github.com/goplus/llgo@v0.8.3/xtool/env/llvm/llvm.go (about)

     1  /*
     2   * Copyright (c) 2024 The GoPlus Authors (goplus.org). All rights reserved.
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package llvm
    18  
    19  import (
    20  	"os"
    21  
    22  	"github.com/goplus/llgo/xtool/nm"
    23  )
    24  
    25  type Env struct {
    26  	root     string
    27  	nmprefix string
    28  }
    29  
    30  func New() *Env {
    31  	var nmprefix string
    32  	var root = os.Getenv("LLGO_LLVM_ROOT")
    33  	if root != "" {
    34  		nmprefix = root + "/bin/llvm-"
    35  	}
    36  	return &Env{root, nmprefix}
    37  }
    38  
    39  func (p *Env) Root() string {
    40  	return p.root
    41  }
    42  
    43  func (p *Env) Nm() *nm.Cmd {
    44  	return nm.New(p.nmprefix + "nm")
    45  }