Add adjust-epoch script

README.md

@@ -294,6 +294,21 @@ meson compile fuzz -C build
 If you want to use a different directory, configure cagebreak with
 `-Dcorpus=OTHERDIRECTORY` or call `./scripts/fuzz OTHERDIRECTORY`.
 
+##### Adjusting Epoch
+
+To facilitate the creation of reproducible man pages an arbitrary release
+time has to be set in `meson.build`:
+
+```
+meson compile adjust-epoch -C build
+```
+
+or
+
+```
+./scripts/adjust-epoch
+```
+
 ### GCC and -fanalyzer
 
 Cagebreak should compile with any reasonably new gcc or clang. Consider

meson.build

@@ -350,6 +350,9 @@ run_target('devel-install',
 run_target('fuzz',
   command : ['scripts/fuzz', get_option('corpus')])
 
+run_target('adjust-epoch',
+  command : ['scripts/adjust-epoch'])
+
 # Test Suite
 
 test('Build without warnings', find_program('test/build-w-o-warnings'), env : [ ''.join('MESONCURRENTCONFIGDIR=', meson.current_source_dir()) ], suite: 'devel')

scripts/adjust-epoch

@@ -0,0 +1,13 @@
+#!/bin/bash
+# Copyright 2023, project-repo and the cagebreak contributors
+# SPDX-License-Identifier: MIT
+
+if [[ -n ${MESON_SOURCE_ROOT} ]]
+then
+	# shellcheck disable=2164
+	cd "${MESON_SOURCE_ROOT}"
+fi
+
+# shellcheck disable=2034
+ssepoch=$(date +%s)
+sed -i -e "/secssinceepoch \=/s/[0-9]*$/$ssepoch/" meson.build