libphobos/libdruntime/core/stdc/ctype.d

   1 /**
   2  * D header file for C99.
   3  *
   4  * $(C_HEADER_DESCRIPTION pubs.opengroup.org/onlinepubs/009695399/basedefs/_ctype.h.html, _ctype.h)
   5  *
   6  * Copyright: Copyright Sean Kelly 2005 - 2009.
   7  * License: Distributed under the
   8  *      $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost Software License 1.0).
   9  *    (See accompanying file LICENSE)
  10  * Authors:   Sean Kelly
  11  * Source:    $(DRUNTIMESRC core/stdc/_ctype.d)
  12  * Standards: ISO/IEC 9899:1999 (E)
  13  */
  14
  15 module core.stdc.ctype;
  16
  17 extern (C):
  18 @trusted: // All of these operate on integers only.
  19 nothrow:
  20 @nogc:
  21
  22     ///
  23 pure int isalnum(int c);
  24 ///
  25 pure int isalpha(int c);
  26 ///
  27 pure int isblank(int c);
  28 ///
  29 pure int iscntrl(int c);
  30 ///
  31 pure int isdigit(int c);
  32 ///
  33 pure int isgraph(int c);
  34 ///
  35 pure int islower(int c);
  36 ///
  37 pure int isprint(int c);
  38 ///
  39 pure int ispunct(int c);
  40 ///
  41 pure int isspace(int c);
  42 ///
  43 pure int isupper(int c);
  44 ///
  45 pure int isxdigit(int c);
  46 ///
  47 pure int tolower(int c);
  48 ///
  49 pure int toupper(int c);