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/***********************************************************************/
/* */
/* Objective Caml */
/* */
/* Damien Doligez, projet Para, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* Automatique. Distributed only by permission. */
/* */
/***********************************************************************/
/* $Id$ */
/* Macintosh-specific stuff */
#include <CursorCtl.h>
#include <Files.h>
#include <stdio.h>
#include <stdlib.h>
#include <Strings.h>
#include <TextUtils.h>
#include <Timer.h>
#include <Types.h>
/* The user interface defaults to MPW tool. The standalone application
replaces these functions, as well as [main], [InitCursorCtl],
[RotateCursor], [atexit]
(see rotatecursor.c).
*/
void ui_exit (int return_code)
{
exit (return_code);
}
int ui_read (int file_desc, char *buf, unsigned int length)
{
return read (file_desc, buf, length);
}
int ui_write (int file_desc, char *buf, unsigned int length)
{
return write (file_desc, buf, length);
}
void ui_print_stderr (char *format, void *arg)
{
fprintf (stderr, format, arg);
}
/* Unix emulation stuff */
static short prevdir = 0;
int chdir (char *dir)
{
WDPBRec pb;
int result;
pb.ioCompletion = NULL;
pb.ioNamePtr = c2pstr (dir);
pb.ioVRefNum = 0;
pb.ioWDProcID = 'Caml';
pb.ioWDDirID = 0;
result = PBOpenWDSync (&pb);
p2cstr ((unsigned char *) dir);
if (result != noErr) return -1;
result = SetVol (NULL, pb.ioVRefNum);
if (result != noErr) return -1;
if (prevdir != 0){
prevdir = 0;
pb.ioVRefNum = prevdir;
PBCloseWDSync (&pb);
}
return 0;
}
static char *getfullpathid (short wd, long id);
static void cat_cp_str (char **cstr, StringPtr pstr)
{
int l2 = (unsigned char) pstr [0];
int l1 = strlen (*cstr);
int i;
*cstr = realloc (*cstr, l1 + l2);
if (*cstr == NULL) return;
for (i = 0; i < l2; i++){
(*cstr)[l1 + i] = pstr [i + 1];
}
(*cstr)[l1 + l2] = '\0';
}
static char *getfullpathpb (CInfoPBPtr pb)
{
char *result;
if (pb->hFileInfo.ioFlParID == fsRtParID){
result = malloc (1);
if (result == NULL) return NULL;
result [0] = '\0';
}else{
result = getfullpathid (pb->hFileInfo.ioVRefNum, pb->hFileInfo.ioFlParID);
if (result == NULL) return NULL;
}
cat_cp_str (&result, pb->hFileInfo.ioNamePtr);
if (pb->hFileInfo.ioFlAttrib & (1<<4)) cat_cp_str (&result, "\p:");
return result;
}
static char *getfullpathcwd (void)
{
CInfoPBRec pb;
Str255 pname;
pname [0] = 1;
pname [1] = ':';
pb.hFileInfo.ioCompletion = NULL;
pb.hFileInfo.ioVRefNum = 0;
pb.hFileInfo.ioNamePtr = pname;
pb.hFileInfo.ioFRefNum = 0;
pb.hFileInfo.ioFVersNum = 0;
pb.hFileInfo.ioFDirIndex = 0;
pb.hFileInfo.ioDirID = 0;
if (PBGetCatInfoSync (&pb) != noErr) return NULL;
pb.hFileInfo.ioFDirIndex = -1;
if (PBGetCatInfoSync (&pb) != noErr) return NULL;
return getfullpathpb (&pb);
}
static char *getfullpathid (short wd, long id)
{
CInfoPBRec pb;
Str255 name;
pb.hFileInfo.ioCompletion = NULL;
pb.hFileInfo.ioNamePtr = name;
pb.hFileInfo.ioVRefNum = wd;
pb.hFileInfo.ioFRefNum = 0;
pb.hFileInfo.ioFVersNum = 0;
pb.hFileInfo.ioFDirIndex = -1;
pb.hFileInfo.ioDirID = id;
if (PBGetCatInfoSync (&pb) != noErr) return NULL;
return getfullpathpb (&pb);
}
char *getcwd (char *buf, long size)
{
char *path = getfullpathcwd ();
if (path == NULL) return NULL;
if (strlen (path) >= size){
free (path);
return NULL;
}
if (buf == NULL){
return path;
}
strcpy (buf, path);
free (path);
return buf;
}
int system (char const *cmd)
{
char *filename;
FILE *f;
filename = getenv ("ocamlcommands");
if (filename == NULL) return 1;
f = fopen (filename, "a");
if (f == NULL) return 1;
fprintf (f, "%s\n", cmd);
fclose (f);
return 0;
}
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