152 lines
3.6 KiB
C
152 lines
3.6 KiB
C
/* Copyright (c) 2013, Vsevolod Stakhov
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <sys/mman.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <time.h>
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#ifdef __APPLE__
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#ifdef HAVE_MACH_MACH_TIME_H
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#include <mach/mach_time.h>
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#endif
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#endif
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#include "ucl.h"
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static double
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get_ticks (void)
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{
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double res;
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#ifdef __APPLE__
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res = mach_absolute_time () / 1000000000.;
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#else
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struct timespec ts;
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clock_gettime (CLOCK_MONOTONIC, &ts);
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res = (double)ts.tv_sec + ts.tv_nsec / 1000000000.;
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#endif
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return res;
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}
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int
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main (int argc, char **argv)
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{
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void *map;
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struct ucl_parser *parser;
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ucl_object_t *obj;
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int fin;
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unsigned char *emitted;
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struct stat st;
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const char *fname_in = NULL;
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int ret = 0;
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double start, end, seconds;
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switch (argc) {
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case 2:
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fname_in = argv[1];
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break;
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}
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fin = open (fname_in, O_RDONLY);
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if (fin == -1) {
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perror ("open failed");
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exit (EXIT_FAILURE);
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}
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parser = ucl_parser_new (UCL_PARSER_ZEROCOPY);
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(void)fstat (fin, &st);
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map = mmap (NULL, st.st_size, PROT_READ, MAP_SHARED, fin, 0);
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if (map == MAP_FAILED) {
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perror ("mmap failed");
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exit (EXIT_FAILURE);
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}
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close (fin);
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start = get_ticks ();
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ucl_parser_add_chunk (parser, map, st.st_size);
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obj = ucl_parser_get_object (parser);
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end = get_ticks ();
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seconds = end - start;
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printf ("ucl: parsed input in %.4f seconds\n", seconds);
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if (ucl_parser_get_error(parser)) {
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printf ("Error occurred: %s\n", ucl_parser_get_error(parser));
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ret = 1;
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goto err;
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}
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start = get_ticks ();
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emitted = ucl_object_emit (obj, UCL_EMIT_CONFIG);
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end = get_ticks ();
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seconds = end - start;
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printf ("ucl: emitted config in %.4f seconds\n", seconds);
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free (emitted);
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start = get_ticks ();
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emitted = ucl_object_emit (obj, UCL_EMIT_JSON);
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end = get_ticks ();
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seconds = end - start;
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printf ("ucl: emitted json in %.4f seconds\n", seconds);
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free (emitted);
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start = get_ticks ();
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emitted = ucl_object_emit (obj, UCL_EMIT_JSON_COMPACT);
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end = get_ticks ();
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seconds = end - start;
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printf ("ucl: emitted compact json in %.4f seconds\n", seconds);
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free (emitted);
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start = get_ticks ();
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emitted = ucl_object_emit (obj, UCL_EMIT_YAML);
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end = get_ticks ();
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seconds = end - start;
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printf ("ucl: emitted yaml in %.4f seconds\n", seconds);
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free (emitted);
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ucl_parser_free (parser);
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ucl_object_unref (obj);
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err:
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munmap (map, st.st_size);
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return ret;
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}
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