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annotate doc/posix-functions/fgetc.texi @ 15481:847372253549

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Documentation about Minix. * doc/posix-headers/*.texi: Add info about Minix 3.1.8. * doc/glibc-headers/*.texi: Likewise. * doc/posix-functions/*.texi: Likewise. * doc/glibc-functions/*.texi: Likewise.
author Bruno Haible <bruno@clisp.org>
date Sun, 31 Jul 2011 14:31:24 +0200
parents 8b22057e98d2
children 6355dc4626b5
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1 @node fgetc
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2 @section @code{fgetc}
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3 @findex fgetc
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4
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5 POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/fgetc.html}
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6
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7 Gnulib module: stdio, nonblocking
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8
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9 Portability problems fixed by Gnulib module @code{stdio}, together with module @code{nonblocking}:
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10 @itemize
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11 @item
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12 When reading from a non-blocking pipe whose buffer is empty, this function
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13 fails with @code{errno} being set to @code{EINVAL} instead of @code{EAGAIN} on
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14 some platforms:
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15 mingw.
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16 @end itemize
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17
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18 Portability problems not fixed by Gnulib:
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19 @itemize
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20 @item
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21 On Windows platforms (excluding Cygwin), this function does not set @code{errno}
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22 upon failure.
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23 @end itemize