types of run time checks for Lisp objects. */
#ifdef GC_CHECK_CONS_LIST
-#define CHECK_CONS_LIST() check_cons_list()
+extern void check_cons_list (void);
+#define CHECK_CONS_LIST() check_cons_list ()
#else
-#define CHECK_CONS_LIST() ((void)0)
+#define CHECK_CONS_LIST() ((void) 0)
#endif
/* These are default choices for the types to use. */
/* Define an Emacs version of "assert", since some system ones are
flaky. */
#ifndef ENABLE_CHECKING
-#define eassert(X) (void) 0
+#define eassert(X) ((void) (0 && (X))) /* Check that X compiles. */
#else /* ENABLE_CHECKING */
#if defined (__GNUC__) && __GNUC__ >= 2 && defined (__STDC__)
#define eassert(cond) CHECK(cond,"assertion failed: " #cond)
#endif /* not __GNUC__ */
+/* Nonzero iff C is an ASCII character. */
+#define ASCII_CHAR_P(c) ((unsigned) (c) < 0x80)
+
/* Almost equivalent to Faref (CT, IDX) with optimization for ASCII
characters. Do not check validity of CT. */
#define CHAR_TABLE_REF(CT, IDX) \
#define QUITP (!NILP (Vquit_flag) && NILP (Vinhibit_quit))
\f
-/* Variables used locally in the following case handling macros. */
-extern int case_temp1;
-extern Lisp_Object case_temp2;
-
-/* Current buffer's map from characters to lower-case characters. */
-
-#define DOWNCASE_TABLE BVAR (current_buffer, downcase_table)
-
-/* Current buffer's map from characters to upper-case characters. */
-
-#define UPCASE_TABLE BVAR (current_buffer, upcase_table)
-
-/* Downcase a character, or make no change if that cannot be done. */
-
-#define DOWNCASE(CH) \
- ((case_temp1 = (CH), \
- case_temp2 = CHAR_TABLE_REF (DOWNCASE_TABLE, case_temp1), \
- NATNUMP (case_temp2)) \
- ? XFASTINT (case_temp2) : case_temp1)
-
-/* 1 if CH is upper case. */
-
-#define UPPERCASEP(CH) (DOWNCASE (CH) != (CH))
-
-/* 1 if CH is neither upper nor lower case. */
-
-#define NOCASEP(CH) (UPCASE1 (CH) == (CH))
-
-/* 1 if CH is lower case. */
-
-#define LOWERCASEP(CH) (!UPPERCASEP (CH) && !NOCASEP(CH))
-
-/* Upcase a character, or make no change if that cannot be done. */
-
-#define UPCASE(CH) (!UPPERCASEP (CH) ? UPCASE1 (CH) : (CH))
-
-/* Upcase a character known to be not upper case. */
-
-#define UPCASE1(CH) \
- ((case_temp1 = (CH), \
- case_temp2 = CHAR_TABLE_REF (UPCASE_TABLE, case_temp1), \
- NATNUMP (case_temp2)) \
- ? XFASTINT (case_temp2) : case_temp1)
-
extern Lisp_Object Vascii_downcase_table, Vascii_upcase_table;
extern Lisp_Object Vascii_canon_table, Vascii_eqv_table;
\f
|| 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(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)
+#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)
#else /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
#ifndef DEBUG_GCPRO
-#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)
+#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)
#else
extern int gcpro_level;
-#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))
+#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))
#endif /* DEBUG_GCPRO */
#endif /* GC_MARK_STACK != GC_MAKE_GCPROS_NOOPS */
/* Defined in fringe.c */
extern void syms_of_fringe (void);
extern void init_fringe (void);
+#ifdef HAVE_WINDOW_SYSTEM
+extern void mark_fringe_data (void);
extern void init_fringe_once (void);
+#endif /* HAVE_WINDOW_SYSTEM */
/* Defined in image.c */
extern Lisp_Object QCascent, QCmargin, QCrelief, Qcount, Qextension_data;
/* Defined in dispnew.c */
extern Lisp_Object selected_frame;
+extern Lisp_Object Vwindow_system;
EXFUN (Fding, 1);
EXFUN (Fredraw_frame, 1);
EXFUN (Fsleep_for, 2);
EXFUN (Ferror_message_string, 1);
extern Lisp_Object Qstandard_output;
extern Lisp_Object Qexternal_debugging_output;
+extern void debug_output_compilation_hack (int);
extern void temp_output_buffer_setup (const char *);
extern int print_level;
extern Lisp_Object Qprint_escape_newlines;
extern Lisp_Object safe_call1 (Lisp_Object, Lisp_Object);
extern Lisp_Object safe_call2 (Lisp_Object, Lisp_Object, Lisp_Object);
extern void init_eval (void);
+extern void mark_backtrace (void);
extern void syms_of_eval (void);
+/* Defined in editfns.c */
extern Lisp_Object Qfield;
EXFUN (Fcurrent_message, 0);
EXFUN (Fgoto_char, 1);
extern Lisp_Object make_buffer_string_both (EMACS_INT, EMACS_INT, EMACS_INT,
EMACS_INT, int);
extern void init_editfns (void);
+const char *get_system_name (void);
+const char *get_operating_system_release (void);
extern void syms_of_editfns (void);
EXFUN (Fconstrain_to_field, 5);
EXFUN (Ffield_end, 3);
extern void clear_charpos_cache (struct buffer *);
extern EMACS_INT charpos_to_bytepos (EMACS_INT);
extern EMACS_INT buf_charpos_to_bytepos (struct buffer *, EMACS_INT);
+extern EMACS_INT verify_bytepos (EMACS_INT charpos);
extern EMACS_INT buf_bytepos_to_charpos (struct buffer *, EMACS_INT);
extern void unchain_marker (struct Lisp_Marker *marker);
extern Lisp_Object set_marker_restricted (Lisp_Object, Lisp_Object, Lisp_Object);
extern Lisp_Object set_marker_both (Lisp_Object, Lisp_Object, EMACS_INT, EMACS_INT);
extern Lisp_Object set_marker_restricted_both (Lisp_Object, Lisp_Object,
EMACS_INT, EMACS_INT);
+extern int count_markers (struct buffer *);
extern void syms_of_marker (void);
/* Defined in fileio.c */
extern Lisp_Object Qfile_exists_p;
extern Lisp_Object Qfile_directory_p;
extern Lisp_Object Qinsert_file_contents;
+extern Lisp_Object Qfile_name_history;
EXFUN (Ffind_file_name_handler, 2);
EXFUN (Ffile_name_as_directory, 1);
EXFUN (Fexpand_file_name, 2);
EXFUN (Fmatch_beginning, 1);
EXFUN (Fmatch_end, 1);
extern void record_unwind_save_match_data (void);
+struct re_registers;
+extern struct re_pattern_buffer *compile_pattern (Lisp_Object,
+ struct re_registers *,
+ Lisp_Object, int, int);
extern int fast_string_match (Lisp_Object, Lisp_Object);
extern int fast_c_string_match_ignore_case (Lisp_Object, const char *);
extern int fast_string_match_ignore_case (Lisp_Object, Lisp_Object);
extern Lisp_Object command_loop_1 (void);
extern Lisp_Object recursive_edit_1 (void);
extern void record_auto_save (void);
+extern void force_auto_save_soon (void);
extern void init_keyboard (void);
extern void syms_of_keyboard (void);
extern void keys_of_keyboard (void);
extern Lisp_Object empty_unibyte_string, empty_multibyte_string;
extern Lisp_Object Qfile_name_handler_alist;
extern void (*fatal_error_signal_hook) (void);
+extern SIGTYPE fatal_error_signal (int);
EXFUN (Fkill_emacs, 1) NO_RETURN;
#if HAVE_SETLOCALE
void fixup_locale (void);
extern void setup_pty (int);
extern int set_window_size (int, int, int);
extern void create_process (Lisp_Object, char **, Lisp_Object);
+extern long get_random (void);
+extern void seed_random (long);
extern int emacs_open (const char *, int, int);
extern int emacs_close (int);
extern int emacs_read (int, char *, unsigned int);
/* Defined in term.c */
extern int *char_ins_del_vector;
+extern void mark_ttys (void);
extern void syms_of_term (void);
extern void fatal (const char *msgid, ...) NO_RETURN;
&& (circular_list_error ((list)), 1))) \
: 0)))
+/* Use this to suppress gcc's `...may be used before initialized' warnings. */
+#ifdef lint
+# define IF_LINT(Code) Code
+#else
+# define IF_LINT(Code) /* empty */
+#endif
+
/* The ubiquitous min and max macros. */
#ifdef max