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authorBrad King <brad.king@kitware.com>2017-01-27 14:04:53 (GMT)
committerCMake Topic Stage <kwrobot@kitware.com>2017-01-27 14:04:53 (GMT)
commit86ec0aca050f2568cea691a0ec965f6a95e06d2b (patch)
treed8937663f570164ccee6c2f8292c18c6787c1bf4 /Help
parentfa9c12933f0fc51ee577a43b51381b4d8e4a127b (diff)
parent243aed525a2fd8e5fe32139fd0f8d0cc0e40cc33 (diff)
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Merge topic 'topic-reproducible-build'
243aed52 cmTimestamp: Support SOURCE_DATE_EPOCH to override current time
Diffstat (limited to 'Help')
-rw-r--r--Help/command/string.rst6
-rw-r--r--Help/release/dev/SOURCE_DATE_EPOCH.rst5
2 files changed, 11 insertions, 0 deletions
diff --git a/Help/command/string.rst b/Help/command/string.rst
index 77538f6..2c7847a 100644
--- a/Help/command/string.rst
+++ b/Help/command/string.rst
@@ -329,6 +329,12 @@ If no explicit ``<format string>`` is given it will default to:
Write a string which can be used as an identifier in C.
+.. note::
+
+ If the ``SOURCE_DATE_EPOCH`` environment variable is set,
+ its value will be used instead of the current time.
+ See https://reproducible-builds.org/specs/source-date-epoch/ for details.
+
UUID
""""
diff --git a/Help/release/dev/SOURCE_DATE_EPOCH.rst b/Help/release/dev/SOURCE_DATE_EPOCH.rst
new file mode 100644
index 0000000..576e1da
--- /dev/null
+++ b/Help/release/dev/SOURCE_DATE_EPOCH.rst
@@ -0,0 +1,5 @@
+SOURCE_DATE_EPOCH
+-----------------
+
+* The :command:`string(TIMESTAMP)` will now honor the ``SOURCE_DATE_EPOCH``
+ environment variable and use its value instead of the current time.