src/mem.h

   1 #ifndef __MEM_H
   2 #define __MEM_H
   3
   4 #if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
   5 #   include <string.h>
   6     /* An ANSI string.h and pre-ANSI memory.h might conflict */
   7 #   if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H)
   8 #       include <memory.h>
   9 #   endif /* not STDC_HEADERS and HAVE_MEMORY_H */
  10
  11 #   ifndef index
  12 #       define index strchr
  13 #   endif
  14
  15 #   ifndef rindex
  16 #       define rindex strrchr
  17 #   endif
  18
  19 #   undef bcopy
  20 #   define bcopy(s,d,n) memcpy ((d), (s), (n))
  21
  22 #   undef bcmp
  23 #   define bcmp(s1,s2,n) memcmp ((s1), (s2), (n))
  24
  25 #   undef bzero
  26 #   define bzero(s,n) memset ((s), 0, (n))
  27
  28 #else /* not STDC_HEADERS and not HAVE_STRING_H */
  29 #   include <strings.h>
  30     /* memory and strings.h conflict on other systems */
  31 #endif /* not STDC_HEADERS and not HAVE_STRING_H */
  32 #endif  /* __MEM_H */
  33