From: Alan Cox <alan@etchedpixels.co.uk>
Date: Fri, 28 Nov 2014 22:27:17 +0000 (+0000)
Subject: devio: tty queue functions are really unsigned char
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=2c82a04573cd7bd11f7e064757fcd7334126ab18;p=FUZIX.git

devio: tty queue functions are really unsigned char

gcc cares so quieten it down
---

diff --git a/Kernel/devio.c b/Kernel/devio.c
index ae58ab8d..bbcc5bc2 100644
--- a/Kernel/devio.c
+++ b/Kernel/devio.c
@@ -331,7 +331,7 @@ int no_ioctl(uint8_t minor, uint16_t a, char *b)
  */
 
 /* add something to the tail of the queue. */
-bool insq(struct s_queue * q, char c)
+bool insq(struct s_queue * q, unsigned char c)
 {
 	bool r;
 
@@ -352,7 +352,7 @@ bool insq(struct s_queue * q, char c)
 
 
 /* Remove something from the head of the queue. */
-bool remq(struct s_queue * q, char *cp)
+bool remq(struct s_queue * q, unsigned char *cp)
 {
 	bool r;
 
@@ -386,7 +386,7 @@ void clrq(struct s_queue *q)
 
 
 /* Remove something from the tail; the most recently added char. */
-bool uninsq(struct s_queue *q, char *cp)
+bool uninsq(struct s_queue *q, unsigned char *cp)
 {
 	bool r;
 	irqflags_t irq = di();
diff --git a/Kernel/include/kernel.h b/Kernel/include/kernel.h
index cf3e2d69..3b3e3882 100644
--- a/Kernel/include/kernel.h
+++ b/Kernel/include/kernel.h
@@ -62,8 +62,8 @@ From UZI by Doug Braun and UZI280 by Stefan Nitschke.
 #define NO_FILE   (0xFF)
 
 typedef struct s_queue {
-    char *q_base;    /* Pointer to data */
-    char *q_head;    /* Pointer to addr of next char to read. */
+    unsigned char *q_base;    /* Pointer to data */
+    unsigned char *q_head;    /* Pointer to addr of next char to read. */
     char *q_tail;    /* Pointer to where next char to insert goes. */
     int   q_size;    /* Max size of queue */
     int   q_count;   /* How many characters presently in queue */
@@ -577,10 +577,10 @@ CODE1 int d_open(uint16_t dev, uint8_t flag);
 CODE1 int d_close(uint16_t dev);
 CODE1 int d_ioctl(uint16_t dev, uint16_t request, char *data);
 CODE1 int cdwrite(uint16_t dev, uint8_t flag);
-CODE1 bool insq(struct s_queue *q, char c);
-CODE1 bool remq(struct s_queue *q, char *cp);
+CODE1 bool insq(struct s_queue *q, unsigned char c);
+CODE1 bool remq(struct s_queue *q, unsigned char *cp);
 CODE1 void clrq(struct s_queue *q);
-CODE1 bool uninsq(struct s_queue *q, char *cp);
+CODE1 bool uninsq(struct s_queue *q, unsigned char *cp);
 CODE1 int psleep_flags(void *event, unsigned char flags);
 CODE1 int nxio_open(uint8_t minor, uint16_t flag);
 CODE1 int no_open(uint8_t minor, uint16_t flag);