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Annotation of src/usr.bin/tmux/attributes.c, Revision 1.5

1.5     ! nicm        1: /* $OpenBSD: attributes.c,v 1.4 2010/05/14 18:56:21 nicm Exp $ */
1.1       nicm        2:
                      3: /*
                      4:  * Copyright (c) 2009 Joshua Elsasser <josh@elsasser.org>
                      5:  *
                      6:  * Permission to use, copy, modify, and distribute this software for any
                      7:  * purpose with or without fee is hereby granted, provided that the above
                      8:  * copyright notice and this permission notice appear in all copies.
                      9:  *
                     10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
                     15:  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
                     16:  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     17:  */
                     18:
                     19: #include <sys/types.h>
                     20:
                     21: #include <string.h>
                     22:
                     23: #include "tmux.h"
                     24:
                     25: const char *
1.3       nicm       26: attributes_tostring(u_char attr)
1.1       nicm       27: {
                     28:        static char     buf[128];
1.5     ! nicm       29:        size_t          len;
1.1       nicm       30:
1.3       nicm       31:        if (attr == 0)
1.4       nicm       32:                return ("none");
1.1       nicm       33:
1.5     ! nicm       34:        len = xsnprintf(buf, sizeof buf, "%s%s%s%s%s%s%s",
        !            35:                attr & GRID_ATTR_BRIGHT ? "bright," : "",
        !            36:                attr & GRID_ATTR_DIM ? "dim," : "",
        !            37:                attr & GRID_ATTR_UNDERSCORE ? "underscore," : "",
        !            38:                attr & GRID_ATTR_BLINK ? "blink," : "",
        !            39:                attr & GRID_ATTR_REVERSE ? "reverse," : "",
        !            40:                attr & GRID_ATTR_HIDDEN ? "hidden," : "",
        !            41:                attr & GRID_ATTR_ITALICS ? "italics," : "");
        !            42:        if (len > 0)
        !            43:                buf[len - 1] = '\0';
1.1       nicm       44:
                     45:        return (buf);
                     46: }
                     47:
                     48: int
                     49: attributes_fromstring(const char *str)
                     50: {
                     51:        const char      delimiters[] = " ,|";
1.3       nicm       52:        u_char          attr;
1.1       nicm       53:        size_t          end;
                     54:
                     55:        if (*str == '\0' || strcspn(str, delimiters) == 0)
                     56:                return (-1);
                     57:        if (strchr(delimiters, str[strlen(str) - 1]) != NULL)
                     58:                return (-1);
                     59:
1.4       nicm       60:        if (strcasecmp(str, "default") == 0 || strcasecmp(str, "none") == 0)
1.1       nicm       61:                return (0);
                     62:
1.3       nicm       63:        attr = 0;
1.1       nicm       64:        do {
                     65:                end = strcspn(str, delimiters);
                     66:                if ((end == 6 && strncasecmp(str, "bright", end) == 0) ||
                     67:                    (end == 4 && strncasecmp(str, "bold", end) == 0))
1.3       nicm       68:                        attr |= GRID_ATTR_BRIGHT;
1.1       nicm       69:                else if (end == 3 && strncasecmp(str, "dim", end) == 0)
1.3       nicm       70:                        attr |= GRID_ATTR_DIM;
1.1       nicm       71:                else if (end == 10 && strncasecmp(str, "underscore", end) == 0)
1.3       nicm       72:                        attr |= GRID_ATTR_UNDERSCORE;
1.1       nicm       73:                else if (end == 5 && strncasecmp(str, "blink", end) == 0)
1.3       nicm       74:                        attr |= GRID_ATTR_BLINK;
1.1       nicm       75:                else if (end == 7 && strncasecmp(str, "reverse", end) == 0)
1.3       nicm       76:                        attr |= GRID_ATTR_REVERSE;
1.1       nicm       77:                else if (end == 6 && strncasecmp(str, "hidden", end) == 0)
1.3       nicm       78:                        attr |= GRID_ATTR_HIDDEN;
1.1       nicm       79:                else if (end == 7 && strncasecmp(str, "italics", end) == 0)
1.3       nicm       80:                        attr |= GRID_ATTR_ITALICS;
1.1       nicm       81:                else
                     82:                        return (-1);
                     83:                str += end + strspn(str + end, delimiters);
                     84:        } while (*str != '\0');
                     85:
1.3       nicm       86:        return (attr);
1.1       nicm       87: }