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os_defines.h: Include <features.h>.

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* config/os/gnu-linux/bits/os_defines.h: Include <features.h>.
	If not glibc 2.1 or higher, include <gnu/types.h> and define
	__off64_t as __loff_t and #define __THROW as empty.

	* libio/libio.h [__P]: Move __THROW and __PMT into their own
	ifndef:s.

From-SVN: r37695
This commit is contained in:
Hans-Peter Nilsson 2000-11-23 11:30:46 +00:00 committed by Hans-Peter Nilsson
parent 99a9c9460d
commit d0c3e4f498
3 changed files with 36 additions and 2 deletions
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9
libstdc++-v3/ChangeLog
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@ -1,3 +1,12 @@
2000-11-23 Hans-Peter Nilsson <hp@bitrange.com>
* config/os/gnu-linux/bits/os_defines.h: Include <features.h>.
If not glibc 2.1 or higher, include <gnu/types.h> and define
__off64_t as __loff_t and #define __THROW as empty.
* libio/libio.h [__P]: Move __THROW and __PMT into their own
ifndef:s.
2000-11-23 David Edelsohn <edelsohn@gnu.org>
* porting.texi: Expand libtool information.

19
libstdc++-v3/config/os/gnu-linux/bits/os_defines.h
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@ -40,6 +40,25 @@
// This keeps isanum, et al from being propagated as macros.
#define __NO_CTYPE 1
#include <features.h>
#if !defined (__GLIBC__) || (__GLIBC__ == 2 && __GLIBC_MINOR__+0 == 0)
// The types __off_t and __off64_t are not defined through <sys/types.h>
// as _G_config assumes. For libc5 and glibc 2.0 instead use
// <gnu/types.h> and the old name for __off64_t.
#include <gnu/types.h>
typedef __loff_t __off64_t;
// These systems have declarations mismatching those in libio.h by
// omitting throw qualifiers. Cleanest way out is to not provide
// throw-qualifiers at all. Defining it as empty here will make libio.h
// not define it.
#undef __THROW
#define __THROW
#endif /* not glibc 2.1 or higher. */
# if defined __GLIBC__ && __GLIBC__ >= 2
// We must not see the optimized string functions GNU libc defines.
# define __NO_STRING_INLINES

10
libstdc++-v3/libio/libio.h
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@ -55,15 +55,21 @@
# endif /* __GNUC_VA_LIST */
#endif
#ifndef __P
#ifndef __THROW
# ifdef __cplusplus
# define __THROW throw ()
# else
# define __THROW
# endif
#endif /* not __THROW */
#ifndef __P
# define __P(p) p __THROW
#endif /* not __P */
#ifndef __PMT
# define __PMT(p) p
#endif /*!__P*/
#endif /* not __PMT */
/* For backward compatibility */
#ifndef _PARAMS