mirror of
https://github.com/matrix-construct/construct
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57b1cd5f6b
Unlike isdigit, IsDigit can safely be applied to 'char's. Arguments to isdigit needs a character cast to 'unsigned char' or EOF.
126 lines
2.2 KiB
C
126 lines
2.2 KiB
C
/*
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* charybdis: an advanced ircd.
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* inline/stringops.h: inlined string operations used in a few places
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*
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* Copyright (c) 2005-2008 charybdis development team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*/
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#ifndef __INLINE_STRINGOPS_H
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#define __INLINE_STRINGOPS_H
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/*
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* strip_colour - remove colour codes from a string
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* -asuffield (?)
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*/
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static inline char *
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strip_colour(char *string)
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{
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char *c = string;
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char *c2 = string;
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char *last_non_space = NULL;
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/* c is source, c2 is target */
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for(; c && *c; c++)
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switch (*c)
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{
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case 3:
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if(IsDigit(c[1]))
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{
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c++;
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if(IsDigit(c[1]))
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c++;
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if(c[1] == ',' && IsDigit(c[2]))
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{
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c += 2;
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if(IsDigit(c[1]))
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c++;
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}
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}
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break;
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case 2:
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case 4:
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case 6:
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case 7:
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case 22:
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case 23:
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case 27:
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case 29:
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case 31:
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break;
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case 32:
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*c2++ = *c;
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break;
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default:
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*c2++ = *c;
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last_non_space = c2;
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break;
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}
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*c2 = '\0';
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if(last_non_space)
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*last_non_space = '\0';
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return string;
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}
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static inline char *
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strip_unprintable(char *string)
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{
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char *c = string;
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char *c2 = string;
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char *last_non_space = NULL;
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/* c is source, c2 is target */
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for(; c && *c; c++)
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switch (*c)
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{
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case 3:
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if(IsDigit(c[1]))
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{
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c++;
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if(IsDigit(c[1]))
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c++;
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if(c[1] == ',' && IsDigit(c[2]))
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{
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c += 2;
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if(IsDigit(c[1]))
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c++;
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}
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}
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break;
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case 32:
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*c2++ = *c;
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break;
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default:
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if (*c < 32)
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break;
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*c2++ = *c;
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last_non_space = c2;
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break;
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}
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*c2 = '\0';
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if(last_non_space)
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*last_non_space = '\0';
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return string;
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}
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#endif
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