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// Use the __NO_INLINE__ hack below to prevent sys/stat.h from
// exporting __extern_inline definitions of the symbols [fl]?stat64
// with g++-4.3 or later and glibc6 >= 2.7 or later. This flag has no
// impact on [fl]?stat(64)? symbol export for glibc6 << 2.7
//
#ifndef __NO_INLINE__
# define __NO_INLINE__
# define INLINE_ENABLED
#endif
#include <sys/stat.h>
#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 7)
// We must ensure that [fl]?stat64 are exported in the dynamic symbol
// table of libqt-mt.so.3 as weak symbols to preserve ABI.
int stat64 (__const char *__path, struct stat64 *__statbuf) __attribute__((weak));
int lstat64 (__const char *__path, struct stat64 *__statbuf) __attribute__((weak));
int fstat64 (int __fd, struct stat64 *__statbuf) __attribute__((weak));
int stat64 (__const char *__path, struct stat64 *__statbuf)
{
return __xstat64 (_STAT_VER, __path, __statbuf);
}
int lstat64 (__const char *__path, struct stat64 *__statbuf)
{
return __lxstat64 (_STAT_VER, __path, __statbuf);
}
int fstat64 (int __fd, struct stat64 *__statbuf)
{
return __fxstat64 (_STAT_VER, __fd, __statbuf);
}
#else
# ifndef INLINE_ENABLED
/*
* Trigger export of the extern __inline [fl]?stat64 symbols
* (defined at <sys/stat.h>) by referencing them in the dummy
* hidden function below. It's very important to reference
* [fl]?stat64 via their [fl]?stat aliases (because LARGEFILE
* is enabled) for these weak symbols to get exported.
*
* This hack is compatible with libc6-dev << 2.7 headers.
*
* This source file must be compiled with -fno-inline to have
* expected effect.
**/
void __stat_extern_inline_export_hack()
__attribute__((visibility("hidden")));
void __stat_extern_inline_export_hack() {
struct stat buf;
stat("", &buf);
lstat("", &buf);
fstat(0, &buf);
}
# else
# error "This file must be compiled with inline disabled for the hack to be effective."
# endif /* INLINES_ENABLED */
#endif
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