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Date: Fri, 7 Jun 2019 01:28:51 -0400
From: Rich Felker <dalias@...c.org>
To: musl@...ts.openwall.com
Subject: Re: [PATCH 1/2] define daddr_t type
On Fri, Jun 07, 2019 at 07:14:43AM +0200, Petr Vorel wrote:
> According to kernel sources only mips (and sparc which we don't support)
> defines daddr_t as long, other define int.
>
> Signed-off-by: Petr Vorel <petr.vorel@...il.com>
> ---
> arch/mips/bits/alltypes.h.in | 2 ++
> arch/mipsn32/bits/alltypes.h.in | 2 ++
> include/alltypes.h.in | 1 +
> include/sys/types.h | 1 +
> 4 files changed, 6 insertions(+)
>
> diff --git a/arch/mips/bits/alltypes.h.in b/arch/mips/bits/alltypes.h.in
> index 66ca18ad..bd062a85 100644
> --- a/arch/mips/bits/alltypes.h.in
> +++ b/arch/mips/bits/alltypes.h.in
> @@ -17,6 +17,8 @@ TYPEDEF struct { long long __ll; long double __ld; } max_align_t;
> TYPEDEF long time_t;
> TYPEDEF long suseconds_t;
>
> +TYPEDEF long daddr_t;
> +
> TYPEDEF struct { union { int __i[9]; volatile int __vi[9]; unsigned __s[9]; } __u; } pthread_attr_t;
> TYPEDEF struct { union { int __i[6]; volatile int __vi[6]; volatile void *volatile __p[6]; } __u; } pthread_mutex_t;
> TYPEDEF struct { union { int __i[6]; volatile int __vi[6]; volatile void *volatile __p[6]; } __u; } mtx_t;
> diff --git a/arch/mipsn32/bits/alltypes.h.in b/arch/mipsn32/bits/alltypes.h.in
> index 66ca18ad..bd062a85 100644
> --- a/arch/mipsn32/bits/alltypes.h.in
> +++ b/arch/mipsn32/bits/alltypes.h.in
> @@ -17,6 +17,8 @@ TYPEDEF struct { long long __ll; long double __ld; } max_align_t;
> TYPEDEF long time_t;
> TYPEDEF long suseconds_t;
>
> +TYPEDEF long daddr_t;
> +
> TYPEDEF struct { union { int __i[9]; volatile int __vi[9]; unsigned __s[9]; } __u; } pthread_attr_t;
> TYPEDEF struct { union { int __i[6]; volatile int __vi[6]; volatile void *volatile __p[6]; } __u; } pthread_mutex_t;
> TYPEDEF struct { union { int __i[6]; volatile int __vi[6]; volatile void *volatile __p[6]; } __u; } mtx_t;
> diff --git a/include/alltypes.h.in b/include/alltypes.h.in
> index 4cc879b1..6ef6ebd4 100644
> --- a/include/alltypes.h.in
> +++ b/include/alltypes.h.in
> @@ -18,6 +18,7 @@ TYPEDEF unsigned _Int64 uint64_t;
> TYPEDEF unsigned _Int64 u_int64_t;
> TYPEDEF unsigned _Int64 uintmax_t;
>
> +TYPEDEF int daddr_t;
> TYPEDEF unsigned mode_t;
> TYPEDEF unsigned _Reg nlink_t;
> TYPEDEF _Int64 off_t;
> diff --git a/include/sys/types.h b/include/sys/types.h
> index 75e489c5..c50d21c9 100644
> --- a/include/sys/types.h
> +++ b/include/sys/types.h
> @@ -29,6 +29,7 @@ extern "C" {
> #define __NEED_clock_t
> #define __NEED_suseconds_t
> #define __NEED_blksize_t
> +#define __NEED_daddr_t
>
> #define __NEED_pthread_t
> #define __NEED_pthread_attr_t
> --
> 2.21.0
daddr_t is not a standard type, so can't be exposed by default here
(aside from the dubious "*_t is always reserved" rule), and it's only
proposed to be used in one header, so it doesn't belong in alltypes.h
either.
Rich
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