:art: Do not use asprintf

diff --git a/src/parse/func.c b/src/parse/func.c
index 702fa447e69734d4f9fdc45818673c336933b6e2..63b33ba04cf80ea54fa8f0933093321dcc227848 100644 (file)
--- a/src/parse/func.c
+++ b/src/parse/func.c
@@ -48,11 +48,14 @@ ANN Func get_func(const Env env, const Func_Def def) {
 
 ANN2(1,2) Symbol func_symbol(const Env env, const m_str nspc, const m_str base,
     const m_str tmpl, const m_uint i) {
-  char* name;
-  CHECK_BO(asprintf(&name, "%s%s%s%s@%" UINT_F "@%s",
+  const size_t base_len = strlen(base);
+  const size_t tmpl_len = !tmpl ? 0 : strlen(tmpl) + 2;
+  const size_t nspc_len = strlen(nspc);
+  const size_t idx_len = num_digit(i);
+  const size_t len = base_len + tmpl_len + nspc_len + idx_len + 2;
+  char name[len + 1];
+  CHECK_BO(sprintf(name, "%s%s%s%s@%" UINT_F "@%s",
     base, !tmpl ? "" : "<", !tmpl ? "" : tmpl, !tmpl ? "" : ">",
     i, nspc))
-  const Symbol sym = insert_symbol(env->gwion->st, name);
-  free(name);
-  return sym;
+  return insert_symbol(env->gwion->st, name);
 }