[PATCH] Allow to override build date

[Bernhard M. Wiedemann]

in order to make builds reproducible.
See https://reproducible-builds.org/ for why this is good
and https://reproducible-builds.org/specs/source-date-epoch/
for the definition of this variable.
---
 buildnum.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/buildnum.pl b/buildnum.pl
index 6d8804f..8db83da 100755
--- a/buildnum.pl
+++ b/buildnum.pl
@@ -31,7 +31,7 @@ if ($opt_H) {exitHelp();}
 $platdir = $opt_p;
 
 # Get current time
-@now = gmtime;
+@now = gmtime($ENV{SOURCE_DATE_EPOCH} || time);
 
 # Format buildnum as YYYY.DDD.HHMM
 $year = $now[5] + 1900;
-- 
2.12.3

[William Brown]

On Tue, 2017-08-08 at 08:00 +0200, Bernhard M. Wiedemann wrote:
>  in order to make builds reproducible.
>  See https://reproducible-builds.org/ for why this is good
>  and https://reproducible-builds.org/specs/source-date-epoch/
>  for the definition of this variable.
>  ---
>   buildnum.pl | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>  
>  diff --git a/buildnum.pl b/buildnum.pl
>  index 6d8804f..8db83da 100755
>  --- a/buildnum.pl
>  +++ b/buildnum.pl
>  @@ -31,7 +31,7 @@ if ($opt_H) {exitHelp();}
>   $platdir = $opt_p;
>   
>   # Get current time
>  -@now = gmtime;
>  +@now = gmtime($ENV{SOURCE_DATE_EPOCH} || time);
>   
>   # Format buildnum as YYYY.DDD.HHMM
>   $year = $now[5] + 1900;
>  -- 
>  2.12.3
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Please see  https://pagure.io/389-ds-base/issue/49347

Where I have merged this commit. Thanks for your contribution!

-- 
Sincerely,

William Brown
Software Engineer
Red Hat, Australia/Brisbane