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PEP 418: Add some links to function documentation

This commit is contained in:
Victor Stinner 2012-03-29 02:10:32 +02:00
parent 2e4b34df42
commit 261b553146
1 changed files with 19 additions and 3 deletions
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pep-0418.txt
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@ -201,6 +201,13 @@ CLOCK_MONOTONIC, CLOCK_MONOTONIC_RAW
CLOCK_MONOTONIC and CLOCK_MONOTONIC_RAW represents monotonic time since some CLOCK_MONOTONIC and CLOCK_MONOTONIC_RAW represents monotonic time since some
unspecified starting point. They cannot be set. unspecified starting point. They cannot be set.
Documentation: refer to the manual page of your operating system. Examples:
* `FreeBSD clock_gettime() manual page
<http://www.freebsd.org/cgi/man.cgi?query=clock_gettime>`_
* `Linux clock_gettime() manual page
<http://linux.die.net/man/3/clock_gettime>`_
CLOCK_MONOTONIC is available at least on the following operating systems: CLOCK_MONOTONIC is available at least on the following operating systems:
* DragonFly BSD, FreeBSD >= 5.0, OpenBSD, NetBSD * DragonFly BSD, FreeBSD >= 5.0, OpenBSD, NetBSD
@ -237,11 +244,20 @@ Windows: QueryPerformanceCounter
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
High-resolution performance counter. It is monotonic. High-resolution performance counter. It is monotonic.
QueryPerformanceFrequency() gives its frequency. Hardward clocks used QueryPerformanceFrequency() gives its frequency.
by QueryPerformanceCounter:
Documentation:
* `MSDN: QueryPerformanceCounter() documentation
<http://msdn.microsoft.com/en-us/library/windows/desktop/ms644904%28v=vs.85%29.aspx>`_
* `MSDN: QueryPerformanceFrequency() documentation
<http://msdn.microsoft.com/en-us/library/windows/desktop/ms644905%28v=vs.85%29.aspx>`_
Hardware clocks used by QueryPerformanceCounter:
* Windows XP: RDTSC instruction of Intel processors, the clock frequency is * Windows XP: RDTSC instruction of Intel processors, the clock frequency is
the frequency of the processor the frequency of the processor (between 200 MHz and 3 GHz, usually greater
than 1 GHz nowadays)
* Windows 2000: ACPI power management timer, frequency = 3,549,545 Hz * Windows 2000: ACPI power management timer, frequency = 3,549,545 Hz
* Windows 95/98: 8245 PIT chipset, frequency = 1,193,181 Hz * Windows 95/98: 8245 PIT chipset, frequency = 1,193,181 Hz