Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.1 / cinelerra / threadexec.C

diff --git a/cinelerra-5.1/cinelerra/threadexec.C b/cinelerra-5.1/cinelerra/threadexec.C
new file mode 100644 (file)
index 0000000..ead1204
--- /dev/null
+++ b/cinelerra-5.1/cinelerra/threadexec.C
@@ -0,0 +1,162 @@
+
+/*
+ * CINELERRA
+ * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
+ * 
+ * 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
+ * (at your option) 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
+ * 
+ */
+
+#include "mutex.h"
+#include "threadexec.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+#define MAX_ARGS 32
+
+
+
+
+
+ThreadExec::ThreadExec()
+ : Thread(1, 0, 0)
+{
+       Thread::set_synchronous(1);
+       arguments = new char*[MAX_ARGS];
+       total_arguments = 0;
+       start_lock = new Mutex;
+       stdin_fd = 0;
+       pipe_stdin = 0;
+       command_line = "";
+}
+
+ThreadExec::~ThreadExec()
+{              
+       if(pipe_stdin)
+       {
+               fflush(stdin_fd);
+               fclose(stdin_fd);
+               close(filedes[0]);
+               close(filedes[1]);
+       }
+
+       Thread::join();
+
+       for(int i = 0; i < total_arguments; i++)
+               delete [] arguments[i];
+       
+       delete start_lock;
+       delete [] arguments;
+}
+
+
+
+void ThreadExec::start_command(const char *command_line, int pipe_stdin)
+{
+       this->command_line = command_line;
+       this->pipe_stdin = pipe_stdin;
+
+       Thread::start();
+
+       start_lock->lock();
+       start_lock->lock();
+       start_lock->unlock();
+}
+
+
+void ThreadExec::run()
+{
+       char *path_ptr;
+       char *ptr;
+       char *argument_ptr;
+       char argument[BCTEXTLEN];
+       char command_line[BCTEXTLEN];
+
+       strcpy(command_line, this->command_line);
+
+
+
+// Set up arguments for exec
+       ptr = command_line;
+       path_ptr = path;
+       while(*ptr != ' ' && *ptr != 0)
+       {
+               *path_ptr++ = *ptr++;
+       }
+       *path_ptr = 0;
+
+       arguments[total_arguments] = new char[strlen(path) + 1];
+       strcpy(arguments[total_arguments], path);
+//printf("%s\n", arguments[total_arguments]);
+       total_arguments++;
+       arguments[total_arguments] = 0;
+
+       while(*ptr != 0)
+       {
+               ptr++;
+               argument_ptr = argument;
+               while(*ptr != ' ' && *ptr != 0)
+               {
+                       *argument_ptr++ = *ptr++;
+               }
+               *argument_ptr = 0;
+//printf("%s\n", argument);
+
+               arguments[total_arguments] = new char[strlen(argument) + 1];
+               strcpy(arguments[total_arguments], argument);
+               total_arguments++;
+               arguments[total_arguments] = 0;
+       }
+
+
+
+
+
+
+
+
+
+
+       if(pipe_stdin)
+       {
+               (void)pipe(filedes);
+               stdin_fd = fdopen(filedes[1], "w");
+       }
+
+       start_lock->unlock();
+
+printf("ThreadExec::run 1\n");
+       run_program(total_arguments, arguments, filedes[0]);
+
+printf("ThreadExec::run 2\n");
+
+
+}
+
+
+FILE* ThreadExec::get_stdin()
+{
+       return stdin_fd;
+}
+
+
+
+void ThreadExec::run_program(int argc, char *argv[], int stdin_fd)
+{
+}