mirror of
https://github.com/pbatard/rufus.git
synced 2024-08-14 23:57:05 +00:00
f233191d54
* This adds ZIP64 support, which is required to extract zip archives that are larger than 4GB. * Closes #2264 * Also fix a MinGW warning in pki.c and improve the UEFI revocation messages.
648 lines
18 KiB
C
648 lines
18 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Copyright 2006, Bernhard Reutner-Fischer
|
|
*
|
|
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
|
|
*/
|
|
#ifndef BB_PLATFORM_H
|
|
#define BB_PLATFORM_H 1
|
|
|
|
|
|
/* Convenience macros to test the version of gcc. */
|
|
#undef __GNUC_PREREQ
|
|
#if defined __GNUC__ && defined __GNUC_MINOR__
|
|
# define __GNUC_PREREQ(maj, min) \
|
|
((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
|
|
#else
|
|
# define __GNUC_PREREQ(maj, min) 0
|
|
#endif
|
|
|
|
/* __restrict is known in EGCS 1.2 and above. */
|
|
#if !__GNUC_PREREQ(2,92)
|
|
# ifndef __restrict
|
|
# define __restrict
|
|
# endif
|
|
#endif
|
|
|
|
#if !__GNUC_PREREQ(2,7)
|
|
# ifndef __attribute__
|
|
# define __attribute__(x)
|
|
# endif
|
|
#endif
|
|
|
|
#undef inline
|
|
#if defined(__STDC_VERSION__) && __STDC_VERSION__ > 199901L
|
|
/* it's a keyword */
|
|
#elif __GNUC_PREREQ(2,7)
|
|
# define inline __inline__
|
|
#elif defined(_MSC_VER)
|
|
#define inline __inline
|
|
#else
|
|
# define inline
|
|
#endif
|
|
|
|
#ifndef __const
|
|
# define __const const
|
|
#endif
|
|
|
|
#define UNUSED_PARAM __attribute__ ((__unused__))
|
|
#define NORETURN __attribute__ ((__noreturn__))
|
|
/* "The malloc attribute is used to tell the compiler that a function
|
|
* may be treated as if any non-NULL pointer it returns cannot alias
|
|
* any other pointer valid when the function returns. This will often
|
|
* improve optimization. Standard functions with this property include
|
|
* malloc and calloc. realloc-like functions have this property as long
|
|
* as the old pointer is never referred to (including comparing it
|
|
* to the new pointer) after the function returns a non-NULL value."
|
|
*/
|
|
#if defined(__GNUC__)
|
|
#define RETURNS_MALLOC __attribute__ ((malloc))
|
|
#define PACKED __attribute__ ((__packed__))
|
|
#define ALIGNED(m) __attribute__ ((__aligned__(m)))
|
|
#define PRAGMA_BEGIN_PACKED
|
|
#define PRAGMA_END_PACKED
|
|
#elif defined(_MSC_VER)
|
|
#define RETURNS_MALLOC
|
|
#define PACKED
|
|
#define ALIGNED(m) __declspec(align(m))
|
|
#define PRAGMA_BEGIN_PACKED __pragma(pack(push, 1))
|
|
#define PRAGMA_END_PACKED __pragma(pack(pop))
|
|
#endif
|
|
|
|
/* __NO_INLINE__: some gcc's do not honor inlining! :( */
|
|
#if __GNUC_PREREQ(3,0) && !defined(__NO_INLINE__)
|
|
# define ALWAYS_INLINE __attribute__ ((always_inline)) inline
|
|
/* I've seen a toolchain where I needed __noinline__ instead of noinline */
|
|
# define NOINLINE __attribute__((__noinline__))
|
|
# if !ENABLE_WERROR
|
|
# define DEPRECATED __attribute__ ((__deprecated__))
|
|
# define UNUSED_PARAM_RESULT __attribute__ ((warn_unused_result))
|
|
# else
|
|
# define DEPRECATED
|
|
# define UNUSED_PARAM_RESULT
|
|
# endif
|
|
#else
|
|
# define ALWAYS_INLINE inline
|
|
# define NOINLINE
|
|
# define DEPRECATED
|
|
# define UNUSED_PARAM_RESULT
|
|
#endif
|
|
|
|
/* used by unit test machinery to run registration functions before calling main() */
|
|
#define INIT_FUNC __attribute__ ((constructor))
|
|
|
|
/* -fwhole-program makes all symbols local. The attribute externally_visible
|
|
* forces a symbol global. */
|
|
#if __GNUC_PREREQ(4,1)
|
|
# define EXTERNALLY_VISIBLE __attribute__(( visibility("default") ))
|
|
//__attribute__ ((__externally_visible__))
|
|
#else
|
|
# define EXTERNALLY_VISIBLE
|
|
#endif
|
|
|
|
/* At 4.4 gcc become much more anal about this, need to use "aliased" types */
|
|
#if __GNUC_PREREQ(4,4)
|
|
# define FIX_ALIASING __attribute__((__may_alias__))
|
|
#else
|
|
# define FIX_ALIASING
|
|
#endif
|
|
|
|
/* We use __extension__ in some places to suppress -pedantic warnings
|
|
* about GCC extensions. This feature didn't work properly before
|
|
* gcc 2.8. */
|
|
#if !__GNUC_PREREQ(2,8)
|
|
# ifndef __extension__
|
|
# define __extension__
|
|
# endif
|
|
#endif
|
|
|
|
/* FAST_FUNC is a qualifier which (possibly) makes function call faster
|
|
* and/or smaller by using modified ABI. It is usually only needed
|
|
* on non-static, busybox internal functions. Recent versions of gcc
|
|
* optimize statics automatically. FAST_FUNC on static is required
|
|
* only if you need to match a function pointer's type */
|
|
#if __GNUC_PREREQ(3,0) && !defined(__MINGW32__) && defined(i386) /* || defined(__x86_64__)? */
|
|
/* stdcall makes callee to pop arguments from stack, not caller */
|
|
# define FAST_FUNC __attribute__((regparm(3),stdcall))
|
|
/* #elif ... - add your favorite arch today! */
|
|
#else
|
|
# define FAST_FUNC
|
|
#endif
|
|
|
|
/* Make all declarations hidden (-fvisibility flag only affects definitions) */
|
|
/* (don't include system headers after this until corresponding pop!) */
|
|
#if __GNUC_PREREQ(4,1) && !defined(__CYGWIN__)
|
|
# define PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN _Pragma("GCC visibility push(hidden)")
|
|
# define POP_SAVED_FUNCTION_VISIBILITY _Pragma("GCC visibility pop")
|
|
#else
|
|
# define PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
|
|
# define POP_SAVED_FUNCTION_VISIBILITY
|
|
#endif
|
|
|
|
/* gcc-2.95 had no va_copy but only __va_copy. */
|
|
#if !__GNUC_PREREQ(3,0)
|
|
# include <stdarg.h>
|
|
# if !defined va_copy && defined __va_copy
|
|
# define va_copy(d,s) __va_copy((d),(s))
|
|
# endif
|
|
#endif
|
|
|
|
|
|
/* ---- Endian Detection ------------------------------------ */
|
|
|
|
#include <limits.h>
|
|
#if defined(__digital__) && defined(__unix__)
|
|
# include <sex.h>
|
|
#elif defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) \
|
|
|| defined(__APPLE__)
|
|
# include <sys/resource.h> /* rlimit */
|
|
# include <machine/endian.h>
|
|
# define bswap_64 __bswap64
|
|
# define bswap_32 __bswap32
|
|
# define bswap_16 __bswap16
|
|
#elif defined(_MSC_VER) || defined(__MINGW32__)
|
|
#include <stdint.h>
|
|
#ifndef bswap_16
|
|
static __inline uint16_t bswap_16(uint16_t x)
|
|
{
|
|
x = (x>>8) | (x<<8);
|
|
return x;
|
|
}
|
|
#endif
|
|
|
|
#ifndef bswap_32
|
|
static __inline uint32_t bswap_32(uint32_t x)
|
|
{
|
|
x = ((x<<8)&0xFF00FF00) | ((x>>8)&0x00FF00FF);
|
|
x = (x>>16) | (x<<16);
|
|
return x;
|
|
}
|
|
#endif
|
|
|
|
#ifndef bswap_64
|
|
static __inline uint64_t bswap_64(uint64_t x)
|
|
{
|
|
union {
|
|
uint64_t ll;
|
|
uint32_t l[2];
|
|
} w, r;
|
|
w.ll = x;
|
|
r.l[0] = bswap_32(w.l[1]);
|
|
r.l[1] = bswap_32(w.l[0]);
|
|
return r.ll;
|
|
}
|
|
#endif
|
|
|
|
#else
|
|
# include <byteswap.h>
|
|
# include <endian.h>
|
|
#endif
|
|
|
|
#if defined(__BYTE_ORDER) && __BYTE_ORDER == __BIG_ENDIAN
|
|
# define BB_BIG_ENDIAN 1
|
|
# define BB_LITTLE_ENDIAN 0
|
|
#elif defined(__BYTE_ORDER) && __BYTE_ORDER == __LITTLE_ENDIAN
|
|
# define BB_BIG_ENDIAN 0
|
|
# define BB_LITTLE_ENDIAN 1
|
|
#elif defined(_BYTE_ORDER) && _BYTE_ORDER == _BIG_ENDIAN
|
|
# define BB_BIG_ENDIAN 1
|
|
# define BB_LITTLE_ENDIAN 0
|
|
#elif defined(_BYTE_ORDER) && _BYTE_ORDER == _LITTLE_ENDIAN
|
|
# define BB_BIG_ENDIAN 0
|
|
# define BB_LITTLE_ENDIAN 1
|
|
#elif defined(BYTE_ORDER) && BYTE_ORDER == BIG_ENDIAN
|
|
# define BB_BIG_ENDIAN 1
|
|
# define BB_LITTLE_ENDIAN 0
|
|
#elif defined(BYTE_ORDER) && BYTE_ORDER == LITTLE_ENDIAN
|
|
# define BB_BIG_ENDIAN 0
|
|
# define BB_LITTLE_ENDIAN 1
|
|
#elif defined(__386__) || defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || defined(_M_X64) || defined(_M_ARM) || (defined(_M_ARM64))
|
|
# define BB_BIG_ENDIAN 0
|
|
# define BB_LITTLE_ENDIAN 1
|
|
#else
|
|
# error "Can't determine endianness"
|
|
#endif
|
|
|
|
#if ULONG_MAX > 0xffffffff
|
|
# define bb_bswap_64(x) bswap_64(x)
|
|
#endif
|
|
|
|
/* SWAP_LEnn means "convert CPU<->little_endian by swapping bytes" */
|
|
#if BB_BIG_ENDIAN
|
|
# define SWAP_BE16(x) (x)
|
|
# define SWAP_BE32(x) (x)
|
|
# define SWAP_BE64(x) (x)
|
|
# define SWAP_LE16(x) bswap_16(x)
|
|
# define SWAP_LE32(x) bswap_32(x)
|
|
# define SWAP_LE64(x) bb_bswap_64(x)
|
|
# define IF_BIG_ENDIAN(...) __VA_ARGS__
|
|
# define IF_LITTLE_ENDIAN(...)
|
|
#else
|
|
# define SWAP_BE16(x) bswap_16(x)
|
|
# define SWAP_BE32(x) bswap_32(x)
|
|
# define SWAP_BE64(x) bb_bswap_64(x)
|
|
# define SWAP_LE16(x) (x)
|
|
# define SWAP_LE32(x) (x)
|
|
# define SWAP_LE64(x) (x)
|
|
# define IF_BIG_ENDIAN(...)
|
|
# define IF_LITTLE_ENDIAN(...) __VA_ARGS__
|
|
#endif
|
|
|
|
|
|
/* ---- Unaligned access ------------------------------------ */
|
|
|
|
#include <stdint.h>
|
|
typedef int bb__aliased_int FIX_ALIASING;
|
|
typedef long bb__aliased_long FIX_ALIASING;
|
|
typedef uint16_t bb__aliased_uint16_t FIX_ALIASING;
|
|
typedef uint32_t bb__aliased_uint32_t FIX_ALIASING;
|
|
typedef uint64_t bb__aliased_uint64_t FIX_ALIASING;
|
|
|
|
/* NB: unaligned parameter should be a pointer, aligned one -
|
|
* a lvalue. This makes it more likely to not swap them by mistake
|
|
*/
|
|
#if defined(i386) || defined(__x86_64__) || defined(__powerpc__)
|
|
# define BB_UNALIGNED_MEMACCESS_OK 1
|
|
# define move_from_unaligned_int(v, intp) ((v) = *(bb__aliased_int*)(intp))
|
|
# define move_from_unaligned_long(v, longp) ((v) = *(bb__aliased_long*)(longp))
|
|
# define move_from_unaligned16(v, u16p) ((v) = *(bb__aliased_uint16_t*)(u16p))
|
|
# define move_from_unaligned32(v, u32p) ((v) = *(bb__aliased_uint32_t*)(u32p))
|
|
# define move_to_unaligned16(u16p, v) (*(bb__aliased_uint16_t*)(u16p) = (v))
|
|
# define move_to_unaligned32(u32p, v) (*(bb__aliased_uint32_t*)(u32p) = (v))
|
|
/* #elif ... - add your favorite arch today! */
|
|
#else
|
|
# define BB_UNALIGNED_MEMACCESS_OK 0
|
|
/* performs reasonably well (gcc usually inlines memcpy here) */
|
|
# define move_from_unaligned_int(v, intp) (memcpy(&(v), (intp), sizeof(int)))
|
|
# define move_from_unaligned_long(v, longp) (memcpy(&(v), (longp), sizeof(long)))
|
|
# define move_from_unaligned16(v, u16p) (memcpy(&(v), (u16p), 2))
|
|
# define move_from_unaligned32(v, u32p) (memcpy(&(v), (u32p), 4))
|
|
# define move_to_unaligned16(u16p, v) do { \
|
|
uint16_t __t = (v); \
|
|
memcpy((u16p), &__t, 2); \
|
|
} while (0)
|
|
# define move_to_unaligned32(u32p, v) do { \
|
|
uint32_t __t = (v); \
|
|
memcpy((u32p), &__t, 4); \
|
|
} while (0)
|
|
#endif
|
|
|
|
|
|
/* ---- Size-saving "small" ints (arch-dependent) ----------- */
|
|
|
|
#if defined(__386__) || defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || defined(_M_X64) || defined(__mips__) || defined(__cris__)
|
|
/* add other arches which benefit from this... */
|
|
typedef signed char smallint;
|
|
typedef unsigned char smalluint;
|
|
#else
|
|
/* for arches where byte accesses generate larger code: */
|
|
typedef int smallint;
|
|
typedef unsigned smalluint;
|
|
#endif
|
|
|
|
/* ISO C Standard: 7.16 Boolean type and values <stdbool.h> */
|
|
#if (defined __digital__ && defined __unix__)
|
|
/* old system without (proper) C99 support */
|
|
# define bool smalluint
|
|
#else
|
|
/* modern system, so use it */
|
|
# include <stdbool.h>
|
|
#endif
|
|
|
|
|
|
/*----- Kernel versioning ------------------------------------*/
|
|
|
|
#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
|
|
|
|
#ifdef __UCLIBC__
|
|
# define UCLIBC_VERSION KERNEL_VERSION(__UCLIBC_MAJOR__, __UCLIBC_MINOR__, __UCLIBC_SUBLEVEL__)
|
|
#else
|
|
# define UCLIBC_VERSION 0
|
|
#endif
|
|
|
|
|
|
/* ---- Miscellaneous --------------------------------------- */
|
|
|
|
#if defined __GLIBC__ \
|
|
|| defined __UCLIBC__ \
|
|
|| defined __dietlibc__ \
|
|
|| defined __BIONIC__ \
|
|
|| defined _NEWLIB_VERSION
|
|
# include <features.h>
|
|
#endif
|
|
|
|
/* Define bb_setpgrp */
|
|
#if defined(__digital__) && defined(__unix__)
|
|
/* use legacy setpgrp(pid_t, pid_t) for now. move to platform.c */
|
|
# define bb_setpgrp() do { pid_t __me = getpid(); setpgrp(__me, __me); } while (0)
|
|
#else
|
|
# define bb_setpgrp() setpgrp()
|
|
#endif
|
|
|
|
/* Useful for defeating gcc's alignment of "char message[]"-like data */
|
|
#if !defined(__s390__)
|
|
/* on s390[x], non-word-aligned data accesses require larger code */
|
|
# define ALIGN1 __attribute__((aligned(1)))
|
|
# define ALIGN2 __attribute__((aligned(2)))
|
|
# define ALIGN4 __attribute__((aligned(4)))
|
|
#else
|
|
/* Arches which MUST have 2 or 4 byte alignment for everything are here */
|
|
# define ALIGN1
|
|
# define ALIGN2
|
|
# define ALIGN4
|
|
#endif
|
|
|
|
/*
|
|
* For 0.9.29 and svn, __ARCH_USE_MMU__ indicates no-mmu reliably.
|
|
* For earlier versions there is no reliable way to check if we are building
|
|
* for a mmu-less system.
|
|
*/
|
|
#if ENABLE_NOMMU || \
|
|
(defined __UCLIBC__ && \
|
|
UCLIBC_VERSION > KERNEL_VERSION(0, 9, 28) && \
|
|
!defined __ARCH_USE_MMU__)
|
|
# define BB_MMU 0
|
|
# define USE_FOR_NOMMU(...) __VA_ARGS__
|
|
# define USE_FOR_MMU(...)
|
|
#else
|
|
# define BB_MMU 1
|
|
# define USE_FOR_NOMMU(...)
|
|
# define USE_FOR_MMU(...) __VA_ARGS__
|
|
#endif
|
|
|
|
#if defined(__digital__) && defined(__unix__)
|
|
# include <standards.h>
|
|
# include <inttypes.h>
|
|
# define PRIu32 "u"
|
|
# if !defined ADJ_OFFSET_SINGLESHOT && defined MOD_CLKA && defined MOD_OFFSET
|
|
# define ADJ_OFFSET_SINGLESHOT (MOD_CLKA | MOD_OFFSET)
|
|
# endif
|
|
# if !defined ADJ_FREQUENCY && defined MOD_FREQUENCY
|
|
# define ADJ_FREQUENCY MOD_FREQUENCY
|
|
# endif
|
|
# if !defined ADJ_TIMECONST && defined MOD_TIMECONST
|
|
# define ADJ_TIMECONST MOD_TIMECONST
|
|
# endif
|
|
# if !defined ADJ_TICK && defined MOD_CLKB
|
|
# define ADJ_TICK MOD_CLKB
|
|
# endif
|
|
#endif
|
|
|
|
#if defined(__CYGWIN__)
|
|
# define MAXSYMLINKS SYMLOOP_MAX
|
|
#endif
|
|
|
|
#if defined(ANDROID) || defined(__ANDROID__)
|
|
# define BB_ADDITIONAL_PATH ":/system/sbin:/system/bin:/system/xbin"
|
|
# define SYS_ioprio_set __NR_ioprio_set
|
|
# define SYS_ioprio_get __NR_ioprio_get
|
|
#endif
|
|
|
|
|
|
/* ---- Who misses what? ------------------------------------ */
|
|
|
|
/* Assume all these functions and header files exist by default.
|
|
* Platforms where it is not true will #undef them below.
|
|
*/
|
|
#define HAVE_CLEARENV 1
|
|
#define HAVE_FDATASYNC 1
|
|
#define HAVE_DPRINTF 1
|
|
#define HAVE_MEMRCHR 1
|
|
#define HAVE_MKDTEMP 1
|
|
#define HAVE_TTYNAME_R 1
|
|
#define HAVE_PTSNAME_R 1
|
|
#define HAVE_SETBIT 1
|
|
#define HAVE_SIGHANDLER_T 1
|
|
#define HAVE_STPCPY 1
|
|
#define HAVE_MEMPCPY 1
|
|
#define HAVE_STRCASESTR 1
|
|
#define HAVE_STRCHRNUL 1
|
|
#define HAVE_STRSEP 1
|
|
#define HAVE_STRSIGNAL 1
|
|
#define HAVE_STRVERSCMP 1
|
|
#define HAVE_VASPRINTF 1
|
|
#define HAVE_USLEEP 1
|
|
#define HAVE_UNLOCKED_STDIO 1
|
|
#define HAVE_UNLOCKED_LINE_OPS 1
|
|
#define HAVE_GETLINE 1
|
|
#define HAVE_XTABS 1
|
|
#define HAVE_MNTENT_H 1
|
|
#define HAVE_NET_ETHERNET_H 1
|
|
#define HAVE_SYS_STATFS_H 1
|
|
|
|
#if defined(__UCLIBC__)
|
|
# if UCLIBC_VERSION < KERNEL_VERSION(0, 9, 32)
|
|
# undef HAVE_STRVERSCMP
|
|
# endif
|
|
# if UCLIBC_VERSION >= KERNEL_VERSION(0, 9, 30)
|
|
# ifndef __UCLIBC_SUSV3_LEGACY__
|
|
# undef HAVE_USLEEP
|
|
# endif
|
|
# endif
|
|
#endif
|
|
|
|
#if defined(__WATCOMC__)
|
|
# undef HAVE_DPRINTF
|
|
# undef HAVE_GETLINE
|
|
# undef HAVE_MEMRCHR
|
|
# undef HAVE_MKDTEMP
|
|
# undef HAVE_SETBIT
|
|
# undef HAVE_STPCPY
|
|
# undef HAVE_STRCASESTR
|
|
# undef HAVE_STRCHRNUL
|
|
# undef HAVE_STRSEP
|
|
# undef HAVE_STRSIGNAL
|
|
# undef HAVE_STRVERSCMP
|
|
# undef HAVE_VASPRINTF
|
|
# undef HAVE_UNLOCKED_STDIO
|
|
# undef HAVE_UNLOCKED_LINE_OPS
|
|
# undef HAVE_NET_ETHERNET_H
|
|
#endif
|
|
|
|
#if defined(_MSC_VER)
|
|
/* We need to define ssize_t before the getline declaration below (copy/paste from MinGW) */
|
|
#ifndef _SSIZE_T_DEFINED
|
|
#define _SSIZE_T_DEFINED
|
|
#undef ssize_t
|
|
#ifdef _WIN64
|
|
typedef __int64 ssize_t;
|
|
#else
|
|
typedef int ssize_t;
|
|
#endif
|
|
#endif
|
|
# undef HAVE_GETLINE
|
|
# undef HAVE_MEMRCHR
|
|
# undef HAVE_MKDTEMP
|
|
# undef HAVE_MNTENT_H
|
|
# undef HAVE_SETBIT
|
|
# undef HAVE_STPCPY
|
|
# undef HAVE_STRCASESTR
|
|
# undef HAVE_STRCHRNUL
|
|
# undef HAVE_STRSEP
|
|
# undef HAVE_STRSIGNAL
|
|
# undef HAVE_STRVERSCMP
|
|
# undef HAVE_SYS_STATFS_H
|
|
# undef HAVE_VASPRINTF
|
|
# undef HAVE_UNLOCKED_STDIO
|
|
# undef HAVE_UNLOCKED_LINE_OPS
|
|
# undef HAVE_NET_ETHERNET_H
|
|
#endif
|
|
|
|
#if defined(__CYGWIN__)
|
|
# undef HAVE_CLEARENV
|
|
# undef HAVE_FDPRINTF
|
|
# undef HAVE_MEMRCHR
|
|
# undef HAVE_PTSNAME_R
|
|
# undef HAVE_STRVERSCMP
|
|
# undef HAVE_UNLOCKED_LINE_OPS
|
|
#endif
|
|
|
|
/* These BSD-derived OSes share many similarities */
|
|
#if (defined __digital__ && defined __unix__) \
|
|
|| defined __APPLE__ \
|
|
|| defined __OpenBSD__ || defined __NetBSD__
|
|
# undef HAVE_CLEARENV
|
|
# undef HAVE_FDATASYNC
|
|
# undef HAVE_GETLINE
|
|
# undef HAVE_MNTENT_H
|
|
# undef HAVE_PTSNAME_R
|
|
# undef HAVE_SYS_STATFS_H
|
|
# undef HAVE_SIGHANDLER_T
|
|
# undef HAVE_STRVERSCMP
|
|
# undef HAVE_XTABS
|
|
# undef HAVE_DPRINTF
|
|
# undef HAVE_UNLOCKED_STDIO
|
|
# undef HAVE_UNLOCKED_LINE_OPS
|
|
#endif
|
|
|
|
#if defined(__dietlibc__)
|
|
# undef HAVE_STRCHRNUL
|
|
#endif
|
|
|
|
#if defined(__APPLE__)
|
|
# undef HAVE_STRCHRNUL
|
|
#endif
|
|
|
|
#if defined(__FreeBSD__)
|
|
/* users say mempcpy is not present in FreeBSD 9.x */
|
|
# undef HAVE_MEMPCPY
|
|
# undef HAVE_CLEARENV
|
|
# undef HAVE_FDATASYNC
|
|
# undef HAVE_MNTENT_H
|
|
# undef HAVE_PTSNAME_R
|
|
# undef HAVE_SYS_STATFS_H
|
|
# undef HAVE_SIGHANDLER_T
|
|
# undef HAVE_STRVERSCMP
|
|
# undef HAVE_XTABS
|
|
# undef HAVE_UNLOCKED_LINE_OPS
|
|
# include <osreldate.h>
|
|
# if __FreeBSD_version < 1000029
|
|
# undef HAVE_STRCHRNUL /* FreeBSD added strchrnul() between 1000028 and 1000029 */
|
|
# endif
|
|
#endif
|
|
|
|
#if defined(__NetBSD__)
|
|
# define HAVE_GETLINE 1 /* Recent NetBSD versions have getline() */
|
|
#endif
|
|
|
|
#if defined(__digital__) && defined(__unix__)
|
|
# undef HAVE_STPCPY
|
|
#endif
|
|
|
|
#if defined(ANDROID) || defined(__ANDROID__)
|
|
# if __ANDROID_API__ < 8
|
|
# undef HAVE_DPRINTF
|
|
# else
|
|
# define dprintf fdprintf
|
|
# endif
|
|
# if __ANDROID_API__ < 21
|
|
# undef HAVE_TTYNAME_R
|
|
# undef HAVE_GETLINE
|
|
# undef HAVE_STPCPY
|
|
# endif
|
|
# undef HAVE_MEMPCPY
|
|
# undef HAVE_STRCHRNUL
|
|
# undef HAVE_STRVERSCMP
|
|
# undef HAVE_UNLOCKED_LINE_OPS
|
|
# undef HAVE_NET_ETHERNET_H
|
|
#endif
|
|
|
|
/*
|
|
* Now, define prototypes for all the functions defined in platform.c
|
|
* These must come after all the HAVE_* macros are defined (or not)
|
|
*/
|
|
|
|
#ifndef HAVE_DPRINTF
|
|
extern int dprintf(int fd, const char *format, ...);
|
|
#endif
|
|
|
|
#ifndef HAVE_MEMRCHR
|
|
extern void *memrchr(const void *s, int c, size_t n) FAST_FUNC;
|
|
#endif
|
|
|
|
#ifndef HAVE_MKDTEMP
|
|
extern char *mkdtemp(char *template) FAST_FUNC;
|
|
#endif
|
|
|
|
#ifndef HAVE_TTYNAME_R
|
|
#define ttyname_r bb_ttyname_r
|
|
extern int ttyname_r(int fd, char *buf, size_t buflen);
|
|
#endif
|
|
|
|
#ifndef HAVE_SETBIT
|
|
# define setbit(a, b) ((a)[(b) >> 3] |= 1 << ((b) & 7))
|
|
# define clrbit(a, b) ((a)[(b) >> 3] &= ~(1 << ((b) & 7)))
|
|
#endif
|
|
|
|
#ifndef HAVE_SIGHANDLER_T
|
|
typedef void (*sighandler_t)(int);
|
|
#endif
|
|
|
|
#ifndef HAVE_STPCPY
|
|
extern char *stpcpy(char *p, const char *to_add) FAST_FUNC;
|
|
#endif
|
|
|
|
#ifndef HAVE_MEMPCPY
|
|
#include <string.h>
|
|
/* In case we are wrong about !HAVE_MEMPCPY, and toolchain _does_ have
|
|
* mempcpy(), avoid colliding with it:
|
|
*/
|
|
#define mempcpy bb__mempcpy
|
|
static ALWAYS_INLINE void *mempcpy(void *dest, const void *src, size_t len)
|
|
{
|
|
return memcpy(dest, src, len) + len;
|
|
}
|
|
#endif
|
|
|
|
#ifndef HAVE_STRCASESTR
|
|
extern char *strcasestr(const char *s, const char *pattern) FAST_FUNC;
|
|
#endif
|
|
|
|
#ifndef HAVE_STRCHRNUL
|
|
extern char *strchrnul(const char *s, int c) FAST_FUNC;
|
|
#endif
|
|
|
|
#ifndef HAVE_STRSEP
|
|
extern char *strsep(char **stringp, const char *delim) FAST_FUNC;
|
|
#endif
|
|
|
|
#ifndef HAVE_STRSIGNAL
|
|
/* Not exactly the same: instead of "Stopped" it shows "STOP" etc */
|
|
# define strsignal(sig) get_signame(sig)
|
|
#endif
|
|
|
|
#ifndef HAVE_USLEEP
|
|
extern int usleep(unsigned) FAST_FUNC;
|
|
#endif
|
|
|
|
#ifndef HAVE_VASPRINTF
|
|
extern int vasprintf(char **string_ptr, const char *format, va_list p) FAST_FUNC;
|
|
#endif
|
|
|
|
#ifndef HAVE_GETLINE
|
|
# include <stdio.h> /* for FILE */
|
|
# include <sys/types.h> /* size_t */
|
|
extern ssize_t getline(char **lineptr, size_t *n, FILE *stream) FAST_FUNC;
|
|
#endif
|
|
|
|
#endif
|