Return to mandoc_aux.c CVS log

Up to [cvsweb.bsd.lv] / mandoc

Annotation of mandoc/mandoc_aux.c, Revision 1.6

1.6     ! schwarze    1: /*     $Id: mandoc_aux.c,v 1.5 2015/10/06 18:32:19 schwarze Exp $ */
1.1       schwarze    2: /*
                      3:  * Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
                      4:  * Copyright (c) 2014 Ingo Schwarze <schwarze@openbsd.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 AUTHORS DISCLAIM ALL WARRANTIES
                     11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
                     13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     17:  */
1.3       schwarze   18: #include "config.h"
                     19:
1.1       schwarze   20: #include <sys/types.h>
                     21:
1.6     ! schwarze   22: #include <err.h>
1.1       schwarze   23: #include <stdarg.h>
                     24: #include <stdlib.h>
                     25: #include <stdio.h>
                     26: #include <string.h>
                     27:
                     28: #include "mandoc.h"
                     29: #include "mandoc_aux.h"
                     30:
1.6     ! schwarze   31: #if !HAVE_PROGNAME
        !            32: const char *mandoc_progname;
        !            33: #endif
        !            34:
1.1       schwarze   35: int
                     36: mandoc_asprintf(char **dest, const char *fmt, ...)
                     37: {
                     38:        va_list  ap;
                     39:        int      ret;
                     40:
                     41:        va_start(ap, fmt);
                     42:        ret = vasprintf(dest, fmt, ap);
                     43:        va_end(ap);
                     44:
1.6     ! schwarze   45:        if (ret == -1)
        !            46:                err((int)MANDOCLEVEL_SYSERR, NULL);
1.5       schwarze   47:        return ret;
1.1       schwarze   48: }
                     49:
                     50: void *
                     51: mandoc_calloc(size_t num, size_t size)
                     52: {
                     53:        void    *ptr;
                     54:
                     55:        ptr = calloc(num, size);
1.6     ! schwarze   56:        if (ptr == NULL)
        !            57:                err((int)MANDOCLEVEL_SYSERR, NULL);
1.5       schwarze   58:        return ptr;
1.1       schwarze   59: }
                     60:
                     61: void *
                     62: mandoc_malloc(size_t size)
                     63: {
                     64:        void    *ptr;
                     65:
                     66:        ptr = malloc(size);
1.6     ! schwarze   67:        if (ptr == NULL)
        !            68:                err((int)MANDOCLEVEL_SYSERR, NULL);
1.5       schwarze   69:        return ptr;
1.1       schwarze   70: }
                     71:
                     72: void *
                     73: mandoc_realloc(void *ptr, size_t size)
                     74: {
                     75:
                     76:        ptr = realloc(ptr, size);
1.6     ! schwarze   77:        if (ptr == NULL)
        !            78:                err((int)MANDOCLEVEL_SYSERR, NULL);
1.5       schwarze   79:        return ptr;
1.2       schwarze   80: }
                     81:
                     82: void *
                     83: mandoc_reallocarray(void *ptr, size_t num, size_t size)
                     84: {
                     85:
                     86:        ptr = reallocarray(ptr, num, size);
1.6     ! schwarze   87:        if (ptr == NULL)
        !            88:                err((int)MANDOCLEVEL_SYSERR, NULL);
1.5       schwarze   89:        return ptr;
1.1       schwarze   90: }
                     91:
                     92: char *
                     93: mandoc_strdup(const char *ptr)
                     94: {
                     95:        char    *p;
                     96:
                     97:        p = strdup(ptr);
1.6     ! schwarze   98:        if (ptr == NULL)
        !            99:                err((int)MANDOCLEVEL_SYSERR, NULL);
1.5       schwarze  100:        return p;
1.1       schwarze  101: }
                    102:
                    103: char *
                    104: mandoc_strndup(const char *ptr, size_t sz)
                    105: {
                    106:        char    *p;
                    107:
                    108:        p = mandoc_malloc(sz + 1);
                    109:        memcpy(p, ptr, sz);
                    110:        p[(int)sz] = '\0';
1.5       schwarze  111:        return p;
1.1       schwarze  112: }