Pad the strings sccs[], version[], and osrelease[] up to a minimum of

128 bytes, 256 bytes, and 32 bytes respectively.  This makes it much
easier to identify when two kernels are identical apart from a version
number bump (as often happens on security branches).

Discussed on:	freebsd-arch, in May 2005
This commit is contained in:
Colin Percival 2005-08-19 01:49:15 +00:00
parent 053018f6ea
commit 4f9dc74288

View file

@ -33,6 +33,9 @@
TYPE="FreeBSD"
REVISION="7.0"
BRANCH="CURRENT"
if [ "X${BRANCH_OVERRIDE}" != "X" ]; then
BRANCH=${BRANCH_OVERRIDE}
fi
RELEASE="${REVISION}-${BRANCH}"
VERSION="${TYPE} ${RELEASE}"
@ -85,10 +88,14 @@ v=`cat version` u=${USER:-root} d=`pwd` h=${HOSTNAME:-`hostname`} t=`date`
i=`${MAKE:-make} -V KERN_IDENT`
cat << EOF > vers.c
$COPYRIGHT
char sccs[] = "@(#)${VERSION} #${v}: ${t}";
char version[] = "${VERSION} #${v}: ${t}\\n ${u}@${h}:${d}\\n";
#define SCCSSTR "@(#)${VERSION} #${v}: ${t}"
#define VERSTR "${VERSION} #${v}: ${t}\\n ${u}@${h}:${d}\\n"
#define RELSTR "${RELEASE}"
char sccs[sizeof(SCCSSTR) > 128 ? sizeof(SCCSSTR) : 128] = SCCSSTR;
char version[sizeof(VERSTR) > 256 ? sizeof(VERSTR) : 256] = VERSTR;
char ostype[] = "${TYPE}";
char osrelease[] = "${RELEASE}";
char osrelease[sizeof(RELSTR) > 32 ? sizeof(RELSTR) : 32] = RELSTR;
int osreldate = ${RELDATE};
char kern_ident[] = "${i}";
EOF