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annotate doc/posix-functions/shmat.texi @ 10876:c83dc7e8df57

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Refer to new POSIX:2008 standard.
author Bruno Haible <bruno@clisp.org>
date Sun, 14 Dec 2008 14:38:13 +0100
parents 070329237839
children bb0ceefd22dc
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070329237839 Rename two directories: headers -> posix-headers, functions -> posix-functions.
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1 @node shmat
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2 @section @code{shmat}
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3 @findex shmat
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4
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c83dc7e8df57 Refer to new POSIX:2008 standard.
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5 POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/shmat.html}
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6
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7 Gnulib module: ---
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8
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9 Portability problems fixed by Gnulib:
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10 @itemize
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11 @end itemize
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12
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13 Portability problems not fixed by Gnulib:
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14 @itemize
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15 @item
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16 This function is missing on some platforms:
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17 mingw, BeOS.
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18 @item
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19 Attempts to @code{shmat} into a previously malloc-ed region fail on SunOS 4,
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20 with @code{errno} set to @code{EINVAL}, even if there is an @code{munmap} call
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21 in between.
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22 @item
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23 On Linux, the flag @code{SHM_REMAP} is needed in order to force @code{shmat}
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24 to replace existing memory mappings in the specify address range. On other
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25 platforms, it is not needed.
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26 @end itemize