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allow printf to work correctly when SS!=DS

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git-svn-id: https://svn.code.sf.net/p/freedos/svn/kernel/branches/UNSTABLE@1153 6ac86273-5f31-0410-b378-82cca8765d1b
This commit is contained in:
Kenneth J Davis 2005-11-20 16:39:14 +00:00
parent d493dd629f
commit 9c7fd183f4
5 changed files with 22 additions and 18 deletions
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2
hdr/debug.h
View File

@ -131,7 +131,7 @@
#endif
#ifdef DEBUG_NEED_PRINTF
VOID VA_CDECL printf(const char * fmt, ...);
VOID VA_CDECL printf(const char FAR * fmt, ...);
#endif
#endif /* __DEBUG_H */

7
kernel/init-mod.h
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@ -191,6 +191,8 @@ VOID ASMCFUNC int21_service(iregs far * r);
VOID ASMCFUNC FAR int0_handler(void);
VOID ASMCFUNC FAR int6_handler(void);
VOID ASMCFUNC FAR empty_handler(void);
VOID ASMCFUNC FAR int13_handler(void);
/* VOID ASMCFUNC FAR int19_handler(void); */
VOID ASMCFUNC FAR int20_handler(void);
VOID ASMCFUNC FAR int21_handler(void);
VOID ASMCFUNC FAR int22_handler(void);
@ -221,8 +223,8 @@ BOOL init_device(struct dhdr FAR *, PCStr cmdLine, int mode, VFP *top);
/* prf.c */
VOID VA_CDECL init_printf(const char * fmt, ...);
VOID VA_CDECL init_sprintf(char * buff, const char * fmt, ...);
VOID VA_CDECL init_printf(const char FAR * fmt, ...);
VOID VA_CDECL init_sprintf(char FAR * buff, const char FAR * fmt, ...);
/* procsupt.asm */
VOID ASMCFUNC FAR got_cbreak(void);
@ -253,6 +255,7 @@ extern struct dhdr DOSTEXTFAR ASM blk_dev; /* Block device (Disk) driver
extern struct buffer FAR *DOSFAR firstAvailableBuf; /* first 'available' buffer */
extern struct lol ASM FAR DATASTART;
extern intvec ASM FAR SAVEDIVLST;
extern BYTE DOSFAR ASM _HMATextAvailable, /* first byte of available CODE area */
FAR ASM _HMATextStart[], /* first byte of HMAable CODE area */

26
kernel/prf.c
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@ -123,17 +123,17 @@ void put_console(int c)
#ifndef FORSYS
/* copied from bcc (Bruce's C compiler) stdarg.h */
typedef char *va_list;
#define va_start(arg, last) ((arg) = (char *) (&(last)+1))
#define va_arg(arg, type) (((type *)(arg+=sizeof(type)))[-1])
typedef char FAR *va_list;
#define va_start(arg, last) ((arg) = (va_list) (&(last)+1))
#define va_arg(arg, type) (((type FAR *)(arg+=sizeof(type)))[-1])
#define va_end(arg)
#endif
static BYTE *charp = 0;
static BYTE FAR *charp = 0;
STATIC VOID handle_char(COUNT);
STATIC void do_printf(const char *, REG va_list);
VOID VA_CDECL printf(const char * fmt, ...);
STATIC void do_printf(const char FAR *, va_list);
VOID VA_CDECL printf(const char FAR * fmt, ...);
/* special handler to switch between sprintf and printf */
STATIC VOID handle_char(COUNT c)
@ -150,7 +150,7 @@ STATIC VOID handle_char(COUNT c)
#define LONGARG 4
/* printf -- short version of printf to conserve space */
VOID VA_CDECL printf(const char *fmt, ...)
VOID VA_CDECL printf(CONST BYTE FAR *fmt, ...)
{
va_list arg;
va_start(arg, fmt);
@ -158,7 +158,7 @@ VOID VA_CDECL printf(const char *fmt, ...)
do_printf(fmt, arg);
}
VOID VA_CDECL sprintf(char * buff, const char * fmt, ...)
VOID VA_CDECL sprintf(char FAR * buff, CONST BYTE FAR * fmt, ...)
{
va_list arg;
@ -168,7 +168,7 @@ VOID VA_CDECL sprintf(char * buff, const char * fmt, ...)
handle_char('\0');
}
STATIC void do_printf(CONST BYTE * fmt, va_list arg)
STATIC void do_printf(CONST BYTE FAR * fmt, va_list arg)
{
int base, size;
char s[13]; /* long enough for a 32-bit octal number string with sign */
@ -226,7 +226,7 @@ STATIC void do_printf(CONST BYTE * fmt, va_list arg)
case 'p':
{
UWORD w0 = va_arg(arg, unsigned);
char *tmp = charp;
char FAR *tmp = charp;
sprintf(s, "%04x:%04x", va_arg(arg, unsigned), w0);
p = s;
charp = tmp;
@ -266,7 +266,7 @@ STATIC void do_printf(CONST BYTE * fmt, va_list arg)
long n;
ULONG u;
BOOL minus = FALSE;
BYTE *t = s + sizeof(s) - 1;
BYTE FAR *t = s + sizeof(s) - 1;
if (flags & LONGARG)
n = va_arg(arg, long);
@ -329,7 +329,7 @@ STATIC void do_printf(CONST BYTE * fmt, va_list arg)
#endif
#if !defined(FORSYS) && !defined(_INIT)
extern void put_string(const char *);
extern void put_string(const char FAR *);
extern void put_unsigned(unsigned, int, int);
void hexd(char *title, UBYTE FAR * p, COUNT numBytes)
@ -370,7 +370,7 @@ void put_unsigned(unsigned n, int base, int width)
put_string(s);
}
void put_string(const char *s)
void put_string(const char FAR *s)
{
while(*s != '\0')
put_console(*s++);

4
kernel/proto.h
View File

@ -296,8 +296,8 @@ UWORD ASMCFUNC syscall_MUX14(DIRECT_IREGS);
/* prf.c */
#ifdef DEBUG
VOID VA_CDECL printf(const char * fmt, ...);
VOID VA_CDECL sprintf(char * buff, const char * fmt, ...);
VOID VA_CDECL printf(const char FAR* fmt, ...);
VOID VA_CDECL sprintf(char FAR * buff, const char FAR* fmt, ...);
#endif
VOID hexd(char *title, VOID FAR * p, COUNT numBytes);
void put_unsigned(unsigned n, int base, int width);

1
mkfiles/watcom.mak
View File

@ -32,6 +32,7 @@ MATH_INSERT =+i4m
# -ze enable extensions (i.e., near, far, export, etc.)
# -zl remove default library information
# -zp=<num> pack structure members with alignment {1,2,4,8,16}
# -zu SS!=DGROUP
#
# -3 optimization for 386 - given in $(CPUOPT)
# -g=<id> set code group name