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Diffstat (limited to 'xmake/modules/package/manager/nix/search_package.lua')
| -rw-r--r-- | xmake/modules/package/manager/nix/search_package.lua | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/xmake/modules/package/manager/nix/search_package.lua b/xmake/modules/package/manager/nix/search_package.lua new file mode 100644 index 000000000..b95978736 --- /dev/null +++ b/xmake/modules/package/manager/nix/search_package.lua @@ -0,0 +1,155 @@ +--!A cross-platform build utility based on Lua +-- +-- 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. +-- +-- Copyright (C) 2015-present, Xmake Open Source Community. +-- +-- @author ruki +-- @file search_package.lua +-- + +-- imports +import("core.base.option") +import("lib.detect.find_tool") + +-- search packages using modern nix search +function _search_with_flakes(nix, name) + local results = {} + + -- use nix search to find packages + local searchdata = try {function () + return os.iorunv(nix.program, {"search", "nixpkgs", name, "--json"}) + end} + + if searchdata then + -- parse JSON output + local ok, data = try {function () + return json.decode(searchdata) + end} + + if ok and data then + for pkgname, pkginfo in pairs(data) do + -- extract package name from the full path (e.g., "legacyPackages.x86_64-linux.cmake" -> "cmake") + local simplename = pkgname:match("([^%.]+)$") + if simplename and simplename:find(name, 1, true) then + table.insert(results, { + name = "nix::" .. simplename, + version = pkginfo.version or "unknown", + description = pkginfo.description or "" + }) + end + end + end + end + + return results +end + +-- search packages using legacy nix-env +function _search_with_env(name) + local results = {} + local nixenv = find_tool("nix-env") + if not nixenv then + return results + end + + -- use nix-env to search for packages + local searchdata = try {function () + return os.iorunv(nixenv.program, {"-qaP", "*" .. name .. "*"}) + end} + + if searchdata then + -- parse nix-env output format: + -- nixpkgs.cmake cmake-3.27.7 + -- nixpkgs.cmake-cursor cmake-cursor-0.2.1 + -- nixpkgs.cmakeWithGui cmake-3.27.7 + + for _, line in ipairs(searchdata:split("\n", {plain = true})) do + line = line:trim() + if line ~= "" then + local parts = line:split("%s+", {limit = 2}) + if #parts >= 2 then + local fullname = parts[1] + local version_desc = parts[2] + + -- extract simple package name + local pkgname = fullname:match("nixpkgs%.(.+)") + if pkgname and pkgname:find(name, 1, true) then + -- try to separate version from description + local version = version_desc:match("^([%d%.%-]+)") + local description = version_desc:gsub("^[%d%.%-]+%s*", "") + + table.insert(results, { + name = "nix::" .. pkgname, + version = version or "unknown", + description = description or "" + }) + end + end + end + end + end + + return results +end + +-- search package using the nix package manager +-- +-- @param name the package name with pattern +-- +function main(name) + -- find nix + local nix = find_tool("nix") + if not nix then + raise("nix not found!") + end + + -- check if we have flakes enabled (modern nix) + local hasflakes = try {function () + return os.iorunv(nix.program, {"search", "--help"}, {stdout = os.nuldev()}) + end} + + local results = {} + + -- try modern search first + if hasflakes then + results = try {function () + return _search_with_flakes(nix, name) + end} or {} + end + + -- fallback to legacy search if modern search failed or returned no results + if #results == 0 then + results = try {function () + return _search_with_env(name) + end} or {} + end + + -- remove duplicates and sort + local seen = {} + local unique_results = {} + for _, result in ipairs(results) do + local key = result.name + if not seen[key] then + seen[key] = true + table.insert(unique_results, result) + end + end + + -- sort by package name + table.sort(unique_results, function(a, b) + return a.name < b.name + end) + + return unique_results +end
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