X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=libsrc%2Fcommon%2Fungetc.s;h=386c450a8ee1dbbb4c52ec7be9086bc912113226;hb=f16516047a551319c82debd339ded8bc2b587212;hp=590d2d671a3c3584b9aa83af77b86ef0f82199c1;hpb=dc16edb6b22397529733fdc22e90959b7c61a6cd;p=cc65

diff --git a/libsrc/common/ungetc.s b/libsrc/common/ungetc.s
index 590d2d671..386c450a8 100644
--- a/libsrc/common/ungetc.s
+++ b/libsrc/common/ungetc.s
@@ -31,15 +31,15 @@
 
 ; c must be in char range
 
-        tax
+        txa
         bne     error
 
 ; Check if the file is open
 
-	ldy  	#_FILE::f_flags
-	lda  	(ptr1),y
-	and  	#_FOPEN		      	; Is the file open?
-       	beq    	error                   ; Branch if no
+        ldy     #_FILE::f_flags
+        lda     (ptr1),y
+        and     #_FOPEN                 ; Is the file open?
+        beq     error                   ; Branch if no
 
 ; Set the pushback flag and reset the end-of-file indicator
 
@@ -68,4 +68,4 @@ error:  lda     #EINVAL
         rts
 
 .endproc
-
+