29 # to a time zone that was right for their area. These days, the |
29 # to a time zone that was right for their area. These days, the |
30 # tz files cover almost all the inhabited world, and the only practical |
30 # tz files cover almost all the inhabited world, and the only practical |
31 # need now for the entries that are not on UTC are for ships at sea |
31 # need now for the entries that are not on UTC are for ships at sea |
32 # that cannot use POSIX TZ settings. |
32 # that cannot use POSIX TZ settings. |
33 |
33 |
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34 # Starting with POSIX 1003.1-2001, the entries below are all |
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35 # unnecessary as settings for the TZ environment variable. E.g., |
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36 # instead of TZ='Etc/GMT+4' one can use the POSIX setting TZ='<-04>+4'. |
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37 # |
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38 # Do not use a POSIX TZ setting like TZ='GMT+4', which is four hours |
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39 # behind GMT but uses the completely misleading abbreviation "GMT". |
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40 |
34 Zone Etc/GMT 0 - GMT |
41 Zone Etc/GMT 0 - GMT |
35 Zone Etc/UTC 0 - UTC |
42 Zone Etc/UTC 0 - UTC |
36 Zone Etc/UCT 0 - UCT |
43 Zone Etc/UCT 0 - UCT |
37 |
44 |
38 # The following link uses older naming conventions, |
45 # The following link uses older naming conventions, |
47 Link Etc/GMT Etc/Greenwich |
54 Link Etc/GMT Etc/Greenwich |
48 Link Etc/GMT Etc/GMT-0 |
55 Link Etc/GMT Etc/GMT-0 |
49 Link Etc/GMT Etc/GMT+0 |
56 Link Etc/GMT Etc/GMT+0 |
50 Link Etc/GMT Etc/GMT0 |
57 Link Etc/GMT Etc/GMT0 |
51 |
58 |
52 # We use POSIX-style signs in the Zone names and the output abbreviations, |
59 # Be consistent with POSIX TZ settings in the Zone names, |
53 # even though this is the opposite of what many people expect. |
60 # even though this is the opposite of what many people expect. |
54 # POSIX has positive signs west of Greenwich, but many people expect |
61 # POSIX has positive signs west of Greenwich, but many people expect |
55 # positive signs east of Greenwich. For example, TZ='Etc/GMT+4' uses |
62 # positive signs east of Greenwich. For example, TZ='Etc/GMT+4' uses |
56 # the abbreviation "GMT+4" and corresponds to 4 hours behind UT |
63 # the abbreviation "-04" and corresponds to 4 hours behind UT |
57 # (i.e. west of Greenwich) even though many people would expect it to |
64 # (i.e. west of Greenwich) even though many people would expect it to |
58 # mean 4 hours ahead of UT (i.e. east of Greenwich). |
65 # mean 4 hours ahead of UT (i.e. east of Greenwich). |
59 # |
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60 # In the draft 5 of POSIX 1003.1-200x, the angle bracket notation allows for |
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61 # TZ='<GMT-4>+4'; if you want time zone abbreviations conforming to |
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62 # ISO 8601 you can use TZ='<-0400>+4'. Thus the commonly-expected |
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63 # offset is kept within the angle bracket (and is used for display) |
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64 # while the POSIX sign is kept outside the angle bracket (and is used |
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65 # for calculation). |
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66 # |
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67 # Do not use a TZ setting like TZ='GMT+4', which is four hours behind |
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68 # GMT but uses the completely misleading abbreviation "GMT". |
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69 |
66 |
70 # Earlier incarnations of this package were not POSIX-compliant, |
67 # Earlier incarnations of this package were not POSIX-compliant, |
71 # and had lines such as |
68 # and had lines such as |
72 # Zone GMT-12 -12 - GMT-1200 |
69 # Zone GMT-12 -12 - GMT-1200 |
73 # We did not want things to change quietly if someone accustomed to the old |
70 # We did not want things to change quietly if someone accustomed to the old |
74 # way does a |
71 # way does a |
75 # zic -l GMT-12 |
72 # zic -l GMT-12 |
76 # so we moved the names into the Etc subdirectory. |
73 # so we moved the names into the Etc subdirectory. |
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74 # Also, the time zone abbreviations are now compatible with %z. |
77 |
75 |
78 Zone Etc/GMT-14 14 - GMT-14 # 14 hours ahead of GMT |
76 Zone Etc/GMT-14 14 - +14 |
79 Zone Etc/GMT-13 13 - GMT-13 |
77 Zone Etc/GMT-13 13 - +13 |
80 Zone Etc/GMT-12 12 - GMT-12 |
78 Zone Etc/GMT-12 12 - +12 |
81 Zone Etc/GMT-11 11 - GMT-11 |
79 Zone Etc/GMT-11 11 - +11 |
82 Zone Etc/GMT-10 10 - GMT-10 |
80 Zone Etc/GMT-10 10 - +10 |
83 Zone Etc/GMT-9 9 - GMT-9 |
81 Zone Etc/GMT-9 9 - +09 |
84 Zone Etc/GMT-8 8 - GMT-8 |
82 Zone Etc/GMT-8 8 - +08 |
85 Zone Etc/GMT-7 7 - GMT-7 |
83 Zone Etc/GMT-7 7 - +07 |
86 Zone Etc/GMT-6 6 - GMT-6 |
84 Zone Etc/GMT-6 6 - +06 |
87 Zone Etc/GMT-5 5 - GMT-5 |
85 Zone Etc/GMT-5 5 - +05 |
88 Zone Etc/GMT-4 4 - GMT-4 |
86 Zone Etc/GMT-4 4 - +04 |
89 Zone Etc/GMT-3 3 - GMT-3 |
87 Zone Etc/GMT-3 3 - +03 |
90 Zone Etc/GMT-2 2 - GMT-2 |
88 Zone Etc/GMT-2 2 - +02 |
91 Zone Etc/GMT-1 1 - GMT-1 |
89 Zone Etc/GMT-1 1 - +01 |
92 Zone Etc/GMT+1 -1 - GMT+1 |
90 Zone Etc/GMT+1 -1 - -01 |
93 Zone Etc/GMT+2 -2 - GMT+2 |
91 Zone Etc/GMT+2 -2 - -02 |
94 Zone Etc/GMT+3 -3 - GMT+3 |
92 Zone Etc/GMT+3 -3 - -03 |
95 Zone Etc/GMT+4 -4 - GMT+4 |
93 Zone Etc/GMT+4 -4 - -04 |
96 Zone Etc/GMT+5 -5 - GMT+5 |
94 Zone Etc/GMT+5 -5 - -05 |
97 Zone Etc/GMT+6 -6 - GMT+6 |
95 Zone Etc/GMT+6 -6 - -06 |
98 Zone Etc/GMT+7 -7 - GMT+7 |
96 Zone Etc/GMT+7 -7 - -07 |
99 Zone Etc/GMT+8 -8 - GMT+8 |
97 Zone Etc/GMT+8 -8 - -08 |
100 Zone Etc/GMT+9 -9 - GMT+9 |
98 Zone Etc/GMT+9 -9 - -09 |
101 Zone Etc/GMT+10 -10 - GMT+10 |
99 Zone Etc/GMT+10 -10 - -10 |
102 Zone Etc/GMT+11 -11 - GMT+11 |
100 Zone Etc/GMT+11 -11 - -11 |
103 Zone Etc/GMT+12 -12 - GMT+12 |
101 Zone Etc/GMT+12 -12 - -12 |