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Parse.h

/* 
A* -------------------------------------------------------------------
B* This file contains source code for the PyMOL computer program
C* Copyright (c) Schrodinger, LLC. 
D* -------------------------------------------------------------------
E* It is unlawful to modify or remove this copyright notice.
F* -------------------------------------------------------------------
G* Please see the accompanying LICENSE file for further information. 
H* -------------------------------------------------------------------
I* Additional authors of this source file include:
-* 
-* 
-*
Z* -------------------------------------------------------------------
*/
#ifndef _H_Parse
#define _H_Parse

char *ParseWordCopy(char *dst, char *src, int n);
char *ParseWordNumberCopy(char *dst, char *src, int n);
char *ParseWord(char *dst, char *src, int n);
char *ParseNTrim(char *q, char *p, int n);
char *ParseNTrimRight(char *q, char *p, int n);
char *ParseNSkip(char *p, int n);
char *ParseCommaCopy(char *q, char *p, int n);
char *ParseSkipEquals(char *p);
char *ParseIntCopy(char *q, char *p, int n);
char *ParseAlphaCopy(char *q, char *p, int n);

#ifdef _PYMOL_INLINE

__inline__ static char *ParseNextLine(char *p)
{
  register char ch;
  const char mask = -16;        /* 0xF0 */
  while((mask & p[0]) && (mask & p[1]) && (mask & p[2]) && (mask & p[3]))       /* trusting short-circuit to avoid overrun */
    p += 4;
  while((ch = *p)) {
    p++;
    if(ch == 0xD) {             /* Mac or PC */
      if((*p) == 0xA)           /* PC */
        return p + 1;
      return p;
    } else if(ch == 0xA) {      /* Unix */
      return p;
    }
  }
  return p;
}

__inline__ static char *ParseNCopy(char *q, char *p, int n)
{                               /* n character copy */
  register char ch;
  while((ch = *p)) {
    if((ch == 0xD) || (ch == 0xA))      /* don't copy end of lines */
      break;
    if(!n)
      break;
    n--;
    p++;
    *(q++) = ch;
  }
  *q = 0;
  return p;
}

#else

char *ParseNextLine(char *p);
char *ParseNCopy(char *dst, char *src, int n);

#endif

#endif

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