完成自動產生 FreeBSD packages 至 ports 目錄對應表的 script (同時修正 bug)

1 files changed, 52 insertions, 0 deletions

diff --git a/freebsd.ports.sh b/freebsd.ports.sh
new file mode 100755
index 0000000..e748bdf
--- /dev/null
+++ b/freebsd.ports.sh
@@ -0,0 +1,52 @@
+#!/bin/sh
+
+msg () {
+	echo "$@" 1>&2
+}
+
+get_origin () {
+	grep "^$1" "${index}" | (
+		IFS="${IFS}|"
+		while read pkgnamever fullpath trash; do
+			pkgname="${pkgnamever%-*}"
+			if [ "${pkgname}" = "$1" ]; then
+				this_origin="${fullpath#${PORTSDIR}}"
+				this_origin="${this_origin#/}"
+				echo "${this_origin}"
+				break
+			fi
+		done
+	)
+}
+
+[ -z "$1" ] && msg "Usage: $0 list_file" && exit 1
+: ${FREEBSD_VERSION:="`uname -r | sed 's|^\([0-9]*\).*$|\1|'`"}
+: ${PORTSDIR:="/usr/ports"}
+index="${PORTSDIR}/INDEX-${FREEBSD_VERSION}"
+
+msg "==> FreeBSD version is ${FREEBSD_VERSION}"
+msg "==> FreeBSD ports tree is ${PORTSDIR}"
+msg "==> FreeBSD ports index file is ${index}"
+
+exec 3< "$1"       # list file
+
+echo "// vim: ft=c: et"
+echo ""
+echo "// ====================================================================="
+echo "// This file maps FreeBSD packages to their ports directories"
+echo "// ====================================================================="
+echo ""
+
+while read pkgname 0<&3; do
+	msg "=> Processing package ${pkgname}"
+	origin="`get_origin ${pkgname}`"
+	[ -z "${origin}" ] && \
+		msg "==> Cannot find origin for ${pkgname} in your index file" && \
+		msg "==> Exit now!" && exit 1
+	msg "=> Processing package ${pkgname} - ${origin}"
+	printf "#define %-32s %s\n" "${pkgname}" "${origin}"
+done
+
+exec 3<&-
+
+msg "==> Done!"