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ICU-12770 Fix comment about TZZONEINFO path on different systems

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X-SVN-Rev: 40432
This commit is contained in:
Peter Edberg 2017-09-19 06:28:29 +00:00
parent 5b966cdeba
commit 419011d783
1 changed files with 3 additions and 2 deletions
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5
icu4c/source/common/putil.cpp
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@ -676,9 +676,10 @@ extern U_IMPORT char *U_TZNAME[];
#if !UCONFIG_NO_FILE_IO && ((U_PLATFORM_IS_DARWIN_BASED && (U_PLATFORM != U_PF_IPHONE || defined(U_TIMEZONE))) || U_PLATFORM_IS_LINUX_BASED || U_PLATFORM == U_PF_BSD || U_PLATFORM == U_PF_SOLARIS)
/* These platforms are likely to use Olson timezone IDs. */
/* common targets of the symbolic link at TZDEFAULT are:
* "/usr/share/zoneinfo/<olsonID>" default, macOS to 10.12
* "/usr/share/zoneinfo/<olsonID>" default, older Linus distros, macOS to 10.12
* "../usr/share/zoneinfo/<olsonID>" newer Linux distros: Red Hat Enterprise Linux 7, Ubuntu, SuSe Linux
* "/usr/share/lib/zoneinfo/<olsonID>" Solaris
* "../usr/share/lib/zoneinfo/<olsonID>" Solaris, Red Hat Enterprise Linux 7, Ubuntu
* "../usr/share/lib/zoneinfo/<olsonID>" Solaris
* "/var/db/timezone/zoneinfo/<olsonID>" macOS 10.13
* To avoid checking lots of paths, just check that the target path
* before the <olsonID> ends with "/zoneinfo/", and the <olsonID> is valid.