Move build-rpm to dist

1 files changed, 124 insertions, 0 deletions

diff --git a/dist/build-rpm.sh b/dist/build-rpm.sh
new file mode 100755
index 00000000000..e86eebe9380
--- /dev/null
+++ b/dist/build-rpm.sh
@@ -0,0 +1,124 @@
+#!/bin/bash
+
+set -e
+
+Usage() {
+    cat <<EOF
+Usage: ${0##*/} [OPTIONS]...SPECFILE
+Run rpmbuild with the given specfile macros, creating TOPDIR if necessary.
+
+Options:
+  -b BUILDDIR  Overrides %_builddir.
+  -d DIST      The %dist to build for (e.g. .el7 for RHEL 7). Can be specified
+               multiple time to build multiple RPMs. The default %dist is used
+               if no -d options have been specified.
+  -h           Print this help text and exit.
+  -t TOPDIR    Overrides %_topdir.
+  -v VERSION   [Required] The version of the RPM.
+EOF
+
+    exit 1
+}
+
+Fail() {
+    printf "%s\n" "$*"
+    exit 1
+}
+
+Run() {
+    local command="$1"
+    shift
+    printf "%q" "$command"
+
+    local arg
+    for arg in "$@"; do
+	printf " %q" "$arg"
+    done
+    printf "\n"
+
+    "$command" "$@"
+}
+
+Main() {
+    local -a dists=()
+    local version= topdir= builddir=
+    while (( $# > 0 )); do
+	case "$1" in
+	    -b|--builddir)
+		builddir="$2"
+		shift 2
+		if ! test -d "$builddir"; then
+		    Fail "BUILDDIR '$builddir' does not exist"
+		# Make builddir an absolute path
+		elif ! builddir=$(readlink -e "$builddir"); then
+		    Fail "Failed to resolve BUILDDIR '$builddir'"
+		fi
+		;;
+	    -d|--dist)
+		local dist="$2"
+		shift 2
+		case "$dist" in
+		    .el6|.el7) : ;;
+		    *) Fail "Bad DIST value '$dist'" ;;
+		esac
+		dists+=("$dist")
+		;;
+	    -t|--topdir)
+		topdir="$2"
+		shift 2
+		if ! [[ "$topdir" =~ ^/ ]]; then
+		    Fail "TOPDIR must be an absolute path"
+		fi
+		;;
+	    -v|--version)
+		version="$2"
+		shift 2
+		if ! [[ "$version" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
+		    Fail "VERSION must be a version of the form X.Y.Z"
+		fi
+		;;
+	    *) break ;;
+	esac
+    done
+
+    if (( $# == 0 )); then
+	Fail "Missing SPECFILE"
+    elif (( $# > 1 )); then
+	Fail "Too many arguments"
+    else
+	case "$1" in
+	    help|-h|--help) Usage ;;
+	esac
+    fi
+    local specfile="$1"
+
+    local -a defines=()
+
+    if test -n "$builddir"; then
+	defines+=(--define "_builddir $builddir")
+    fi
+
+    if test -n "$topdir"; then
+	if ! mkdir -p "$topdir"; then
+	    Fail "Failed to create TOPDIR directory '$topdir'"
+	fi
+	defines+=(--define "_topdir $topdir")
+    fi
+
+    if test -n "$version"; then
+	defines+=(--define "version $version")
+    else
+	Fail "VERSION is required"
+    fi
+
+    if (( ${#dists[@]} == 0 )); then
+	Run rpmbuild -bb "${defines[@]}" "$specfile"
+    else
+	local dist
+	for dist in "${dists[@]}"; do
+	    Run rpmbuild -bb "${defines[@]}" --define "dist $dist" "$specfile"
+	done
+    fi
+}
+
+Main "$@"