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src: add helper functions for reading config files

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Arnaud Ferraris
2021-10-04 19:29:49 +02:00
parent 8ae79fa34c
commit 55ed2dc39c
4 changed files with 116 additions and 0 deletions
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83
src/config.c Normal file
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/*
* Copyright (C) 2020 Arnaud Ferraris <arnaud.ferraris@gmail.com>
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#include "config.h"
#include "toml.h"
gboolean config_get_bool(toml_table_t **config, const gchar *key, gboolean *result)
{
toml_datum_t value = { .ok = 0 };
if (config[EG25_CONFIG_USER])
value = toml_bool_in(config[EG25_CONFIG_USER], key);
if (!value.ok)
value = toml_bool_in(config[EG25_CONFIG_SYS], key);
if (value.ok && result)
*result = value.u.b;
return !!value.ok;
}
gboolean config_get_int(toml_table_t **config, const gchar *key, gint *result)
{
toml_datum_t value = { .ok = 0 };
if (config[EG25_CONFIG_USER])
value = toml_int_in(config[EG25_CONFIG_USER], key);
if (!value.ok)
value = toml_int_in(config[EG25_CONFIG_SYS], key);
if (value.ok && result)
*result = value.u.i;
return !!value.ok;
}
gboolean config_get_uint(toml_table_t **config, const gchar *key, guint *result)
{
gint value;
gboolean found;
found = config_get_int(config, key, &value);
if (found) {
if (value <= 0 || value >= G_MAXUINT) {
g_message("Value out of range for [%s], discarding", key);
found = FALSE;
}
}
if (found && result)
*result = (guint) value;
return found;
}
gboolean config_get_string(toml_table_t **config, const gchar *key, gchar **result)
{
toml_datum_t value = { .ok = 0 };
if (config[EG25_CONFIG_USER])
value = toml_string_in(config[EG25_CONFIG_USER], key);
if (!value.ok)
value = toml_string_in(config[EG25_CONFIG_SYS], key);
if (value.ok && result)
*result = value.u.s;
return !!value.ok;
}
gboolean config_get_array(toml_table_t **config, const gchar *key, toml_array_t **result)
{
toml_array_t *array = NULL;
if (config[EG25_CONFIG_USER])
array = toml_array_in(config[EG25_CONFIG_USER], key);
if (!array)
array = toml_array_in(config[EG25_CONFIG_SYS], key);
if (array && result)
*result = array;
return !!array;
}