1// Copyright 2016 Google Inc. All rights reserved 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15// +build ignore 16 17// This command will dump the contents of a kati stamp file into a more portable 18// format for use by other tools. For now, it just exports the files read. 19// Later, this will be expanded to include the Glob and Shell commands, but 20// those require a more complicated output format. 21 22#include <stdio.h> 23 24#include <string> 25 26#include "io.h" 27#include "log.h" 28#include "strutil.h" 29 30int main(int argc, char* argv[]) { 31 bool dump_files = false; 32 bool dump_env = false; 33 34 if (argc == 1) { 35 fprintf(stderr, "Usage: ckati_stamp_dump [--env] [--files] <stamp>\n"); 36 return 1; 37 } 38 39 for (int i = 1; i < argc - 1; i++) { 40 const char* arg = argv[i]; 41 if (!strcmp(arg, "--env")) { 42 dump_env = true; 43 } else if (!strcmp(arg, "--files")) { 44 dump_files = true; 45 } else { 46 fprintf(stderr, "Unknown option: %s", arg); 47 return 1; 48 } 49 } 50 51 if (!dump_files && !dump_env) { 52 dump_files = true; 53 } 54 55 FILE* fp = fopen(argv[argc - 1], "rb"); 56 if (!fp) 57 PERROR("fopen"); 58 59 ScopedFile sfp(fp); 60 double gen_time; 61 size_t r = fread(&gen_time, sizeof(gen_time), 1, fp); 62 if (r != 1) 63 ERROR("Incomplete stamp file"); 64 65 int num_files = LoadInt(fp); 66 if (num_files < 0) 67 ERROR("Incomplete stamp file"); 68 for (int i = 0; i < num_files; i++) { 69 string s; 70 if (!LoadString(fp, &s)) 71 ERROR("Incomplete stamp file"); 72 if (dump_files) 73 printf("%s\n", s.c_str()); 74 } 75 76 int num_undefineds = LoadInt(fp); 77 if (num_undefineds < 0) 78 ERROR("Incomplete stamp file"); 79 for (int i = 0; i < num_undefineds; i++) { 80 string s; 81 if (!LoadString(fp, &s)) 82 ERROR("Incomplete stamp file"); 83 if (dump_env) 84 printf("undefined: %s\n", s.c_str()); 85 } 86 87 int num_envs = LoadInt(fp); 88 if (num_envs < 0) 89 ERROR("Incomplete stamp file"); 90 for (int i = 0; i < num_envs; i++) { 91 string name; 92 string val; 93 if (!LoadString(fp, &name)) 94 ERROR("Incomplete stamp file"); 95 if (!LoadString(fp, &val)) 96 ERROR("Incomplete stamp file"); 97 if (dump_env) 98 printf("%s: %s\n", name.c_str(), val.c_str()); 99 } 100 101 return 0; 102} 103