-
Notifications
You must be signed in to change notification settings - Fork 0
/
main.cpp
204 lines (182 loc) · 5.04 KB
/
main.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
//Gccring - main.cpp
//
//Copyright (C) 2012 Crabant Yang
//
//This file is part of Gccring.
//
// Gccring is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Gccring is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Gccring. If not, see <http://www.gnu.org/licenses/>.
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string>
#include <sys/types.h>
#include <sys/wait.h>
#include <string.h>
#include "public.h"
#include "env.h"
#include "args.h"
#include "collect.h"
#include "utils.h"
#include "cfg.h"
#include "refine.h"
#include "trace.h"
#include "ringargs.h"
int main_show_help()
{
std::string str;
str+=
"gccring --help\n"
" :show this help\n"
"gccring gccring enable\n"
" :enable gccring redirect output function\n"
"gccring gccring disable\n"
" :disable gccring redirect output function\n"
"gccring gccring compiler add COMPILER_COMMAND\n"
" :add a compiler alias\n"
"gccring gccring compiler del COMPILER_COMMAND\n"
" :delete a compiler alias\n"
"gccring gccring compiler list\n"
" :list current compiler aliases\n"
"gccring gccring output list\n"
" :list output files\n"
"gccring gccring output refine\n"
" :refine the output list file\n"
"gccring gccring output clear\n"
" :clear all output files\n"
"\n";
str+=CCfg::help();
printf("%s",str.c_str());
return 0;
}
int main_do_refine()
{
CRefine refine;
refine.refine();
return 0;
}
void help(int argc,char* argv[])
{
bool gccring= 0<=argc && NULL!=strstr(argv[0],"gccring");
bool show_help=false;
bool do_refine=false;
for(int i=1;argc>i;++i)
{
if(gccring)
{
if(0==strcmp("--help",argv[i]))
{
show_help=true;
break;
}
if(0==strcmp("--refine",argv[i]))
{
do_refine=true;
break;
}
}
if(0==strcmp("--gccring-help",argv[i]))
{
show_help=true;
break;
}
if(0==strcmp("--gccring-refine",argv[i]))
{
do_refine=true;
break;
}
}
if(show_help)
{
main_show_help();
exit(0);
}
if(do_refine)
{
main_do_refine();
exit(0);
}
if(gccring)
{
main_show_help();
exit(0);
}
}
int main(int argc,char* argv[])
{
int res=0;
CCfg::init();
//help(argc,argv);
CRingArgs ringArgs;
ringArgs.check(argc,argv);
CTrace::add("new request");
CTrace::add(argc,argv);
CEnv env;
env.init(argc,argv);
CArgs args;
args.parse(argc,argv);
CCollect collect;
collect.init(argc,argv);
bool needCollect=args.getNeedCollect();
//是编译操作
if(needCollect)
{
//获取obj文件名称
std::string oldFile=args.getObjFileName();
std::string newFile;
//生成收集信息目录
res=collect.prepareObjFile(oldFile,newFile);
cond_check_r(0==res,"createObjFilePath failed",-4);
char** newArgs=NULL;
//拿到新的gcc命令,进行临时编译,获取obj文件对应的所有头文件,源文件信息
res=args.createNewCmd(newFile,newArgs);
cond_check_r(0==res,"getOriCmd failed",-1);
cond_check_r(NULL!=newArgs,"oriArgs is NULL",-2);
cond_check_r(NULL!=newArgs[0],"args[0] is NULL",-3);
//执行新的gcc命令
int pid=fork();
cond_check_r(0<=pid,"fork failed",-4);
if(0==pid)
{
execvp(newArgs[0],newArgs);
printf("child process execvp failed\n");
exit(-1);
}
int status;
waitpid(pid,&status,0);
int childRetCode=WEXITSTATUS(status);
if(0!=childRetCode)
return childRetCode;
//复制obj文件依赖的所有文件
res=collect.copyFiles(newFile);
cond_check_r(0==res,"collect copy files failed",-4);
utils::rm(newFile.c_str());
std::map<std::string,std::string> macros;
res=args.getMacros(macros);
cond_check_r(0==res,"getMacros failed",-5);
res=collect.addMacros(macros);
cond_check_r(0==res,"collect addMacros failed",-6);
}
//执行原来的编译操作
{
char** oriArgs=NULL;
res=args.getOriCmd(oriArgs);
cond_check_r(0==res,"getOriCmd failed",-1);
cond_check_r(NULL!=oriArgs,"oriArgs is NULL",-2);
cond_check_r(NULL!=oriArgs[0],"args[0] is NULL",-3);
execvp(oriArgs[0],oriArgs);
printf("execvp failed\n");
exit(-1);
}
return 0;
}