git.sur5r.net Git - cc65/blob - src/cc65/scanstrbuf.h

   1 /*****************************************************************************/
   2 /*                                                                           */
   3 /*                                 scanstrbuf.h                              */
   4 /*                                                                           */
   5 /*                     Small scanner for input from a StrBuf                 */
   6 /*                                                                           */
   7 /*                                                                           */
   8 /*                                                                           */
   9 /* (C) 2002      Ullrich von Bassewitz                                       */
  10 /*               Wacholderweg 14                                             */
  11 /*               D-70597 Stuttgart                                           */
  12 /* EMail:        uz@cc65.org                                                 */
  13 /*                                                                           */
  14 /*                                                                           */
  15 /* This software is provided 'as-is', without any expressed or implied       */
  16 /* warranty.  In no event will the authors be held liable for any damages    */
  17 /* arising from the use of this software.                                    */
  18 /*                                                                           */
  19 /* Permission is granted to anyone to use this software for any purpose,     */
  20 /* including commercial applications, and to alter it and redistribute it    */
  21 /* freely, subject to the following restrictions:                            */
  22 /*                                                                           */
  23 /* 1. The origin of this software must not be misrepresented; you must not   */
  24 /*    claim that you wrote the original software. If you use this software   */
  25 /*    in a product, an acknowledgment in the product documentation would be  */
  26 /*    appreciated but is not required.                                       */
  27 /* 2. Altered source versions must be plainly marked as such, and must not   */
  28 /*    be misrepresented as being the original software.                      */
  29 /* 3. This notice may not be removed or altered from any source              */
  30 /*    distribution.                                                          */
  31 /*                                                                           */
  32 /*****************************************************************************/
  33
  34
  35
  36 #ifndef SCANSTRBUF_H
  37 #define SCANSTRBUF_H
  38
  39
  40
  41 /* common */
  42 #include "strbuf.h"
  43
  44
  45
  46 /*****************************************************************************/
  47 /*                                   Code                                    */
  48 /*****************************************************************************/
  49
  50
  51
  52 void SB_SkipWhite (StrBuf* B);
  53 /* Skip whitespace in the string buffer */
  54
  55 int SB_GetSym (StrBuf* B, char* S);
  56 /* Get a symbol from the string buffer. S must be able to hold MAX_IDENTLEN
  57  * characters. Returns 1 if a symbol was found and 0 otherwise.
  58  */
  59
  60 int SB_GetString (StrBuf* B, StrBuf* S);
  61 /* Get a string from the string buffer. S will be initialized by the function
  62  * and will return the correctly terminated string on return. The function
  63  * returns 1 if a string was found and 0 otherwise.
  64  */
  65
  66 int SB_GetNumber (StrBuf* B, long* Val);
  67 /* Get a number from the string buffer. Accepted formats are decimal, octal,
  68  * hex and character constants. Numeric constants may be preceeded by a
  69  * minus or plus sign. The function returns 1 if a number was found and
  70  * zero otherwise.
  71  */
  72
  73
  74
  75 /* End of scanstrbuf.h */
  76 #endif
  77
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