X-Git-Url: https://git.xonotic.org/?p=xonotic%2Fgmqcc.git;a=blobdiff_plain;f=gmqcc.h;h=71873dc72ac53019c4673724706dfa2773cffe41;hp=9223e4fac2e2076b56c9d1ad29436fff441a6e4a;hb=c7a62970a6d6f69166730a4d1fa6c227e6b1c818;hpb=2cc51b8eb060e6efab5b56cf471594911a79c5c1 diff --git a/gmqcc.h b/gmqcc.h index 9223e4f..71873dc 100644 --- a/gmqcc.h +++ b/gmqcc.h @@ -134,56 +134,93 @@ # define GMQCC_NORETURN #endif +/* TODO: visual studiblows work around */ +#ifndef _MSC_VER +# include +#endif + /* - * stdint.h and inttypes.h -less subset - * for systems that don't have it, which we must - * assume is all systems. (int8_t not required) + * Very roboust way at determining endianess at compile time: this handles + * almost every possible situation. Otherwise a runtime check has to be + * performed. */ -#if CHAR_MIN == -128 - typedef unsigned char uint8_t; /* same as below */ -#elif SCHAR_MIN == -128 - typedef unsigned char uint8_t; /* same as above */ +#define GMQCC_BYTE_ORDER_LITTLE 1234 +#define GMQCC_BYTE_ORDER_BIG 4321 + +#if defined (__GNUC__) || defined (__GNU_LIBRARY__) +# if defined (__FreeBSD__) || defined (__OpenBSD__) +# include +# elif defined (BSD) && (BSD >= 199103) || defined (__DJGPP__) || defined (__CYGWIN32__) +# include +# elif defined (__APPLE__) +# if defined (__BIG_ENDIAN__) && !defined(BIG_ENDIAN) +# define BIG_ENDIAN +# elif defined (__LITTLE_ENDIAN__) && !defined (LITTLE_ENDIAN) +# define LITTLE_ENDIAN +# endif +# elif !defined (__MINGW32__) +# include +# if !defined (__BEOS__) +# include +# endif +# endif #endif -#if SHRT_MAX == 0x7FFF - typedef short int16_t; - typedef unsigned short uint16_t; -#elif INT_MAX == 0x7FFF - typedef int int16_t; - typedef unsigned int uint16_t; +#if !defined(PLATFORM_BYTE_ORDER) +# if defined (LITTLE_ENDIAN) || defined (BIG_ENDIAN) +# if defined (LITTLE_ENDIAN) && !defined(BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif !defined (LITTLE_ENDIAN) && defined (BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# elif defined (BYTE_ORDER) && (BYTE_ORDER == LITTLE_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif defined (BYTE_ORDER) && (BYTE_ORDER == BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# endif +# elif defined (_LITTLE_ENDIAN) || defined (_BIG_ENDIAN) +# if defined (_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif !defined (_LITTLE_ENDIAN) && defined (_BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _LITTLE_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif defined (_BYTE_ORDER) && (_BYTE_ORDER == _BIG_ENDIAN) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# endif +# elif defined (__LITTLE_ENDIAN__) || defined (__BIG_ENDIAN__) +# if defined (__LITTLE_ENDIAN__) && !defined (__BIG_ENDIAN__) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif !defined (__LITTLE_ENDIAN__) && defined (__BIG_ENDIAN__) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __LITTLE_ENDIAN__) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __BIG_ENDIAN__) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# endif +# endif #endif -#if INT_MAX == 0x7FFFFFFF - typedef int int32_t; - typedef unsigned int uint32_t; -#elif LONG_MAX == 0x7FFFFFFF - typedef long int32_t; - typedef unsigned long uint32_t; +#if !defined (PLATFORM_BYTE_ORDER) +# if defined (__aplha__) || defined (__aplha) || defined (i386) || \ + defined (__i386__) || defined (_M_I86) || defined (_M_IX86) || \ + defined (__OS2__) || defined (sun386) || defined (__TURBOC__) || \ + defined (vax) || defined (vms) || defined (VMS) || \ + defined (__VMS) || defined (__x86_64__) || defined (_M_IA64) || \ + defined (_M_X64) || defined (__i386) || defined (__x86_64) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_LITTLE +# elif defined (AMIGA) || defined (applec) || defined (__AS400__) || \ + defined (_CRAY) || defined (__hppa) || defined (__hp9000) || \ + defined (ibm370) || defined (mc68000) || defined (m68k) || \ + defined (__MRC__) || defined (__MVS__) || defined (__MWERKS__) || \ + defined (sparc) || defined (__sparc) || defined (SYMANTEC_C) || \ + defined (__TANDEM) || defined (THINK_C) || defined (__VMCMS__) || \ + defined (__PPC__) || defined (__PPC) || defined (PPC) +# define PLATFORM_BYTE_ORDER GMQCC_BYTE_ORDER_BIG +# else +# define PLATFORM_BYTE_ORDER -1 +# endif #endif -#if defined(__GNUC__) || defined (__CLANG__) - typedef int int64_t __attribute__((__mode__(__DI__))); - typedef unsigned int uint64_t __attribute__((__mode__(__DI__))); -#elif defined(_MSC_VER) - typedef __int64 int64_t; - typedef unsigned __int64 uint64_t; -#else - /* - * Incorrectly size the types so static assertions below will - * fail. There is no valid way to get a 64bit type at this point - * without making assumptions of too many things. - */ - typedef struct { char _fail : 0; } int64_t; - typedef struct { char _fail : 0; } uint64_t; -#endif -/* Ensure type sizes are correct: */ -typedef char uint8_size_is_correct [sizeof(uint8_t) == 1?1:-1]; -typedef char uint16_size_is_correct [sizeof(uint16_t) == 2?1:-1]; -typedef char uint32_size_is_correct [sizeof(uint32_t) == 4?1:-1]; -typedef char uint64_size_is_correct [sizeof(uint64_t) == 8?1:-1]; -typedef char int16_size_if_correct [sizeof(int16_t) == 2?1:-1]; -typedef char int32_size_is_correct [sizeof(int32_t) == 4?1:-1]; -typedef char int64_size_is_correct [sizeof(int64_t) >= 8?1:-1]; /*===================================================================*/ /*=========================== util.c ================================*/ /*===================================================================*/ @@ -205,7 +242,7 @@ char *util_strsws (const char *); char *util_strchp (const char *, const char *); void util_debug (const char *, const char *, ...); int util_getline (char **, size_t *, FILE *); -void util_endianswap (void *, int, int); +void util_endianswap (void *, size_t, unsigned int); size_t util_strtocmd (const char *, char *, size_t); size_t util_strtononcmd (const char *, char *, size_t); @@ -335,7 +372,6 @@ enum { #define CV_WRONG 0x8000 extern const char *type_name [TYPE_COUNT]; -extern size_t type_sizeof [TYPE_COUNT]; extern uint16_t type_store_instr [TYPE_COUNT]; extern uint16_t field_store_instr[TYPE_COUNT]; @@ -871,9 +907,10 @@ typedef struct { longbit bit; } opts_flag_def; -bool opts_setflag (const char *, bool); -bool opts_setwarn (const char *, bool); -bool opts_setoptim(const char *, bool); +bool opts_setflag (const char *, bool); +bool opts_setwarn (const char *, bool); +bool opts_setwerror(const char *, bool); +bool opts_setoptim (const char *, bool); void opts_init (const char *, int, size_t); void opts_set (uint32_t *, size_t, bool); @@ -943,7 +980,6 @@ typedef struct { bool memchk; /* -memchk */ bool dumpfin; /* -dumpfin */ bool dump; /* -dump */ - bool werror; /* -Werror */ bool forcecrc; /* --force-crc= */ uint16_t forced_crc; /* --force-crc= */ bool pp_only; /* -E */ @@ -951,6 +987,7 @@ typedef struct { uint32_t flags [1 + (COUNT_FLAGS / 32)]; uint32_t warn [1 + (COUNT_WARNINGS / 32)]; + uint32_t werror [1 + (COUNT_WARNINGS / 32)]; uint32_t optimization[1 + (COUNT_OPTIMIZATIONS / 32)]; } opts_cmd_t; @@ -959,6 +996,7 @@ extern opts_cmd_t opts; /*===================================================================*/ #define OPTS_FLAG(i) (!! (opts.flags [(i)/32] & (1<< ((i)%32)))) #define OPTS_WARN(i) (!! (opts.warn [(i)/32] & (1<< ((i)%32)))) +#define OPTS_WERROR(i) (!! (opts.werror [(i)/32] & (1<< ((i)%32)))) #define OPTS_OPTIMIZATION(i) (!! (opts.optimization[(i)/32] & (1<< ((i)%32)))) #endif