X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fruntime.h;h=8304b77bb9dd0c7b4d35442032daa89a5ba612b1;hb=646a14a9099c3c6bbb60ff09f7fb6a781a030815;hp=425db45a3899b291628c0a5135d0541c26270ac9;hpb=6208e9ee15dbdea405f53d70046f034fc3e0777b;p=sbcl.git diff --git a/src/runtime/runtime.h b/src/runtime/runtime.h index 425db45..8304b77 100644 --- a/src/runtime/runtime.h +++ b/src/runtime/runtime.h @@ -37,7 +37,7 @@ * problem.. */ #define QSHOW_SIGNALS 0 -#ifdef QSHOW_SIGNALS +#if QSHOW_SIGNALS #define FSHOW_SIGNAL FSHOW #else #define FSHOW_SIGNAL(args) @@ -80,12 +80,14 @@ typedef unsigned int lispobj; #endif static inline int -lowtag_of(lispobj obj) { +lowtag_of(lispobj obj) +{ return obj & LOWTAG_MASK; } static inline int -widetag_of(lispobj obj) { +widetag_of(lispobj obj) +{ return obj & WIDETAG_MASK; } @@ -128,29 +130,47 @@ native_pointer(lispobj obj) { return (lispobj *) ((pointer_sized_uint_t) (obj & ~LOWTAG_MASK)); } + /* inverse operation: create a suitably tagged lispobj from a native - * pointer or integer. Needs to be a macro due to the tedious C type - * system */ -#define make_lispobj(o,low_tag) ((lispobj)(LOW_WORD(o)|low_tag)) + * pointer or integer.*/ +static inline lispobj +make_lispobj(void *o, int low_tag) +{ + return LOW_WORD(o) | low_tag; +} -/* FIXME: There seems to be no reason that make_fixnum and fixnum_value - * can't be implemented as (possibly inline) functions. */ -#define make_fixnum(n) ((lispobj)((n)<>N_FIXNUM_TAG_BITS) +static inline lispobj +make_fixnum(long n) +{ + return n << N_FIXNUM_TAG_BITS; +} -/* Too bad ANSI C doesn't define "bool" as C++ does.. */ -typedef int boolean; +static inline long +fixnum_value(lispobj n) +{ + return n >> N_FIXNUM_TAG_BITS; +} -/* This only works for static symbols. */ -/* FIXME: should be called StaticSymbolFunction, right? */ -#define SymbolFunction(sym) \ - (((struct fdefn *)(native_pointer(SymbolValue(sym,0))))->fun) +#if defined(LISP_FEATURE_WIN32) +/* KLUDGE: Avoid double definition of boolean by rpcndr.h included via + * shlobj.h. + * + * FIXME: We should probably arrange to use the rpcndr.h boolean on Windows, + * or get rid of our own boolean type. If the boolean type is only used in + * the runtime, and never passed to Lisp, then it doesn't matter which one + * we use. + */ +#define boolean rpcndr_boolean +#include +#undef boolean +#endif +typedef int boolean; /* KLUDGE: As far as I can tell there's no ANSI C way of saying * "this function never returns". This is the way that you do it * in GCC later than version 2.5 or so. */ #if defined(__GNUC__) -#if __GNUC_PREREQ(2,5) +#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5) #define never_returns __attribute__ ((noreturn)) #else #define never_returns @@ -159,4 +179,7 @@ typedef int boolean; #define never_returns #endif +extern void *successful_malloc (size_t size); +extern char *copied_string (char *string); + #endif /* _SBCL_RUNTIME_H_ */