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Sync our copy of the timezone library with IANA release tzcode2020d.

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There's no functional change at all here, but I'm curious to see
whether this change successfully shuts up Coverity's warning about
a useless strcmp(), which appeared with the previous update.

Discussion: http://mm.icann.org/pipermail/tz/2020-October/029370.html
This commit is contained in:
Tom Lane 2020-10-22 21:15:22 -04:00
parent c16a1bbcf4
commit c5054da0d7
2 changed files with 13 additions and 3 deletions
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2
src/timezone/README
View File

@ -55,7 +55,7 @@ match properly on the old version.
Time Zone code
==============
The code in this directory is currently synced with tzcode release 2020c.
The code in this directory is currently synced with tzcode release 2020d.
There are many cosmetic (and not so cosmetic) differences from the
original tzcode library, but diffs in the upstream version should usually
be propagated to our version. Here are some notes about that.

14
src/timezone/zic.c
View File

@ -634,7 +634,8 @@ static const char *leapsec;
static const char *tzdefault;
/* -1 if the TZif output file should be slim, 0 if default, 1 if the
output should be fat for backward compatibility. The default is slim. */
output should be fat for backward compatibility. ZIC_BLOAT_DEFAULT
determines the default. */
static int bloat;
static bool
@ -787,7 +788,16 @@ main(int argc, char **argv)
if (optind == argc - 1 && strcmp(argv[optind], "=") == 0)
usage(stderr, EXIT_FAILURE); /* usage message by request */
if (bloat == 0)
bloat = strcmp(ZIC_BLOAT_DEFAULT, "slim") == 0 ? -1 : 1;
{
static char const bloat_default[] = ZIC_BLOAT_DEFAULT;
if (strcmp(bloat_default, "slim") == 0)
bloat = -1;
else if (strcmp(bloat_default, "fat") == 0)
bloat = 1;
else
abort(); /* Configuration error. */
}
if (directory == NULL)
directory = "data";
if (tzdefault == NULL)