/
config.l
1794 lines (1670 loc) · 50.2 KB
/
config.l
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/******************************************************************************
*
* Copyright (C) 1997-2015 by Dimitri van Heesch.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation under the terms of the GNU General Public License is hereby
* granted. No representations are made about the suitability of this software
* for any purpose. It is provided "as is" without express or implied warranty.
* See the GNU General Public License for more details.
*
*/
%option never-interactive
%{
/*
* includes
*/
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <ctype.h>
#include <stdarg.h>
#include <errno.h>
#include <qfileinfo.h>
#include <qdir.h>
#include <qtextstream.h>
#include <qregexp.h>
#include <qstack.h>
#include <qglobal.h>
#include "config.h"
#include "version.h"
#include "portable.h"
#include "util.h"
#include "message.h"
#include "lang_cfg.h"
#include "configoptions.h"
#undef Config_getString
#undef Config_getInt
#undef Config_getList
#undef Config_getEnum
#undef Config_getBool
#define YY_NO_INPUT 1
#define YY_NO_UNISTD_H 1
// use in-class definitions
#define Config_getString(val) getString(__FILE__,__LINE__,val)
#define Config_getInt(val) getInt(__FILE__,__LINE__,val)
#define Config_getList(val) getList(__FILE__,__LINE__,val)
#define Config_getEnum(val) getEnum(__FILE__,__LINE__,val)
#define Config_getBool(val) getBool(__FILE__,__LINE__,val)
static const char *warning_str = "warning: ";
static const char *error_str = "error: ";
void config_err(const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
vfprintf(stderr, (QCString(error_str) + fmt).data(), args);
va_end(args);
}
void config_warn(const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
vfprintf(stderr, (QCString(warning_str) + fmt).data(), args);
va_end(args);
}
static QCString configStringRecode(
const QCString &str,
const char *fromEncoding,
const char *toEncoding);
#define MAX_INCLUDE_DEPTH 10
#define YY_NEVER_INTERACTIVE 1
/* -----------------------------------------------------------------
*/
static QCString convertToComment(const QCString &s, const QCString &u)
{
//printf("convertToComment(%s)=%s\n",s.data(),u.data());
QCString result;
if (!s.isEmpty())
{
QCString tmp=s.stripWhiteSpace();
const char *p=tmp.data();
char c;
result+="#";
if (*p && *p!='\n')
result+=" ";
while ((c=*p++))
{
if (c=='\n')
{
result+="\n#";
if (*p && *p!='\n')
result+=" ";
}
else result+=c;
}
result+='\n';
}
if (!u.isEmpty())
{
if (!result.isEmpty()) result+='\n';
result+= u;
}
return result;
}
void ConfigOption::writeBoolValue(FTextStream &t,bool v)
{
t << " ";
if (v) t << "YES"; else t << "NO";
}
void ConfigOption::writeIntValue(FTextStream &t,int i)
{
t << " " << i;
}
void ConfigOption::writeStringValue(FTextStream &t,QCString &s)
{
char c;
bool needsEscaping=FALSE;
// convert the string back to it original encoding
QCString se = configStringRecode(s,"UTF-8",m_encoding);
const char *p=se.data();
if (p)
{
t << " ";
while ((c=*p++)!=0 && !needsEscaping)
needsEscaping = (c==' ' || c=='\n' || c=='\t' || c=='"' || c=='#');
if (needsEscaping)
{
t << "\"";
p=se.data();
while (*p)
{
if (*p==' ' && *(p+1)=='\0') break; // skip inserted space at the end
if (*p=='"') t << "\\"; // escape quotes
t << *p++;
}
t << "\"";
}
else
{
t << se;
}
}
}
void ConfigOption::writeStringList(FTextStream &t,QStrList &l)
{
const char *p = l.first();
bool first=TRUE;
while (p)
{
QCString s=p;
if (!first)
t << " ";
first=FALSE;
writeStringValue(t,s);
p = l.next();
if (p) t << " \\" << endl;
}
}
/* -----------------------------------------------------------------
*/
Config *Config::m_instance = 0;
void ConfigInt::convertStrToVal()
{
if (!m_valueString.isEmpty())
{
bool ok;
int val = m_valueString.toInt(&ok);
if (!ok || val<m_minVal || val>m_maxVal)
{
config_warn("argument `%s' for option %s is not a valid number in the range [%d..%d]!\n"
"Using the default: %d!\n",m_valueString.data(),m_name.data(),m_minVal,m_maxVal,m_value);
}
else
{
m_value=val;
}
}
}
void ConfigBool::convertStrToVal()
{
QCString val = m_valueString.stripWhiteSpace().lower();
if (!val.isEmpty())
{
if (val=="yes" || val=="true" || val=="1" || val=="all")
{
m_value=TRUE;
}
else if (val=="no" || val=="false" || val=="0" || val=="none")
{
m_value=FALSE;
}
else
{
config_warn("argument `%s' for option %s is not a valid boolean value\n"
"Using the default: %s!\n",m_valueString.data(),m_name.data(),m_value?"YES":"NO");
}
}
}
QCString &Config::getString(const char *fileName,int num,const char *name) const
{
ConfigOption *opt = m_dict->find(name);
if (opt==0)
{
config_err("%s<%d>: Internal error: Requested unknown option %s!\n",fileName,num,name);
exit(1);
}
else if (opt->kind()!=ConfigOption::O_String)
{
config_err("%s<%d>: Internal error: Requested option %s not of string type!\n",fileName,num,name);
exit(1);
}
return *((ConfigString *)opt)->valueRef();
}
QStrList &Config::getList(const char *fileName,int num,const char *name) const
{
ConfigOption *opt = m_dict->find(name);
if (opt==0)
{
config_err("%s<%d>: Internal error: Requested unknown option %s!\n",fileName,num,name);
exit(1);
}
else if (opt->kind()!=ConfigOption::O_List)
{
config_err("%d<%d>: Internal error: Requested option %s not of list type!\n",fileName,num,name);
exit(1);
}
return *((ConfigList *)opt)->valueRef();
}
QCString &Config::getEnum(const char *fileName,int num,const char *name) const
{
ConfigOption *opt = m_dict->find(name);
if (opt==0)
{
config_err("%s<%d>: Internal error: Requested unknown option %s!\n",fileName,num,name);
exit(1);
}
else if (opt->kind()!=ConfigOption::O_Enum)
{
config_err("%s<%d>: Internal error: Requested option %s not of enum type!\n",fileName,num,name);
exit(1);
}
return *((ConfigEnum *)opt)->valueRef();
}
int &Config::getInt(const char *fileName,int num,const char *name) const
{
ConfigOption *opt = m_dict->find(name);
if (opt==0)
{
config_err("%s<%d>: Internal error: Requested unknown option %s!\n",fileName,num,name);
exit(1);
}
else if (opt->kind()!=ConfigOption::O_Int)
{
config_err("%s<%d>: Internal error: Requested option %s not of integer type!\n",fileName,num,name);
exit(1);
}
return *((ConfigInt *)opt)->valueRef();
}
bool &Config::getBool(const char *fileName,int num,const char *name) const
{
ConfigOption *opt = m_dict->find(name);
if (opt==0)
{
config_err("%s<%d>: Internal error: Requested unknown option %s!\n",fileName,num,name);
exit(1);
}
else if (opt->kind()!=ConfigOption::O_Bool)
{
config_err("%s<%d>: Internal error: Requested option %s not of boolean type!\n",fileName,num,name);
exit(1);
}
return *((ConfigBool *)opt)->valueRef();
}
/* ------------------------------------------ */
void ConfigInfo::writeTemplate(FTextStream &t, bool sl,bool)
{
if (!sl)
{
t << "\n";
}
t << "#---------------------------------------------------------------------------\n";
t << "# " << m_doc << endl;
t << "#---------------------------------------------------------------------------\n";
}
void ConfigList::writeTemplate(FTextStream &t,bool sl,bool)
{
if (!sl)
{
t << endl;
t << convertToComment(m_doc, m_userComment);
t << endl;
}
else if (!m_userComment.isEmpty())
{
t << convertToComment("", m_userComment);
}
t << m_name << m_spaces.left(MAX_OPTION_LENGTH-m_name.length()) << "=";
writeStringList(t,m_value);
t << "\n";
}
void ConfigEnum::writeTemplate(FTextStream &t,bool sl,bool)
{
if (!sl)
{
t << endl;
t << convertToComment(m_doc, m_userComment);
t << endl;
}
else if (!m_userComment.isEmpty())
{
t << convertToComment("", m_userComment);
}
t << m_name << m_spaces.left(MAX_OPTION_LENGTH-m_name.length()) << "=";
writeStringValue(t,m_value);
t << "\n";
}
void ConfigString::writeTemplate(FTextStream &t,bool sl,bool)
{
if (!sl)
{
t << endl;
t << convertToComment(m_doc, m_userComment);
t << endl;
}
else if (!m_userComment.isEmpty())
{
t << convertToComment("", m_userComment);
}
t << m_name << m_spaces.left(MAX_OPTION_LENGTH-m_name.length()) << "=";
writeStringValue(t,m_value);
t << "\n";
}
void ConfigInt::writeTemplate(FTextStream &t,bool sl,bool upd)
{
if (!sl)
{
t << endl;
t << convertToComment(m_doc, m_userComment);
t << endl;
}
else if (!m_userComment.isEmpty())
{
t << convertToComment("", m_userComment);
}
t << m_name << m_spaces.left(MAX_OPTION_LENGTH-m_name.length()) << "=";
if (upd && !m_valueString.isEmpty())
{
writeStringValue(t,m_valueString);
}
else
{
writeIntValue(t,m_value);
}
t << "\n";
}
void ConfigBool::writeTemplate(FTextStream &t,bool sl,bool upd)
{
if (!sl)
{
t << endl;
t << convertToComment(m_doc, m_userComment);
t << endl;
}
else if (!m_userComment.isEmpty())
{
t << convertToComment("", m_userComment);
}
t << m_name << m_spaces.left(MAX_OPTION_LENGTH-m_name.length()) << "=";
if (upd && !m_valueString.isEmpty())
{
writeStringValue(t,m_valueString);
}
else
{
writeBoolValue(t,m_value);
}
t << "\n";
}
void ConfigObsolete::writeTemplate(FTextStream &,bool,bool) {}
void ConfigDisabled::writeTemplate(FTextStream &,bool,bool) {}
/* -----------------------------------------------------------------
*
* static variables
*/
struct ConfigFileState
{
int lineNr;
FILE *filePtr;
YY_BUFFER_STATE oldState;
YY_BUFFER_STATE newState;
QCString fileName;
};
static const char *inputString;
static int inputPosition;
static int yyLineNr;
static QCString yyFileName;
static QCString tmpString;
static QCString *s=0;
static bool *b=0;
static QStrList *l=0;
static int lastState;
static QCString elemStr;
static QStrList includePathList;
static QStack<ConfigFileState> includeStack;
static int includeDepth;
static bool config_upd = FALSE;
static QCString encoding;
static Config *config;
/* -----------------------------------------------------------------
*/
#undef YY_INPUT
#define YY_INPUT(buf,result,max_size) result=yyread(buf,max_size);
static int yyread(char *buf,int max_size)
{
// no file included
if (includeStack.isEmpty())
{
int c=0;
if (inputString==0) return c;
while( c < max_size && inputString[inputPosition] )
{
*buf = inputString[inputPosition++] ;
c++; buf++;
}
return c;
}
else
{
//assert(includeStack.current()->newState==YY_CURRENT_BUFFER);
return (int)fread(buf,1,max_size,includeStack.current()->filePtr);
}
}
static QCString configStringRecode(
const QCString &str,
const char *fromEncoding,
const char *toEncoding)
{
QCString inputEncoding = fromEncoding;
QCString outputEncoding = toEncoding;
if (inputEncoding.isEmpty() || outputEncoding.isEmpty() || inputEncoding==outputEncoding) return str;
int inputSize=str.length();
int outputSize=inputSize*4+1;
QCString output(outputSize);
void *cd = portable_iconv_open(outputEncoding,inputEncoding);
if (cd==(void *)(-1))
{
fprintf(stderr,"Error: unsupported character conversion: '%s'->'%s'\n",
inputEncoding.data(),outputEncoding.data());
exit(1);
}
size_t iLeft=(size_t)inputSize;
size_t oLeft=(size_t)outputSize;
char *inputPtr = str.rawData();
char *outputPtr = output.rawData();
if (!portable_iconv(cd, &inputPtr, &iLeft, &outputPtr, &oLeft))
{
outputSize-=(int)oLeft;
output.resize(outputSize+1);
output.at(outputSize)='\0';
//printf("iconv: input size=%d output size=%d\n[%s]\n",size,newSize,srcBuf.data());
}
else
{
fprintf(stderr,"Error: failed to translate characters from %s to %s: %s\n",
inputEncoding.data(),outputEncoding.data(),strerror(errno));
exit(1);
}
portable_iconv_close(cd);
return output;
}
static void checkEncoding()
{
ConfigString *option = (ConfigString*)config->get("DOXYFILE_ENCODING");
encoding = *option->valueRef();
}
static FILE *tryPath(const char *path,const char *fileName)
{
QCString absName=(path ? (QCString)path+"/"+fileName : (QCString)fileName);
QFileInfo fi(absName);
if (fi.exists() && fi.isFile())
{
FILE *f=portable_fopen(absName,"r");
if (!f) config_err("could not open file %s for reading\n",absName.data());
return f;
}
return 0;
}
static void substEnvVarsInStrList(QStrList &sl);
static void substEnvVarsInString(QCString &s);
static FILE *findFile(const char *fileName)
{
if (fileName==0)
{
return 0;
}
if (portable_isAbsolutePath(fileName))
{
return tryPath(NULL, fileName);
}
substEnvVarsInStrList(includePathList);
char *s=includePathList.first();
while (s) // try each of the include paths
{
FILE *f = tryPath(s,fileName);
if (f) return f;
s=includePathList.next();
}
// try cwd if includePathList fails
return tryPath(".",fileName);
}
static void readIncludeFile(const char *incName)
{
if (includeDepth==MAX_INCLUDE_DEPTH) {
config_err("maximum include depth (%d) reached, %s is not included. Aborting...\n",
MAX_INCLUDE_DEPTH,incName);
exit(1);
}
QCString inc = incName;
substEnvVarsInString(inc);
inc = inc.stripWhiteSpace();
uint incLen = inc.length();
if (incLen>0 && inc.at(0)=='"' && inc.at(incLen-1)=='"') // strip quotes
{
inc=inc.mid(1,incLen-2);
}
FILE *f;
if ((f=findFile(inc))) // see if the include file can be found
{
// For debugging
#if SHOW_INCLUDES
for (i=0;i<includeStack.count();i++) msg(" ");
msg("@INCLUDE = %s: parsing...\n",inc.data());
#endif
// store the state of the old file
ConfigFileState *fs=new ConfigFileState;
fs->oldState=YY_CURRENT_BUFFER;
fs->lineNr=yyLineNr;
fs->fileName=yyFileName;
fs->filePtr=f;
// push the state on the stack
includeStack.push(fs);
// set the scanner to the include file
yy_switch_to_buffer(yy_create_buffer(f, YY_BUF_SIZE));
fs->newState=YY_CURRENT_BUFFER;
yyFileName=inc;
includeDepth++;
}
else
{
config_err("@INCLUDE = %s: not found!\n",inc.data());
exit(1);
}
}
%}
%option noyywrap
%x PreStart
%x Start
%x SkipComment
%x SkipInvalid
%x GetString
%x GetBool
%x GetStrList
%x GetQuotedString
%x GetEnvVar
%x Include
%%
<*>\0x0d
<PreStart>"##".*"\n" { config->appendStartComment(yytext);}
<PreStart>. {
BEGIN(Start);
unput(*yytext);
}
<Start,GetString,GetStrList,GetBool,SkipInvalid>"##".*"\n" { config->appendUserComment(yytext);}
<Start,GetString,GetStrList,GetBool,SkipInvalid>"#" { BEGIN(SkipComment); }
<Start>[a-z_A-Z][a-z_A-Z0-9]*[ \t]*"=" { QCString cmd=yytext;
cmd=cmd.left(cmd.length()-1).stripWhiteSpace();
ConfigOption *option = config->get(cmd);
if (option==0) // oops not known
{
config_warn("ignoring unsupported tag `%s' at line %d, file %s\n",
yytext,yyLineNr,yyFileName.data());
BEGIN(SkipInvalid);
}
else // known tag
{
option->setUserComment(config->takeUserComment());
option->setEncoding(encoding);
switch(option->kind())
{
case ConfigOption::O_Info:
// shouldn't get here!
BEGIN(SkipInvalid);
break;
case ConfigOption::O_List:
l = ((ConfigList *)option)->valueRef();
l->clear();
elemStr="";
BEGIN(GetStrList);
break;
case ConfigOption::O_Enum:
s = ((ConfigEnum *)option)->valueRef();
s->resize(0);
BEGIN(GetString);
break;
case ConfigOption::O_String:
s = ((ConfigString *)option)->valueRef();
s->resize(0);
BEGIN(GetString);
break;
case ConfigOption::O_Int:
s = ((ConfigInt *)option)->valueStringRef();
s->resize(0);
BEGIN(GetString);
break;
case ConfigOption::O_Bool:
s = ((ConfigBool *)option)->valueStringRef();
s->resize(0);
BEGIN(GetString);
break;
case ConfigOption::O_Obsolete:
if (config_upd)
{
config_warn("Tag `%s' at line %d of file `%s' has become obsolete.\n"
" This tag has been removed.\n", cmd.data(),yyLineNr,yyFileName.data());
}
else
{
config_warn("Tag `%s' at line %d of file `%s' has become obsolete.\n"
" To avoid this warning please remove this line from your configuration "
"file or upgrade it using \"doxygen -u\"\n", cmd.data(),yyLineNr,yyFileName.data());
}
BEGIN(SkipInvalid);
break;
case ConfigOption::O_Disabled:
if (config_upd)
{
config_warn("Tag `%s' at line %d of file `%s' belongs to an option that was not enabled at compile time.\n"
" This tag has been removed.\n", cmd.data(),yyLineNr,yyFileName.data());
}
else
{
config_warn("Tag `%s' at line %d of file `%s' belongs to an option that was not enabled at compile time.\n"
" To avoid this warning please remove this line from your configuration "
"file or upgrade it using \"doxygen -u\", or recompile doxygen with this feature enabled.\n", cmd.data(),yyLineNr,yyFileName.data());
}
BEGIN(SkipInvalid);
break;
}
}
}
<Start>[a-z_A-Z][a-z_A-Z0-9]*[ \t]*"+=" { QCString cmd=yytext;
cmd=cmd.left(cmd.length()-2).stripWhiteSpace();
ConfigOption *option = config->get(cmd);
if (option==0) // oops not known
{
config_warn("ignoring unsupported tag `%s' at line %d, file %s\n",
yytext,yyLineNr,yyFileName.data());
BEGIN(SkipInvalid);
}
else // known tag
{
option->setUserComment(config->takeUserComment());
switch(option->kind())
{
case ConfigOption::O_Info:
// shouldn't get here!
BEGIN(SkipInvalid);
break;
case ConfigOption::O_List:
l = ((ConfigList *)option)->valueRef();
elemStr="";
BEGIN(GetStrList);
break;
case ConfigOption::O_Enum:
case ConfigOption::O_String:
case ConfigOption::O_Int:
case ConfigOption::O_Bool:
config_warn("operator += not supported for `%s'. Ignoring line at line %d, file %s\n",
yytext,yyLineNr,yyFileName.data());
BEGIN(SkipInvalid);
break;
case ConfigOption::O_Obsolete:
config_warn("Tag `%s' at line %d of file %s has become obsolete.\n"
"To avoid this warning please update your configuration "
"file using \"doxygen -u\"\n", cmd.data(),yyLineNr,yyFileName.data());
BEGIN(SkipInvalid);
break;
case ConfigOption::O_Disabled:
config_warn("Tag `%s' at line %d of file %s belongs to an option that was not enabled at compile time.\n"
"To avoid this warning please remove this line from your configuration "
"file, upgrade it using \"doxygen -u\", or recompile doxygen with this feature enabled.\n", cmd.data(),yyLineNr,yyFileName.data());
BEGIN(SkipInvalid);
break;
}
}
}
<Start>"@INCLUDE_PATH"[ \t]*"=" { BEGIN(GetStrList); l=&includePathList; l->clear(); elemStr=""; }
/* include a config file */
<Start>"@INCLUDE"[ \t]*"=" { BEGIN(Include);}
<Include>([^ \"\t\r\n]+)|("\""[^\n\"]+"\"") {
readIncludeFile(configStringRecode(yytext,encoding,"UTF-8"));
BEGIN(Start);
}
<<EOF>> {
//printf("End of include file\n");
//printf("Include stack depth=%d\n",g_includeStack.count());
if (includeStack.isEmpty())
{
//printf("Terminating scanner!\n");
yyterminate();
}
else
{
ConfigFileState *fs=includeStack.pop();
fclose(fs->filePtr);
YY_BUFFER_STATE oldBuf = YY_CURRENT_BUFFER;
yy_switch_to_buffer( fs->oldState );
yy_delete_buffer( oldBuf );
yyLineNr=fs->lineNr;
yyFileName=fs->fileName;
delete fs; fs=0;
includeDepth--;
}
}
<Start>[a-z_A-Z0-9]+ { config_warn("ignoring unknown tag `%s' at line %d, file %s\n",yytext,yyLineNr,yyFileName.data()); }
<GetString,GetBool,SkipInvalid>\n { yyLineNr++; BEGIN(Start); }
<GetStrList>\n {
yyLineNr++;
if (!elemStr.isEmpty())
{
//printf("elemStr1=`%s'\n",elemStr.data());
l->append(elemStr);
}
BEGIN(Start);
}
<GetStrList>[ \t]+ {
if (!elemStr.isEmpty())
{
//printf("elemStr2=`%s'\n",elemStr.data());
l->append(elemStr);
}
elemStr.resize(0);
}
<GetString>[^ \"\t\r\n]+ { (*s)+=configStringRecode(yytext,encoding,"UTF-8");
checkEncoding();
}
<GetString,GetStrList,SkipInvalid>"\"" { lastState=YY_START;
BEGIN(GetQuotedString);
tmpString.resize(0);
}
<GetQuotedString>"\""|"\n" {
// we add a bogus space to signal that the string was quoted. This space will be stripped later on.
tmpString+=" ";
//printf("Quoted String = `%s'\n",tmpString.data());
if (lastState==GetString)
{
(*s)+=configStringRecode(tmpString,encoding,"UTF-8");
checkEncoding();
}
else
{
elemStr+=configStringRecode(tmpString,encoding,"UTF-8");
}
if (*yytext=='\n')
{
config_warn("Missing end quote (\") on line %d, file %s\n",yyLineNr,yyFileName.data());
yyLineNr++;
}
BEGIN(lastState);
}
<GetQuotedString>"\\\"" {
tmpString+='"';
}
<GetQuotedString>. { tmpString+=*yytext; }
<GetBool>[a-zA-Z]+ {
QCString bs=yytext;
bs=bs.upper();
if (bs=="YES" || bs=="1")
*b=TRUE;
else if (bs=="NO" || bs=="0")
*b=FALSE;
else
{
*b=FALSE;
config_warn("Invalid value `%s' for "
"boolean tag in line %d, file %s; use YES or NO\n",
bs.data(),yyLineNr,yyFileName.data());
}
}
<GetStrList>[^ \#\"\t\r\n]+ {
elemStr+=configStringRecode(yytext,encoding,"UTF-8");
}
<SkipComment>\n { yyLineNr++; BEGIN(Start); }
<SkipComment>\\[ \r\t]*\n { yyLineNr++; BEGIN(Start); }
<*>\\[ \r\t]*\n { yyLineNr++; }
<*>.
<*>\n { yyLineNr++ ; }
%%
/*@ ----------------------------------------------------------------------------
*/
void Config::writeTemplate(FTextStream &t,bool sl,bool upd)
{
/* print first lines of user comment that were at the beginning of the file, might have special meaning for editors */
if (m_startComment)
{
t << takeStartComment() << endl;
}
t << "# Doxyfile " << versionString << endl << endl;
if (!sl)
{
t << convertToComment(m_header,"");
}
QListIterator<ConfigOption> it = iterator();
ConfigOption *option;
for (;(option=it.current());++it)
{
option->writeTemplate(t,sl,upd);
}
/* print last lines of user comment that were at the end of the file */
if (m_userComment)
{
t << "\n";
t << takeUserComment();
}
}
void Config::convertStrToVal()
{
QListIterator<ConfigOption> it = iterator();
ConfigOption *option;
for (;(option=it.current());++it)
{
option->convertStrToVal();
}
}
static void substEnvVarsInString(QCString &s)
{
static QRegExp re("\\$\\([a-z_A-Z0-9.-]+\\)");
static QRegExp re2("\\$\\([a-z_A-Z0-9.-]+\\([a-z_A-Z0-9.-]+\\)\\)"); // For e.g. PROGRAMFILES(X86)
if (s.isEmpty()) return;
int p=0;
int i,l;
//printf("substEnvVarInString(%s) start\n",s.data());
while ((i=re.match(s,p,&l))!=-1 || (i=re2.match(s,p,&l))!=-1)
{
//printf("Found environment var s.mid(%d,%d)=`%s'\n",i+2,l-3,s.mid(i+2,l-3).data());
QCString env=portable_getenv(s.mid(i+2,l-3));
substEnvVarsInString(env); // recursively expand variables if needed.
s = s.left(i)+env+s.right(s.length()-i-l);
p=i+env.length(); // next time start at the end of the expanded string
}
s=s.stripWhiteSpace(); // to strip the bogus space that was added when an argument
// has quotes
//printf("substEnvVarInString(%s) end\n",s.data());
}
static void substEnvVarsInStrList(QStrList &sl)
{
char *s = sl.first();
while (s)
{
QCString result(s);
// an argument with quotes will have an extra space at the end, so wasQuoted will be TRUE.
bool wasQuoted = (result.find(' ')!=-1) || (result.find('\t')!=-1);
// here we strip the quote again
substEnvVarsInString(result);
//printf("Result %s was quoted=%d\n",result.data(),wasQuoted);
if (!wasQuoted) /* as a result of the expansion, a single string
may have expanded into a list, which we'll
add to sl. If the original string already
contained multiple elements no further
splitting is done to allow quoted items with spaces! */
{
int l=result.length();
int i,p=0;
// skip spaces
// search for a "word"
for (i=0;i<l;i++)
{
char c=0;
// skip until start of new word
while (i<l && ((c=result.at(i))==' ' || c=='\t')) i++;
p=i; // p marks the start index of the word
// skip until end of a word
while (i<l && ((c=result.at(i))!=' ' && c!='\t' && c!='"')) i++;
if (i<l) // not at the end of the string
{
if (c=='"') // word within quotes
{
p=i+1;
for (i++;i<l;i++)
{
c=result.at(i);
if (c=='"') // end quote
{
// replace the string in the list and go to the next item.
sl.insert(sl.at(),result.mid(p,i-p)); // insert new item before current item.
sl.next(); // current item is now the old item
p=i+1;
break;
}
else if (c=='\\') // skip escaped stuff
{
i++;
}
}
}
else if (c==' ' || c=='\t') // separator
{
// replace the string in the list and go to the next item.
sl.insert(sl.at(),result.mid(p,i-p)); // insert new item before current item.
sl.next(); // current item is now the old item
p=i+1;
}
}
}
if (p!=l) // add the leftover as a string
{
// replace the string in the list and go to the next item.
sl.insert(sl.at(),result.right(l-p)); // insert new item before current item.
sl.next(); // current item is now the old item
}
}
else // just goto the next element in the list
{
sl.insert(sl.at(),result);
sl.next();
}
// remove the old unexpanded string from the list
int i=sl.at();
sl.remove(); // current item index changes if the last element is removed.
if (sl.at()==i) // not last item
s = sl.current();
else // just removed last item
s = 0;
}
}