2 * Copyright (c) 2016, Olivier MATZ <zer0@droids-corp.org>
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the University of California, Berkeley nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 #include <ecoli_assert.h>
34 #include <ecoli_malloc.h>
35 #include <ecoli_string.h>
37 /* count the number of identical chars at the beginning of 2 strings */
38 size_t ec_strcmp_count(const char *s1, const char *s2)
42 while (s1[i] && s2[i] && s1[i] == s2[i])
48 int ec_str_startswith(const char *s, const char *beginning)
52 len = ec_strcmp_count(s, beginning);
53 if (beginning[len] == '\0')
59 int ec_vasprintf(char **buf, const char *fmt, va_list ap)
67 ret = vsnprintf(&dummy, 1, fmt, aq);
73 *buf = ec_malloc(buflen);
78 ret = vsnprintf(*buf, buflen, fmt, aq);
81 ec_assert_print(ret < buflen, "invalid return value for vsnprintf");
91 int ec_asprintf(char **buf, const char *fmt, ...)
97 ret = ec_vasprintf(buf, fmt, ap);