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authormarha <marha@users.sourceforge.net>2009-07-29 09:17:47 +0000
committermarha <marha@users.sourceforge.net>2009-07-29 09:17:47 +0000
commit437bca524595d1007f37988e862db8bfeff329b0 (patch)
treeda106b22babce6ccd53c7dd9c3040aed4a52f455 /tools/mhmake/src/mhmakeparser.y
parent6f45caf0fe3e94a83835fa1f5d04233b9e936efc (diff)
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Added mhmake GNU make compatible (with extensions) make utility.
Diffstat (limited to 'tools/mhmake/src/mhmakeparser.y')
-rw-r--r--tools/mhmake/src/mhmakeparser.y224
1 files changed, 224 insertions, 0 deletions
diff --git a/tools/mhmake/src/mhmakeparser.y b/tools/mhmake/src/mhmakeparser.y
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+/* This file is part of mhmake.
+ *
+ * Copyright (C) 2001-2009 Marc Haesen
+ *
+ * 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/>.
+*/
+
+/* $Rev$ */
+
+/* -------------- declaration section -------------- */
+
+%name mhmakeparser
+
+%define LLOC m_yyloc
+%define LTYPE int // This is the type of LLOC (defined in mhmakefileparser)
+
+%define LVAL m_theTokenValue
+%define STYPE TOKENVALUE // This is the type of LVAL (defined in mhmakefileparser)
+
+%define INHERIT : public mhmakefileparser
+
+%define CONSTRUCTOR_PARAM const map<string,string> &CommandLineVariables
+%define CONSTRUCTOR_INIT : mhmakefileparser(CommandLineVariables)
+
+%header{
+#include "mhmakefileparser.h"
+#include "rule.h"
+#include "util.h"
+%}
+
+%token <theString> COMMAND
+%token <theString> COMMA OPENBRACE CLOSEBRACE
+%token <theString> STRING DOLLAREXPR EQUAL COLON DOUBLECOLON
+%token IMEQUAL PEQUAL OPTEQUAL PHONY EXPORT NEWLINE INCLUDEMAK SPACE
+
+%type <theString> expression nonspaceexpression simpleexpression
+%type <theString> maybeemptyexpression
+%type <theString> expression_nocolorequal simpleexpression_nocolorequal nonspaceexpression_nocolorequal
+%type <ival> rulecolon
+
+%start file
+
+/* -------------- rules section -------------- */
+/* Sample parser. Does count Chars in a line, and lines in file */
+%%
+file : statements
+ {
+ if (m_pCurrentItems)
+ {
+ PRINTF(("Adding rule : %s\n",(*m_pCurrentItems)[0]->GetFullFileName().c_str()));
+ AddRule();
+ }
+ }
+;
+
+statements :
+ | statements statement
+;
+
+statement: NEWLINE |
+ includemak |
+ ruledef |
+ phonyrule |
+ varassignment |
+ imvarassignment |
+ pvarassignment |
+ optvarassignment |
+ exportrule |
+ COMMAND
+ {
+ if (!m_pCurrentRule)
+ {
+ m_pCurrentRule=refptr<rule>(new rule(this));
+ }
+ m_pCurrentRule->AddCommand($1);
+ PRINTF(("Adding command : %s\n",$1.c_str()));
+ }
+;
+
+includemak:
+ {
+ if (m_pCurrentItems)
+ {
+ PRINTF(("Adding rule : %s\n",(*m_pCurrentItems)[0]->GetFullFileName().c_str()));
+ AddRule();
+ }
+ } INCLUDEMAK
+;
+
+ruledef: expression_nocolorequal rulecolon maybeemptyexpression
+ {
+ if (m_pCurrentItems)
+ {
+ PRINTF(("Adding rule : %s\n",(*m_pCurrentItems)[0]->GetFullFileName().c_str()));
+ AddRule();
+ }
+
+ m_pCurrentItems=new fileinfoarray;
+ m_pCurrentDeps=new fileinfoarray;
+ #ifdef _DEBUG
+ if (!ExpandExpression($1).size())
+ {
+ printf("Empty left hand side in rule: %s : %s\n",$1.c_str(),$3.c_str());
+ throw(1);
+ }
+ #endif
+ SplitToItems(ExpandExpression($1),*m_pCurrentItems,m_MakeDir);
+ SplitToItems(ExpandExpression($3),*m_pCurrentDeps,m_MakeDir);
+ m_DoubleColonRule= ($2==1) ;
+ PRINTF(("Defining rule %s : %s\n",$1.c_str(),$3.c_str()));
+ PRINTF((" Expanded to %s : %s\n",ExpandExpression($1).c_str(),ExpandExpression($3).c_str()));
+ }
+;
+
+rulecolon: COLON {$$=0;} |
+ DOUBLECOLON {$$=1;}
+;
+
+phonyrule: PHONY COLON expression
+ {
+ vector< refptr<fileinfo> > Items;
+ SplitToItems(ExpandExpression($3),Items,m_MakeDir);
+ vector< refptr<fileinfo> >::iterator pIt=Items.begin();
+ while (pIt!=Items.end())
+ {
+ (*pIt)->SetPhony();
+ pIt++;
+ }
+ PRINTF(("Defining phony rule : %s\n",$3.c_str()));
+ PRINTF((" Expanded to : %s\n",ExpandExpression($3).c_str()));
+ }
+ NEWLINE
+;
+
+exportrule: EXPORT SPACE exportstrings NEWLINE
+;
+
+exportstrings : exportstring |
+ exportstring SPACE exportstrings
+;
+
+exportstring : STRING
+ {
+ m_Exports.push_back($1+"="+ExpandExpression(ExpandVar($1)));
+ PRINTF(("Exporting %s : %s\n",$1.c_str(),ExpandExpression(ExpandVar($1)).c_str()));
+ }
+;
+
+varassignment: STRING EQUAL maybeemptyexpression
+ {
+ m_Variables[$1]=$3;
+ PRINTF(("Setting variable %s to %s\n",$1.c_str(), $3.c_str()));
+ }
+;
+
+imvarassignment: STRING IMEQUAL maybeemptyexpression
+ {
+ m_Variables[$1]=ExpandExpression($3);
+ PRINTF(("Setting variable %s to %s\n",$1.c_str(), m_Variables[$1].c_str()));
+ }
+;
+
+pvarassignment: STRING PEQUAL maybeemptyexpression
+ {
+ m_Variables[$1]=m_Variables[$1]+g_SpaceString+$3;
+ PRINTF(("Setting variable %s to %s\n",$1.c_str(), $3.c_str()));
+ }
+;
+
+optvarassignment: STRING OPTEQUAL maybeemptyexpression
+ {
+ if (!IsDefined($1))
+ {
+ m_Variables[$1]=$3;
+ PRINTF(("Setting variable %s to %s\n",$1.c_str(), $3.c_str()));
+ }
+ }
+;
+
+maybeemptyexpression: NEWLINE {$$=g_EmptyString;} |
+ expression NEWLINE
+;
+
+expression: nonspaceexpression |
+ expression SPACE nonspaceexpression {$$=$1+g_SpaceString+$3;}
+;
+
+expression_nocolorequal: nonspaceexpression_nocolorequal |
+ expression_nocolorequal SPACE nonspaceexpression_nocolorequal {$$=$1+g_SpaceString+$3;}
+;
+
+nonspaceexpression: simpleexpression |
+ nonspaceexpression simpleexpression {$$=$1+$2;}
+;
+
+nonspaceexpression_nocolorequal: simpleexpression_nocolorequal |
+ nonspaceexpression_nocolorequal simpleexpression_nocolorequal {$$=$1+$2;}
+;
+
+simpleexpression: simpleexpression_nocolorequal |
+ EQUAL |
+ COLON |
+ DOUBLECOLON |
+ COMMA
+;
+
+simpleexpression_nocolorequal: STRING {$$=$1;} |
+ DOLLAREXPR {$$=$1;}
+;
+
+%%
+/* -------------- body section -------------- */
+