X-Git-Url: https://iankelling.org/git/?p=buildscripts;a=blobdiff_plain;f=go;h=d58bca7c87aa463d2b7662ba9ac464476e292cdc;hp=d948b9d0063c95c53c1cad4128a5f64abc8e8c5a;hb=HEAD;hpb=6aee7dbe350924175b21afe367ca37ddbc23c2f2

diff --git a/go b/go
index d948b9d..354b92e 100755
--- a/go
+++ b/go
@@ -1,13 +1,32 @@
 #!/bin/bash
-# Copyright (C) 2019 Ian Kelling
-# SPDX-License-Identifier: AGPL-3.0-or-later
+# I, Ian Kelling, follow the GNU license recommendations at
+# https://www.gnu.org/licenses/license-recommendations.en.html. They
+# recommend that small programs, < 300 lines, be licensed under the
+# Apache License 2.0. This file contains or is part of one or more small
+# programs. If a small program grows beyond 300 lines, I plan to switch
+# its license to GPL.
+
+# Copyright 2024 Ian Kelling
+
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 
 # usage: no args, run to install latest go.
 
 if [ -z "$BASH_VERSION" ]; then echo "error: shell is not bash" >&2; exit 1; fi
 
 shopt -s inherit_errexit 2>/dev/null ||: # ignore fail in bash < 4.4
-source /a/bin/errhandle/err
+source /usr/local/lib/bash-bear
 
 force=false
 case $1 in
@@ -19,6 +38,11 @@ e() { printf "$pre %s\n"  "$*"; }
 err() { echo "[$(date +'%Y-%m-%d %H:%M:%S%z')]: $0: $*" >&2; }
 
 
+if [[ ! -d /a/opt/go.git ]]; then
+  mkdir -p /a/opt
+  cd /a/opt
+  git clone --bare https://go.googlesource.com/go
+fi
 
 m cd /a/opt/go.git
 
@@ -27,8 +51,13 @@ install=false
 
 if ! $force; then
   yesterday=$(( $(date +%s) - 60*60*24 ))
+  fetch_mtime=$(stat -c %Y FETCH_HEAD)
+  if [[ ! $fetch_mtime ]]; then
+    err failed to get output from stat -c %Y FETCH_HEAD
+    exit 1
+  fi
   # no need to check for updates on go more than once a day
-  if (( $(stat -c %Y FETCH_HEAD) > yesterday )); then
+  if (( fetch_mtime > yesterday )); then
     up=false
   fi
 
@@ -54,6 +83,7 @@ fi
 
 if $up; then
   m git fetch --tags
+  mkdir -p ~/.local
   touch ~/.local/gofetch
 
   vers=($(git tag | sort -Vr | grep -E '^go[0-9.]+$' | head))