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#!/bin/sh
# this generates the "build.c" file
# try to find out the build date
if [ -x /bin/date ]; then
date='char *BuildDate= "'`/bin/date`'";'
else
date='char *BuildDate= (char *)0;'
fi
# try to find out who's doing the build. there are two common places
# for 'id', /bin/id and /usr/bin/id.
if [ -x /bin/id ]; then
user='char *BuildUser= "'`/bin/id`'";'
else
if [ -x /usr/bin/id ]; then
user='char *BuildUser= "'`/usr/bin/id`'";'
else
user='char *BuildUser= (char *)0;'
fi
fi
# try to find out the system information
if [ -x /bin/uname ]; then
uname='char *BuildSystem= "'`/bin/uname -a`'";'
else
uname='char *BuildSystem= "<unknown system>";'
fi
if [ -n "$SOURCE_DATE_EPOCH" ]; then
date='char *BuildDate= "'$(LC_ALL=C date --utc --date="@${SOURCE_DATE_EPOCH}")'";'
user='char *BuildUser= (char *)0;'
uname='char *BuildSystem= (char *)0;'
fi
echo '/* THIS FILE IS AUTOMATICALLY GENERATED */' > build.c
echo $uname >> build.c
echo $date >> build.c
echo $user >> build.c
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