diff options
Diffstat (limited to 'soltools/cpp/_mcrvalid.c')
-rw-r--r-- | soltools/cpp/_mcrvalid.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/soltools/cpp/_mcrvalid.c b/soltools/cpp/_mcrvalid.c new file mode 100644 index 000000000000..2a837c7b7ad0 --- /dev/null +++ b/soltools/cpp/_mcrvalid.c @@ -0,0 +1,129 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "cpp.h" + +/* + Nlist * pMacro; + Token * pTokenWhereMacroBecomesValid; + struct macroValidator * + pNext; +*/ + +void +mvl_init(MacroValidatorList * out_pValidators) +{ + out_pValidators->pFirst = 0; + out_pValidators->nextFreeIdentifier = 1; +} + +void +mvl_destruct(MacroValidatorList * out_pValidators) +{ + MacroValidator * pV = out_pValidators->pFirst; + MacroValidator * pDel; + for ( pDel = out_pValidators->pFirst; + pDel != 0; + pDel = pV ) + { + pV = pV->pNext; + + pDel->pMacro->flag &= (~ISACTIVE); + dofree(pDel); + } +} + + +#define INVALID_TILL_ENDOFROW 32000 + +/* If in_pTokenWhereMacroBecomesValid == 0, the macro is at row end + and therefore there does not exist any token, where the macro becomes + valid again. It is revalidated, when the row was processed complete. +*/ +void +mvl_add( MacroValidatorList * inout_pValidators, + Nlist * in_pMacro, + Token * in_pTokenWhereMacroBecomesValid ) +{ + + MacroValidator * pNew = new(MacroValidator); + pNew->pMacro = in_pMacro; + + if (in_pTokenWhereMacroBecomesValid == 0) + { + pNew->nTokenWhereMacroBecomesValid = INVALID_TILL_ENDOFROW; + } + else if (in_pTokenWhereMacroBecomesValid->identifier > 0) + { + pNew->nTokenWhereMacroBecomesValid = in_pTokenWhereMacroBecomesValid->identifier; + } + else + { + pNew->nTokenWhereMacroBecomesValid = inout_pValidators->nextFreeIdentifier; + in_pTokenWhereMacroBecomesValid->identifier = inout_pValidators->nextFreeIdentifier; + inout_pValidators->nextFreeIdentifier++; + } + + pNew->pNext = inout_pValidators->pFirst; + inout_pValidators->pFirst = pNew; +} + +void +mvl_move( MacroValidatorList * inout_pValidators, + int in_nSpace ) +{ +/* + MacroValidator * pV; + for ( pV = inout_pValidators->pFirst; + pV != 0; + pV = pV->pNext ) + { + pV->pTokenWhereMacroBecomesValid += in_nSpace; + } +*/ +} + +void +mvl_check( MacroValidatorList * inout_pValidators, + Token * inout_pTokenToCheck) +{ + MacroValidator * pV; /* Running pointer */ + MacroValidator * pCheckedOnes; /* Here new list is built. */ + pCheckedOnes = 0; + + for ( pV = inout_pValidators->pFirst; + pV != 0; + pV = inout_pValidators->pFirst ) + { + inout_pValidators->pFirst = pV->pNext; + + if (pV->nTokenWhereMacroBecomesValid == inout_pTokenToCheck->identifier) + { + pV->pMacro->flag &= (~ISACTIVE); + dofree(pV); + } + else + { + pV->pNext = pCheckedOnes; + pCheckedOnes = pV; + } + } /* end for */ + + /* Assign new built list (too old ones were removed) to + original list: + */ + inout_pValidators->pFirst = pCheckedOnes; +} + + +void +tokenrow_zeroTokenIdentifiers(Tokenrow* trp) +{ + Token * tp; + for (tp = trp->bp; tp < trp->lp; tp++) + { + tp->identifier = 0; + } +} + |