1403 lines
34 KiB
C++
1403 lines
34 KiB
C++
/*=========================================================================
|
|
|
|
Program: Insight Segmentation & Registration Toolkit
|
|
Module: $RCSfile$
|
|
Language: C++
|
|
Date: $Date$
|
|
Version: $Revision$
|
|
|
|
Copyright (c) 2002 Insight Consortium. All rights reserved.
|
|
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
|
|
|
|
This software is distributed WITHOUT ANY WARRANTY; without even
|
|
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
PURPOSE. See the above copyright notices for more information.
|
|
|
|
=========================================================================*/
|
|
#include "cmSystemTools.h"
|
|
#include "errno.h"
|
|
#include "stdio.h"
|
|
#include <sys/stat.h>
|
|
#include "cmRegularExpression.h"
|
|
#include <ctype.h>
|
|
#include "cmDirectory.h"
|
|
|
|
// support for realpath call
|
|
#ifndef _WIN32
|
|
#include <limits.h>
|
|
#include <stdlib.h>
|
|
#include <sys/param.h>
|
|
#endif
|
|
|
|
#if defined(_MSC_VER) || defined(__BORLANDC__)
|
|
#include <windows.h>
|
|
#include <direct.h>
|
|
#define _unlink unlink
|
|
inline int Mkdir(const char* dir)
|
|
{
|
|
return _mkdir(dir);
|
|
}
|
|
inline const char* Getcwd(char* buf, unsigned int len)
|
|
{
|
|
return _getcwd(buf, len);
|
|
}
|
|
inline int Chdir(const char* dir)
|
|
{
|
|
#if defined(__BORLANDC__)
|
|
return chdir(dir);
|
|
#else
|
|
return _chdir(dir);
|
|
#endif
|
|
}
|
|
#else
|
|
#include <sys/types.h>
|
|
#include <fcntl.h>
|
|
#include <unistd.h>
|
|
inline int Mkdir(const char* dir)
|
|
{
|
|
return mkdir(dir, 00777);
|
|
}
|
|
inline const char* Getcwd(char* buf, unsigned int len)
|
|
{
|
|
return getcwd(buf, len);
|
|
}
|
|
inline int Chdir(const char* dir)
|
|
{
|
|
return chdir(dir);
|
|
}
|
|
#endif
|
|
|
|
bool cmSystemTools::s_DisableRunCommandOutput = false;
|
|
bool cmSystemTools::s_ErrorOccured = false;
|
|
bool cmSystemTools::s_DisableMessages = false;
|
|
|
|
void (*cmSystemTools::s_ErrorCallback)(const char*, const char*, bool&);
|
|
|
|
// adds the elements of the env variable path to the arg passed in
|
|
void cmSystemTools::GetPath(std::vector<std::string>& path)
|
|
{
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
const char* pathSep = ";";
|
|
#else
|
|
const char* pathSep = ":";
|
|
#endif
|
|
std::string pathEnv = getenv("PATH");
|
|
// A hack to make the below algorithm work.
|
|
if(pathEnv[pathEnv.length()-1] != ':')
|
|
{
|
|
pathEnv += pathSep;
|
|
}
|
|
std::string::size_type start =0;
|
|
bool done = false;
|
|
while(!done)
|
|
{
|
|
std::string::size_type endpos = pathEnv.find(pathSep, start);
|
|
if(endpos != std::string::npos)
|
|
{
|
|
path.push_back(pathEnv.substr(start, endpos-start));
|
|
start = endpos+1;
|
|
}
|
|
else
|
|
{
|
|
done = true;
|
|
}
|
|
}
|
|
for(std::vector<std::string>::iterator i = path.begin();
|
|
i != path.end(); ++i)
|
|
{
|
|
cmSystemTools::ConvertToUnixSlashes(*i);
|
|
}
|
|
}
|
|
|
|
|
|
const char* cmSystemTools::GetExecutableExtension()
|
|
{
|
|
#if defined(_WIN32) || defined(__CYGWIN__)
|
|
return ".exe";
|
|
#else
|
|
return "";
|
|
#endif
|
|
}
|
|
|
|
|
|
bool cmSystemTools::MakeDirectory(const char* path)
|
|
{
|
|
if(cmSystemTools::FileExists(path))
|
|
{
|
|
return true;
|
|
}
|
|
std::string dir = path;
|
|
if(dir.size() == 0)
|
|
{
|
|
return false;
|
|
}
|
|
cmSystemTools::ConvertToUnixSlashes(dir);
|
|
|
|
std::string::size_type pos = dir.find(':');
|
|
if(pos == std::string::npos)
|
|
{
|
|
pos = 0;
|
|
}
|
|
std::string topdir;
|
|
while((pos = dir.find('/', pos)) != std::string::npos)
|
|
{
|
|
topdir = dir.substr(0, pos);
|
|
Mkdir(topdir.c_str());
|
|
pos++;
|
|
}
|
|
if(dir[dir.size()-1] == '/')
|
|
{
|
|
topdir = dir.substr(0, dir.size());
|
|
}
|
|
else
|
|
{
|
|
topdir = dir;
|
|
}
|
|
if(Mkdir(topdir.c_str()) != 0)
|
|
{
|
|
// There is a bug in the Borland Run time library which makes MKDIR
|
|
// return EACCES when it should return EEXISTS
|
|
// if it is some other error besides directory exists
|
|
// then return false
|
|
if( (errno != EEXIST)
|
|
#ifdef __BORLANDC__
|
|
&& (errno != EACCES)
|
|
#endif
|
|
)
|
|
{
|
|
cmSystemTools::Error("Faild to create directory:", path);
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
// replace replace with with as many times as it shows up in source.
|
|
// write the result into source.
|
|
void cmSystemTools::ReplaceString(std::string& source,
|
|
const char* replace,
|
|
const char* with)
|
|
{
|
|
int lengthReplace = strlen(replace);
|
|
std::string rest;
|
|
size_t start = source.find(replace);
|
|
while(start != std::string::npos)
|
|
{
|
|
rest = source.substr(start+lengthReplace);
|
|
source = source.substr(0, start);
|
|
source += with;
|
|
source += rest;
|
|
start = source.find(replace, start + lengthReplace );
|
|
}
|
|
}
|
|
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
|
|
// Get the data of key value.
|
|
// Example :
|
|
// HKEY_LOCAL_MACHINE\SOFTWARE\Python\PythonCore\2.1\InstallPath
|
|
// => will return the data of the "default" value of the key
|
|
// HKEY_LOCAL_MACHINE\SOFTWARE\Scriptics\Tcl\8.4;Root
|
|
// => will return the data of the "Root" value of the key
|
|
bool ReadAValue(std::string &res, const char *key)
|
|
{
|
|
// find the primary key
|
|
std::string primary = key;
|
|
std::string second;
|
|
std::string valuename;
|
|
|
|
size_t start = primary.find("\\");
|
|
if (start == std::string::npos)
|
|
{
|
|
return false;
|
|
}
|
|
size_t valuenamepos = primary.find(";");
|
|
if (valuenamepos != std::string::npos)
|
|
{
|
|
valuename = primary.substr(valuenamepos+1);
|
|
}
|
|
second = primary.substr(start+1, valuenamepos-start-1);
|
|
primary = primary.substr(0, start);
|
|
|
|
HKEY primaryKey;
|
|
if (primary == "HKEY_CURRENT_USER")
|
|
{
|
|
primaryKey = HKEY_CURRENT_USER;
|
|
}
|
|
if (primary == "HKEY_CURRENT_CONFIG")
|
|
{
|
|
primaryKey = HKEY_CURRENT_CONFIG;
|
|
}
|
|
if (primary == "HKEY_CLASSES_ROOT")
|
|
{
|
|
primaryKey = HKEY_CLASSES_ROOT;
|
|
}
|
|
if (primary == "HKEY_LOCAL_MACHINE")
|
|
{
|
|
primaryKey = HKEY_LOCAL_MACHINE;
|
|
}
|
|
if (primary == "HKEY_USERS")
|
|
{
|
|
primaryKey = HKEY_USERS;
|
|
}
|
|
|
|
HKEY hKey;
|
|
if(RegOpenKeyEx(primaryKey, second.c_str(),
|
|
0, KEY_READ, &hKey) != ERROR_SUCCESS)
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
DWORD dwType, dwSize;
|
|
dwSize = 1023;
|
|
char data[1024];
|
|
if(RegQueryValueEx(hKey, (LPTSTR)valuename.c_str(), NULL, &dwType,
|
|
(BYTE *)data, &dwSize) == ERROR_SUCCESS)
|
|
{
|
|
if (dwType == REG_SZ)
|
|
{
|
|
res = data;
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
// replace replace with with as many times as it shows up in source.
|
|
// write the result into source.
|
|
void cmSystemTools::ExpandRegistryValues(std::string& source)
|
|
{
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
// Regular expression to match anything inside [...] that begins in HKEY.
|
|
// Note that there is a special rule for regular expressions to match a
|
|
// close square-bracket inside a list delimited by square brackets.
|
|
// The "[^]]" part of this expression will match any character except
|
|
// a close square-bracket. The ']' character must be the first in the
|
|
// list of characters inside the [^...] block of the expression.
|
|
cmRegularExpression regEntry("\\[(HKEY[^]]*)\\]");
|
|
|
|
// check for black line or comment
|
|
while (regEntry.find(source))
|
|
{
|
|
// the arguments are the second match
|
|
std::string key = regEntry.match(1);
|
|
std::string val;
|
|
if (ReadAValue(val,key.c_str()))
|
|
{
|
|
std::string reg = "[";
|
|
reg += key + "]";
|
|
cmSystemTools::ReplaceString(source, reg.c_str(), val.c_str());
|
|
}
|
|
else
|
|
{
|
|
std::string reg = "[";
|
|
reg += key + "]";
|
|
cmSystemTools::ReplaceString(source, reg.c_str(), "/registry");
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
|
|
std::string cmSystemTools::HandleNetworkPaths(const char* str)
|
|
{
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
std::string result;
|
|
// watch for network paths, MSVC can't seem to load //
|
|
if (strlen(str) > 2 && str[0] == '/' && str[1] == '/')
|
|
{
|
|
result = "\\\\";
|
|
result += (str + 2);
|
|
}
|
|
else
|
|
{
|
|
result += str;
|
|
}
|
|
#else
|
|
std::string result = "";
|
|
#endif
|
|
return result;
|
|
}
|
|
|
|
std::string cmSystemTools::EscapeSpaces(const char* str)
|
|
{
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
std::string result;
|
|
|
|
// if there are spaces
|
|
std::string temp = str;
|
|
if (temp.find(" ") != std::string::npos)
|
|
{
|
|
// don't add quotes if they're already there
|
|
if (temp.find("\"")==std::string::npos)
|
|
{
|
|
result = "\"";
|
|
}
|
|
result += cmSystemTools::HandleNetworkPaths(str);
|
|
if (temp.find("\"")==std::string::npos)
|
|
{
|
|
result += "\"";
|
|
}
|
|
return result;
|
|
}
|
|
return cmSystemTools::HandleNetworkPaths(str);
|
|
|
|
#else
|
|
std::string result = "";
|
|
for(const char* ch = str; *ch != '\0'; ++ch)
|
|
{
|
|
if(*ch == ' ')
|
|
{
|
|
result += '\\';
|
|
}
|
|
result += *ch;
|
|
}
|
|
return result;
|
|
#endif
|
|
}
|
|
|
|
std::string cmSystemTools::EscapeQuotes(const char* str)
|
|
{
|
|
std::string result = "";
|
|
for(const char* ch = str; *ch != '\0'; ++ch)
|
|
{
|
|
if(*ch == '"')
|
|
{
|
|
result += '\\';
|
|
}
|
|
result += *ch;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
bool cmSystemTools::SameFile(const char* file1, const char* file2)
|
|
{
|
|
struct stat fileStat1, fileStat2;
|
|
if (stat(file1, &fileStat1) == 0 && stat(file2, &fileStat2) == 0)
|
|
{
|
|
// see if the files are the same file
|
|
// check the device inode and size
|
|
if(fileStat2.st_dev == fileStat1.st_dev &&
|
|
fileStat2.st_ino == fileStat1.st_ino &&
|
|
fileStat2.st_size == fileStat1.st_size
|
|
)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
// return true if the file exists
|
|
bool cmSystemTools::FileExists(const char* filename)
|
|
{
|
|
struct stat fs;
|
|
if (stat(filename, &fs) != 0)
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
|
|
// Return a capitalized string (i.e the first letter is uppercased, all other
|
|
// are lowercased)
|
|
std::string cmSystemTools::Capitalized(const std::string& s)
|
|
{
|
|
std::string n;
|
|
n.resize(s.size());
|
|
n[0] = toupper(s[0]);
|
|
for (size_t i = 1; i < s.size(); i++)
|
|
{
|
|
n[i] = tolower(s[i]);
|
|
}
|
|
return n;
|
|
}
|
|
|
|
|
|
// Return a lower case string
|
|
std::string cmSystemTools::LowerCase(const std::string& s)
|
|
{
|
|
std::string n;
|
|
n.resize(s.size());
|
|
for (size_t i = 0; i < s.size(); i++)
|
|
{
|
|
n[i] = tolower(s[i]);
|
|
}
|
|
return n;
|
|
}
|
|
|
|
// Return a lower case string
|
|
std::string cmSystemTools::UpperCase(const std::string& s)
|
|
{
|
|
std::string n;
|
|
n.resize(s.size());
|
|
for (size_t i = 0; i < s.size(); i++)
|
|
{
|
|
n[i] = toupper(s[i]);
|
|
}
|
|
return n;
|
|
}
|
|
|
|
|
|
// convert windows slashes to unix slashes \ with /
|
|
const char *cmSystemTools::ConvertToUnixSlashes(std::string& path)
|
|
{
|
|
std::string::size_type pos = 0;
|
|
while((pos = path.find('\\', pos)) != std::string::npos)
|
|
{
|
|
path[pos] = '/';
|
|
pos++;
|
|
}
|
|
// remove any trailing slash
|
|
if(path.size() && path[path.size()-1] == '/')
|
|
{
|
|
path = path.substr(0, path.size()-1);
|
|
}
|
|
|
|
// if there is a tilda ~ then replace it with HOME
|
|
if(path.find("~") == 0)
|
|
{
|
|
if (getenv("HOME"))
|
|
{
|
|
path = std::string(getenv("HOME")) + path.substr(1);
|
|
}
|
|
}
|
|
|
|
// if there is a /tmp_mnt in a path get rid of it!
|
|
// stupid sgi's
|
|
if(path.find("/tmp_mnt") == 0)
|
|
{
|
|
path = path.substr(8);
|
|
}
|
|
|
|
return path.c_str();
|
|
}
|
|
|
|
// convert windows slashes to unix slashes
|
|
const char *cmSystemTools::ConvertToWindowsSlashes(std::string& path)
|
|
{
|
|
std::string::size_type pos = 0;
|
|
while((pos = path.find('/', pos)) != std::string::npos)
|
|
{
|
|
path[pos] = '\\';
|
|
pos++;
|
|
}
|
|
// remove any trailing slash
|
|
if(path[path.size()-1] == '\\')
|
|
{
|
|
path = path.substr(0, path.size()-1);
|
|
}
|
|
return path.c_str();
|
|
}
|
|
|
|
// convert Unix slashes to Windows slashes and cleanup double slashes
|
|
const char *cmSystemTools::ConvertToWindowsSlashesAndCleanUp(std::string& path)
|
|
{
|
|
cmSystemTools::ConvertToWindowsSlashes(path);
|
|
std::string::size_type pos = 0;
|
|
pos = 0;
|
|
while((pos = path.find("\\\\", pos)) != std::string::npos)
|
|
{
|
|
path.erase(pos, 1);
|
|
}
|
|
return path.c_str();
|
|
}
|
|
|
|
bool cmSystemTools::ParseFunction(std::ifstream& fin,
|
|
std::string& name,
|
|
std::vector<std::string>& arguments,
|
|
const char* filename,
|
|
bool& parseError)
|
|
{
|
|
parseError = false;
|
|
name = "";
|
|
arguments = std::vector<std::string>();
|
|
const int BUFFER_SIZE = 4096;
|
|
char inbuffer[BUFFER_SIZE];
|
|
if(!fin)
|
|
{
|
|
return false;
|
|
}
|
|
if(fin.getline(inbuffer, BUFFER_SIZE ) )
|
|
{
|
|
cmRegularExpression blankLine("^[ \t\r]*$");
|
|
cmRegularExpression comment("^[ \t]*#.*$");
|
|
cmRegularExpression oneLiner("^[ \t]*([A-Za-z_0-9]*)[ \t]*\\((.*)\\)[ \t\r]*$");
|
|
cmRegularExpression multiLine("^[ \t]*([A-Za-z_0-9]*)[ \t]*\\((.*)$");
|
|
cmRegularExpression lastLine("^(.*)\\)[ \t\r]*$");
|
|
|
|
// check for black line or comment
|
|
if(blankLine.find(inbuffer) || comment.find(inbuffer))
|
|
{
|
|
return false;
|
|
}
|
|
// look for a oneline fun(arg arg2)
|
|
else if(oneLiner.find(inbuffer))
|
|
{
|
|
// the arguments are the second match
|
|
std::string args = oneLiner.match(2);
|
|
name = oneLiner.match(1);
|
|
// break up the arguments
|
|
cmSystemTools::GetArguments(args, arguments);
|
|
return true;
|
|
}
|
|
// look for a start of a multiline with no trailing ")" fun(arg arg2
|
|
else if(multiLine.find(inbuffer))
|
|
{
|
|
name = multiLine.match(1);
|
|
std::string args = multiLine.match(2);
|
|
cmSystemTools::GetArguments(args, arguments);
|
|
// Read lines until the closing paren is hit
|
|
bool done = false;
|
|
while(!done)
|
|
{
|
|
// read lines until the end paren is found
|
|
if(fin.getline(inbuffer, BUFFER_SIZE ) )
|
|
{
|
|
// Check for comment lines and ignore them.
|
|
if(blankLine.find(inbuffer) || comment.find(inbuffer))
|
|
{ continue; }
|
|
// Is this the last line?
|
|
if(lastLine.find(inbuffer))
|
|
{
|
|
done = true;
|
|
std::string args = lastLine.match(1);
|
|
cmSystemTools::GetArguments(args, arguments);
|
|
}
|
|
else
|
|
{
|
|
std::string line = inbuffer;
|
|
cmSystemTools::GetArguments(line, arguments);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
parseError = true;
|
|
cmSystemTools::Error("Parse error in read function missing end )\nIn File: ",
|
|
filename, "\nCurrent line:", inbuffer);
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
parseError = true;
|
|
cmSystemTools::Error("Parse error in read function\nIn file:",
|
|
filename, "\nCurrent line:", inbuffer);
|
|
return false;
|
|
}
|
|
}
|
|
return false;
|
|
|
|
}
|
|
|
|
void cmSystemTools::GetArguments(std::string& line,
|
|
std::vector<std::string>& arguments)
|
|
{
|
|
// Match a normal argument (not quoted, no spaces).
|
|
cmRegularExpression normalArgument("[ \t]*(([^ \t\r\\]|[\\].)+)[ \t\r]*");
|
|
// Match a quoted argument (surrounded by double quotes, spaces allowed).
|
|
cmRegularExpression quotedArgument("[ \t]*(\"([^\"\\]|[\\].)*\")[ \t\r]*");
|
|
|
|
bool done = false;
|
|
while(!done)
|
|
{
|
|
std::string arg;
|
|
long endpos;
|
|
bool foundQuoted = quotedArgument.find(line.c_str());
|
|
bool foundNormal = normalArgument.find(line.c_str());
|
|
|
|
if(foundQuoted && foundNormal)
|
|
{
|
|
// Both matches were found. Take the earlier one.
|
|
// Favor double-quoted version if there is a tie.
|
|
if(normalArgument.start(1) < quotedArgument.start(1))
|
|
{
|
|
arg = normalArgument.match(1);
|
|
endpos = normalArgument.end(1);
|
|
}
|
|
else
|
|
{
|
|
arg = quotedArgument.match(1);
|
|
endpos = quotedArgument.end(1);
|
|
// Strip off the double quotes on the ends.
|
|
arg = arg.substr(1, arg.length()-2);
|
|
}
|
|
}
|
|
else if (foundQuoted)
|
|
{
|
|
arg = quotedArgument.match(1);
|
|
endpos = quotedArgument.end(1);
|
|
// Strip off the double quotes on the ends.
|
|
arg = arg.substr(1, arg.length()-2);
|
|
}
|
|
else if(foundNormal)
|
|
{
|
|
arg = normalArgument.match(1);
|
|
endpos = normalArgument.end(1);
|
|
}
|
|
else
|
|
{
|
|
done = true;
|
|
}
|
|
if(!done)
|
|
{
|
|
arguments.push_back(cmSystemTools::RemoveEscapes(arg.c_str()));
|
|
line = line.substr(endpos, line.length() - endpos);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
std::string cmSystemTools::RemoveEscapes(const char* s)
|
|
{
|
|
std::string result = "";
|
|
for(const char* ch = s; *ch; ++ch)
|
|
{
|
|
if(*ch == '\\')
|
|
{
|
|
++ch;
|
|
switch (*ch)
|
|
{
|
|
case '\\': result.insert(result.end(), '\\'); break;
|
|
case '"': result.insert(result.end(), '"'); break;
|
|
case ' ': result.insert(result.end(), ' '); break;
|
|
case 't': result.insert(result.end(), '\t'); break;
|
|
case 'n': result.insert(result.end(), '\n'); break;
|
|
case 'r': result.insert(result.end(), '\r'); break;
|
|
case '0': result.insert(result.end(), '\0'); break;
|
|
case '\0':
|
|
{
|
|
cmSystemTools::Error("Trailing backslash in argument:\n", s);
|
|
return result;
|
|
}
|
|
default:
|
|
{
|
|
std::string chStr(1, *ch);
|
|
cmSystemTools::Error("Invalid escape sequence \\", chStr.c_str(),
|
|
"\nin argument ", s);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
result.insert(result.end(), *ch);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void cmSystemTools::Error(const char* m1, const char* m2,
|
|
const char* m3, const char* m4)
|
|
{
|
|
std::string message = "CMake Error: ";
|
|
if(m1)
|
|
{
|
|
message += m1;
|
|
}
|
|
if(m2)
|
|
{
|
|
message += m2;
|
|
}
|
|
if(m3)
|
|
{
|
|
message += m3;
|
|
}
|
|
if(m4)
|
|
{
|
|
message += m4;
|
|
}
|
|
cmSystemTools::s_ErrorOccured = true;
|
|
cmSystemTools::Message(message.c_str(),"Error");
|
|
}
|
|
|
|
|
|
void cmSystemTools::SetErrorCallback(ErrorCallback f)
|
|
{
|
|
s_ErrorCallback = f;
|
|
}
|
|
|
|
void cmSystemTools::Message(const char* m1, const char *title)
|
|
{
|
|
if(s_DisableMessages)
|
|
{
|
|
return;
|
|
}
|
|
if(s_ErrorCallback)
|
|
{
|
|
(*s_ErrorCallback)(m1, title, s_DisableMessages);
|
|
return;
|
|
}
|
|
else
|
|
{
|
|
std::cerr << m1 << std::endl;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
void cmSystemTools::CopyFileIfDifferent(const char* source,
|
|
const char* destination)
|
|
{
|
|
if(cmSystemTools::FilesDiffer(source, destination))
|
|
{
|
|
cmSystemTools::cmCopyFile(source, destination);
|
|
}
|
|
}
|
|
|
|
|
|
bool cmSystemTools::FilesDiffer(const char* source,
|
|
const char* destination)
|
|
{
|
|
struct stat statSource;
|
|
if (stat(source, &statSource) != 0)
|
|
{
|
|
return true;
|
|
}
|
|
struct stat statDestination;
|
|
if (stat(destination, &statDestination) != 0)
|
|
{
|
|
return true;
|
|
}
|
|
if(statSource.st_size != statDestination.st_size)
|
|
{
|
|
return true;
|
|
}
|
|
std::ifstream finSource(source);
|
|
std::ifstream finDestination(destination);
|
|
if(!finSource || !finDestination)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
while(finSource && finDestination)
|
|
{
|
|
char s, d;
|
|
finSource >> s;
|
|
finDestination >> d;
|
|
if(s != d)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
/**
|
|
* Copy a file named by "source" to the file named by "destination". This
|
|
* implementation makes correct use of the C++ standard file streams to
|
|
* perfectly copy any file with lines of any length (even binary files).
|
|
*/
|
|
void cmSystemTools::cmCopyFile(const char* source,
|
|
const char* destination)
|
|
{
|
|
// Buffer length is only for block size. Any file would still be copied
|
|
// correctly if this were as small as 2.
|
|
const int buffer_length = 4096;
|
|
char buffer[buffer_length];
|
|
std::ifstream fin(source,
|
|
#ifdef _WIN32
|
|
std::ios::binary |
|
|
#endif
|
|
std::ios::in);
|
|
if(!fin)
|
|
{
|
|
cmSystemTools::Error("CopyFile failed to open input file \"",
|
|
source, "\"");
|
|
return;
|
|
}
|
|
std::ofstream fout(destination,
|
|
#ifdef _WIN32
|
|
std::ios::binary |
|
|
#endif
|
|
std::ios::out | std::ios::trunc);
|
|
if(!fout)
|
|
{
|
|
cmSystemTools::Error("CopyFile failed to open output file \"",
|
|
destination, "\"");
|
|
return;
|
|
}
|
|
while(fin.getline(buffer, buffer_length, '\n') || fin.gcount())
|
|
{
|
|
unsigned long count = fin.gcount();
|
|
if(fin.eof())
|
|
{
|
|
// Final line, but with no newline.
|
|
fout.write(buffer, count);
|
|
}
|
|
else if(fin.fail())
|
|
{
|
|
// Part of a line longer than our buffer, clear the fail bit of
|
|
// the stream so that we can continue.
|
|
fin.clear(fin.rdstate() & ~std::ios::failbit);
|
|
fout.write(buffer, count);
|
|
}
|
|
else
|
|
{
|
|
// Line on which a newline was encountered. It was read from
|
|
// the stream, but not stored.
|
|
--count;
|
|
fout.write(buffer, count);
|
|
fout << '\n';
|
|
}
|
|
}
|
|
}
|
|
|
|
// return true if the file exists
|
|
long int cmSystemTools::ModifiedTime(const char* filename)
|
|
{
|
|
struct stat fs;
|
|
if (stat(filename, &fs) != 0)
|
|
{
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
return (long int)fs.st_mtime;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
bool cmSystemTools::RemoveFile(const char* source)
|
|
{
|
|
return unlink(source) != 0 ? false : true;
|
|
}
|
|
|
|
bool cmSystemTools::IsOn(const char* val)
|
|
{
|
|
if (!val)
|
|
{
|
|
return false;
|
|
}
|
|
std::basic_string<char> v = val;
|
|
|
|
for(std::basic_string<char>::iterator c = v.begin();
|
|
c != v.end(); c++)
|
|
{
|
|
*c = toupper(*c);
|
|
}
|
|
return (v == "ON" || v == "1" || v == "YES" || v == "TRUE" || v == "Y");
|
|
}
|
|
|
|
bool cmSystemTools::IsOff(const char* val)
|
|
{
|
|
if (!val || strlen(val) == 0)
|
|
{
|
|
return true;
|
|
}
|
|
std::basic_string<char> v = val;
|
|
|
|
for(std::basic_string<char>::iterator c = v.begin();
|
|
c != v.end(); c++)
|
|
{
|
|
*c = toupper(*c);
|
|
}
|
|
return (v == "OFF" || v == "0" || v == "NO" || v == "FALSE" ||
|
|
v == "N" || v == "NOTFOUND" || v == "IGNORE");
|
|
}
|
|
|
|
|
|
bool cmSystemTools::RunCommand(const char* command,
|
|
std::string& output,
|
|
bool verbose)
|
|
{
|
|
int foo;
|
|
return cmSystemTools::RunCommand(command, output, foo, verbose);
|
|
}
|
|
|
|
bool cmSystemTools::RunCommand(const char* command,
|
|
std::string& output,
|
|
int &retVal, bool verbose)
|
|
{
|
|
const int BUFFER_SIZE = 4096;
|
|
char buffer[BUFFER_SIZE];
|
|
if(s_DisableRunCommandOutput)
|
|
{
|
|
verbose = false;
|
|
}
|
|
|
|
#if defined(WIN32) && !defined(__CYGWIN__)
|
|
std::string commandToFile = command;
|
|
commandToFile += " > ";
|
|
std::string tempFile;
|
|
tempFile += _tempnam(0, "cmake");
|
|
|
|
commandToFile += tempFile;
|
|
retVal = system(commandToFile.c_str());
|
|
std::ifstream fin(tempFile.c_str());
|
|
if(!fin)
|
|
{
|
|
if(verbose)
|
|
{
|
|
std::string errormsg = "RunCommand produced no output: command: \"";
|
|
errormsg += command;
|
|
errormsg += "\"";
|
|
errormsg += "\nOutput file: ";
|
|
errormsg += tempFile;
|
|
cmSystemTools::Error(errormsg.c_str());
|
|
}
|
|
fin.close();
|
|
cmSystemTools::RemoveFile(tempFile.c_str());
|
|
return false;
|
|
}
|
|
while(fin)
|
|
{
|
|
fin.getline(buffer, BUFFER_SIZE);
|
|
output += buffer;
|
|
}
|
|
fin.close();
|
|
cmSystemTools::RemoveFile(tempFile.c_str());
|
|
return true;
|
|
#else
|
|
if(verbose)
|
|
{
|
|
std::cout << "running " << command << std::endl;
|
|
}
|
|
FILE* cpipe = popen(command, "r");
|
|
if(!cpipe)
|
|
{
|
|
return false;
|
|
}
|
|
fgets(buffer, BUFFER_SIZE, cpipe);
|
|
while(!feof(cpipe))
|
|
{
|
|
if(verbose)
|
|
{
|
|
std::cout << buffer << std::flush;
|
|
}
|
|
output += buffer;
|
|
fgets(buffer, BUFFER_SIZE, cpipe);
|
|
}
|
|
retVal = pclose(cpipe);
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* Find the file the given name. Searches the given path and then
|
|
* the system search path. Returns the full path to the file if it is
|
|
* found. Otherwise, the empty string is returned.
|
|
*/
|
|
std::string cmSystemTools::FindFile(const char* name,
|
|
const std::vector<std::string>& userPaths)
|
|
{
|
|
// Add the system search path to our path.
|
|
std::vector<std::string> path = userPaths;
|
|
cmSystemTools::GetPath(path);
|
|
|
|
std::string tryPath;
|
|
for(std::vector<std::string>::const_iterator p = path.begin();
|
|
p != path.end(); ++p)
|
|
{
|
|
tryPath = *p;
|
|
tryPath += "/";
|
|
tryPath += name;
|
|
if(cmSystemTools::FileExists(tryPath.c_str()) &&
|
|
!cmSystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
}
|
|
// Couldn't find the file.
|
|
return "";
|
|
}
|
|
|
|
/**
|
|
* Find the executable with the given name. Searches the given path and then
|
|
* the system search path. Returns the full path to the executable if it is
|
|
* found. Otherwise, the empty string is returned.
|
|
*/
|
|
std::string cmSystemTools::FindProgram(const char* name,
|
|
const std::vector<std::string>& userPaths)
|
|
{
|
|
// See if the executable exists as written.
|
|
if(cmSystemTools::FileExists(name) &&
|
|
!cmSystemTools::FileIsDirectory(name))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(name);
|
|
}
|
|
std::string tryPath = name;
|
|
tryPath += cmSystemTools::GetExecutableExtension();
|
|
if(cmSystemTools::FileExists(tryPath.c_str()) &&
|
|
!cmSystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
|
|
// Add the system search path to our path.
|
|
std::vector<std::string> path = userPaths;
|
|
cmSystemTools::GetPath(path);
|
|
|
|
for(std::vector<std::string>::const_iterator p = path.begin();
|
|
p != path.end(); ++p)
|
|
{
|
|
tryPath = *p;
|
|
tryPath += "/";
|
|
tryPath += name;
|
|
if(cmSystemTools::FileExists(tryPath.c_str()) &&
|
|
!cmSystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath += cmSystemTools::GetExecutableExtension();
|
|
if(cmSystemTools::FileExists(tryPath.c_str()) &&
|
|
!cmSystemTools::FileIsDirectory(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
}
|
|
|
|
// Couldn't find the program.
|
|
return "";
|
|
}
|
|
|
|
|
|
/**
|
|
* Find the library with the given name. Searches the given path and then
|
|
* the system search path. Returns the full path to the library if it is
|
|
* found. Otherwise, the empty string is returned.
|
|
*/
|
|
std::string cmSystemTools::FindLibrary(const char* name,
|
|
const std::vector<std::string>& userPaths)
|
|
{
|
|
// See if the executable exists as written.
|
|
if(cmSystemTools::FileExists(name))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(name);
|
|
}
|
|
|
|
// Add the system search path to our path.
|
|
std::vector<std::string> path = userPaths;
|
|
cmSystemTools::GetPath(path);
|
|
std::string tryPath;
|
|
for(std::vector<std::string>::const_iterator p = path.begin();
|
|
p != path.end(); ++p)
|
|
{
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
tryPath = *p;
|
|
tryPath += "/";
|
|
tryPath += name;
|
|
tryPath += ".lib";
|
|
if(cmSystemTools::FileExists(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
#else
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".so";
|
|
if(cmSystemTools::FileExists(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".a";
|
|
if(cmSystemTools::FileExists(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
tryPath = *p;
|
|
tryPath += "/lib";
|
|
tryPath += name;
|
|
tryPath += ".sl";
|
|
if(cmSystemTools::FileExists(tryPath.c_str()))
|
|
{
|
|
return cmSystemTools::CollapseFullPath(tryPath.c_str());
|
|
}
|
|
#endif
|
|
}
|
|
|
|
// Couldn't find the library.
|
|
return "";
|
|
}
|
|
|
|
bool cmSystemTools::FileIsDirectory(const char* name)
|
|
{
|
|
struct stat fs;
|
|
if(stat(name, &fs) == 0)
|
|
{
|
|
#if _WIN32
|
|
return ((fs.st_mode & _S_IFDIR) != 0);
|
|
#else
|
|
return S_ISDIR(fs.st_mode);
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
int cmSystemTools::ChangeDirectory(const char *dir)
|
|
{
|
|
return Chdir(dir);
|
|
}
|
|
|
|
std::string cmSystemTools::GetCurrentWorkingDirectory()
|
|
{
|
|
char buf[2048];
|
|
std::string path = Getcwd(buf, 2048);
|
|
return path;
|
|
}
|
|
|
|
/**
|
|
* Given the path to a program executable, get the directory part of the path with the
|
|
* file stripped off. If there is no directory part, the empty string is returned.
|
|
*/
|
|
std::string cmSystemTools::GetProgramPath(const char* in_name)
|
|
{
|
|
std::string dir, file;
|
|
cmSystemTools::SplitProgramPath(in_name, dir, file);
|
|
return dir;
|
|
}
|
|
|
|
/**
|
|
* Given the path to a program executable, get the directory part of the path
|
|
* with the file stripped off. If there is no directory part, the empty
|
|
* string is returned.
|
|
*/
|
|
void cmSystemTools::SplitProgramPath(const char* in_name,
|
|
std::string& dir,
|
|
std::string& file)
|
|
{
|
|
dir = in_name;
|
|
file = "";
|
|
cmSystemTools::ConvertToUnixSlashes(dir);
|
|
|
|
if(!cmSystemTools::FileIsDirectory(dir.c_str()))
|
|
{
|
|
std::string::size_type slashPos = dir.rfind("/");
|
|
if(slashPos != std::string::npos)
|
|
{
|
|
file = dir.substr(slashPos+1);
|
|
dir = dir.substr(0, slashPos);
|
|
}
|
|
else
|
|
{
|
|
file = dir;
|
|
dir = "";
|
|
}
|
|
}
|
|
|
|
if((dir != "") && !cmSystemTools::FileIsDirectory(dir.c_str()))
|
|
{
|
|
std::string oldDir = in_name;
|
|
cmSystemTools::ConvertToUnixSlashes(oldDir);
|
|
cmSystemTools::Error("Error splitting file name off end of path:\n",
|
|
oldDir.c_str(), "\nDirectory not found: ",
|
|
dir.c_str());
|
|
dir = in_name;
|
|
return;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Given a path to a file or directory, convert it to a full path.
|
|
* This collapses away relative paths. The full path is returned.
|
|
*/
|
|
std::string cmSystemTools::CollapseFullPath(const char* in_name)
|
|
{
|
|
std::string dir, file;
|
|
cmSystemTools::SplitProgramPath(in_name, dir, file);
|
|
#ifdef _WIN32
|
|
// Ultra-hack warning:
|
|
// This changes to the target directory, saves the working directory,
|
|
// and then changes back to the original working directory.
|
|
std::string cwd = cmSystemTools::GetCurrentWorkingDirectory();
|
|
if(dir != "") { Chdir(dir.c_str()); }
|
|
std::string newDir = cmSystemTools::GetCurrentWorkingDirectory();
|
|
Chdir(cwd.c_str());
|
|
|
|
cmSystemTools::ConvertToUnixSlashes(newDir);
|
|
std::string newPath = newDir+"/"+file;
|
|
return newPath;
|
|
#else
|
|
# ifdef MAXPATHLEN
|
|
char resolved_name[MAXPATHLEN];
|
|
# else
|
|
# ifdef PATH_MAX
|
|
char resolved_name[PATH_MAX];
|
|
# else
|
|
char resolved_name[5024];
|
|
# endif
|
|
# endif
|
|
if(dir != "")
|
|
{
|
|
realpath(dir.c_str(), resolved_name);
|
|
dir = resolved_name;
|
|
}
|
|
else
|
|
{
|
|
dir = cmSystemTools::GetCurrentWorkingDirectory();
|
|
}
|
|
return dir + "/" + file;
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* Return path of a full filename (no trailing slashes).
|
|
* Warning: returned path is converted to Unix slashes format.
|
|
*/
|
|
std::string cmSystemTools::GetFilenamePath(const std::string& filename)
|
|
{
|
|
std::string fn = filename;
|
|
cmSystemTools::ConvertToUnixSlashes(fn);
|
|
|
|
std::string::size_type slash_pos = fn.rfind("/");
|
|
if(slash_pos != std::string::npos)
|
|
{
|
|
return fn.substr(0, slash_pos);
|
|
}
|
|
else
|
|
{
|
|
return "";
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Return file name of a full filename (i.e. file name without path).
|
|
*/
|
|
std::string cmSystemTools::GetFilenameName(const std::string& filename)
|
|
{
|
|
std::string fn = filename;
|
|
cmSystemTools::ConvertToUnixSlashes(fn);
|
|
|
|
std::string::size_type slash_pos = fn.rfind("/");
|
|
if(slash_pos != std::string::npos)
|
|
{
|
|
return fn.substr(slash_pos + 1);
|
|
}
|
|
else
|
|
{
|
|
return filename;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Return file extension of a full filename (dot included).
|
|
* Warning: this is the longest extension (for example: .tar.gz)
|
|
*/
|
|
std::string cmSystemTools::GetFilenameExtension(const std::string& filename)
|
|
{
|
|
std::string name = cmSystemTools::GetFilenameName(filename);
|
|
std::string::size_type dot_pos = name.find(".");
|
|
if(dot_pos != std::string::npos)
|
|
{
|
|
return name.substr(dot_pos);
|
|
}
|
|
else
|
|
{
|
|
return "";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return file extension of a full filename (dot included).
|
|
*/
|
|
std::string cmSystemTools::GetFilenameShortestExtension(const std::string& filename)
|
|
{
|
|
std::string name = cmSystemTools::GetFilenameName(filename);
|
|
std::string::size_type dot_pos = name.rfind(".");
|
|
if(dot_pos != std::string::npos)
|
|
{
|
|
return name.substr(dot_pos);
|
|
}
|
|
else
|
|
{
|
|
return "";
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Return file name without extension of a full filename (i.e. without path).
|
|
* Warning: it considers the longest extension (for example: .tar.gz)
|
|
*/
|
|
std::string cmSystemTools::GetFilenameNameWithoutExtension(const std::string& filename)
|
|
{
|
|
std::string name = cmSystemTools::GetFilenameName(filename);
|
|
std::string::size_type dot_pos = name.find(".");
|
|
if(dot_pos != std::string::npos)
|
|
{
|
|
return name.substr(0, dot_pos);
|
|
}
|
|
else
|
|
{
|
|
return name;
|
|
}
|
|
}
|
|
|
|
|
|
void cmSystemTools::Glob(const char *directory, const char *regexp,
|
|
std::vector<std::string>& files)
|
|
{
|
|
cmDirectory d;
|
|
cmRegularExpression reg(regexp);
|
|
|
|
if (d.Load(directory))
|
|
{
|
|
int i, numf;
|
|
numf = d.GetNumberOfFiles();
|
|
for (i = 0; i < numf; i++)
|
|
{
|
|
std::string fname = d.GetFile(i);
|
|
if (reg.find(fname))
|
|
{
|
|
files.push_back(fname);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void cmSystemTools::GlobDirs(const char *fullPath,
|
|
std::vector<std::string>& files)
|
|
{
|
|
std::string path = fullPath;
|
|
std::string::size_type pos = path.find("/*");
|
|
if(pos == std::string::npos)
|
|
{
|
|
files.push_back(fullPath);
|
|
return;
|
|
}
|
|
std::string startPath = path.substr(0, pos);
|
|
std::string finishPath = path.substr(pos+2);
|
|
|
|
cmDirectory d;
|
|
if (d.Load(startPath.c_str()))
|
|
{
|
|
for (int i = 0; i < d.GetNumberOfFiles(); ++i)
|
|
{
|
|
if((std::string(d.GetFile(i)) != ".")
|
|
&& (std::string(d.GetFile(i)) != ".."))
|
|
{
|
|
std::string fname = startPath;
|
|
fname +="/";
|
|
fname += d.GetFile(i);
|
|
if(cmSystemTools::FileIsDirectory(fname.c_str()))
|
|
{
|
|
fname += finishPath;
|
|
cmSystemTools::GlobDirs(fname.c_str(), files);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|