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-rw-r--r--time/tzset.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/time/tzset.c b/time/tzset.c
index 2635155..007997f 100644
--- a/time/tzset.c
+++ b/time/tzset.c
@@ -90,18 +90,23 @@ DEFUN_VOID(__tzset)
tz_rules[1].name != tz_rules[0].name)
free((PTR) tz_rules[1].name);
- tz = getenv("TZ");
+ /* Examine the TZ environment variable. */
+ tz = getenv ("TZ");
- if (tz != NULL && *tz == ':')
+ if (tz != NULL)
{
- __tzfile_read(tz + 1);
+ /* A leading colon means "implementation defined syntax".
+ We ignore the colon and always use the same algorithm:
+ try a data file, and if none exists parse the 1003.1 syntax. */
+ if (*tz == ':')
+ ++tz;
+
+ __tzfile_read (tz);
if (__use_tzfile)
{
__tzset_run = 1;
return;
}
- else
- tz = NULL;
}
if (tz == NULL || *tz == '\0')