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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include "wrapper.hxx"
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#define BUFLEN 2048
string getexe(string exename, bool maybeempty) {
char* cmdbuf;
size_t cmdlen;
_dupenv_s(&cmdbuf,&cmdlen,exename.c_str());
if(!cmdbuf) {
if (maybeempty) {
return string();
}
cout << "Error " << exename << " not defined. Did you forget to source the environment?" << endl;
exit(1);
}
string command(cmdbuf);
free(cmdbuf);
return command;
}
void setupccenv() {
// Set-up library path
string libpath="LIB=";
char* libbuf;
size_t liblen;
_dupenv_s(&libbuf,&liblen,"ILIB");
libpath.append(libbuf);
free(libbuf);
if(_putenv(libpath.c_str())<0) {
cerr << "Error: could not export LIB" << endl;
exit(1);
}
// Set-up include path
string includepath="INCLUDE=.;";
char* incbuf;
size_t inclen;
_dupenv_s(&incbuf,&inclen,"SOLARINC");
string inctmp(incbuf);
free(incbuf);
// 3 = strlen(" -I")
for(size_t pos=0; pos != string::npos;) {
size_t endpos=inctmp.find(" -I",pos+3);
size_t len=endpos-pos-3;
if(endpos==string::npos)
includepath.append(inctmp,pos+3,endpos);
else if(len>0) {
includepath.append(inctmp,pos+3,len);
includepath.append(";");
}
pos=inctmp.find(" -I",pos+len);
}
if(_putenv(includepath.c_str())<0) {
cerr << "Error: could not export INCLUDE" << endl;
exit(1);
}
}
string processccargs(vector<string> rawargs) {
// suppress the msvc banner
string args=" -nologo";
// TODO: should these options be enabled globally?
args.append(" -EHsc");
const char *const pDebugRuntime(getenv("MSVC_USE_DEBUG_RUNTIME"));
if (pDebugRuntime && !strcmp(pDebugRuntime, "TRUE"))
args.append(" -MDd");
else
args.append(" -MD");
args.append(" -Gy");
args.append(" -Zc:wchar_t-");
args.append(" -Ob1 -Oxs -Oy-");
// apparently these must be at the end
// otherwise configure tests may fail
string linkargs(" -link");
for(vector<string>::iterator i = rawargs.begin(); i != rawargs.end(); ++i) {
args.append(" ");
if(*i == "-o") {
// TODO: handle more than just exe output
++i;
size_t dot=(*i).find_last_of(".");
if(!(*i).compare(dot+1,3,"obj") || !(*i).compare(dot+1,1,"o"))
{
args.append("-Fo");
args.append(*i);
}
else if(!(*i).compare(dot+1,3,"exe"))
{
args.append("-Fe");
args.append(*i);
}
else if(!(*i).compare(dot+1,3,"dll"))
{ // apparently cl.exe has no flag for dll?
linkargs.append(" -dll -out:");
linkargs.append(*i);
}
else
{
cerr << "unknown -o argument - please adapt gcc-wrapper for \""
<< (*i) << "\"";
exit(1);
}
}
else if(*i == "-g") {
args.append("-Zi");
#if _MSC_VER >= 1800
args.append(" -FS");
#endif
}
else if(!(*i).compare(0,2,"-D")) {
// need to re-escape strings for preprocessor
for(size_t pos=(*i).find("\"",0); pos!=string::npos; pos=(*i).find("\"",pos)) {
(*i).replace(pos,0,"\\");
pos+=2;
}
args.append(*i);
}
else if(!(*i).compare(0,2,"-L")) {
linkargs.append(" -LIBPATH:"+(*i).substr(2));
}
else if(!(*i).compare(0,2,"-l")) {
linkargs.append(" "+(*i).substr(2)+".lib");
}
else if(!(*i).compare(0,5,"-def:") || !(*i).compare(0,5,"/def:")) {
// why are we invoked with /def:? cl.exe should handle plain
// "foo.def" by itself
linkargs.append(" " + *i);
}
else if(!(*i).compare(0,12,"-fvisibility")) {
//TODO: drop other gcc-specific options
}
else if(!(*i).compare(0,4,"-Wl,")) {
//TODO: drop other gcc-specific options
}
else if(*i == "-Werror")
args.append("-WX");
else
args.append(*i);
}
args.append(linkargs);
return args;
}
int startprocess(string command, string args) {
STARTUPINFO si;
PROCESS_INFORMATION pi;
SECURITY_ATTRIBUTES sa;
HANDLE childout_read;
HANDLE childout_write;
memset(&sa,0,sizeof(sa));
memset(&si,0,sizeof(si));
memset(&pi,0,sizeof(pi));
sa.nLength=sizeof(sa);
sa.bInheritHandle=TRUE;
if(!CreatePipe(&childout_read,&childout_write,&sa,0)) {
cerr << "Error: could not create stdout pipe" << endl;
exit(1);
}
si.cb=sizeof(si);
si.dwFlags |= STARTF_USESTDHANDLES;
si.hStdOutput=childout_write;
si.hStdError=childout_write;
// support ccache
size_t pos=command.find("ccache ");
if(pos != string::npos) {
args.insert(0,"cl.exe");
command=command.substr(0,pos+strlen("ccache"))+".exe";
}
//cerr << "CMD= " << command << " " << args << endl;
// Commandline may be modified by CreateProcess
char* cmdline=_strdup(args.c_str());
if(!CreateProcess(command.c_str(), // Process Name
cmdline, // Command Line
NULL, // Process Handle not Inheritable
NULL, // Thread Handle not Inheritable
TRUE, // Handles are Inherited
0, // No creation flags
NULL, // Enviroment for process
NULL, // Use same starting directory
&si, // Startup Info
&pi) // Process Information
) {
cerr << "Error: could not create process" << endl;
exit(1);
}
// if you don't close this the process will hang
CloseHandle(childout_write);
// Get Process output
char buffer[BUFLEN];
DWORD readlen, writelen, ret;
HANDLE stdout_handle=GetStdHandle(STD_OUTPUT_HANDLE);
while(true) {
int success=ReadFile(childout_read,buffer,BUFLEN,&readlen,NULL);
// check if the child process has exited
if(GetLastError()==ERROR_BROKEN_PIPE)
break;
if(!success) {
cerr << "Error: could not read from subprocess stdout" << endl;
exit(1);
}
if(readlen!=0) {
WriteFile(stdout_handle,buffer,readlen,&writelen,NULL);
}
}
WaitForSingleObject(pi.hProcess, INFINITE);
GetExitCodeProcess(pi.hProcess, &ret);
CloseHandle(pi.hThread);
CloseHandle(pi.hProcess);
return int(ret);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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