4 * Copyright 2003 Dimitrie O. Paun
5 * Copyright 2003 Ferenc Wagner
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
27 void *xmalloc (size_t len)
29 void *p = malloc (len);
31 if (!p) report (R_FATAL, "Out of memory.");
35 void *xrealloc (void *op, size_t len)
37 void *p = realloc (op, len);
39 if (len && !p) report (R_FATAL, "Out of memory.");
43 char *xstrdup( const char *str )
45 char *res = strdup( str );
46 if (!res) report (R_FATAL, "Out of memory.");
50 static char *vstrfmtmake (size_t *lenp, const char *fmt, va_list ap)
59 n = vsnprintf (p, size, fmt, ap);
60 if (n < 0) size *= 2; /* Windows */
61 else if ((unsigned)n >= size) size = n+1; /* glibc */
63 q = realloc (p, size);
74 char *vstrmake (size_t *lenp, va_list ap)
78 fmt = va_arg (ap, const char*);
79 return vstrfmtmake (lenp, fmt, ap);
82 char *strmake (size_t *lenp, ...)
88 p = vstrmake (lenp, ap);
89 if (!p) report (R_FATAL, "Out of memory.");
94 void xprintf (const char *fmt, ...)
102 buffer = vstrfmtmake (&size, fmt, ap);
105 while ((written = write (1, head, size)) != size) {
107 report (R_FATAL, "Can't write logs: %d", errno);
117 return (('a'<=c && c<='z') ||
118 ('A'<=c && c<='Z') ||
119 ('0'<=c && c<='9') ||
124 findbadtagchar (const char *tag)
127 if (goodtagchar (*tag)) tag++;