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Annotation of embedaddon/libiconv/lib/genaliases2.c, revision 1.1

1.1     ! misho       1: /* Copyright (C) 1999-2003, 2005, 2008 Free Software Foundation, Inc.
        !             2:    This file is part of the GNU LIBICONV Library.
        !             3: 
        !             4:    The GNU LIBICONV Library is free software; you can redistribute it
        !             5:    and/or modify it under the terms of the GNU Library General Public
        !             6:    License as published by the Free Software Foundation; either version 2
        !             7:    of the License, or (at your option) any later version.
        !             8: 
        !             9:    The GNU LIBICONV Library is distributed in the hope that it will be
        !            10:    useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            11:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
        !            12:    Library General Public License for more details.
        !            13: 
        !            14:    You should have received a copy of the GNU Library General Public
        !            15:    License along with the GNU LIBICONV Library; see the file COPYING.LIB.
        !            16:    If not, write to the Free Software Foundation, Inc., 51 Franklin Street,
        !            17:    Fifth Floor, Boston, MA 02110-1301, USA.  */
        !            18: 
        !            19: /* Creates the aliases2.h table. */
        !            20: 
        !            21: #include <stdio.h>
        !            22: #include <stdlib.h>
        !            23: 
        !            24: static unsigned int counter = 0;
        !            25: 
        !            26: static void emit_alias (FILE* out1, const char* tag, const char* alias, const char* c_name)
        !            27: {
        !            28:   fprintf(out1,"  S(%s_%u, \"",tag,counter);
        !            29:   /* Output alias in upper case. */
        !            30:   {
        !            31:     const char* s = alias;
        !            32:     for (; *s; s++) {
        !            33:       unsigned char c = * (unsigned char *) s;
        !            34:       if (c >= 0x80)
        !            35:         exit(1);
        !            36:       if (c >= 'a' && c <= 'z')
        !            37:         c -= 'a'-'A';
        !            38:       putc(c, out1);
        !            39:     }
        !            40:   }
        !            41:   fprintf(out1,"\", ei_%s )\n", c_name);
        !            42:   counter++;
        !            43: }
        !            44: 
        !            45: static void emit_encoding (FILE* out1, FILE* out2, const char* tag, const char* const* names, size_t n, const char* c_name)
        !            46: {
        !            47:   fprintf(out2,"  (int)(long)&((struct stringpool2_t *)0)->stringpool_%s_%u,\n",tag,counter);
        !            48:   for (; n > 0; names++, n--)
        !            49:     emit_alias(out1, tag, *names, c_name);
        !            50: }
        !            51: 
        !            52: int main (int argc, char* argv[])
        !            53: {
        !            54:   const char * tag = (argc > 1 ? argv[1] : "xxx");
        !            55:   FILE * stdout2 = fdopen(3, "w");
        !            56:   if (stdout2 == NULL)
        !            57:     exit(1);
        !            58: #define DEFENCODING(xxx_names,xxx,xxx_ifuncs1,xxx_ifuncs2,xxx_ofuncs1,xxx_ofuncs2) \
        !            59:   {                                                           \
        !            60:     static const char* const names[] = BRACIFY xxx_names;     \
        !            61:     emit_encoding(stdout,stdout2,tag,names,sizeof(names)/sizeof(names[0]),#xxx); \
        !            62:   }
        !            63: #define BRACIFY(...) { __VA_ARGS__ }
        !            64: #define DEFALIAS(xxx_alias,xxx) emit_alias(stdout,tag,xxx_alias,#xxx);
        !            65: #ifdef USE_AIX
        !            66: #include "encodings_aix.def"
        !            67: #endif
        !            68: #ifdef USE_OSF1
        !            69: #include "encodings_osf1.def"
        !            70: #endif
        !            71: #ifdef USE_DOS
        !            72: #include "encodings_dos.def"
        !            73: #endif
        !            74: #ifdef USE_EXTRA
        !            75: #include "encodings_extra.def"
        !            76: #endif
        !            77: #undef DEFALIAS
        !            78: #undef BRACIFY
        !            79: #undef DEFENCODING
        !            80:   if (ferror(stdout) || fclose(stdout) || ferror(stdout2) || fclose(stdout2))
        !            81:     exit(1);
        !            82:   exit(0);
        !            83: }