mirror of https://github.com/mkerrisk/man-pages
system_data_types.7: Add 'uintptr_t'
Signed-off-by: Alejandro Colomar <colomar.6.4.3@gmail.com> Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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@ -1412,6 +1412,74 @@ and
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.I unsigned __int128
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types in this page.
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.RE
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.\"------------------------------------- uintptr_t --------------------/
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.TP
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.I uintptr_t
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.RS
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Include:
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.IR <stdint.h> .
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Alternatively,
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.IR <inttypes.h> .
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.PP
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An unsigned integer type
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such that any valid
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.RI ( "void *" )
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value can be converted to this type and back.
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According to the C language standard, it shall be
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capable of storing values in the range [0,
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.BR UINTPTR_MAX ].
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.PP
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The length modifier for
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.I uintptr_t
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for the
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.BR printf (3)
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family of functions
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is expanded by the macros
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.BR PRIuPTR,
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.BR PRIoPTR,
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.B PRIxPTR
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and
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.B PRIXPTR
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(defined in
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.IR <inttypes.h> );
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resulting commonly in
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.B %"PRIuPTR"
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or
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.B %"PRIxPTR"
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for printing
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.I uintptr_t
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values.
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The length modifier for
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.I uintptr_t
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for the
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.BR scanf (3)
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family of functions
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is expanded by the macros
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.BR SCNuPTR,
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.BR SCNoPTR,
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.B SCNxPTR
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and
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.B SCNXPTR
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(defined in
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.IR <inttypes.h> );
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resulting commonly in
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.B %"SCNuPTR"
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or
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.B %"SCNxPTR"
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for scanning
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.I uintptr_t
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values.
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.PP
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Conforming to:
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C99 and later; POSIX.1-2001 and later.
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.PP
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See also the
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.I intptr_t
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and
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.I void *
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.\" TODO: Document void *
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types in this page.
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.RE
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.\"------------------------------------- va_list ----------------------/
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.TP
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.I va_list
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