From 429dbdf1be538a324d5176927eb8b978cf589482 Mon Sep 17 00:00:00 2001 From: James Youngman Date: Wed, 9 Jan 2008 23:57:40 +0000 Subject: [PATCH] New module releasedate for determining the package release date. 2008-01-09 James Youngman * modules/releasedate: New module for determining the release date of a package, and its age. * lib/releasedate.c, lib/releasedate.h, m4/releasedate.m4: New files. Signed-off-by: James Youngman --- lib/releasedate.c | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++ lib/releasedate.h | 28 +++++++++++++++++++++ m4/releasedate.m4 | 38 ++++++++++++++++++++++++++++ modules/releasedate | 26 +++++++++++++++++++ 4 files changed, 160 insertions(+), 0 deletions(-) create mode 100644 lib/releasedate.c create mode 100644 lib/releasedate.h create mode 100644 m4/releasedate.m4 create mode 100644 modules/releasedate diff --git a/lib/releasedate.c b/lib/releasedate.c new file mode 100644 index 0000000..3816e19 --- /dev/null +++ b/lib/releasedate.c @@ -0,0 +1,68 @@ +/* releasedate.c --- Fetch the release date for the package. + Copyright (C) 2008 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . + + Written by James Youngman. */ + +#include + +#include +#include + +#include "timespec.h" +#include "getdate.h" +#include "releasedate.h" + + +static bool +now (struct timespec *result) +{ + time_t t = time (NULL); + if ((time_t)-1 != t) + { + result->tv_sec = t; + result->tv_nsec = 0; + return true; + } + else + { + /* We can't tell the time. */ + return false; + } +} + +extern bool +release_date (struct timespec * when) +{ + struct timespec current; + + return now (¤t) && get_date(when, PACKAGE_RELEASE_DATE, ¤t); +} + +extern bool +release_age (double *age) +{ + struct timespec rd, current; + + if (now (¤t) && release_date (&rd)) + { + *age = difftime (current.tv_sec, rd.tv_sec); + return true; + } + else + { + return false; + } +} diff --git a/lib/releasedate.h b/lib/releasedate.h new file mode 100644 index 0000000..4105509 --- /dev/null +++ b/lib/releasedate.h @@ -0,0 +1,28 @@ +/* releasedate.h --- Fetch the release date for the package. + Copyright (C) 2008 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . + + Written by James Youngman. */ + +#ifndef RELEASEDATE_H +# define RELEASEDATE_H + +#include +#include + +extern bool release_date (struct timespec *); +extern bool release_age (double*); + +#endif /* RELEASEDATE_H */ diff --git a/m4/releasedate.m4 b/m4/releasedate.m4 new file mode 100644 index 0000000..355fc76 --- /dev/null +++ b/m4/releasedate.m4 @@ -0,0 +1,38 @@ +# releasedate.m4 serial 1 +dnl Copyright (C) 2008 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +AC_DEFUN([gl_RELEASE_DATE], +[ + AC_MSG_CHECKING(for a release date in the NEWS file) + if test -r $srcdir/NEWS; then + if test -n "$PACKAGE_VERSION"; then + # Look for a release date field for this package in the NEWS file. + # Assume that the release date is separated from the version number + # by a comma. Also assume that the package version matches itself + # as a glob. + ac_release_date=` + sed 15q < $srcdir/NEWS | + while read line; do + case "$line" in + *$PACKAGE_VERSION*[,]*) + echo "$line" | sed 's/.*[,] *//' | sed 's/ *$//';; + esac + done | sed 1q` + if test -z "$ac_release_date" ; then + AC_MSG_RESULT(release $PACKAGE_VERSION has no release date) + unset ac_release_date + else + AC_MSG_RESULT($ac_release_date) + AC_DEFINE_UNQUOTED(PACKAGE_RELEASE_DATE, ["$ac_release_date"], + [Define with the release date of the package, YYYY-MM-DD]) + fi + else + AC_MSG_RESULT(package version is unknown) + fi + else + AC_MSG_RESULT(NEWS file is absent) + fi +]) diff --git a/modules/releasedate b/modules/releasedate new file mode 100644 index 0000000..7b8afad --- /dev/null +++ b/modules/releasedate @@ -0,0 +1,26 @@ +Description: +Extract the release date of this version of the package. + +Files: +lib/releasedate.h +lib/releasedate.c +m4/releasedate.m4 + +Depends-on: +getdate + + +configure.ac: +gl_RELEASE_DATE + +Makefile.am: +lib_SOURCES += releasedate.h releasedate.c + +Include: +"releasedate.h" + +License: +GPL + +Maintainer: +James Youngman -- 1.5.3.7