reactos/apps/utils/sdkparse/strip_comments.cpp

   1 // strip_comments.cpp
   2
   3 #ifdef _MSC_VER
   4 #pragma warning ( disable : 4786 )
   5 #endif//_MSC_VER
   6
   7 #include "strip_comments.h"
   8
   9 void strip_comments ( std::string& s, bool strip_lf )
  10 {
  11         char* src = &s[0];
  12         char* dst = src;
  13         while ( *src )
  14         {
  15                 if ( src[0] == '/' && src[1] == '/' )
  16                 {
  17                         src += 2;
  18                         while ( *src && *src != '\n' )
  19                                 src++;
  20                         if ( *src )
  21                                 src++; // skip newline
  22                 }
  23                 else if ( src[0] == '/' && src[1] == '*' )
  24                 {
  25                         src += 2;
  26                         char* newsrc = strstr ( src, "*/" );
  27                         if ( !newsrc )
  28                                 break;
  29                         src = newsrc;
  30                         //while ( *src && ( src[0] != '*' || src[1] != '/' ) )
  31                         //      src++;
  32                         if ( *src ) src++;
  33                         if ( *src ) src++;
  34                 }
  35                 else if ( src[0] == '\r' && strip_lf )
  36                         src++;
  37                 else
  38                         *dst++ = *src++;
  39         }
  40         *dst = '\0';
  41
  42         s.resize ( dst-&s[0] );
  43 }