lammps/unittest/force-styles/yaml_writer.cpp

114 lines
4.6 KiB
C++

/* ----------------------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
http://lammps.sandia.gov, Sandia National Laboratories
Steve Plimpton, sjplimp@sandia.gov
Copyright (2003) Sandia Corporation. Under the terms of Contract
DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
certain rights in this software. This software is distributed under
the GNU General Public License.
See the README file in the top-level LAMMPS directory.
------------------------------------------------------------------------- */
#include "yaml_writer.h"
#include "yaml.h"
#include <cstdio>
#include <string>
YamlWriter::YamlWriter(const char *outfile)
{
yaml_emitter_initialize(&emitter);
fp = fopen(outfile, "w");
if (!fp) {
perror(__FILE__);
return;
}
yaml_emitter_set_output_file(&emitter, fp);
yaml_stream_start_event_initialize(&event, YAML_UTF8_ENCODING);
yaml_emitter_emit(&emitter, &event);
yaml_document_start_event_initialize(&event, NULL, NULL, NULL, 0);
yaml_emitter_emit(&emitter, &event);
yaml_mapping_start_event_initialize(&event, NULL, (yaml_char_t *)YAML_MAP_TAG, 1,
YAML_ANY_MAPPING_STYLE);
yaml_emitter_emit(&emitter, &event);
}
YamlWriter::~YamlWriter()
{
yaml_mapping_end_event_initialize(&event);
yaml_emitter_emit(&emitter, &event);
yaml_document_end_event_initialize(&event, 0);
yaml_emitter_emit(&emitter, &event);
yaml_stream_end_event_initialize(&event);
yaml_emitter_emit(&emitter, &event);
yaml_emitter_delete(&emitter);
fclose(fp);
}
void YamlWriter::emit(const std::string &key, const double value)
{
yaml_scalar_event_initialize(&event, NULL, (yaml_char_t *)YAML_STR_TAG,
(yaml_char_t *)key.c_str(), key.size(), 1, 0,
YAML_PLAIN_SCALAR_STYLE);
yaml_emitter_emit(&emitter, &event);
char buf[256];
snprintf(buf, 256, "%.15g", value);
yaml_scalar_event_initialize(&event, NULL, (yaml_char_t *)YAML_STR_TAG, (yaml_char_t *)buf,
strlen(buf), 1, 0, YAML_PLAIN_SCALAR_STYLE);
yaml_emitter_emit(&emitter, &event);
}
void YamlWriter::emit(const std::string &key, const long value)
{
yaml_scalar_event_initialize(&event, NULL, (yaml_char_t *)YAML_STR_TAG,
(yaml_char_t *)key.c_str(), key.size(), 1, 0,
YAML_PLAIN_SCALAR_STYLE);
yaml_emitter_emit(&emitter, &event);
char buf[256];
snprintf(buf, 256, "%ld", value);
yaml_scalar_event_initialize(&event, NULL, (yaml_char_t *)YAML_STR_TAG, (yaml_char_t *)buf,
strlen(buf), 1, 0, YAML_PLAIN_SCALAR_STYLE);
yaml_emitter_emit(&emitter, &event);
}
void YamlWriter::emit(const std::string &key, const int value)
{
yaml_scalar_event_initialize(&event, NULL, (yaml_char_t *)YAML_STR_TAG,
(yaml_char_t *)key.c_str(), key.size(), 1, 0,
YAML_PLAIN_SCALAR_STYLE);
yaml_emitter_emit(&emitter, &event);
char buf[256];
snprintf(buf, 256, "%d", value);
yaml_scalar_event_initialize(&event, NULL, (yaml_char_t *)YAML_STR_TAG, (yaml_char_t *)buf,
strlen(buf), 1, 0, YAML_PLAIN_SCALAR_STYLE);
yaml_emitter_emit(&emitter, &event);
}
void YamlWriter::emit(const std::string &key, const std::string &value)
{
yaml_scalar_event_initialize(&event, NULL, (yaml_char_t *)YAML_STR_TAG,
(yaml_char_t *)key.c_str(), key.size(), 1, 0,
YAML_PLAIN_SCALAR_STYLE);
yaml_emitter_emit(&emitter, &event);
yaml_scalar_event_initialize(&event, NULL, (yaml_char_t *)YAML_STR_TAG,
(yaml_char_t *)value.c_str(), value.size(), 1, 0,
YAML_PLAIN_SCALAR_STYLE);
yaml_emitter_emit(&emitter, &event);
}
void YamlWriter::emit_block(const std::string &key, const std::string &value)
{
yaml_scalar_event_initialize(&event, NULL, (yaml_char_t *)YAML_STR_TAG,
(yaml_char_t *)key.c_str(), key.size(), 1, 0,
YAML_PLAIN_SCALAR_STYLE);
yaml_emitter_emit(&emitter, &event);
yaml_scalar_event_initialize(&event, NULL, (yaml_char_t *)YAML_STR_TAG,
(yaml_char_t *)value.c_str(), value.size(), 1, 0,
YAML_LITERAL_SCALAR_STYLE);
yaml_emitter_emit(&emitter, &event);
}