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annotate doc/posix-functions/gettimeofday.texi @ 11628:59047bad770e

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strstr, strcasestr: replace on platforms with broken memchr * modules/strstr: Split into... * modules/strstr-simple: ...new module that does not care about performance, but does care about glibc bug. * m4/strstr.m4 (gl_FUNC_STRSTR): Split... (gl_FUNC_STRSTR_SIMPLE): ...into new macro, which replaces strstr if platform memchr is broken, per Debian bug 521737. * m4/strcasestr.m4 (gl_FUNC_STRCASESTR_SIMPLE): React to broken memchr. * m4/memchr.m4 (gl_FUNC_MEMCHR): Only expand once. * doc/posix-functions/strstr.texi (strstr): Document the fix. * doc/glibc-functions/strcasestr.texi (strcasestr): Likewise. * modules/mountlist (Depends-on): Add strstr-simple. * modules/gen-uni-tables (Depends-on): Likewise. * modules/argz (Depends-on): Add strstr. Signed-off-by: Eric Blake <ebb9@byu.net>
author Eric Blake <ebb9@byu.net>
date Tue, 16 Jun 2009 06:14:05 -0600
parents c83dc7e8df57
children 4f2addafd34f
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070329237839 Rename two directories: headers -> posix-headers, functions -> posix-functions.
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1 @node gettimeofday
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2 @section @code{gettimeofday}
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3 @findex gettimeofday
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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/gettimeofday.html}
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6
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7 Gnulib module: gettimeofday
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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 @item
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12 This function is missing on some platforms:
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13 mingw.
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14 @item
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15 This function is declared with a nonstandard function prototype (only one
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16 argument, or ``...'' after the first argument) on some platforms.
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17 @item
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18 On some platforms, @code{gettimeofday} clobbers the buffer in which
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19 @code{localtime} returns its result:
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20 MacOS X 10.0.
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21 @end itemize
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22
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23 Portability problems not fixed by Gnulib:
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24 @itemize
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25 @end itemize