Annotation of embedaddon/sudo/common/fmt_string.c, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (c) 2010-2011 Todd C. Miller <Todd.Miller@courtesan.com>
        !             3:  *
        !             4:  * Permission to use, copy, modify, and distribute this software for any
        !             5:  * purpose with or without fee is hereby granted, provided that the above
        !             6:  * copyright notice and this permission notice appear in all copies.
        !             7:  *
        !             8:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
        !             9:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
        !            10:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
        !            11:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
        !            12:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
        !            13:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
        !            14:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
        !            15:  */
        !            16: 
        !            17: #include <config.h>
        !            18: 
        !            19: #include <sys/types.h>
        !            20: #include <sys/param.h>
        !            21: 
        !            22: #include <stdio.h>
        !            23: #ifdef STDC_HEADERS
        !            24: # include <stdlib.h>
        !            25: # include <stddef.h>
        !            26: #else
        !            27: # ifdef HAVE_STDLIB_H
        !            28: #  include <stdlib.h>
        !            29: # endif
        !            30: #endif /* STDC_HEADERS */
        !            31: #ifdef HAVE_STRING_H
        !            32: # if defined(HAVE_MEMORY_H) && !defined(STDC_HEADERS)
        !            33: #  include <memory.h>
        !            34: # endif
        !            35: # include <string.h>
        !            36: #endif /* HAVE_STRING_H */
        !            37: #ifdef HAVE_STRINGS_H
        !            38: # include <strings.h>
        !            39: #endif /* HAVE_STRINGS_H */
        !            40: 
        !            41: #include "missing.h"
        !            42: 
        !            43: /*
        !            44:  * Allocate storage for a name=value string and return it.
        !            45:  */
        !            46: char *
        !            47: fmt_string(const char *var, const char *val)
        !            48: {
        !            49:     size_t var_len = strlen(var);
        !            50:     size_t val_len = strlen(val);
        !            51:     char *cp, *str;
        !            52: 
        !            53:     cp = str = malloc(var_len + 1 + val_len + 1);
        !            54:        if (str != NULL) {
        !            55:        memcpy(cp, var, var_len);
        !            56:        cp += var_len;
        !            57:        *cp++ = '=';
        !            58:        memcpy(cp, val, val_len);
        !            59:        cp += val_len;
        !            60:        *cp = '\0';
        !            61:     }
        !            62: 
        !            63:     return str;
        !            64: }

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