build-info

#!/bin/sh
# build-info -- Generate header file containing build details
# $Id$

rep_version="$1"
repdir="$2"
replispdir="$3"
repexecdir="$4"
repdocfile="$5"
repcommonexecdir="$6"

[ -n "$HOSTNAME" ] \
    || HOSTNAME=`hostname` \
    || HOSTNAME=unknown

sys_name="$HOSTNAME"
user_name="$LOGNAME"

dateopts=""
if [ -n "$SOURCE_DATE_EPOCH" ] ; then
    if date --version|grep -q GNU ; then
        dateopts="-u -d @$SOURCE_DATE_EPOCH"
    else
        dateopts="-u -r $SOURCE_DATE_EPOCH"
    fi
    sys_name=reproducible
    user_name=reproducible
fi
build_date="`date $dateopts +'%a %b %e %Y'`"
build_time="`date $dateopts +'%T %Z'`"

cat <<EOF
/* build.h -- Definitions relating to the current build
   Automatically generated by build-info; DO NOT EDIT! */

#ifndef BUILD_H
#define BUILD_H

#define REP_VERSION "$rep_version"

#define REP_DIRECTORY "$repdir"
#define REP_LISP_DIRECTORY "$replispdir"
#define REP_EXEC_DIRECTORY "$repexecdir"
#define REP_COMMON_EXEC_DIRECTORY "$repcommonexecdir"
#define REP_DOC_FILE "$repdocfile"

#define BUILD_HOST "$sys_name"
#define BUILD_USER "$user_name"

#define BUILD_DATE "$build_date"
#define BUILD_TIME "$build_time"

#endif /* BUILD_H */
EOF