GCOV - Varnish Cache


/*-
 * Copyright (c) 2019 Varnish Software AS
 * All rights reserved.
 *
 * Author: Poul-Henning Kamp <phk@phk.freebsd.dk>
 * Author: Dridi Boukelmoune <dridi.boukelmoune@gmail.com>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 */

#include "config.h"

#include <errno.h>
#include <limits.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h> /* for MUSL (ssize_t) */

#include "vdef.h"
#include "miniobj.h"

#include "vas.h"
#include "vsb.h"
#include "vte.h"

#define MINSEP 1
#define MAXSEP 3

struct vte {
        unsigned        magic;
#define VTE_MAGIC       0xedf42b97
        struct vsb      *vsb;
        int             c_off;          /* input char offset */
        int             l_sz;           /* input line size */
        int             l_maxsz;        /* maximum input line size */
        int             o_sz;           /* output sz */
        int             o_sep;          /* output field separators */
        int             f_off;          /* input field offset */
        int             f_sz;           /* input field size */
        int             f_cnt;          /* actual number of fields */
        int             f_maxcnt;       /* maximum number of fields */
        int             f_maxsz[]
            v_counted_by_(f_maxcnt);    /* maximum size per field */
};

struct vte *
VTE_new(int maxfields, int width)
{
        struct vte *vte;

        assert(maxfields > 0);
        assert(width > 0);

        ALLOC_FLEX_OBJ(vte, f_maxsz, maxfields, VTE_MAGIC);
        if (vte != NULL) {
                vte->o_sz = width;
                vte->f_maxcnt = maxfields;
                vte->vsb = VSB_new_auto();
                AN(vte->vsb);
        }
        return (vte);
}

void
VTE_destroy(struct vte **vtep)
{
        struct vte *vte;

        TAKE_OBJ_NOTNULL(vte, vtep, VTE_MAGIC);
        AN(vte->vsb);
        VSB_destroy(&vte->vsb);
        FREE_OBJ(vte);
}

static int
vte_update(struct vte *vte)
{
        const char *p, *q;
        int len, fno;

        AZ(vte->o_sep);

        len = VSB_len(vte->vsb);
        assert(len >= vte->c_off);

        p = vte->vsb->s_buf + vte->c_off;
        q = vte->vsb->s_buf + len;
        for (; p < q; p++) {
                if (vte->f_off < 0) {
                        while (p < q && *p != '\n')
                                p++;
                }
                if (vte->l_sz == 0 && *p == ' ') {
                        vte->f_off = -1;
                        continue;
                }
                if (vte->f_off >= 0 && vte->f_sz == 0 && *p == '\v')
                        p++;
                if (*p == '\t' || *p == '\n') {
                        fno = vte->f_off;
                        if (fno >= 0 && vte->f_sz > vte->f_maxsz[fno])
                                vte->f_maxsz[fno] = vte->f_sz;
                        fno++;
                        assert(fno <= vte->f_maxcnt);
                        if (*p == '\t' && fno == vte->f_maxcnt) {
                                errno = EOVERFLOW;
                                vte->o_sep = -1;
                                return (-1);
                        }
                        vte->f_off = fno;
                        vte->f_sz = 0;
                }
                if (*p == '\n') {
                        vte->f_cnt = vmax(vte->f_cnt, vte->f_off);
                        vte->l_maxsz = vmax(vte->l_maxsz, vte->l_sz);
                        vte->f_off = 0;
                        vte->f_sz = 0;
                        vte->l_sz = 0;
                } else if (*p != '\t') {
                        vte->f_sz++;
                        vte->l_sz++;
                }
        }

        vte->c_off = len;
        return (0);
}

int
VTE_putc(struct vte *vte, char c)
{

        CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);
        AN(c);

        if (vte->o_sep != 0)
                return (-1);

        if (VSB_putc(vte->vsb, c) < 0) {
                vte->o_sep = -1;
                return (-1);
        }

        return (vte_update(vte));
}

int
VTE_cat(struct vte *vte, const char *s)
{

        CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);
        AN(s);

        if (vte->o_sep != 0)
                return (-1);

        if (VSB_cat(vte->vsb, s) < 0) {
                vte->o_sep = -1;
                return (-1);
        }

        return (vte_update(vte));
}

int
VTE_printf(struct vte *vte, const char *fmt, ...)
{
        va_list ap;
        int res;

        CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);
        AN(fmt);

        if (vte->o_sep != 0)
                return (-1);

        va_start(ap, fmt);
        res = VSB_vprintf(vte->vsb, fmt, ap);
        va_end(ap);

        if (res < 0) {
                vte->o_sep = -1;
                return (-1);
        }

        return (vte_update(vte));
}

int
VTE_finish(struct vte *vte)
{
        int sep;

        CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);

        if (vte->o_sep != 0)
                return (-1);

        if (VSB_finish(vte->vsb) < 0) {
                vte->o_sep = -1;
                return (-1);
        }

        if (vte->f_cnt == 0) {
                vte->o_sep = INT_MAX;
                return (0);
        }

        sep = (vte->o_sz - vte->l_maxsz) / vte->f_cnt;
        vte->o_sep = vlimit_t(int, sep, MINSEP, MAXSEP);
        return (0);
}

#define VTE_FORMAT(func, priv, ...)                     \
        do {                                            \
                if (func(priv, __VA_ARGS__) < 0)        \
                        return (-1);                    \
        } while (0)

int
VTE_dump(const struct vte *vte, VTE_format_f *func, void *priv)
{
        const char *p;

        CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);
        AN(func);

        if (vte->o_sep <= 0)
                return (-1);

        p = VSB_data(vte->vsb);
        AN(p);
        VTE_FORMAT(func, priv, "%s", p);
        return (0);
}

int
VTE_format(const struct vte *vte, VTE_format_f *func, void *priv)
{
        int fno, fsz, nsp, just_left;
        const char *p, *q, *sep;

        CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);
        AN(func);

        if (vte->o_sep <= 0)
                return (-1);

        nsp = vte->o_sep;
        p = VSB_data(vte->vsb);
        AN(p);
        q = p;

        fno = 0;
        sep = "";
        just_left = 0;
        while (*p != 0) {
                if (*p == '\v') {
                        if (p > q) {
                                VTE_FORMAT(func, priv, "%.*s%s",
                                    (int)((p - 1) - q), q, sep);
                        }
                        q = ++p;
                        just_left = 1;
                }
                if (!just_left && fno == 0 && *p == ' ')
                        fsz = strcspn(p, "\n");
                else
                        fsz = strcspn(p, "\t\n");
                p += fsz;
                if (*p == '\t') {
                        assert(vte->f_maxsz[fno] + nsp > fsz);
                        if (just_left) {
                                VTE_FORMAT(func, priv, "%*s%.*s%*s",
                                    vte->f_maxsz[fno] - fsz, "",
                                    (int)(p - q), q,
                                    nsp, "");
                                just_left = 0;
                        } else {
                                VTE_FORMAT(func, priv, "%.*s%*s",
                                    (int)(p - q), q,
                                    vte->f_maxsz[fno] + nsp - fsz, "");
                        }
                        fno++;
                        q = ++p;
                        sep = "";
                } else if (*p == '\n') {
                        fno = 0;
                        p++;
                        sep = "\n";
                }
        }

        if (q < p)
                VTE_FORMAT(func, priv, "%s", q);
        return (0);
}

#ifdef TEST_DRIVER

#include <stdio.h>

static const char *test_vte =
    "name\tref\tcomment\n"
    "foo\t\v1\tthe foo\n"
    "bar\t\v10\tthe bars\n"
    "baz\t\v0\t\n"
    "\v0\t\v0\t\n"
    "qux\t\v-1\tno eol";

static const char *test_fmt =
    "name  ref  comment\n"
    "foo     1  the foo\n"
    "bar    10  the bars\n"
    "baz     0  \n"
    "   0    0  \n"
    "qux    -1  no eol";

static int
test_vsb_format(void *priv, const char *fmt, ...)
{
        struct vsb *vsb;
        va_list ap;
        int res;

        CAST_OBJ_NOTNULL(vsb, priv, VSB_MAGIC);
        AN(fmt);

        va_start(ap, fmt);
        res = VSB_vprintf(vsb, fmt, ap);
        va_end(ap);

        return (res);
}

int
main(int argc, char **argv)
{
        struct vte *vte;
        struct vsb *vsb;
        int err = 0;

        (void)argc;
        (void)argv;

        vte = VTE_new(3, 20);
        AN(vte);
        AZ(VTE_cat(vte, test_vte));
        AZ(VTE_finish(vte));

        vsb = VSB_new_auto();
        AN(vsb);
        AZ(VTE_format(vte, test_vsb_format, vsb));
        AZ(VSB_finish(vsb));

        assert(vte->o_sep == 2);
        assert(vte->f_maxsz[0] == 4);
        assert(vte->f_maxsz[1] == 3);
        assert(vte->f_maxsz[2] == 8);

        if (strcmp(VSB_data(vsb), test_fmt)) {
                fprintf(stderr,
                    "Error: VTE output mismatch\n"
                    "<<<<<<<\n"
                    "%s\n"
                    "=======\n"
                    "%s\n"
                    ">>>>>>>\n"
                    "FAIL\n",
                    VSB_data(vsb), test_fmt);
                err = 1;
        }

        VSB_destroy(&vsb);
        VTE_destroy(&vte);
        if (!err)
                printf("PASS\n");
        return (err);
}

#endif

		varnish-cache/lib/libvarnish/vte.c
0		/*-
1		* Copyright (c) 2019 Varnish Software AS
2		* All rights reserved.
3		*
4		* Author: Poul-Henning Kamp <phk@phk.freebsd.dk>
5		* Author: Dridi Boukelmoune <dridi.boukelmoune@gmail.com>
6		*
7		* SPDX-License-Identifier: BSD-2-Clause
8		*
9		* Redistribution and use in source and binary forms, with or without
10		* modification, are permitted provided that the following conditions
11		* are met:
12		* 1. Redistributions of source code must retain the above copyright
13		* notice, this list of conditions and the following disclaimer.
14		* 2. Redistributions in binary form must reproduce the above copyright
15		* notice, this list of conditions and the following disclaimer in the
16		* documentation and/or other materials provided with the distribution.
17		*
18		* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19		* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20		* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21		* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
22		* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23		* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24		* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25		* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26		* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27		* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28		* SUCH DAMAGE.
29		*
30		*/
31
32		#include "config.h"
33
34		#include <errno.h>
35		#include <limits.h>
36		#include <stdarg.h>
37		#include <stdlib.h>
38		#include <string.h>
39		#include <sys/types.h> /* for MUSL (ssize_t) */
40
41		#include "vdef.h"
42		#include "miniobj.h"
43
44		#include "vas.h"
45		#include "vsb.h"
46		#include "vte.h"
47
48		#define MINSEP 1
49		#define MAXSEP 3
50
51		struct vte {
52		unsigned magic;
53		#define VTE_MAGIC 0xedf42b97
54		struct vsb *vsb;
55		int c_off; /* input char offset */
56		int l_sz; /* input line size */
57		int l_maxsz; /* maximum input line size */
58		int o_sz; /* output sz */
59		int o_sep; /* output field separators */
60		int f_off; /* input field offset */
61		int f_sz; /* input field size */
62		int f_cnt; /* actual number of fields */
63		int f_maxcnt; /* maximum number of fields */
64		int f_maxsz[]
65		v_counted_by_(f_maxcnt); /* maximum size per field */
66		};
67
68		struct vte *
69	40920	VTE_new(int maxfields, int width)
70		{
71		struct vte *vte;
72
73	40920	assert(maxfields > 0);
74	40920	assert(width > 0);
75
76	40920	ALLOC_FLEX_OBJ(vte, f_maxsz, maxfields, VTE_MAGIC);
77	40920	if (vte != NULL) {
78	40920	vte->o_sz = width;
79	40920	vte->f_maxcnt = maxfields;
80	40920	vte->vsb = VSB_new_auto();
81	40920	AN(vte->vsb);
82	40920	}
83	40920	return (vte);
84		}
85
86		void
87	40920	VTE_destroy(struct vte **vtep)
88		{
89		struct vte *vte;
90
91	40920	TAKE_OBJ_NOTNULL(vte, vtep, VTE_MAGIC);
92	40920	AN(vte->vsb);
93	40920	VSB_destroy(&vte->vsb);
94	40920	FREE_OBJ(vte);
95	40920	}
96
97		static int
98	260180	vte_update(struct vte *vte)
99		{
100		const char p, q;
101		int len, fno;
102
103	260180	AZ(vte->o_sep);
104
105	260180	len = VSB_len(vte->vsb);
106	260180	assert(len >= vte->c_off);
107
108	260180	p = vte->vsb->s_buf + vte->c_off;
109	260180	q = vte->vsb->s_buf + len;
110	5119082	for (; p < q; p++) {
111	4858902	if (vte->f_off < 0) {
112	188960	while (p < q && *p != '\n')
113	186080	p++;
114	2880	}
115	4858902	if (vte->l_sz == 0 && *p == ' ') {
116	2880	vte->f_off = -1;
117	2880	continue;
118		}
119	4856022	if (vte->f_off >= 0 && vte->f_sz == 0 && *p == '\v')
120	6830	p++;
121	4856022	if (p == '\t' \|\| p == '\n') {
122	492270	fno = vte->f_off;
123	492270	if (fno >= 0 && vte->f_sz > vte->f_maxsz[fno])
124	310677	vte->f_maxsz[fno] = vte->f_sz;
125	492270	fno++;
126	492270	assert(fno <= vte->f_maxcnt);
127	492270	if (*p == '\t' && fno == vte->f_maxcnt) {
128	0	errno = EOVERFLOW;
129	0	vte->o_sep = -1;
130	0	return (-1);
131		}
132	492270	vte->f_off = fno;
133	492270	vte->f_sz = 0;
134	492270	}
135	4856022	if (*p == '\n') {
136	101430	vte->f_cnt = vmax(vte->f_cnt, vte->f_off);
137	101430	vte->l_maxsz = vmax(vte->l_maxsz, vte->l_sz);
138	101430	vte->f_off = 0;
139	101430	vte->f_sz = 0;
140	101430	vte->l_sz = 0;
141	4856022	} else if (*p != '\t') {
142	4363752	vte->f_sz++;
143	4363752	vte->l_sz++;
144	4363752	}
145	4856022	}
146
147	260180	vte->c_off = len;
148	260180	return (0);
149	260180	}
150
151		int
152	0	VTE_putc(struct vte *vte, char c)
153		{
154
155	0	CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);
156	0	AN(c);
157
158	0	if (vte->o_sep != 0)
159	0	return (-1);
160
161	0	if (VSB_putc(vte->vsb, c) < 0) {
162	0	vte->o_sep = -1;
163	0	return (-1);
164		}
165
166	0	return (vte_update(vte));
167	0	}
168
169		int
170	109310	VTE_cat(struct vte vte, const char s)
171		{
172
173	109310	CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);
174	109310	AN(s);
175
176	109310	if (vte->o_sep != 0)
177	0	return (-1);
178
179	109310	if (VSB_cat(vte->vsb, s) < 0) {
180	0	vte->o_sep = -1;
181	0	return (-1);
182		}
183
184	109310	return (vte_update(vte));
185	109310	}
186
187		int
188	150870	VTE_printf(struct vte vte, const char fmt, ...)
189		{
190		va_list ap;
191		int res;
192
193	150870	CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);
194	150870	AN(fmt);
195
196	150870	if (vte->o_sep != 0)
197	0	return (-1);
198
199	150870	va_start(ap, fmt);
200	150870	res = VSB_vprintf(vte->vsb, fmt, ap);
201	150870	va_end(ap);
202
203	150870	if (res < 0) {
204	0	vte->o_sep = -1;
205	0	return (-1);
206		}
207
208	150870	return (vte_update(vte));
209	150870	}
210
211		int
212	40920	VTE_finish(struct vte *vte)
213		{
214		int sep;
215
216	40920	CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);
217
218	40920	if (vte->o_sep != 0)
219	0	return (-1);
220
221	40920	if (VSB_finish(vte->vsb) < 0) {
222	0	vte->o_sep = -1;
223	0	return (-1);
224		}
225
226	40920	if (vte->f_cnt == 0) {
227	80	vte->o_sep = INT_MAX;
228	80	return (0);
229		}
230
231	40840	sep = (vte->o_sz - vte->l_maxsz) / vte->f_cnt;
232	40840	vte->o_sep = vlimit_t(int, sep, MINSEP, MAXSEP);
233	40840	return (0);
234	40920	}
235
236		#define VTE_FORMAT(func, priv, ...) \
237		do { \
238		if (func(priv, __VA_ARGS__) < 0) \
239		return (-1); \
240		} while (0)
241
242		int
243	0	VTE_dump(const struct vte vte, VTE_format_f func, void *priv)
244		{
245		const char *p;
246
247	0	CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);
248	0	AN(func);
249
250	0	if (vte->o_sep <= 0)
251	0	return (-1);
252
253	0	p = VSB_data(vte->vsb);
254	0	AN(p);
255	0	VTE_FORMAT(func, priv, "%s", p);
256	0	return (0);
257	0	}
258
259		int
260	40920	VTE_format(const struct vte vte, VTE_format_f func, void *priv)
261		{
262		int fno, fsz, nsp, just_left;
263		const char p, q, *sep;
264
265	40920	CHECK_OBJ_NOTNULL(vte, VTE_MAGIC);
266	40920	AN(func);
267
268	40920	if (vte->o_sep <= 0)
269	0	return (-1);
270
271	40920	nsp = vte->o_sep;
272	40920	p = VSB_data(vte->vsb);
273	40920	AN(p);
274	40920	q = p;
275
276	40920	fno = 0;
277	40920	sep = "";
278	40920	just_left = 0;
279	533230	while (*p != 0) {
280	492310	if (*p == '\v') {
281	6830	if (p > q) {
282	40	VTE_FORMAT(func, priv, "%.*s%s",
283		(int)((p - 1) - q), q, sep);
284	40	}
285	6830	q = ++p;
286	6830	just_left = 1;
287	6830	}
288	492310	if (!just_left && fno == 0 && *p == ' ')
289	2880	fsz = strcspn(p, "\n");
290		else
291	489430	fsz = strcspn(p, "\t\n");
292	492310	p += fsz;
293	492310	if (*p == '\t') {
294	390840	assert(vte->f_maxsz[fno] + nsp > fsz);
295	390840	if (just_left) {
296	6830	VTE_FORMAT(func, priv, "%s%.s%*s",
297		vte->f_maxsz[fno] - fsz, "",
298		(int)(p - q), q,
299		nsp, "");
300	6830	just_left = 0;
301	6830	} else {
302	384010	VTE_FORMAT(func, priv, "%.s%s",
303		(int)(p - q), q,
304		vte->f_maxsz[fno] + nsp - fsz, "");
305		}
306	390840	fno++;
307	390840	q = ++p;
308	390840	sep = "";
309	492310	} else if (*p == '\n') {
310	101430	fno = 0;
311	101430	p++;
312	101430	sep = "\n";
313	101430	}
314		}
315
316	40920	if (q < p)
317	40840	VTE_FORMAT(func, priv, "%s", q);
318	40920	return (0);
319	40920	}
320
321		#ifdef TEST_DRIVER
322
323		#include <stdio.h>
324
325		static const char *test_vte =
326		"name\tref\tcomment\n"
327		"foo\t\v1\tthe foo\n"
328		"bar\t\v10\tthe bars\n"
329		"baz\t\v0\t\n"
330		"\v0\t\v0\t\n"
331		"qux\t\v-1\tno eol";
332
333		static const char *test_fmt =
334		"name ref comment\n"
335		"foo 1 the foo\n"
336		"bar 10 the bars\n"
337		"baz 0 \n"
338		" 0 0 \n"
339		"qux -1 no eol";
340
341		static int
342	560	test_vsb_format(void priv, const char fmt, ...)
343		{
344		struct vsb *vsb;
345		va_list ap;
346		int res;
347
348	560	CAST_OBJ_NOTNULL(vsb, priv, VSB_MAGIC);
349	560	AN(fmt);
350
351	560	va_start(ap, fmt);
352	560	res = VSB_vprintf(vsb, fmt, ap);
353	560	va_end(ap);
354
355	560	return (res);
356		}
357
358		int
359	40	main(int argc, char **argv)
360		{
361		struct vte *vte;
362		struct vsb *vsb;
363	40	int err = 0;
364
365	40	(void)argc;
366	40	(void)argv;
367
368	40	vte = VTE_new(3, 20);
369	40	AN(vte);
370	40	AZ(VTE_cat(vte, test_vte));
371	40	AZ(VTE_finish(vte));
372
373	40	vsb = VSB_new_auto();
374	40	AN(vsb);
375	40	AZ(VTE_format(vte, test_vsb_format, vsb));
376	40	AZ(VSB_finish(vsb));
377
378	40	assert(vte->o_sep == 2);
379	40	assert(vte->f_maxsz[0] == 4);
380	40	assert(vte->f_maxsz[1] == 3);
381	40	assert(vte->f_maxsz[2] == 8);
382
383	40	if (strcmp(VSB_data(vsb), test_fmt)) {
384	0	fprintf(stderr,
385		"Error: VTE output mismatch\n"
386		"<<<<<<<\n"
387		"%s\n"
388		"=======\n"
389		"%s\n"
390		">>>>>>>\n"
391		"FAIL\n",
392	0	VSB_data(vsb), test_fmt);
393	0	err = 1;
394	0	}
395
396	40	VSB_destroy(&vsb);
397	40	VTE_destroy(&vte);
398	40	if (!err)
399	40	printf("PASS\n");
400	40	return (err);
401		}
402
403		#endif