Roll back TOKENPTR changes and most of the .u32 changes weren't needed.

[rmac] / error.c

diff --git a/error.c b/error.c
index 4f65cc42c50abc9601a051d688b508d51a99553e..75e91490d3d44df485fed4cd180befc545055443 100644 (file)
--- a/error.c
+++ b/error.c
@@ -1,34 +1,36 @@
 //
-// RMAC - Reboot's Macro Assembler for the Atari Jaguar Console System
+// RMAC - Reboot's Macro Assembler for all Atari computers
 // ERROR.C - Error Handling
-// Copyright (C) 199x Landon Dyer, 2011 Reboot and Friends
+// Copyright (C) 199x Landon Dyer, 2011-2017 Reboot and Friends
 // RMAC derived from MADMAC v1.07 Written by Landon Dyer, 1986
-// Source Utilised with the Kind Permission of Landon Dyer
+// Source utilised with the kind permission of Landon Dyer
 //
 
 #include "error.h"
-#include "token.h"
+#include <stdarg.h>
 #include "listing.h"
+#include "token.h"
 
 int errcnt;                                            // Error count
 char * err_fname;                              // Name of error message file
 
-static const char nl[] = "\n";
 static long unused;                            // For supressing 'write' warnings
 
 
 //
 // Report error if not at EOL
+// N.B.: Since this should *never* happen, we can feel free to add whatever
+//       diagnostics that will help in tracking down a problem to this function.
 //
 int at_eol(void)
 {
-       char msg[256];
-
        if (*tok != EOL)
        {
-//             error("syntax error");
-               sprintf(msg, "syntax error. expected EOL, found $%X ('%c')", *tok, *tok);
-               error(msg);
+               error("syntax error. expected EOL, found $%X ('%c')", *tok, *tok);
+               printf("Token = ");
+               DumpToken(*tok);
+               printf("\n");
+               DumpTokenBuffer();
        }
 
        return 0;
@@ -36,7 +38,7 @@ int at_eol(void)
 
 
 //
-// Cannot Create a File
+// Cannot create a file
 //
 void cantcreat(const char * fn)
 {
@@ -46,18 +48,14 @@ void cantcreat(const char * fn)
 
 
 //
-// Setup for Error Message
-// o  Create error listing file (if necessary)
-// o  Set current filename
+// Setup for error message
+//  o  Create error listing file (if necessary)
+//  o  Set current filename
 //
 void err_setup(void)
 {
        char fnbuf[FNSIZ];
 
-// This seems like it's unnecessary, as token.c seems to take care of this all by itself.
-// Can restore if it's really needed. If not, into the bit bucket it goes. :-)
-//     setfnum(cfileno);
-
        if (err_fname != NULL)
        {
                strcpy(fnbuf, err_fname);
@@ -76,45 +74,24 @@ void err_setup(void)
 
 
 //
-// Display Error Message
+// Display error message (uses printf() style variable arguments)
 //
-int error(const char * s)
-{
-       char buf[EBUFSIZ];
-       unsigned int length;
-
-       err_setup();
-
-       if (listing > 0)
-               ship_ln(s);
-
-       sprintf(buf, "%s %d: Error: %s%s", curfname, curlineno, s, nl);
-       length = strlen(buf);
-
-       if (err_flag)
-               unused = write(err_fd, buf, length);
-       else
-               printf("%s", buf);
-
-       taglist('E');
-       errcnt++;
-
-       return ERROR;
-}
-
-
-int errors(const char * s, char * s1)
+int error(const char * text, ...)
 {
        char buf[EBUFSIZ];
        char buf1[EBUFSIZ];
 
        err_setup();
-       sprintf(buf, s, s1);
+
+       va_list arg;
+       va_start(arg, text);
+       vsprintf(buf, text, arg);
+       va_end(arg);
 
        if (listing > 0)
                ship_ln(buf);
 
-       sprintf(buf1, "%s %d: Error: %s%s", curfname, curlineno, buf, nl);
+       sprintf(buf1, "%s %d: Error: %s\n", curfname, curlineno, buf);
 
        if (err_flag)
                unused = write(err_fd, buf1, (LONG)strlen(buf1));
@@ -122,70 +99,30 @@ int errors(const char * s, char * s1)
                printf("%s", buf1);
 
        taglist('E');
-       ++errcnt;
+       errcnt++;
 
        return ERROR;
 }
 
 
-int warn(const char * s)
-{
-       char buf[EBUFSIZ];
-
-       err_setup();
-
-       if (listing > 0)
-               ship_ln(s);
-
-       sprintf(buf, "%s %d: Warning: %s%s", curfname, curlineno, s, nl);
-
-       if (err_flag)
-               unused = write(err_fd, buf, (LONG)strlen(buf));
-       else
-               printf("%s", buf);
-
-       taglist('W');
-
-       return OK;
-}
-
-
-int warns(const char * s, char * s1)
-{
-       char buf[EBUFSIZ];
-       char buf1[EBUFSIZ];
-
-       err_setup();
-       sprintf(buf, s, s1);
-
-       if (listing > 0)
-               ship_ln(s);
-
-       sprintf(buf1, "%s %d: Warning: %s%s", curfname, curlineno, buf, nl);
-
-       if (err_flag)
-               unused = write(err_fd, buf1, (LONG)strlen(buf1));
-       else
-               printf("%s", buf1);
-
-       taglist('W');
-
-       return OK;
-}
-
-
-int warni(const char * s, unsigned i)
+//
+// Display warning message (uses printf() style variable arguments)
+//
+int warn(const char * text, ...)
 {
        char buf[EBUFSIZ];
        char buf1[EBUFSIZ];
 
        err_setup();
-       sprintf(buf, s, i);
+       va_list arg;
+       va_start(arg, text);
+       vsprintf(buf, text, arg);
+       va_end(arg);
 
        if (listing > 0)
                ship_ln(buf);
 
-       sprintf(buf1, "%s %d: Warning: %s%s", curfname, curlineno, buf, nl);
+       sprintf(buf1, "%s %d: Warning: %s\n", curfname, curlineno, buf);
 
        if (err_flag)
                unused = write(err_fd, buf1, (LONG)strlen(buf1));
@@ -207,7 +144,7 @@ int fatal(const char * s)
        if (listing > 0)
                ship_ln(s);
 
-       sprintf(buf, "%s %d: Fatal: %s%s", curfname, curlineno, s, nl);
+       sprintf(buf, "%s %d: Fatal: %s\n", curfname, curlineno, s);
 
        if (err_flag)
                unused = write(err_fd, buf, (LONG)strlen(buf));
@@ -223,7 +160,7 @@ int interror(int n)
        char buf[EBUFSIZ];
 
        err_setup();
-       sprintf(buf, "%s %d: Internal Error Number %d%s", curfname, curlineno, n, nl);
+       sprintf(buf, "%s %d: Internal error #%d\n", curfname, curlineno, n);
 
        if (listing > 0)
                ship_ln(buf);