From a552fa758f13b29953eb44720f8ec10e13718b89 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <mailroxas@gmail.com>
Date: Thu, 8 Mar 2018 16:52:20 +0200
Subject: stack: Use unsigned char type

---
 src/escpos/stack.rl | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/escpos/stack.rl b/src/escpos/stack.rl
index a051318..5145782 100644
--- a/src/escpos/stack.rl
+++ b/src/escpos/stack.rl
@@ -57,6 +57,7 @@ stack_get_num(const struct stack *stack)
 
 %%{
    machine escpos_stack;
+   alphtype unsigned char;
 
    action stack_num {
       const char *byte = (char*)stack.var.buf.mem.data + stack.var.offset;
@@ -85,8 +86,8 @@ stack_get_num(const struct stack *stack)
    }
 
    NUL = 0x00;
-   TEXT = 32..127;
+   TEXT = (32..244 - 192..193);
 
-   stack_num = -128..127 >begin_num $store %stack_num;
+   stack_num = 0..255 >begin_num $store %stack_num;
    stack_str = TEXT* $store >begin_str :>> NUL %stack_str;
 }%%
-- 
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