105 lines
2.7 KiB
C
105 lines
2.7 KiB
C
/* unix.h
|
|
*
|
|
* $Id$
|
|
*
|
|
* Copyright 1990, 1991, 1992, 1993, 1994, 1995, Oliver Laumann, Berlin
|
|
* Copyright 2002, 2003 Sam Hocevar <sam@hocevar.net>, Paris
|
|
*
|
|
* This software was derived from Elk 1.2, which was Copyright 1987, 1988,
|
|
* 1989, Nixdorf Computer AG and TELES GmbH, Berlin (Elk 1.2 has been written
|
|
* by Oliver Laumann for TELES Telematic Services, Berlin, in a joint project
|
|
* between TELES and Nixdorf Microprocessor Engineering, Berlin).
|
|
*
|
|
* Oliver Laumann, TELES GmbH, Nixdorf Computer AG and Sam Hocevar, as co-
|
|
* owners or individual owners of copyright in this software, grant to any
|
|
* person or company a worldwide, royalty free, license to
|
|
*
|
|
* i) copy this software,
|
|
* ii) prepare derivative works based on this software,
|
|
* iii) distribute copies of this software or derivative works,
|
|
* iv) perform this software, or
|
|
* v) display this software,
|
|
*
|
|
* provided that this notice is not removed and that neither Oliver Laumann
|
|
* nor Teles nor Nixdorf are deemed to have made any representations as to
|
|
* the suitability of this software for any purpose nor are held responsible
|
|
* for any defects of this software.
|
|
*
|
|
* THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/param.h>
|
|
#include <time.h>
|
|
#ifdef HAVE_SYS_WAIT_H
|
|
# include <sys/wait.h>
|
|
#endif
|
|
#include <fcntl.h>
|
|
#include <errno.h>
|
|
|
|
#ifdef HAVE_UNISTD_H
|
|
# include <unistd.h>
|
|
#endif
|
|
|
|
#include "scheme.h"
|
|
|
|
extern int errno;
|
|
extern char *index();
|
|
|
|
extern Object Unix_Errobj, V_Call_Errhandler;
|
|
extern SYMDESCR Lseek_Syms[];
|
|
|
|
Object Integer_Pair (int, int);
|
|
Object Syms_To_List (SYMDESCR*);
|
|
|
|
extern void Check_Result_Vector (Object, unsigned int);
|
|
extern int Num_Filedescriptors ();
|
|
|
|
#define Get_Filename_Or_Filedescr(obj,fd,fn) \
|
|
switch (TYPE(obj)) {\
|
|
case T_String: case T_Symbol:\
|
|
(fn) = Get_Strsym(obj); break;\
|
|
case T_Fixnum: case T_Bignum:\
|
|
(fd) = Get_Integer(obj); break;\
|
|
default:\
|
|
Wrong_Type_Combination(obj, "symbol, string, or integer");\
|
|
}
|
|
|
|
#define Raise_System_Error(msg) {\
|
|
Saved_Errno = errno;\
|
|
Raise_Error(msg);\
|
|
}
|
|
|
|
#define Raise_Error(msg) {\
|
|
if (Var_Is_True(V_Call_Errhandler))\
|
|
Primitive_Error(msg);\
|
|
return Unix_Errobj;\
|
|
}
|
|
|
|
#define Raise_System_Error1(msg,a1) {\
|
|
Saved_Errno = errno;\
|
|
Raise_Error1(msg,a1);\
|
|
}
|
|
|
|
#define Raise_Error1(msg,a1) {\
|
|
if (Var_Is_True(V_Call_Errhandler))\
|
|
Primitive_Error(msg,a1);\
|
|
return Unix_Errobj;\
|
|
}
|
|
|
|
#define Raise_System_Error2(msg,a1,a2) {\
|
|
Saved_Errno = errno;\
|
|
Raise_Error2(msg,a1,a2);\
|
|
}
|
|
|
|
#define Raise_Error2(msg,a1,a2) {\
|
|
if (Var_Is_True(V_Call_Errhandler))\
|
|
Primitive_Error(msg,a1,a2);\
|
|
return Unix_Errobj;\
|
|
}
|
|
|
|
#define Def_Prim Define_Primitive
|