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build: avoid dynamic dates for reproducibility

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We were using dates (in documentation, (c) notices etc) based on the
build-date; that makes it hard to do reproducible builds, so specify a
specific date in the top-level meson file, and use that throughout.
This commit is contained in:
Dirk-Jan C. Binnema
2023-10-14 15:15:41 +03:00
parent f4a930cd19
commit 967b724e75
6 changed files with 32 additions and 33 deletions
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34
meson.build
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@ -24,9 +24,11 @@ project('mu', ['c', 'cpp'],
'buildtype=debugoptimized',
'warning_level=3',
'c_std=c11',
'cpp_std=c++17'
]
)
'cpp_std=c++17'])
# hard-code the date here (for reproduciblity); we derive the dates used in e.g.
# documentation from this.
mu_date='2023-10-14'
# installation paths
prefixdir = get_option('prefix')
@ -42,7 +44,6 @@ else
mu4e_lispdir= get_option('lispdir') / 'mu4e'
endif
################################################################################
# compilers / flags
#
@ -97,6 +98,22 @@ endforeach
# https://github.com/djcb/mu/issues/2347
cxx.check_header('charconv', required:true)
################################################################################
# derived date values (based on 'mu-date'); used in docs
date=find_program('date', required:true)
env = environment()
env.set('LANG', 'C')
mu_day_month_year = run_command(date, '-u', '+%d %B %Y', '--date', mu_date,
check:true, capture:true,
env: env).stdout().strip()
mu_month_year = run_command(date, '-u', '+%B %Y', '--date', mu_date,
check:true, capture:true,
env: env).stdout().strip()
mu_year = run_command(date, '-u', '+%Y', '--date', mu_date,
check:true, capture:true, env: env).stdout().strip()
################################################################################
# config.h setup
#
@ -244,10 +261,11 @@ endif
version_texi_data=configuration_data()
version_texi_data.set('VERSION', meson.project_version())
version_texi_data.set('EDITION', meson.project_version())
version_texi_data.set('UPDATED',
run_command('date', '+%d %B %Y', check:true).stdout().strip())
version_texi_data.set('UPDATEDMONTH',
run_command('date', '+%B %Y', check:true).stdout().strip())
# derived date values
version_texi_data.set('UPDATED', mu_day_month_year)
version_texi_data.set('UPDATEDMONTH', mu_month_year)
version_texi_data.set('UPDATEDYEAR', mu_year)
configure_file(input: join_paths('build-aux', 'version.texi.in'),
output: 'version.texi',