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// if linux
#if defined(__linux__)
#include <fcntl.h>
//#include <sys/stat.h>
#include <stdarg.h>
#include <math.h>
#include <errno.h>
#include <dlfcn.h>
#ifndef UNLIKELY
#define UNLIKELY(x) __builtin_expect(!!(x), 0)
#endif
#ifndef _STAT_VER
#if defined(__aarch64__)
#define _STAT_VER 0
#elif defined(__x86_64__)
#define _STAT_VER 1
#else
#define _STAT_VER 3
#endif
#endif
#if defined(__x86_64__)
// Force older versions of symbols
__asm__(".symver pow,pow@GLIBC_2.2.5");
__asm__(".symver log,log@GLIBC_2.2.5");
#endif
// ban statx, for now
extern "C" int __wrap_statx(int fd, const char* path, int flags,
unsigned int mask, struct statx* buf)
{
errno = ENOSYS;
#ifdef BUN_DEBUG
abort();
#endif
return -1;
}
extern "C" int __real_fcntl(int fd, int cmd, ...);
extern "C" double __real_exp(double x);
extern "C" double __real_log(double x);
extern "C" int __wrap_fcntl(int fd, int cmd, ...)
{
va_list va;
va_start(va, cmd);
return __real_fcntl(fd, cmd, va_arg(va, void*));
va_end(va);
}
extern "C" int __wrap_fcntl64(int fd, int cmd, ...)
{
va_list va;
va_start(va, cmd);
return __real_fcntl(fd, cmd, va_arg(va, void*));
va_end(va);
}
extern "C" double __wrap_pow(double x, double y)
{
static void* pow_ptr = nullptr;
if (UNLIKELY(pow_ptr == nullptr)) {
pow_ptr = dlsym(RTLD_DEFAULT, "pow");
}
return ((double (*)(double, double))pow_ptr)(x, y);
}
extern "C" double __wrap_exp(double x)
{
return __real_exp(x);
}
extern "C" double __wrap_log(double x)
{
return __real_log(x);
}
#ifndef _MKNOD_VER
#define _MKNOD_VER 1
#endif
extern "C" int __lxstat(int ver, const char* filename, struct stat* stat);
extern "C" int __wrap_lstat(const char* filename, struct stat* stat)
{
return __lxstat(_STAT_VER, filename, stat);
}
extern "C" int __xstat(int ver, const char* filename, struct stat* stat);
extern "C" int __wrap_stat(const char* filename, struct stat* stat)
{
return __xstat(_STAT_VER, filename, stat);
}
extern "C" int __fxstat(int ver, int fd, struct stat* stat);
extern "C" int __wrap_fstat(int fd, struct stat* stat)
{
return __fxstat(_STAT_VER, fd, stat);
}
extern "C" int __fxstatat(int ver, int dirfd, const char* path, struct stat* stat, int flags);
extern "C" int __wrap_fstatat(int dirfd, const char* path, struct stat* stat, int flags)
{
return __fxstatat(_STAT_VER, dirfd, path, stat, flags);
}
extern "C" int __lxstat64(int ver, const char* filename, struct stat64* stat);
extern "C" int __wrap_lstat64(const char* filename, struct stat64* stat)
{
return __lxstat64(_STAT_VER, filename, stat);
}
extern "C" int __xstat64(int ver, const char* filename, struct stat64* stat);
extern "C" int __wrap_stat64(const char* filename, struct stat64* stat)
{
return __xstat64(_STAT_VER, filename, stat);
}
extern "C" int __fxstat64(int ver, int fd, struct stat64* stat);
extern "C" int __wrap_fstat64(int fd, struct stat64* stat)
{
return __fxstat64(_STAT_VER, fd, stat);
}
extern "C" int __fxstatat64(int ver, int dirfd, const char* path, struct stat64* stat, int flags);
extern "C" int __wrap_fstatat64(int dirfd, const char* path, struct stat64* stat, int flags)
{
return __fxstatat64(_STAT_VER, dirfd, path, stat, flags);
}
extern "C" int __xmknod(int ver, const char* path, __mode_t mode, __dev_t dev);
extern "C" int __wrap_mknod(const char* path, __mode_t mode, __dev_t dev)
{
return __xmknod(_MKNOD_VER, path, mode, dev);
}
extern "C" int __xmknodat(int ver, int dirfd, const char* path, __mode_t mode, __dev_t dev);
extern "C" int __wrap_mknodat(int dirfd, const char* path, __mode_t mode, __dev_t dev)
{
return __xmknodat(_MKNOD_VER, dirfd, path, mode, dev);
}
#endif
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