typedef long long int EMACS_INT;
typedef unsigned long long int EMACS_UINT;
# define EMACS_INT_MAX LLONG_MAX
-# define pI "ll"
+# ifdef __MINGW32__
+# define pI "I64"
+# else
+# define pI "ll"
+# endif
# else
# error "INTPTR_MAX too large"
# endif
(struct Lisp_Symbol *) ((intptr_t) XLI (a) - Lisp_Symbol \
+ (char *) lispsym))
# define lisp_h_XTYPE(a) ((enum Lisp_Type) (XLI (a) & ~VALMASK))
-# define lisp_h_XUNTAG(a, type) ((void *) (intptr_t) (XLI (a) - (type)))
+# define lisp_h_XUNTAG(a, type) \
+ __builtin_assume_aligned ((void *) (intptr_t) (XLI (a) - (type)), \
+ GCALIGNMENT)
#endif
/* When compiling via gcc -O0, define the key operations as macros, as
except the former expands to an integer constant expression. */
#define XLI_BUILTIN_LISPSYM(iname) TAG_SYMOFFSET ((iname) * sizeof *lispsym)
+/* LISPSYM_INITIALLY (Qfoo) is equivalent to Qfoo except it is
+ designed for use as an initializer, even for a constant initializer. */
+#define LISPSYM_INITIALLY(name) LISP_INITIALLY (XLI_BUILTIN_LISPSYM (i##name))
+
/* Declare extern constants for Lisp symbols. These can be helpful
when using a debugger like GDB, on older platforms where the debug
format does not represent C macros. */
#define DEFINE_LISP_SYMBOL(name) \
DEFINE_GDB_SYMBOL_BEGIN (Lisp_Object, name) \
- DEFINE_GDB_SYMBOL_END (LISP_INITIALLY (XLI_BUILTIN_LISPSYM (i##name)))
+ DEFINE_GDB_SYMBOL_END (LISPSYM_INITIALLY (name))
/* By default, define macros for Qt, etc., as this leads to a bit
better performance in the core Emacs interpreter. A plugin can
short min_args, max_args;
const char *symbol_name;
const char *intspec;
- const char *doc;
+ EMACS_INT doc;
};
enum char_table_specials
ptrdiff_t hash_put (struct Lisp_Hash_Table *, Lisp_Object, Lisp_Object,
EMACS_UINT);
void hash_remove_from_table (struct Lisp_Hash_Table *, Lisp_Object);
-extern struct hash_table_test hashtest_eq, hashtest_eql, hashtest_equal;
+extern struct hash_table_test const hashtest_eq, hashtest_eql, hashtest_equal;
extern void validate_subarray (Lisp_Object, Lisp_Object, Lisp_Object,
ptrdiff_t, ptrdiff_t *, ptrdiff_t *);
extern Lisp_Object substring_both (Lisp_Object, ptrdiff_t, ptrdiff_t,
ptrdiff_t, ptrdiff_t);
extern void adjust_markers_for_delete (ptrdiff_t, ptrdiff_t,
ptrdiff_t, ptrdiff_t);
+extern void adjust_markers_bytepos (ptrdiff_t, ptrdiff_t,
+ ptrdiff_t, ptrdiff_t, int);
extern void replace_range (ptrdiff_t, ptrdiff_t, Lisp_Object, bool, bool, bool);
extern void replace_range_2 (ptrdiff_t, ptrdiff_t, ptrdiff_t, ptrdiff_t,
const char *, ptrdiff_t, ptrdiff_t, bool);
INLINE void synchronize_system_messages_locale (void) {}
INLINE void synchronize_system_time_locale (void) {}
#endif
+extern char *emacs_strerror (int);
extern void shut_down_emacs (int, Lisp_Object);
/* True means don't do interactive redisplay and don't change tty modes. */
extern int wait_reading_process_output (intmax_t, int, int, bool, Lisp_Object,
struct Lisp_Process *, int);
/* Max value for the first argument of wait_reading_process_output. */
-#if __GNUC__ == 3 || (__GNUC__ == 4 && __GNUC_MINOR__ <= 5)
-/* Work around a bug in GCC 3.4.2, known to be fixed in GCC 4.6.3.
+#if GNUC_PREREQ (3, 0, 0) && ! GNUC_PREREQ (4, 6, 0)
+/* Work around a bug in GCC 3.4.2, known to be fixed in GCC 4.6.0.
The bug merely causes a bogus warning, but the warning is annoying. */
# define WAIT_READING_MAX min (TYPE_MAXIMUM (time_t), INTMAX_MAX)
#else
extern void add_gpm_wait_descriptor (int);
extern void delete_gpm_wait_descriptor (int);
#endif
-extern void init_process_emacs (void);
+extern void init_process_emacs (int);
extern void syms_of_process (void);
extern void setup_process_coding_systems (Lisp_Object);
Build with CPPFLAGS='-DUSE_STACK_LISP_OBJECTS=0' to disable it. */
#if (!defined USE_STACK_LISP_OBJECTS \
- && defined __GNUC__ && !defined __clang__ \
- && !(4 < __GNUC__ + (3 < __GNUC_MINOR__ + (2 <= __GNUC_PATCHLEVEL__))))
+ && defined __GNUC__ && !defined __clang__ && ! GNUC_PREREQ (4, 3, 2))
/* Work around GCC bugs 36584 and 35271, which were fixed in GCC 4.3.2. */
# define USE_STACK_LISP_OBJECTS false
#endif
STACK_CONS (d, Qnil)))) \
: list4 (a, b, c, d))
-/* Check whether stack-allocated strings are ASCII-only. */
+/* Declare NAME as an auto Lisp string if possible, a GC-based one if not.
+ Take its unibyte value from the null-terminated string STR,
+ an expression that should not have side effects.
+ STR's value is not necessarily copied. The resulting Lisp string
+ should not be modified or made visible to user code. */
-#if defined (ENABLE_CHECKING) && USE_STACK_LISP_OBJECTS
-extern const char *verify_ascii (const char *);
-#else
-# define verify_ascii(str) (str)
-#endif
+#define AUTO_STRING(name, str) \
+ AUTO_STRING_WITH_LEN (name, str, strlen (str))
/* Declare NAME as an auto Lisp string if possible, a GC-based one if not.
- Take its value from STR. STR is not necessarily copied and should
- contain only ASCII characters. The resulting Lisp string should
- not be modified or made visible to user code. */
+ Take its unibyte value from the null-terminated string STR with length LEN.
+ STR may have side effects and may contain null bytes.
+ STR's value is not necessarily copied. The resulting Lisp string
+ should not be modified or made visible to user code. */
-#define AUTO_STRING(name, str) \
+#define AUTO_STRING_WITH_LEN(name, str, len) \
Lisp_Object name = \
(USE_STACK_STRING \
? (make_lisp_ptr \
((&(union Aligned_String) \
- {{strlen (str), -1, 0, (unsigned char *) verify_ascii (str)}}.s), \
- Lisp_String)) \
- : build_string (verify_ascii (str)))
+ {{len, -1, 0, (unsigned char *) (str)}}.s), \
+ Lisp_String)) \
+ : make_unibyte_string (str, len))
/* Loop over all tails of a list, checking for cycles.
FIXME: Make tortoise and n internal declarations.