From 7fbd45b8fd2a9ba0d841da7ba7ff29117ec77a0e Mon Sep 17 00:00:00 2001
From: "B. Watson" <urchlay@slackware.uk>
Date: Tue, 31 Oct 2023 04:26:36 -0400
Subject: sbofindsrc: support new gentoo layout; add -r option.

---
 sbofindsrc | 38 ++++++++++++++++++++++++++++++++------
 1 file changed, 32 insertions(+), 6 deletions(-)

diff --git a/sbofindsrc b/sbofindsrc
index 83939ea..0297204 100755
--- a/sbofindsrc
+++ b/sbofindsrc
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # 20150827 bkw: attempt to find missing source tarballs
 
@@ -47,7 +47,7 @@ usage() {
 	cat <<EOF
 $SELF - attempt to find slackbuilds.org sources
 
-Usage: $SELF [-t] [path]
+Usage: $SELF [-t] [-r repo] [path]
 
 path is either an .info file or a directory containing an .info file.
 If a directory is given, it's searched for first in the current directory,
@@ -70,6 +70,10 @@ failure (non-zero) status.
 
 -t is test mode, does an HTTP HEAD request instead of downloading,
 and doesn't stop after finding a match.
+
+Use "-r <repo>" to search only one repo from the list. Setting REPO
+in the environment has the same effect. This option is mostly just for
+testing. Don't forget the space between -r and the repo name!
 EOF
 	exit "$1"
 }
@@ -153,7 +157,13 @@ sfdirect_download() {
 }
 
 gentoo_download() {
-	do_wget "http://ftp.osuosl.org/pub/gentoo/distfiles/$dlfile"
+	# b2sum from SBo blake2 package.
+	if type -p b2sum &>/dev/null; then
+		dir="$( echo -n $dlfile | b2sum | head -c2 )"
+		do_wget "http://ftp.osuosl.org/pub/gentoo/distfiles/$dir/$dlfile"
+	else
+		echo "*** can't try gentoo distfiles because b2sum is missing; install system/blake2"
+	fi
 }
 
 freebsd_download() {
@@ -288,6 +298,18 @@ if [ "$1" = "-t" ]; then
 	shift
 fi
 
+if [ "$1" = "-r" ]; then
+	if [ "$2" != "" ]; then
+		REPO="$2"
+		shift
+		shift
+	else
+		echo "Supported repositories for -r:"
+		echo $repos
+		exit 0
+	fi
+fi
+
 if [ "$#" -gt 1 ]; then
 	usage 1
 fi
@@ -302,9 +324,13 @@ for srcurl in $DOWNLOAD; do
 	dlmd5=$1
 	shift
 
-	repos="$( ( for repo in $repos; do
-	            echo $repo
-	            done ) | sort -R )"
+	if [ "$REPO" != "" ]; then
+		repos="$REPO"
+	else
+		repos="$( ( for repo in $repos; do
+						echo $repo
+						done ) | sort -R )"
+	fi
 
 	for repo in $repos; do
 		echo
-- 
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