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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1033 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2006-06-19 21:53:48 +00:00
parent dd21f11ded
commit f44ba09265
303 changed files with 2724 additions and 2719 deletions
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90
src/polypcore/tokenizer.c
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@ -1,90 +0,0 @@
/* $Id$ */
/***
This file is part of polypaudio.
polypaudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
polypaudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with polypaudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <assert.h>
#include <stdlib.h>
#include <polyp/xmalloc.h>
#include <polypcore/dynarray.h>
#include <polypcore/gccmacro.h>
#include "tokenizer.h"
struct pa_tokenizer {
pa_dynarray *dynarray;
};
static void token_free(void *p, PA_GCC_UNUSED void *userdata) {
pa_xfree(p);
}
static void parse(pa_dynarray*a, const char *s, unsigned args) {
int infty = 0;
const char delimiter[] = " \t\n\r";
const char *p;
assert(a && s);
if (args == 0)
infty = 1;
p = s+strspn(s, delimiter);
while (*p && (infty || args >= 2)) {
size_t l = strcspn(p, delimiter);
char *n = pa_xstrndup(p, l);
pa_dynarray_append(a, n);
p += l;
p += strspn(p, delimiter);
args--;
}
if (args && *p) {
char *n = pa_xstrdup(p);
pa_dynarray_append(a, n);
}
}
pa_tokenizer* pa_tokenizer_new(const char *s, unsigned args) {
pa_tokenizer *t;
t = pa_xmalloc(sizeof(pa_tokenizer));
t->dynarray = pa_dynarray_new();
assert(t->dynarray);
parse(t->dynarray, s, args);
return t;
}
void pa_tokenizer_free(pa_tokenizer *t) {
assert(t);
pa_dynarray_free(t->dynarray, token_free, NULL);
pa_xfree(t);
}
const char *pa_tokenizer_get(pa_tokenizer *t, unsigned i) {
assert(t);
return pa_dynarray_get(t->dynarray, i);
}