/* Fundamental definitions for GNU Emacs Lisp interpreter.
- Copyright (C) 1985-1987, 1993-1995, 1997-2011
+ Copyright (C) 1985-1987, 1993-1995, 1997-2012
Free Software Foundation, Inc.
This file is part of GNU Emacs.
/* First, try and define DECL_ALIGN(type,var) which declares a static
variable VAR of type TYPE with the added requirement that it be
- TYPEBITS-aligned. */
+ TYPEBITS-aligned. */
+
+#ifndef GCTYPEBITS
+#define GCTYPEBITS 3
+#endif
+
+#ifndef VALBITS
+#define VALBITS (BITS_PER_EMACS_INT - GCTYPEBITS)
+#endif
+
#ifndef NO_DECL_ALIGN
# ifndef DECL_ALIGN
# if HAVE_ATTRIBUTE_ALIGNED
# define DECL_ALIGN(type, var) \
type __attribute__ ((__aligned__ (1 << GCTYPEBITS))) var
+# elif defined(_MSC_VER)
+# define ALIGN_GCTYPEBITS 8
+# if (1 << GCTYPEBITS) != ALIGN_GCTYPEBITS
+# error ALIGN_GCTYPEBITS is wrong!
+# endif
+# define DECL_ALIGN(type, var) \
+ type __declspec(align(ALIGN_GCTYPEBITS)) var
# else
/* What directives do other compilers use? */
# endif
|| defined DARWIN_OS || defined __sun)
/* We also need to be able to specify mult-of-8 alignment on static vars. */
# if defined DECL_ALIGN
-# define USE_LSB_TAG
+/* On hosts where VALBITS is greater than the pointer width in bits,
+ USE_LSB_TAG is:
+ a. unnecessary, because the top bits of an EMACS_INT are unused, and
+ b. slower, because it typically requires extra masking.
+ So, define USE_LSB_TAG only on hosts where it might be useful. */
+# if UINTPTR_MAX >> VALBITS != 0
+# define USE_LSB_TAG
+# endif
# endif
#endif
# endif
#endif
+/* Stolen from GDB. The only known compiler that doesn't support
+ enums in bitfields is MSVC. */
+#ifdef _MSC_VER
+#define ENUM_BF(TYPE) unsigned int
+#else
+#define ENUM_BF(TYPE) enum TYPE
+#endif
+
+
enum Lisp_Type
{
/* Integer. XINT (obj) is the integer value. */
Lisp_Fwd_Kboard_Obj, /* Fwd to a Lisp_Object field of kboards. */
};
-#ifndef GCTYPEBITS
-#define GCTYPEBITS 3
-#endif
-
-/* These values are overridden by the m- file on some machines. */
-#ifndef VALBITS
-#define VALBITS (BITS_PER_EMACS_INT - GCTYPEBITS)
-#endif
-
#ifdef USE_LISP_UNION_TYPE
#ifndef WORDS_BIGENDIAN
struct
{
- /* Use explict signed, the signedness of a bit-field of type
+ /* Use explicit signed, the signedness of a bit-field of type
int is implementation defined. */
signed EMACS_INT val : VALBITS;
- enum Lisp_Type type : GCTYPEBITS;
+ ENUM_BF (Lisp_Type) type : GCTYPEBITS;
} s;
struct
{
EMACS_UINT val : VALBITS;
- enum Lisp_Type type : GCTYPEBITS;
+ ENUM_BF (Lisp_Type) type : GCTYPEBITS;
} u;
}
Lisp_Object;
struct
{
- enum Lisp_Type type : GCTYPEBITS;
- /* Use explict signed, the signedness of a bit-field of type
+ ENUM_BF (Lisp_Type) type : GCTYPEBITS;
+ /* Use explicit signed, the signedness of a bit-field of type
int is implementation defined. */
signed EMACS_INT val : VALBITS;
} s;
struct
{
- enum Lisp_Type type : GCTYPEBITS;
+ ENUM_BF (Lisp_Type) type : GCTYPEBITS;
EMACS_UINT val : VALBITS;
} u;
}
/* Compute A OP B, using the unsigned comparison operator OP. A and B
should be integer expressions. This is not the same as
- mathemeatical comparison; for example, UNSIGNED_CMP (0, <, -1)
+ mathematical comparison; for example, UNSIGNED_CMP (0, <, -1)
returns 1. For efficiency, prefer plain unsigned comparison if A
and B's sizes both fit (after integer promotion). */
#define UNSIGNED_CMP(a, op, b) \
SYMBOL_PLAINVAL = 4,
SYMBOL_VARALIAS = 1,
SYMBOL_LOCALIZED = 2,
- SYMBOL_FORWARDED = 3
+ SYMBOL_FORWARDED = 3
};
-/* In a symbol, the markbit of the plist is used as the gc mark bit */
-
struct Lisp_Symbol
{
unsigned gcmarkbit : 1;
0 : it's a plain var, the value is in the `value' field.
1 : it's a varalias, the value is really in the `alias' symbol.
2 : it's a localized var, the value is in the `blv' object.
- 3 : it's a forwarding variable, the value is in `forward'.
- */
- enum symbol_redirect redirect : 3;
+ 3 : it's a forwarding variable, the value is in `forward'. */
+ ENUM_BF (symbol_redirect) redirect : 3;
/* Non-zero means symbol is constant, i.e. changing its value
should signal an error. If the value is 3, then the var
unsigned declared_special : 1;
/* The symbol's name, as a Lisp string.
-
The name "xname" is used to intentionally break code referring to
the old field "name" of type pointer to struct Lisp_String. */
Lisp_Object xname;
- /* Value of the symbol or Qunbound if unbound. If this symbol is a
- defvaralias, `alias' contains the symbol for which it is an
- alias. Use the SYMBOL_VALUE and SET_SYMBOL_VALUE macros to get
- and set a symbol's value, to take defvaralias into account. */
+ /* Value of the symbol or Qunbound if unbound. Which alternative of the
+ union is used depends on the `redirect' field above. */
union {
Lisp_Object value;
struct Lisp_Symbol *alias;
struct Lisp_Misc_Any /* Supertype of all Misc types. */
{
- enum Lisp_Misc_Type type : 16; /* = Lisp_Misc_??? */
+ ENUM_BF (Lisp_Misc_Type) type : 16; /* = Lisp_Misc_??? */
unsigned gcmarkbit : 1;
int spacer : 15;
- /* Make it as long as "Lisp_Free without padding". */
+ /* Make it as long as "Lisp_Free without padding". */
void *fill;
};
struct Lisp_Marker
{
- enum Lisp_Misc_Type type : 16; /* = Lisp_Misc_Marker */
+ ENUM_BF (Lisp_Misc_Type) type : 16; /* = Lisp_Misc_Marker */
unsigned gcmarkbit : 1;
int spacer : 13;
/* This flag is temporarily used in the functions
I.e. 9words plus 2 bits, 3words of which are for external linked lists.
*/
{
- enum Lisp_Misc_Type type : 16; /* = Lisp_Misc_Overlay */
+ ENUM_BF (Lisp_Misc_Type) type : 16; /* = Lisp_Misc_Overlay */
unsigned gcmarkbit : 1;
int spacer : 15;
struct Lisp_Overlay *next;
This type of object is used in the arg to record_unwind_protect. */
struct Lisp_Save_Value
{
- enum Lisp_Misc_Type type : 16; /* = Lisp_Misc_Save_Value */
+ ENUM_BF (Lisp_Misc_Type) type : 16; /* = Lisp_Misc_Save_Value */
unsigned gcmarkbit : 1;
int spacer : 14;
/* If DOGC is set, POINTER is the address of a memory
/* A miscellaneous object, when it's on the free list. */
struct Lisp_Free
{
- enum Lisp_Misc_Type type : 16; /* = Lisp_Misc_Free */
+ ENUM_BF (Lisp_Misc_Type) type : 16; /* = Lisp_Misc_Free */
unsigned gcmarkbit : 1;
int spacer : 15;
union Lisp_Misc *chain;
itself. */
#define CHARACTERBITS 22
-/* The maximum byte size consumed by push_key_description.
- All callers should assure that at least this size of memory is
- allocated at the place pointed by the second argument.
-
- There are 6 modifiers, each consumes 2 chars.
- The octal form of a character code consumes
- (1 + CHARACTERBITS / 3 + 1) chars (including backslash at the head).
- We need one more byte for string terminator `\0'. */
-#define KEY_DESCRIPTION_SIZE ((2 * 6) + 1 + (CHARACTERBITS / 3) + 1 + 1)
-
\f
/* The glyph datatype, used to represent characters on the display.
It consists of a char code and a face id. */
CHECK_NATNUM (tmp); \
XSETCDR ((x), tmp); \
} while (0)
-
-/* Cast pointers to this type to compare them. */
-#define PNTR_COMPARISON_TYPE uintptr_t
\f
/* Define a built-in function for calling from Lisp.
`lname' should be the name to give the function in Lisp,
/* This version of DEFUN declares a function prototype with the right
arguments, so we can catch errors with maxargs at compile-time. */
-#define DEFUN(lname, fnname, sname, minargs, maxargs, intspec, doc) \
- Lisp_Object fnname DEFUN_ARGS_ ## maxargs ; \
- static DECL_ALIGN (struct Lisp_Subr, sname) = \
- { PVEC_SUBR, \
- { .a ## maxargs = fnname }, \
- minargs, maxargs, lname, intspec, 0}; \
- Lisp_Object fnname
+#ifdef _MSC_VER
+#define DEFUN(lname, fnname, sname, minargs, maxargs, intspec, doc) \
+ Lisp_Object fnname DEFUN_ARGS_ ## maxargs ; \
+ static DECL_ALIGN (struct Lisp_Subr, sname) = \
+ { PVEC_SUBR | (sizeof (struct Lisp_Subr) / sizeof (EMACS_INT)), \
+ { (Lisp_Object (__cdecl *)(void))fnname }, \
+ minargs, maxargs, lname, intspec, 0}; \
+ Lisp_Object fnname
+#else /* not _MSC_VER */
+#define DEFUN(lname, fnname, sname, minargs, maxargs, intspec, doc) \
+ Lisp_Object fnname DEFUN_ARGS_ ## maxargs ; \
+ static DECL_ALIGN (struct Lisp_Subr, sname) = \
+ { PVEC_SUBR, \
+ { .a ## maxargs = fnname }, \
+ minargs, maxargs, lname, intspec, 0}; \
+ Lisp_Object fnname
+#endif
/* Note that the weird token-substitution semantics of ANSI C makes
this work for MANY and UNEVALLED. */
Exception: if you set immediate_quit to nonzero,
then the handler that responds to the C-g does the quit itself.
This is a good thing to do around a loop that has no side effects
- and (in particular) cannot call arbitrary Lisp code. */
+ and (in particular) cannot call arbitrary Lisp code.
+
+ If quit-flag is set to `kill-emacs' the SIGINT handler has received
+ a request to exit Emacs when it is safe to do. */
#ifdef SYNC_INPUT
extern void process_pending_signals (void);
#define ELSE_PENDING_SIGNALS
#endif /* not SYNC_INPUT */
+extern void process_quit_flag (void);
#define QUIT \
do { \
if (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) \
- { \
- Lisp_Object flag = Vquit_flag; \
- Vquit_flag = Qnil; \
- if (EQ (Vthrow_on_input, flag)) \
- Fthrow (Vthrow_on_input, Qt); \
- Fsignal (Qquit, Qnil); \
- } \
+ process_quit_flag (); \
ELSE_PENDING_SIGNALS \
} while (0)
|| GC_MARK_STACK == GC_MARK_STACK_CHECK_GCPROS)
-#define GCPRO1(var) \
- GCPRO1_VAR (var, gcpro)
-#define GCPRO2(var1, var2) \
- GCPRO2_VAR (var1, var2, gcpro)
-#define GCPRO3(var1, var2, var3) \
- GCPRO3_VAR (var1, var2, var3, gcpro)
-#define GCPRO4(var1, var2, var3, var4) \
- GCPRO4_VAR (var1, var2, var3, var4, gcpro)
-#define GCPRO5(var1, var2, var3, var4, var5) \
- GCPRO5_VAR (var1, var2, var3, var4, var5, gcpro)
-#define GCPRO6(var1, var2, var3, var4, var5, var6) \
- GCPRO6_VAR (var1, var2, var3, var4, var5, var6, gcpro)
-#define UNGCPRO UNGCPRO_VAR (gcpro)
-
#if GC_MARK_STACK == GC_MAKE_GCPROS_NOOPS
/* Do something silly with gcproN vars just so gcc shuts up. */
/* You get warnings from MIPSPro... */
-#define GCPRO1_VAR(var, gcpro) ((void) gcpro##1)
-#define GCPRO2_VAR(var1, var2, gcpro) \
- ((void) gcpro##2, (void) gcpro##1)
-#define GCPRO3_VAR(var1, var2, var3, gcpro) \
- ((void) gcpro##3, (void) gcpro##2, (void) gcpro##1)
-#define GCPRO4_VAR(var1, var2, var3, var4, gcpro) \
- ((void) gcpro##4, (void) gcpro##3, (void) gcpro##2, (void) gcpro##1)
-#define GCPRO5_VAR(var1, var2, var3, var4, var5, gcpro) \
- ((void) gcpro##5, (void) gcpro##4, (void) gcpro##3, (void) gcpro##2, \
- (void) gcpro##1)
-#define GCPRO6_VAR(var1, var2, var3, var4, var5, var6, gcpro) \
- ((void) gcpro##6, (void) gcpro##5, (void) gcpro##4, (void) gcpro##3, \
- (void) gcpro##2, (void) gcpro##1)
-#define UNGCPRO_VAR(gcpro) ((void) 0)
+#define GCPRO1(varname) ((void) gcpro1)
+#define GCPRO2(varname1, varname2) ((void) gcpro2, (void) gcpro1)
+#define GCPRO3(varname1, varname2, varname3) \
+ ((void) gcpro3, (void) gcpro2, (void) gcpro1)
+#define GCPRO4(varname1, varname2, varname3, varname4) \
+ ((void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1)
+#define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
+ ((void) gcpro5, (void) gcpro4, (void) gcpro3, (void) gcpro2, (void) gcpro1)
+#define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \
+ ((void) gcpro6, (void) gcpro5, (void) gcpro4, (void) gcpro3, (void) gcpro2, \
+ (void) gcpro1)
+#define UNGCPRO ((void) 0)
#else /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
#ifndef DEBUG_GCPRO
-#define GCPRO1_VAR(var, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var; gcpro##1.nvars = 1; \
- gcprolist = &gcpro##1; }
-
-#define GCPRO2_VAR(var1, var2, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var1; gcpro##1.nvars = 1; \
- gcpro##2.next = &gcpro##1; gcpro##2.var = &var2; gcpro##2.nvars = 1; \
- gcprolist = &gcpro##2; }
-
-#define GCPRO3_VAR(var1, var2, var3, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var1; gcpro##1.nvars = 1; \
- gcpro##2.next = &gcpro##1; gcpro##2.var = &var2; gcpro##2.nvars = 1; \
- gcpro##3.next = &gcpro##2; gcpro##3.var = &var3; gcpro##3.nvars = 1; \
- gcprolist = &gcpro##3; }
-
-#define GCPRO4_VAR(var1, var2, var3, var4, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var1; gcpro##1.nvars = 1; \
- gcpro##2.next = &gcpro##1; gcpro##2.var = &var2; gcpro##2.nvars = 1; \
- gcpro##3.next = &gcpro##2; gcpro##3.var = &var3; gcpro##3.nvars = 1; \
- gcpro##4.next = &gcpro##3; gcpro##4.var = &var4; gcpro##4.nvars = 1; \
- gcprolist = &gcpro##4; }
-
-#define GCPRO5_VAR(var1, var2, var3, var4, var5, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var1; gcpro##1.nvars = 1; \
- gcpro##2.next = &gcpro##1; gcpro##2.var = &var2; gcpro##2.nvars = 1; \
- gcpro##3.next = &gcpro##2; gcpro##3.var = &var3; gcpro##3.nvars = 1; \
- gcpro##4.next = &gcpro##3; gcpro##4.var = &var4; gcpro##4.nvars = 1; \
- gcpro##5.next = &gcpro##4; gcpro##5.var = &var5; gcpro##5.nvars = 1; \
- gcprolist = &gcpro##5; }
-
-#define GCPRO6_VAR(var1, var2, var3, var4, var5, var6, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var1; gcpro##1.nvars = 1; \
- gcpro##2.next = &gcpro##1; gcpro##2.var = &var2; gcpro##2.nvars = 1; \
- gcpro##3.next = &gcpro##2; gcpro##3.var = &var3; gcpro##3.nvars = 1; \
- gcpro##4.next = &gcpro##3; gcpro##4.var = &var4; gcpro##4.nvars = 1; \
- gcpro##5.next = &gcpro##4; gcpro##5.var = &var5; gcpro##5.nvars = 1; \
- gcpro##6.next = &gcpro##5; gcpro##6.var = &var6; gcpro##6.nvars = 1; \
- gcprolist = &gcpro##6; }
-
-#define UNGCPRO_VAR(gcpro) (gcprolist = gcpro##1.next)
+#define GCPRO1(varname) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \
+ gcprolist = &gcpro1; }
+
+#define GCPRO2(varname1, varname2) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
+ gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
+ gcprolist = &gcpro2; }
+
+#define GCPRO3(varname1, varname2, varname3) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
+ gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
+ gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
+ gcprolist = &gcpro3; }
+
+#define GCPRO4(varname1, varname2, varname3, varname4) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
+ gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
+ gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
+ gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
+ gcprolist = &gcpro4; }
+
+#define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
+ gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
+ gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
+ gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
+ gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
+ gcprolist = &gcpro5; }
+
+#define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
+ gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
+ gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
+ gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
+ gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
+ gcpro6.next = &gcpro5; gcpro6.var = &varname6; gcpro6.nvars = 1; \
+ gcprolist = &gcpro6; }
+
+#define UNGCPRO (gcprolist = gcpro1.next)
#else
extern int gcpro_level;
-#define GCPRO1_VAR(var, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var; gcpro##1.nvars = 1; \
- gcpro##1.level = gcpro_level++; \
- gcprolist = &gcpro##1; }
-
-#define GCPRO2_VAR(var1, var2, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var1; gcpro##1.nvars = 1; \
- gcpro##1.level = gcpro_level; \
- gcpro##2.next = &gcpro##1; gcpro##2.var = &var2; gcpro##2.nvars = 1; \
- gcpro##2.level = gcpro_level++; \
- gcprolist = &gcpro##2; }
-
-#define GCPRO3_VAR(var1, var2, var3, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var1; gcpro##1.nvars = 1; \
- gcpro##1.level = gcpro_level; \
- gcpro##2.next = &gcpro##1; gcpro##2.var = &var2; gcpro##2.nvars = 1; \
- gcpro##3.next = &gcpro##2; gcpro##3.var = &var3; gcpro##3.nvars = 1; \
- gcpro##3.level = gcpro_level++; \
- gcprolist = &gcpro##3; }
-
-#define GCPRO4_VAR(var1, var2, var3, var4, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var1; gcpro##1.nvars = 1; \
- gcpro##1.level = gcpro_level; \
- gcpro##2.next = &gcpro##1; gcpro##2.var = &var2; gcpro##2.nvars = 1; \
- gcpro##3.next = &gcpro##2; gcpro##3.var = &var3; gcpro##3.nvars = 1; \
- gcpro##4.next = &gcpro##3; gcpro##4.var = &var4; gcpro##4.nvars = 1; \
- gcpro##4.level = gcpro_level++; \
- gcprolist = &gcpro##4; }
-
-#define GCPRO5_VAR(var1, var2, var3, var4, var5, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var1; gcpro##1.nvars = 1; \
- gcpro##1.level = gcpro_level; \
- gcpro##2.next = &gcpro##1; gcpro##2.var = &var2; gcpro##2.nvars = 1; \
- gcpro##3.next = &gcpro##2; gcpro##3.var = &var3; gcpro##3.nvars = 1; \
- gcpro##4.next = &gcpro##3; gcpro##4.var = &var4; gcpro##4.nvars = 1; \
- gcpro##5.next = &gcpro##4; gcpro##5.var = &var5; gcpro##5.nvars = 1; \
- gcpro##5.level = gcpro_level++; \
- gcprolist = &gcpro##5; }
-
-#define GCPRO6_VAR(var1, var2, var3, var4, var5, var6, gcpro) \
- {gcpro##1.next = gcprolist; gcpro##1.var = &var1; gcpro##1.nvars = 1; \
- gcpro##1.level = gcpro_level; \
- gcpro##2.next = &gcpro##1; gcpro##2.var = &var2; gcpro##2.nvars = 1; \
- gcpro##3.next = &gcpro##2; gcpro##3.var = &var3; gcpro##3.nvars = 1; \
- gcpro##4.next = &gcpro##3; gcpro##4.var = &var4; gcpro##4.nvars = 1; \
- gcpro##5.next = &gcpro##4; gcpro##5.var = &var5; gcpro##5.nvars = 1; \
- gcpro##6.next = &gcpro##5; gcpro##6.var = &var6; gcpro##6.nvars = 1; \
- gcpro##6.level = gcpro_level++; \
- gcprolist = &gcpro##6; }
-
-#define UNGCPRO_VAR(gcpro) \
- ((--gcpro_level != gcpro##1.level) \
- ? (abort (), 0) \
- : ((gcprolist = gcpro##1.next), 0))
+#define GCPRO1(varname) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname; gcpro1.nvars = 1; \
+ gcpro1.level = gcpro_level++; \
+ gcprolist = &gcpro1; }
+
+#define GCPRO2(varname1, varname2) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
+ gcpro1.level = gcpro_level; \
+ gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
+ gcpro2.level = gcpro_level++; \
+ gcprolist = &gcpro2; }
+
+#define GCPRO3(varname1, varname2, varname3) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
+ gcpro1.level = gcpro_level; \
+ gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
+ gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
+ gcpro3.level = gcpro_level++; \
+ gcprolist = &gcpro3; }
+
+#define GCPRO4(varname1, varname2, varname3, varname4) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
+ gcpro1.level = gcpro_level; \
+ gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
+ gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
+ gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
+ gcpro4.level = gcpro_level++; \
+ gcprolist = &gcpro4; }
+
+#define GCPRO5(varname1, varname2, varname3, varname4, varname5) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
+ gcpro1.level = gcpro_level; \
+ gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
+ gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
+ gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
+ gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
+ gcpro5.level = gcpro_level++; \
+ gcprolist = &gcpro5; }
+
+#define GCPRO6(varname1, varname2, varname3, varname4, varname5, varname6) \
+ {gcpro1.next = gcprolist; gcpro1.var = &varname1; gcpro1.nvars = 1; \
+ gcpro1.level = gcpro_level; \
+ gcpro2.next = &gcpro1; gcpro2.var = &varname2; gcpro2.nvars = 1; \
+ gcpro3.next = &gcpro2; gcpro3.var = &varname3; gcpro3.nvars = 1; \
+ gcpro4.next = &gcpro3; gcpro4.var = &varname4; gcpro4.nvars = 1; \
+ gcpro5.next = &gcpro4; gcpro5.var = &varname5; gcpro5.nvars = 1; \
+ gcpro6.next = &gcpro5; gcpro6.var = &varname6; gcpro6.nvars = 1; \
+ gcpro6.level = gcpro_level++; \
+ gcprolist = &gcpro6; }
+
+#define UNGCPRO \
+ ((--gcpro_level != gcpro1.level) \
+ ? (abort (), 0) \
+ : ((gcprolist = gcpro1.next), 0))
#endif /* DEBUG_GCPRO */
#endif /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
extern Lisp_Object Qand_rest;
extern Lisp_Object Vautoload_queue;
extern Lisp_Object Vsignaling_function;
+extern Lisp_Object inhibit_lisp_code;
extern int handling_signal;
#if BYTE_MARK_STACK
extern struct catchtag *catchlist;
extern Lisp_Object make_temp_name (Lisp_Object, int);
extern Lisp_Object Qdelete_file;
-/* Defined in abbrev.c */
-
-extern void syms_of_abbrev (void);
-
/* Defined in search.c */
extern void shrink_regexp_cache (void);
EXFUN (Fstring_match, 3);
extern void init_keyboard (void);
extern void syms_of_keyboard (void);
extern void keys_of_keyboard (void);
-extern char *push_key_description (EMACS_INT, char *, int);
-
/* Defined in indent.c */
EXFUN (Fvertical_motion, 2);
#ifdef FLOAT_CATCH_SIGILL
extern void fatal_error_signal (int);
#endif
+extern Lisp_Object Qkill_emacs;
EXFUN (Fkill_emacs, 1) NO_RETURN;
#if HAVE_SETLOCALE
void fixup_locale (void);
#define SWITCH_ENUM_CAST(x) (x)
-/* Use this to suppress gcc's warnings. */
+/* Use this to suppress gcc's warnings. */
#ifdef lint
/* Use CODE only if lint checking is in effect. */
HCoop / bpt / emacs.git / blobdiff