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- /***********************************************************/
- /* */
- /* Amiga C Encyclopedia (ACE) V3.0 Amiga C Club (ACC) */
- /* ------------------------------- ------------------ */
- /* */
- /* Book: ACM System Amiga C Club */
- /* Chapter: AmigaDOS Tulevagen 22 */
- /* File: Example7.c 181 41 LIDINGO */
- /* Author: Anders Bjerin SWEDEN */
- /* Date: 92-05-02 */
- /* Version: 1.10 */
- /* */
- /* Copyright 1992, Anders Bjerin - Amiga C Club (ACC) */
- /* */
- /* Registered members may use this program freely in their */
- /* own commercial/noncommercial programs/articles. */
- /* */
- /***********************************************************/
-
- /* This program takes a file/directory/device name as parameter, and */
- /* prints out some interesting information about it. */
-
-
- #include <libraries/dos.h>
- #include <exec/memory.h>
-
-
- main( argc, argv )
- int argc;
- char *argv[];
- {
- struct FileLock *lock;
- struct FileInfoBlock *fib_ptr; /* Declare a FileInfoBlock */
- /* pointer called fib_ptr. */
-
-
- if( argc < 2 )
- {
- /* No file/directory specified! */
- printf("What file/directory do you actually want to examine?\n");
- exit();
- }
-
-
-
- /* 1. Allocate enough memory for a FileInfoBlock structure: */
- /* (Here is some casting again. AllocMem() returns a CPTR memory */
- /* pointer, while fib_ptr is a pointer to a FileInfoBlock. It is */
- /* actually the same thing, but to not make the compiler upset we */
- /* tell it that AllocMem() returns a pointer to a FileInfoBlock.) */
- fib_ptr = (struct FileInfoBlock *)
- AllocMem( sizeof( struct FileInfoBlock ),
- MEMF_PUBLIC | MEMF_CLEAR );
-
- /* MEMF_PUBLIC: Any type of memory (chip/fast) */
- /* MEMF_CLEAR: Clear the allocated memory. */
-
- /* Check if we have allocated the memory successfully: */
- if( fib_ptr == NULL )
- {
- printf("Not enough memory!\n");
- exit();
- };
-
-
-
- /* 2. Try to lock the file: */
- /* (Casting again! We tell the compiler that Lock() returns a pointer */
- /* to a FileLock structure.) */
- lock = (struct FileLock *) Lock( argv[ 1 ], SHARED_LOCK );
-
- /* Colud we lock the file? */
- if( lock == NULL )
- {
- printf("Could not lock the file/directory!\n");
-
- /* Deallocate the memory we have allocated: */
- FreeMem( fib_ptr, sizeof( struct FileInfoBlock ) );
-
- exit();
- }
-
-
-
- /* 3. Try to get some information about the file: */
- if( Examine( lock, fib_ptr ) == NULL )
- {
- printf("Could not examine the file/directory!\n");
-
- /* Deallocate the memory we have allocated: */
- FreeMem( fib_ptr, sizeof( struct FileInfoBlock ) );
-
- /* Unlock the file: */
- UnLock( lock );
-
- exit();
- }
-
-
-
- /* 4. You may now examine the FileInfoBlock structure! */
-
- if( fib_ptr->fib_DirEntryType < 0 )
- printf("Type: File\n");
- else
- printf("Type: Directory\n");
-
- printf("Name: %s\n", fib_ptr->fib_FileName );
- printf("Size: %d\n", fib_ptr->fib_Size );
- printf("Blocks: %d\n", fib_ptr->fib_NumBlocks );
- printf("Comment: %s\n",
- fib_ptr->fib_Comment[0] != '\0' ? fib_ptr->fib_Comment : "No comment" );
-
- printf("Deletable: %s\n",
- fib_ptr->fib_Protection & FIBF_DELETE ? "On" : "Off" );
-
- printf("Executable: %s\n",
- fib_ptr->fib_Protection & FIBF_EXECUTE ? "On" : "Off" );
-
- printf("Writable: %s\n",
- fib_ptr->fib_Protection & FIBF_WRITE ? "On" : "Off" );
-
- printf("Readable: %s\n",
- fib_ptr->fib_Protection & FIBF_READ ? "On" : "Off" );
-
- printf("Archive: %s\n",
- fib_ptr->fib_Protection & FIBF_ARCHIVE ? "On" : "Off" );
-
- printf("Pure: %s\n",
- fib_ptr->fib_Protection & FIBF_PURE ? "On" : "Off" );
-
- printf("Script: %s\n",
- fib_ptr->fib_Protection & FIBF_SCRIPT ? "On" : "Off" );
-
- printf("Days: %d\n", fib_ptr->fib_Date.ds_Days );
- printf("Minutes: %d\n", fib_ptr->fib_Date.ds_Minute );
- printf("Ticks: %d\n", fib_ptr->fib_Date.ds_Tick );
-
-
-
- /* 5. Unlock the file: */
- UnLock( lock );
-
-
-
- /* 6. Deallocate the memory we have allocated: */
- FreeMem( fib_ptr, sizeof( struct FileInfoBlock ) );
- }
-