From a43c3c8624e01d14ef5834dfadcf07a4ed97d5a2 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 1 Mar 2006 00:48:08 +0000 Subject: sync type style with glibc ... this fixes many alpha issues where it has different typesizes from the normal 64bit arch --- libc/sysdeps/linux/common/bits/types.h | 166 +++++++++++++++++++++------------ 1 file changed, 104 insertions(+), 62 deletions(-) (limited to 'libc/sysdeps/linux/common/bits/types.h') diff --git a/libc/sysdeps/linux/common/bits/types.h b/libc/sysdeps/linux/common/bits/types.h index 6068f6fd2..755af2ec9 100644 --- a/libc/sysdeps/linux/common/bits/types.h +++ b/libc/sysdeps/linux/common/bits/types.h @@ -70,94 +70,136 @@ typedef struct } __u_quad_t; #endif + +/* The machine-dependent file defines __*_T_TYPE + macros for each of the OS types we define below. The definitions + of those macros must use the following macros for underlying types. + We define __S_TYPE and __U_TYPE for the signed and unsigned + variants of each of the following integer types on this machine. + + 16 -- "natural" 16-bit type (always short) + 32 -- "natural" 32-bit type (always int) + 64 -- "natural" 64-bit type (long or long long) + LONG32 -- 32-bit type, traditionally long + QUAD -- 64-bit type, always long long + WORD -- natural type of __WORDSIZE bits (int or long) + LONGWORD -- type of __WORDSIZE bits, traditionally long + + We distinguish WORD/LONGWORD, 32/LONG32, and 64/QUAD so that the + conventional uses of `long' or `long long' type modifiers match the + types we define, even when a less-adorned type would be the same size. + This matters for (somewhat) portably writing printf/scanf formats for + these types, where using the appropriate l or ll format modifiers can + make the typedefs and the formats match up across all GNU platforms. If + we used `long' when it's 64 bits where `long long' is expected, then the + compiler would warn about the formats not matching the argument types, + and the programmer changing them to shut up the compiler would break the + program's portability. + + Here we assume what is presently the case in all the GCC configurations + we support: long long is always 64 bits, long is always word/address size, + and int is always 32 bits. */ + +#define __S16_TYPE short int +#define __U16_TYPE unsigned short int +#define __S32_TYPE int +#define __U32_TYPE unsigned int +#define __SLONGWORD_TYPE long int +#define __ULONGWORD_TYPE unsigned long int #if __WORDSIZE == 32 +# define __SQUAD_TYPE __quad_t +# define __UQUAD_TYPE __u_quad_t # define __SWORD_TYPE int +# define __UWORD_TYPE unsigned int +# define __SLONG32_TYPE long int +# define __ULONG32_TYPE unsigned long int +# define __S64_TYPE __quad_t +# define __U64_TYPE __u_quad_t +/* We want __extension__ before typedef's that use nonstandard base types + such as `long long' in C89 mode. */ +# define __STD_TYPE __extension__ typedef #elif __WORDSIZE == 64 +# define __SQUAD_TYPE long int +# define __UQUAD_TYPE unsigned long int # define __SWORD_TYPE long int +# define __UWORD_TYPE unsigned long int +# define __SLONG32_TYPE int +# define __ULONG32_TYPE unsigned int +# define __S64_TYPE long int +# define __U64_TYPE unsigned long int +/* No need to mark the typedef with __extension__. */ +# define __STD_TYPE typedef #else # error #endif - -typedef __u_quad_t __dev_t; /* Type of device numbers. */ -typedef __u_int __uid_t; /* Type of user identifications. */ -typedef __u_int __gid_t; /* Type of group identifications. */ -typedef __u_long __ino_t; /* Type of file serial numbers. */ -typedef __u_int __mode_t; /* Type of file attribute bitmasks. */ -typedef __u_int __nlink_t; /* Type of file link counts. */ -typedef long int __off_t; /* Type of file sizes and offsets. */ -typedef __quad_t __loff_t; /* Type of file sizes and offsets. */ -typedef int __pid_t; /* Type of process identifications. */ -typedef __SWORD_TYPE __ssize_t; /* Type of a byte count, or error. */ -typedef __u_long __rlim_t; /* Type of resource counts. */ -typedef __u_quad_t __rlim64_t; /* Type of resource counts (LFS). */ -typedef __u_int __id_t; /* General type for ID. */ - -typedef struct - { - int __val[2]; - } __fsid_t; /* Type of file system IDs. */ - -/* Everythin' else. */ -typedef int __daddr_t; /* The type of a disk address. */ -typedef __quad_t *__rqaddr_t; -typedef char *__caddr_t; -typedef long int __time_t; -typedef unsigned int __useconds_t; -typedef long int __suseconds_t; -typedef long int __swblk_t; /* Type of a swap block maybe? */ - -typedef long int __clock_t; +#include /* Defines __*_T_TYPE macros. */ + + +__STD_TYPE __DEV_T_TYPE __dev_t; /* Type of device numbers. */ +__STD_TYPE __UID_T_TYPE __uid_t; /* Type of user identifications. */ +__STD_TYPE __GID_T_TYPE __gid_t; /* Type of group identifications. */ +__STD_TYPE __INO_T_TYPE __ino_t; /* Type of file serial numbers. */ +__STD_TYPE __INO64_T_TYPE __ino64_t; /* Type of file serial numbers (LFS).*/ +__STD_TYPE __MODE_T_TYPE __mode_t; /* Type of file attribute bitmasks. */ +__STD_TYPE __NLINK_T_TYPE __nlink_t; /* Type of file link counts. */ +__STD_TYPE __OFF_T_TYPE __off_t; /* Type of file sizes and offsets. */ +__STD_TYPE __OFF64_T_TYPE __off64_t; /* Type of file sizes and offsets (LFS). */ +__STD_TYPE __PID_T_TYPE __pid_t; /* Type of process identifications. */ +__STD_TYPE __FSID_T_TYPE __fsid_t; /* Type of file system IDs. */ +__STD_TYPE __CLOCK_T_TYPE __clock_t; /* Type of CPU usage counts. */ +__STD_TYPE __RLIM_T_TYPE __rlim_t; /* Type for resource measurement. */ +__STD_TYPE __RLIM64_T_TYPE __rlim64_t; /* Type for resource measurement (LFS). */ +__STD_TYPE __ID_T_TYPE __id_t; /* General type for IDs. */ +__STD_TYPE __TIME_T_TYPE __time_t; /* Seconds since the Epoch. */ +__STD_TYPE __USECONDS_T_TYPE __useconds_t; /* Count of microseconds. */ +__STD_TYPE __SUSECONDS_T_TYPE __suseconds_t; /* Signed count of microseconds. */ + +__STD_TYPE __DADDR_T_TYPE __daddr_t; /* The type of a disk address. */ +__STD_TYPE __SWBLK_T_TYPE __swblk_t; /* Type of a swap block maybe? */ +__STD_TYPE __KEY_T_TYPE __key_t; /* Type of an IPC key. */ /* Clock ID used in clock and timer functions. */ -typedef int __clockid_t; +__STD_TYPE __CLOCKID_T_TYPE __clockid_t; /* Timer ID returned by `timer_create'. */ -typedef void *__timer_t; - - -/* Number of descriptors that can fit in an `fd_set'. */ -#define __FD_SETSIZE 1024 - - -typedef int __key_t; - -/* Used in `struct shmid_ds'. */ -typedef __kernel_ipc_pid_t __ipc_pid_t; - +__STD_TYPE __TIMER_T_TYPE __timer_t; /* Type to represent block size. */ -typedef long int __blksize_t; +__STD_TYPE __BLKSIZE_T_TYPE __blksize_t; /* Types from the Large File Support interface. */ -/* Type to count number os disk blocks. */ -typedef long int __blkcnt_t; -typedef __quad_t __blkcnt64_t; +/* Type to count number of disk blocks. */ +__STD_TYPE __BLKCNT_T_TYPE __blkcnt_t; +__STD_TYPE __BLKCNT64_T_TYPE __blkcnt64_t; /* Type to count file system blocks. */ -typedef __u_long __fsblkcnt_t; -typedef __u_quad_t __fsblkcnt64_t; - -/* Type to count file system inodes. */ -typedef __u_long __fsfilcnt_t; -typedef __u_quad_t __fsfilcnt64_t; +__STD_TYPE __FSBLKCNT_T_TYPE __fsblkcnt_t; +__STD_TYPE __FSBLKCNT64_T_TYPE __fsblkcnt64_t; -/* Type of file serial numbers. */ -typedef __u_quad_t __ino64_t; +/* Type to count file system nodes. */ +__STD_TYPE __FSFILCNT_T_TYPE __fsfilcnt_t; +__STD_TYPE __FSFILCNT64_T_TYPE __fsfilcnt64_t; -/* Type of file sizes and offsets. */ -typedef __loff_t __off64_t; +__STD_TYPE __SSIZE_T_TYPE __ssize_t; /* Type of a byte count, or error. */ -/* Used in XTI. */ -typedef long int __t_scalar_t; -typedef unsigned long int __t_uscalar_t; +/* These few don't really vary by system, they always correspond + to one of the other defined types. */ +typedef __off64_t __loff_t; /* Type of file sizes and offsets (LFS). */ +typedef __quad_t *__qaddr_t; +typedef char *__caddr_t; /* Duplicates info from stdint.h but this is used in unistd.h. */ -typedef __SWORD_TYPE __intptr_t; +__STD_TYPE __SWORD_TYPE __intptr_t; /* Duplicate info from sys/socket.h. */ -typedef unsigned int __socklen_t; +__STD_TYPE __U32_TYPE __socklen_t; + + +#undef __STD_TYPE +/* Used in `struct shmid_ds'. */ +typedef __kernel_ipc_pid_t __ipc_pid_t; /* Now add the thread types. */ #if defined __UCLIBC_HAS_THREADS__ && (defined __USE_POSIX199506 || defined __USE_UNIX98) -- cgit v1.2.3