_PROCESS_H
 
- #include <stdlib.h>
+#include <stdlib.h>
 
-enum OSProcessPipeMode { uniRead=0, uniWrite=1, biReadWrite=2, noPipe=3 };
+enum OSProcessPipeMode   { uniRead=0, uniWrite=1, biReadWrite=2 };
+enum OSProcessWarnStatus { withoutWarning, withWarning };
 
 class osprocess 
@@ -41 +42 @@
   
  public:
-  osprocess(char* cmdline);
   osprocess(char* cmdline, OSProcessPipeMode mode);
   virtual ~osprocess();
   
-  /*
-  virtual bool eop();                  // end of pipe
-  virtual bool eop(OSProcessPipeMode); // end of pipe, for designated pipe
+  /* one day might want these
+  virtual bool end_of_pipe();  
+  virtual bool end_of_read_pipe(); 
+  virtual bool end_of_write_pipe();
   */
 
-  virtual int write(char* buffer, const int buffer_len);
-  virtual int read(char* buffer, const int buffer_len);
+  virtual int write(char* buffer, const int buffer_len)=0;
+  virtual int read(char* buffer, const int buffer_len)=0;
   
+  virtual bool close_write_pipe(OSProcessWarnStatus warn_status=withWarning)=0;
+  virtual bool close_read_pipe(OSProcessWarnStatus warn_status=withWarning)=0;
   virtual bool close();
-  virtual bool close(OSProcessPipeMode mode);
+
   
  protected:
   OSProcessPipeMode mode_;
-  bool read_pipe_open_;
-  bool write_pipe_open_;
 
 };