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//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//
// copyright : (C) 2014 The CodeLite Team
// file name : compiler_command_line_parser.cpp
//
// -------------------------------------------------------------------------
// A
// _____ _ _ _ _
// / __ \ | | | | (_) |
// | / \/ ___ __| | ___| | _| |_ ___
// | | / _ \ / _ |/ _ \ | | | __/ _ )
// | \__/\ (_) | (_| | __/ |___| | || __/
// \____/\___/ \__,_|\___\_____/_|\__\___|
//
// F i l e
//
// This program 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 2 of the License, or
// (at your option) any later version.
//
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
#include "compiler_command_line_parser.h"
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <wx/string.h>
#include <wx/filename.h>
#include <wx/ffile.h>
//////////////////////////////////////////////////////
// Helper C functions
//////////////////////////////////////////////////////
#ifndef EOS
#define EOS '\0'
#endif
#ifdef __WXMSW__
#include <malloc.h>
#endif
#define ISBLANK(ch) ((ch) == ' ' || (ch) == '\t')
#define INITIAL_MAXARGC 8 /* Number of args + NULL in initial argv */
static void freeargv (char **vector)
{
register char **scan;
if (vector != NULL) {
for (scan = vector; *scan != NULL; scan++) {
free (*scan);
}
free (vector);
}
}
//////////////////////////////////////////////////////
//////////////////////////////////////////////////////
char **buildargv (const char *input, int &argc)
{
char *arg;
char *copybuf;
int squote = 0;
int dquote = 0;
int bsquote = 0;
int maxargc = 0;
char **argv = NULL;
char **nargv;
if (input != NULL) {
copybuf = (char *) alloca (strlen (input) + 1);
/* Is a do{}while to always execute the loop once. Always return an
argv, even for null strings. See NOTES above, test case below. */
do {
/* Pick off argv[argc] */
while (ISBLANK(*input)) {
input++;
}
if ((maxargc == 0) || (argc >= (maxargc - 1))) {
/* argv needs initialization, or expansion */
if (argv == NULL) {
maxargc = INITIAL_MAXARGC;
nargv = (char **) malloc (maxargc * sizeof (char *));
} else {
maxargc *= 2;
nargv = (char **) realloc (argv, maxargc * sizeof (char *));
}
if (nargv == NULL) {
if (argv != NULL) {
freeargv (argv);
argv = NULL;
}
break;
}
argv = nargv;
argv[argc] = NULL;
}
/* Begin scanning arg */
arg = copybuf;
while (*input != EOS) {
if (ISBLANK (*input) && !squote && !dquote && !bsquote) {
break;
} else {
if (bsquote) {
bsquote = 0;
*arg++ = *input;
} else if (*input == '\\') {
bsquote = 1;
} else if (squote) {
if (*input == '\'') {
squote = 0;
} else {
*arg++ = *input;
}
} else if (dquote) {
if (*input == '"') {
dquote = 0;
} else {
*arg++ = *input;
}
} else {
if (*input == '\'') {
squote = 1;
} else if (*input == '"') {
dquote = 1;
} else {
*arg++ = *input;
}
}
input++;
}
}
*arg = EOS;
argv[argc] = strdup (copybuf);
if (argv[argc] == NULL) {
freeargv (argv);
argv = NULL;
break;
}
argc++;
argv[argc] = NULL;
while (ISBLANK (*input)) {
input++;
}
} while (*input != EOS);
}
return (argv);
}
//////////////////////////////////////////////////////
//////////////////////////////////////////////////////
CompilerCommandLineParser::CompilerCommandLineParser(const wxString& cmdline, const wxString& workingDirectory)
{
m_argc = 0;
m_argv = NULL;
wxString c = cmdline;
// HACK
// Since our code does not handle \ properly when its part of a directory name
// we replace it with forward slash
c.Replace(wxT("\\\""), wxT("@@GERESH@@"));
c.Replace(wxT("\\"), wxT("/"));
c.Replace(wxT("@@GERESH@@"), wxT("\\\""));
// Check for makefile directory changes lines
if(cmdline.Contains(wxT("Entering directory `"))) {
wxString currentDir = cmdline.AfterFirst(wxT('`'));
m_diretory = currentDir.BeforeLast(wxT('\''));
} else {
m_argv = buildargv(c.mb_str(wxConvUTF8).data(), m_argc);
for(int i=0; i<m_argc; i++) {
wxString opt = wxString(m_argv[i], wxConvUTF8);
opt.Trim().Trim(false);
wxString rest;
if ( opt.StartsWith("@") && (opt.Contains("includes_C.rsp") || opt.Contains("includes_CXX.rsp") ) ) {
// The include folders are inside the file - read the file and process its content
wxFileName fnIncludes( workingDirectory + "/" + opt.Mid(1) );
if ( fnIncludes.Exists() ) {
AddIncludesFromFile( fnIncludes );
}
} else if ( opt == "-isystem" && (i+1 < m_argc) ) {
// the next arg is the include folder
wxString include_path = m_argv[i+1];
include_path.Trim().Trim(false);
m_includes.Add( include_path );
m_includesWithPrefix.Add( wxString() << "-I" << include_path );
++i;
} else if( opt.StartsWith(wxT("-I"), &rest)) {
m_includes.Add(rest);
m_includesWithPrefix.Add(opt);
}
else if(opt.StartsWith(wxT("-D"), &rest)) {
m_macros.Add(rest);
m_macrosWithPrefix.Add(opt);
}
else if(opt.StartsWith(wxT("-include-path"), &rest)) {
m_includesWithPrefix.Add(opt);
rest.Trim().Trim(false);
m_pchFile = rest;
}
// Support for Apple's Framework include paths
else if(opt.StartsWith(wxT("-F"), &rest)) {
m_includesWithPrefix.Add(opt);
rest.Trim().Trim(false);
m_framworks.Add(rest);
}
// Support for Apple's Framework include paths
else if(opt.StartsWith(wxT("-std"), &rest)) {
wxString stds = rest.AfterFirst(wxT('='));
stds.Trim().Trim(false);
if ( stds.IsEmpty() == false ) {
m_standard = stds;
}
} else {
m_otherOptions.Add( opt );
}
}
}
}
CompilerCommandLineParser::~CompilerCommandLineParser()
{
freeargv(m_argv);
m_argv = NULL;
m_argc = 0;
}
wxString CompilerCommandLineParser::GetCompileLine() const
{
wxString s;
for(size_t i=0; i<m_includes.GetCount(); i++) {
s << wxT("-I") << m_includes.Item(i) << wxT(" ");
}
for(size_t i=0; i<m_macros.GetCount(); i++) {
s << wxT("-D") << m_macros.Item(i) << wxT(" ");
}
s.Trim().Trim(false);
return s;
}
wxString CompilerCommandLineParser::GetStandardWithPrefix() const
{
if(m_standard.IsEmpty())
return wxT("");
return wxT("-std=") + m_standard;
}
void CompilerCommandLineParser::MakeAbsolute(const wxString &path)
{
wxArrayString incls;
for(size_t i=0; i<m_includes.GetCount(); ++i) {
wxFileName fn(m_includes.Item(i), wxT(""));
fn.MakeAbsolute(path);
incls.Add(fn.GetFullPath());
}
m_includes.Clear();
m_includes = incls;
m_includesWithPrefix.Clear();
for(size_t i=0; i<m_framworks.GetCount(); ++i) {
m_includesWithPrefix.Add(wxT("-F") + m_framworks.Item(i));
}
for(size_t i=0; i<m_includes.GetCount(); ++i) {
m_includesWithPrefix.Add(wxT("-I") + m_includes.Item(i));
}
}
void CompilerCommandLineParser::AddIncludesFromFile(const wxFileName& includeFile)
{
wxFFile fp( includeFile.GetFullPath(), "rb" );
if ( fp.IsOpened() ) {
wxString content;
fp.ReadAll( &content );
content.Replace("\n", " ");
CompilerCommandLineParser cclp( content );
m_includes.insert(m_includes.end(), cclp.GetIncludes().begin(), cclp.GetIncludes().end());
m_includesWithPrefix.insert(m_includesWithPrefix.end(), cclp.GetIncludesWithPrefix().begin(), cclp.GetIncludesWithPrefix().end());
fp.Close();
}
}
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