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jshn: support using characters in elements that do not conform to shell variable restrictions

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This commit is contained in:
Felix Fietkau 2011-09-11 11:40:22 +02:00
parent dee81b4f79
commit a1a97eb11e
2 changed files with 16 additions and 7 deletions
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15
jshn.c
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@ -150,14 +150,19 @@ static char *get_keys(const char *prefix)
return getenv(keys);
}
static void get_var(const char *prefix, const char *name, char **var, char **type)
static void get_var(const char *prefix, const char **name, char **var, char **type)
{
char *tmpname;
char *tmpname, *varname;
tmpname = alloca(strlen(prefix) + 1 + strlen(name) + 1 + sizeof("TYPE_"));
sprintf(tmpname, "TYPE_%s_%s", prefix, name);
tmpname = alloca(strlen(prefix) + 1 + strlen(*name) + 1 + sizeof("TYPE_"));
sprintf(tmpname, "TYPE_%s_%s", prefix, *name);
*var = getenv(tmpname + 5);
*type = getenv(tmpname);
memcpy(tmpname, "NAME", 4);
varname = getenv(tmpname);
if (varname)
*name = varname;
}
static json_object *jshn_add_objects(json_object *obj, const char *prefix, bool array);
@ -167,7 +172,7 @@ static void jshn_add_object_var(json_object *obj, bool array, const char *prefix
json_object *new;
char *var, *type;
get_var(prefix, name, &var, &type);
get_var(prefix, &name, &var, &type);
if (!var || !type)
return;

8
sh/jshn.sh
View file

@ -19,11 +19,15 @@ json_add_generic() {
local val="$3"
local cur="${4:-$JSON_CUR}"
[ "${cur%%[0-9]*}" = "JSON_ARRAY" ] && {
if [ "${cur%%[0-9]*}" = "JSON_ARRAY" ]; then
eval "local aseq=\"\${SEQ_$cur}\""
var=$(( ${aseq:-0} + 1 ))
export -- "SEQ_$cur=$var"
}
else
local name="$(echo -n "$var" | tr -C '[a-zA-Z_]' _)"
[[ "$name" == "$var" ]] || export -- "NAME_${cur}_${name}=$var"
var="$name"
fi
export -- "${cur}_$var=$val"
export -- "TYPE_${cur}_$var=$type"