yanchicao-yiwei-slt

setup_dotnet_env.sh

@@ -0,0 +1,65 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+RC_FILE="${RC_FILE:-$HOME/.bashrc}"
+DOTNET_DIR="${DOTNET_DIR:-$HOME/.dotnet}"
+
+begin_marker="# >>> dotnet user-local env >>>"
+end_marker="# <<< dotnet user-local env <<<"
+
+block_content=$(cat <<EOF
+${begin_marker}
+export DOTNET_ROOT="${DOTNET_DIR}"
+export PATH="\$DOTNET_ROOT:\$DOTNET_ROOT/tools:\$PATH"
+${end_marker}
+EOF
+)
+
+touch "${RC_FILE}"
+
+# 幂等更新：如果已有块就删掉再写入
+if grep -Fq "${begin_marker}" "${RC_FILE}"; then
+  tmp="$(mktemp)"
+  awk -v b="${begin_marker}" -v e="${end_marker}" '
+    BEGIN{inblk=0}
+    index($0,b){inblk=1; next}
+    index($0,e){inblk=0; next}
+    inblk==0{print}
+  ' "${RC_FILE}" > "${tmp}"
+  mv "${tmp}" "${RC_FILE}"
+fi
+
+{
+  echo
+  echo "${block_content}"
+} >> "${RC_FILE}"
+
+# ✅ 关键修复：不要依赖 source ~/.bashrc（非交互可能直接 return）
+# 直接在当前脚本进程里让环境变量生效
+export DOTNET_ROOT="${DOTNET_DIR}"
+export PATH="${DOTNET_ROOT}:${DOTNET_ROOT}/tools:${PATH}"
+
+echo "== DOTNET_ROOT =="
+echo "${DOTNET_ROOT}"
+echo
+echo "== which dotnet =="
+command -v dotnet || true
+echo
+
+# 检测 dotnet 是否实际安装在 ~/.dotnet
+if [[ ! -x "${DOTNET_ROOT}/dotnet" ]] && ! command -v dotnet >/dev/null 2>&1; then
+  echo "ERROR: dotnet 仍然不可用。"
+  echo "原因通常是：${DOTNET_ROOT}/dotnet 不存在（还没安装 .NET SDK/Runtime）"
+  echo
+  echo "你可以检查："
+  echo "  ls -lh ${DOTNET_ROOT}"
+  echo
+  echo "如果你本来是装在别的目录（例如 /usr/share/dotnet），就把 DOTNET_DIR 改成那个路径："
+  echo "  DOTNET_DIR=/usr/share/dotnet ./setup_dotnet_env.sh"
+  exit 2
+fi
+
+echo "== dotnet --info =="
+dotnet --info
+echo
+echo "Done. Persistent config written to: ${RC_FILE}"