Bare shell for testing the PSX subsystem (not ready yet).

svn path=/trunk/; revision=2531

posix/apps/baresh/sh.c

@@ -0,0 +1,60 @@
+/* $Id: sh.c,v 1.1 2002/01/20 21:22:29 ea Exp $
+ *
+ * baresh - Bare Shell for the PSX subsystem.
+ * Copyright (c) 2002 Emanuele Aliberti
+ * License: GNU GPL v2
+ */
+#include <stdio.h>
+#include <sys/types.h>
+#include <dirent.h>
+
+#define INPUT_BUFFER_SIZE 128
+
+int run=1;
+
+void cmd_exit(char*buf)
+{
+  run=0;
+}
+
+void cmd_pwd(char * buf)
+{
+  char pwd[1024];
+
+  getcwd(pwd,sizeof pwd);
+  printf("%s\n",pwd);
+}
+
+void cmd_ls(char*buf)
+{
+  char pwd[1024];
+  DIR * dir;
+  struct dirent * entry;
+
+  getcwd(pwd,sizeof pwd);
+  dir=opendir(pwd);
+  while (NULL!=(entry=readdir(dir)))
+  {
+    printf("%s\n",entry->d_name);
+  }
+  closedir(dir);
+}
+
+int main(int argc,char*argv[])
+{
+  char buf[INPUT_BUFFER_SIZE];
+
+  while (run)
+  {
+    printf("# ");
+    if (gets(buf))
+    {
+      if (!strcmp("exit",buf))    cmd_exit(buf);
+      else if (!strcmp("pwd",buf)) cmd_pwd(buf);
+      else if (!strcmp("ls",buf)) cmd_ls(buf);
+      else printf("%s: unknown command\n",argv[0]);
+    }
+  }
+  return 0;
+}
+/* EOF */