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/*
* json-utils.h
*
* JSON writing utilities
*
* Copyright © 2021 Deutsches Elektronen-Synchrotron DESY,
* a research centre of the Helmholtz Association.
*
* Authors:
* 2021 Thomas White <taw@physics.org>
*
* This file is part of CrystFEL.
*
* CrystFEL is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* CrystFEL 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 General Public License
* along with CrystFEL. If not, see <http://www.gnu.org/licenses/>.
*
*/
static void write_float(FILE *fh, int comma, const char *name, float val)
{
const char *cs = comma ? "," : "";
if ( isnan(val) || isinf(val) ) {
fprintf(fh, " \"%s\": null%s\n", name, cs);
} else if ( val > 0.0001 ) {
fprintf(fh, " \"%s\": %f%s\n", name, val, cs);
} else {
fprintf(fh, " \"%s\": %e%s\n", name, val, cs);
}
}
static void write_bool(FILE *fh, int comma, const char *name, int val)
{
fprintf(fh, " \"%s\": %s%s\n",
name, val?"true":"false", comma?",":"");
}
static void write_int(FILE *fh, int comma, const char *name, int val)
{
fprintf(fh, " \"%s\": %i%s\n", name, val, comma?",":"");
}
static void write_str(FILE *fh, int comma, const char *name, const char *val)
{
fprintf(fh, " \"%s\": \"%s\"%s\n", name, val, comma?",":"");
}
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