XrdOucMsubs Class Reference

#include <XrdOucMsubs.hh>

Collaboration diagram for XrdOucMsubs:

Public Member Functions
	XrdOucMsubs (XrdSysError *errp)
	~XrdOucMsubs ()
int	Parse (const char *oname, char *msg)
int	Subs (XrdOucMsubsInfo &Info, char **Data, int *Dlen)

Static Public Attributes
static const int	maxElem = 32

Detailed Description

Definition at line 90 of file XrdOucMsubs.hh.

Constructor & Destructor Documentation

XrdOucMsubs()

XrdOucMsubs::XrdOucMsubs

(

XrdSysError *

errp

)

Definition at line 51 of file XrdOucMsubs.cc.

{
 
   if (vName[0] == 0)
      {vName[0]     = "$";
       vName[vCGI]  = "$CGI";
       vName[vLFN]  = "$LFN";
       vName[vPFN]  = "$PFN";
       vName[vRFN]  = "$RFN";
       vName[vLFN2] = "$LFN2";
       vName[vPFN2] = "$PFN2";
       vName[vRFN2] = "$RFN2";
       vName[vFM]   = "$FMODE";
       vName[vNFY]  = "$NOTIFY";
       vName[vOFL]  = "$OFLAG";
       vName[vOPT]  = "$OPTS";
       vName[vPTY]  = "$PRTY";
       vName[vUSR]  = "$USER";
       vName[vHST]  = "$HOST";
       vName[vRID]  = "$RID";
       vName[vTID]  = "$TID";
       vName[vMDP]  = "$MDP";
       vName[vSRC]  = "$SRC";
       vName[vDST]  = "$DST";
       vName[vCID]  = "$CID";
       vName[vINS]  = "$INS";
      }
    mText = 0; 
    mData[0] = 0; mDlen[0] = 0;
    numElem = 0;
    eDest = errp;
}

~XrdOucMsubs()

XrdOucMsubs::~XrdOucMsubs

(

)

Definition at line 88 of file XrdOucMsubs.cc.

{  int i;
 
   if (mText) free(mText);
 
   for (i = 0; i < numElem; i++) if (mDlen[i] < 0) free(mData[i]);
}

Member Function Documentation

Parse()

int XrdOucMsubs::Parse	(	const char *	oname,
		char *	msg
	)

Definition at line 100 of file XrdOucMsubs.cc.

{
   char ctmp, *vp, *ip, *lastp, *infop;
   int i, j = 0;
 
// Setup the additional stage information vector. Variable substitution:
// <data>$var<data>.... (max of MaxArgs substitutions)
//
   lastp = infop = mText = strdup(msg);
   while ((ip = index(infop, '$')) && j < maxElem)
         if (isalnum(*(ip+1)) && (infop == ip || *(ip-1) != '\\'))
            {if ((mDlen[j] = ip-lastp)) mData[j++] = lastp;
             vp = ip; ip++;
             while(isalnum(*ip) || *ip == '.') ip++;
             ctmp = *ip; *ip = '\0';
             mDlen[j] = -(ip-vp);
             mData[j] = vp = strdup(vp); mData[j++]++;
             *ip = ctmp; lastp = infop = ip;
             if (isupper(*(vp+1)))
                for (i = 1; i < vMax; i++)
                    if (!strcmp(vp, vName[i])) 
                       {mDlen[j-1] = i; mData[j-1] = 0; free(vp); break;}
            } else if (ip != infop && *(ip-1) == '\\')
                      {if ((mDlen[j] = (ip-lastp)-1) > 0) mData[j++] = lastp;
                       lastp = ip; infop = ip+1;
                      } else infop = ip+1;
 
// Make sure we have not exceeded the array
//
   if (j < maxElem)
      {if ((mDlen[j] = strlen(lastp))) mData[j++] = lastp;
       numElem = j;
      } else {
       eDest->Emsg(dName, "Too many variables in", dName, "string.");
       return 0;
          }
 
// All done
//
   return 1;
}

References XrdSysError::Emsg(), and maxElem.

Referenced by XrdOssSys::ConfigStageC(), and XrdCmsPrepare::setParms().

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Subs()

int XrdOucMsubs::Subs	(	XrdOucMsubsInfo &	Info,
		char **	Data,
		int *	Dlen
	)

Definition at line 146 of file XrdOucMsubs.cc.

{
   int k;
 
// Perform substitutions
//
   for (k = 0; k < numElem; k++)
       {     if (!mData[k])
                {Data[k] = getVal(Info, mDlen[k]);
                 Dlen[k] = strlen(Data[k]);
                }
        else if (mDlen[k] < 0)
                {if ((Data[k] = Info.Env->Get(mData[k])))
                    Dlen[k] = strlen(Data[k]);
                    else {Data[k]=mData[k]-1; Dlen[k]=(-mDlen[k]);}
                }
        else    {Data[k] = mData[k]; Dlen[k] = mDlen[k];}
       }
   return numElem;
}

Referenced by XrdCmsPrepare::Add(), and XrdOssSys::Stage_QT().

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Member Data Documentation

maxElem

const int XrdOucMsubs::maxElem = 32

static

Definition at line 94 of file XrdOucMsubs.hh.

Referenced by XrdCmsPrepare::Add(), Parse(), and XrdOssSys::Stage_QT().

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The documentation for this class was generated from the following files:

• XrdOucMsubs.hh
• XrdOucMsubs.cc