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Diffstat (limited to 'tools/mhmake/src/mhmakefileparser.h')
| -rw-r--r-- | tools/mhmake/src/mhmakefileparser.h | 436 |
1 files changed, 436 insertions, 0 deletions
diff --git a/tools/mhmake/src/mhmakefileparser.h b/tools/mhmake/src/mhmakefileparser.h new file mode 100644 index 000000000..848329226 --- /dev/null +++ b/tools/mhmake/src/mhmakefileparser.h @@ -0,0 +1,436 @@ +/* This file is part of mhmake.
+ *
+ * Copyright (C) 2001-2010 marha@sourceforge.net
+ *
+ * Mhmake 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.
+ *
+ * Mhmake 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 Mhmake. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/* $Rev$ */
+
+#ifndef __MHMAKEFILE_PARSER__
+#define __MHMAKEFILE_PARSER__
+
+#include "fileinfo.h"
+#include "util.h"
+#include "commandqueue.h"
+
+class rule;
+
+#include "flexlexer.h"
+
+class mhmakefileparser;
+typedef string (mhmakefileparser::*function_f)(const string &) const;
+
+struct funcdef
+{
+ const char *szFuncName;
+ function_f pFunc;
+};
+
+class fileinfoarray : public refbase,public vector<fileinfo*>
+{
+};
+
+typedef set<fileinfo*> deps_t;
+typedef pair< bool, deps_t > autodeps_entry_t;
+typedef map<fileinfo*, autodeps_entry_t > autodeps_t;
+
+namespace yy
+{
+ class location;
+ class mhmakeparser;
+}
+
+class mhmakefileparser : public refbase
+{
+ friend class yy::mhmakeparser;
+
+private:
+ static commandqueue sm_CommandQueue;
+ static stack<yy::mhmakeparser*> sm_ParserStack; // Keeps track of the currently active parser
+private:
+ fileinfo *m_RuleThatIsBuild;
+ vector<string> m_ToBeIncludeAfterBuild;
+ vector<string> m_MakefilesToLoad;
+ fileinfo* m_AutoDepFileLoaded;
+ mh_time_t m_Date;
+ uint32 m_EnvMd5_32; /* Cached Md5_32 value of the userd environment variables */
+#ifdef _DEBUG
+ int m_ImplicitSearch;
+#endif
+ map<string,string> m_CommandCache;
+
+protected:
+ map<string,string> m_Variables;
+ map<string,string> m_CommandLineVars;
+ const fileinfo *m_MakeDir;
+ refptr<rule> m_pCurrentRule;
+ refptr<fileinfoarray> m_pCurrentItems;
+ refptr<fileinfoarray> m_pCurrentDeps;
+ fileinfo* m_FirstTarget;
+ fileinfoarray m_IncludedMakefiles;
+ refptr<fileinfoarray> m_pIncludeDirs;
+ string m_IncludeDirs;
+
+ bool m_DoubleColonRule;
+ bool m_AutoDepsDirty;
+ bool m_ForceAutoDepRescan;
+ set<string> m_SkipHeaders; // Headers to skip
+ vector<string> m_PercentHeaders; // Percent specification of headers to skip
+ bool m_SkipHeadersInitialized; // true when previous 2 variables are initialized
+
+ bool m_RebuildAll; /* true when to rebuild all targets of this makefile */
+
+ set<string> m_UsedEnvVars; // Array containing a list of variables that are taken from the environment (This is used for rebuild checking)
+ set<string> m_EnvVarsToIgnore; // List of env vars that do not have to be taken into account for rebuild checking
+ set<string> m_Exports; // Array containing a list of exported variables in the makefile (This is used for rebuild checking)
+ vector< pair< string, refptr<fileinfoarray> > > m_vPath;
+#ifdef WIN32
+ char *m_pEnv; // New environment in case the makefile exports variables
+#else
+ char **m_pEnv; // New environment in case the makefile exports variables
+#endif
+ size_t m_EnvLen; // Current length of m_pEnv
+
+ autodeps_t m_AutoDeps;
+ set< const fileinfo* > m_Targets; // List of targets that are build by this makefile
+
+ vector<string> m_FilesToRemoveAtEnd;
+
+ static mh_time_t m_sBuildTime;
+private:
+ string ResolveExpression(const string &InExpr,string &Rest) const;
+
+public:
+#ifdef _DEBUG
+ deque<fileinfo*> m_TargetStack; /* Used to detect circular dependencies */
+#endif
+
+ mhmakefileparser(const map<string,string> &CommandLineVars)
+ : m_CommandLineVars(CommandLineVars)
+ ,m_AutoDepsDirty(false)
+ ,m_ForceAutoDepRescan(false)
+ ,m_SkipHeadersInitialized(false)
+ ,m_RebuildAll(false)
+ ,m_EnvMd5_32(0)
+ ,m_pEnv(NULL)
+ ,m_FirstTarget(NULL)
+ ,m_RuleThatIsBuild(NULL)
+ ,m_AutoDepFileLoaded(NULL)
+ #ifdef _DEBUG
+ ,m_ImplicitSearch(0)
+ #endif
+ {
+ if (!m_FunctionsInitialised) InitFuncs();
+ SetVariable("MAKE_VERSION",MHMAKEVER);
+ SetVariable(OBJEXTVAR,OBJEXT);
+ SetVariable(EXEEXTVAR,EXEEXT);
+ m_EnvVarsToIgnore.insert(WC_REVISION);
+ m_EnvVarsToIgnore.insert(WC_URL);
+ m_EnvVarsToIgnore.insert(MAKE);
+ }
+
+ /* Needed if you only want to use the searchcommand and execommand functions */
+ mhmakefileparser(const fileinfo *pMakeDir) :
+ m_MakeDir(pMakeDir)
+ , m_AutoDepsDirty(false)
+ , m_pEnv(NULL)
+ {}
+
+ static void SetNrParallelBuilds(int NrParallelBuilds)
+ {
+ sm_CommandQueue.SetNrParallelBuilds(NrParallelBuilds);
+ }
+
+ bool CompareEnv() const;
+ uint32 CreateEnvMd5_32() const;
+ string GetFromEnv(const string &Var, bool *pDefined=NULL) const;
+ void CreateUSED_ENVVARS();
+
+ void SetExport(const string & Var, const string & Val);
+ void SetvPath(const string & Pattern, const string & Path);
+
+ void CheckEnv(void);
+
+ #ifdef _DEBUG
+ int ImplicitSearch() const
+ {
+ return m_ImplicitSearch;
+ }
+ #endif
+
+ void SetAutoDepsDirty()
+ {
+ m_AutoDepsDirty=true;
+ }
+
+ void ClearAutoDepsDirty()
+ {
+ m_AutoDepsDirty=false;
+ }
+ bool IsAutoDepsDirty() const
+ {
+ return m_AutoDepsDirty;
+ }
+
+ void SetRebuildAll()
+ {
+ m_RebuildAll=true;
+ SetAutoDepsDirty(); /* This is to be sure that all new calculated md5 strings are saved. */
+ }
+
+ void SetVariable(const string &Var, const string &Val)
+ {
+ m_Variables[Var]=Val;
+ }
+ void DeleteVariable(const string &Var)
+ {
+ m_Variables.erase(Var);
+ }
+ bool GetVariable(const string &Var, string &Val)
+ {
+ map<string,string>::const_iterator pIt=m_Variables.find(Var);
+ if (pIt==m_Variables.end())
+ {
+ return false;
+ }
+ else
+ {
+ Val = pIt->second;
+ return true;
+ }
+ }
+
+ void EnableAutoDepRescan(void)
+ {
+ m_ForceAutoDepRescan=true;
+ SetAutoDepsDirty();
+ }
+ bool ForceAutoDepRescan(void)
+ {
+ return m_ForceAutoDepRescan;
+ }
+ void SetRuleThatIsBuild(fileinfo *pTarget)
+ {
+ m_RuleThatIsBuild=pTarget;
+ }
+ void ClearRuleThatIsBuild()
+ {
+ m_RuleThatIsBuild=NULL;
+ }
+ void GetAutoDepsIfNeeded(fileinfo *pTarget, const fileinfo *pFirstDep);
+ void UpdateAutomaticDependencies(fileinfo *pTarget);
+ void UpdateNoRuleAutomaticDependencies(fileinfo *pTarget);
+ const refptr<fileinfoarray> GetIncludeDirs() const;
+ void GetAutoDeps(const fileinfo *pFirstDep, deps_t &Autodeps);
+ void SaveAutoDepsFile();
+ void LoadAutoDepsFile(fileinfo *pDepFile);
+ bool SkipHeaderFile(const string &FileName);
+ void InitEnv() const;
+
+ virtual ~mhmakefileparser() /* virtual to be sure the correct destructor is called when we delete with a pointer to this class which in reality is a pointer to a derived class */
+ {
+ SaveAutoDepsFile();
+ /* remove generated temporary batch files */
+ vector<string>::const_iterator It=m_FilesToRemoveAtEnd.begin();
+ while (It!=m_FilesToRemoveAtEnd.end())
+ {
+ remove(It->c_str());
+ It++;
+ }
+#ifndef WIN32
+ char **pEnv=m_pEnv;
+ if (pEnv)
+ while (*pEnv) free(*pEnv++);
+#endif
+ free(m_pEnv);
+ }
+
+ virtual int parse()
+ {
+ throw("Please derive if you want to execute yyparse.");
+ }
+
+ int ParseFile(const fileinfo *pFileInfo,const fileinfo *pMakeDir=NULL);
+ int ParseString(const string &StringIn);
+
+ /* Functions to handle variables */
+ bool IsDefined(const string &Var) const;
+ bool IsEqual(const string &EqualExpr) const;
+ bool IsExprTrue(const string &EqualExpr) const;
+ string ExpandExpression(const string &Expr) const;
+ string ExpandMacro(const string &Expr) const;
+ string ExpandVar(const string &Var) const;
+
+ void PrintVariables(bool Expand=false) const;
+
+ /* Functions for macro functions */
+ static funcdef m_FunctionsDef[];
+ static map<string,function_f> m_Functions;
+ static bool m_FunctionsInitialised;
+ static void InitFuncs(void);
+ string f_filter(const string &) const;
+ string f_call(const string &) const;
+ string f_if(const string &) const;
+ string f_findstring(const string &) const;
+ string f_firstword(const string &) const;
+ string f_wildcard(const string &) const;
+ string f_subst(const string &) const;
+ string f_patsubst(const string &) const;
+ string f_concat(const string &) const;
+ string f_basename(const string & Arg) const;
+ string f_notdir(const string & Arg) const;
+ string f_dir(const string & Arg) const;
+ string f_shell(const string & Arg) const;
+ string f_relpath(const string & Arg) const;
+ string f_realpath(const string & Arg) const;
+ string f_toupper(const string & Arg) const;
+ string f_tolower(const string & Arg) const;
+ string f_exist(const string & Arg) const;
+ string f_filesindirs(const string & Arg) const;
+ string f_fullname(const string & Arg) const;
+ string f_addprefix(const string & Arg) const;
+ string f_addsuffix(const string & Arg) const;
+ string f_filterout(const string & Arg) const;
+ string f_word(const string & Arg) const;
+ string f_words(const string & Arg) const;
+ string f_strip(const string & Arg) const;
+ string f_which(const string & Arg) const;
+ string f_foreach(const string & Arg) const;
+ string f_eval(const string & Arg) const;
+ string f_sort(const string & Arg) const;
+ string f_error(const string & Arg) const;
+ string f_info(const string & Arg) const;
+ string f_warning(const string & Arg) const;
+
+ fileinfo* GetFirstTarget() const
+ {
+ return m_FirstTarget;
+ }
+
+ const fileinfo *GetMakeDir() const
+ {
+ return m_MakeDir;
+ }
+
+ mh_time_t GetDate(void) const
+ {
+ return m_Date;
+ }
+
+ void UpdateDate(mh_time_t Date)
+ {
+ if (Date.IsNewer(m_Date))
+ m_Date=Date;
+ }
+
+ void AddTarget(const fileinfo* pTarget)
+ {
+ m_Targets.insert(pTarget);
+ }
+ /* Starts building the target,
+ returns 0 when target build is not finished,
+ returns the date of the target when target is build, especially important for phony rules, since this will be the youngest date of all dependencies */
+ mh_time_t StartBuildTarget(fileinfo* pTarget, bool bCheckTargetDir=true);
+ /* Waits for the target being build, returns the date of the target. Not needed to be cald when StartBuildTarget returned a value different from zero */
+ mh_time_t WaitBuildTarget(fileinfo* pTarget);
+
+ fileinfo* SearchvPath(const fileinfo* pTarget); /* Search for the target using the vPath */
+
+ /* Use the following command when you want to wait for the target is built */
+ mh_time_t BuildTarget(fileinfo* pTarget, bool bCheckTargetDir=true)
+ {
+ mh_time_t TargetDate=StartBuildTarget(pTarget,bCheckTargetDir);
+ if (!TargetDate.IsDateValid())
+ TargetDate=WaitBuildTarget(pTarget);
+ return TargetDate;
+ }
+
+ void BuildDependencies(const refptr<rule> &pRule, fileinfo* pTarget, mh_time_t TargetDate, mh_time_t &YoungestDate, bool &MakeTarget);
+
+ void BuildIncludedMakefiles();
+
+ void AddIncludedMakefile(fileinfo* pMakeInfo)
+ {
+ UpdateDate(pMakeInfo->GetDate());
+ m_IncludedMakefiles.push_back(pMakeInfo);
+ }
+ fileinfoarray &GetIncludedMakefiles()
+ {
+ return m_IncludedMakefiles;
+ }
+
+ void IncludeAfterBuild(const string &IncludeFile)
+ {
+ m_ToBeIncludeAfterBuild.push_back(IncludeFile);
+ }
+ void ParseBuildedIncludeFiles();
+
+ void AddMakefileToMakefilesToLoad(const string &Makefile)
+ {
+ m_MakefilesToLoad.push_back(Makefile);
+ }
+ vector<string>& GetMakefilesToLoad()
+ {
+ return m_MakefilesToLoad;
+ }
+ void AddRule();
+
+ mh_pid_t ExecuteCommand(string Command, bool &IgnoreError, string *pOutput=NULL);
+ mh_pid_t ExecuteCommand(string Command, string *pOutput=NULL)
+ {
+ bool IgnoreError;
+ return ExecuteCommand(Command, IgnoreError, pOutput);
+ }
+ string GetFullCommand(const string &Command);
+
+ static void InitBuildTime();
+
+ void SplitToItems(const string &String, vector<fileinfo*> &Items) const;
+ mh_pid_t DeleteFiles(const string &Params) const;
+ mh_pid_t CopyFiles(const string &Params) const;
+ mh_pid_t TouchFiles(const string &Params) const;
+ mh_pid_t EchoCommand(const string &Params) const;
+ mh_pid_t MakeDirsCommand(const string &Params) const;
+ string SearchCommand(const string &Command, const string &Extension="") const;
+ const string &GetPythonExe() const;
+ int SearchPath(const char *szCommand, const char *pExt, size_t Len, char *szFullCommand,char **pFilePart) const;
+ mh_pid_t OsExeCommand(const string &Command, const string &Params, bool IgnoreError, string *pOutput) const;
+
+ static string GetFileNameLineNo(void);
+};
+
+class mhmakeparserbase
+{
+protected:
+ mhmakefileparser *m_pMakefile;
+ mhmakeFlexLexer *m_ptheLexer;
+public:
+ mhmakeparserbase(mhmakefileparser *pMakefile, mhmakeFlexLexer *pLexer)
+ : m_pMakefile(pMakefile), m_ptheLexer(pLexer)
+ {
+ }
+ int yylex (YYSTYPE* yylval, yy::location* yylloc)
+ {
+ return m_ptheLexer->yylex(yylval,yylloc);
+ }
+ string &GetInputFilename(void) const
+ {
+ return m_ptheLexer->GetInputFilename();
+ }
+
+};
+
+#endif
+
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