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yap-6.3/packages/swig/android/streamer.cpp

116 lines
2.2 KiB
C++

//
// Created by vsc on 7/6/17->
//
/* File : example->cxx */
#include "streamer.h"
extern "C" {
extern void Java_pt_up_yap_streamerJNI_swig_1module_1init(void);
}
static AndroidStreamer * streamerInstance = 0;
void setStreamer(AndroidStreamer* streamer) {
streamerInstance = streamer;
Java_pt_up_yap_streamerJNI_swig_1module_1init();
}
AndroidStreamer& getStreamer() {
return *streamerInstance;
}
#include <gmpxx.h>
extern "C" {
#include <Yap.h>
#include <YapStreams.h>
#include <VFS.h>
#include <yapio.h>
#include <iopreds.h>
extern void Java_pt_up_yap_streamerJNI_swig_1module_1init(void);
static VFS_t *andstream;
static std::string buff0;
static void *
and_open(struct vfs *me, const char *name, const char *io_mode, int sno) {
// we assume object is already open, so there is no need to open it.
GLOBAL_Stream[sno].vfs_handle = streamerInstance;
GLOBAL_Stream[sno].vfs = me;
GLOBAL_Stream[sno].status = Append_Stream_f | Output_Stream_f;
GLOBAL_Stream[sno].name = Yap_LookupAtom(name);
buff0.clear(); // does not work?
return streamerInstance;
}
}
static bool
and_close(int sno) {
return true;
}
static int
and_put(int sno, int ch) {
buff0 += ch;
streamerInstance->display(buff0);
buff0.clear();
return ch;
}
static int
and_get(int sno) {
return EOF;
}
static int64_t and_seek(int sno, int64_t where, int how) {
return EOF;
}
static void
and_flush(int sno) {
buff0 += '\0';
streamerInstance->display(buff0);
//
// Created by vsc on 11-07-2017.
//
}
extern "C" {
void Java_pt_up_yap_streamerJNI_swig_1module_1init(void) {
andstream = new VFS_t();
andstream->name = "/android/user_error";
andstream->vflags = VFS_CAN_WRITE | VFS_HAS_PREFIX;
andstream->prefix = "/android";
andstream->suffix = NULL;
andstream->open = and_open;
andstream->close = and_close;
andstream->get_char = and_get;
andstream->put_char = and_put;
andstream->flush = and_flush;
andstream->seek = and_seek;
andstream->next = GLOBAL_VFS;
GLOBAL_VFS = andstream;
Yap_InitStdStream(StdOutStream, Output_Stream_f | Append_Stream_f, NULL, andstream);
Yap_InitStdStream(StdErrStream, Output_Stream_f | Append_Stream_f, NULL, andstream); //streamerInstance = 0;
} ;
}