]> Shamusworld >> Repos - rmac/blobdiff - direct.c
Fixed subtle bug in expr().
[rmac] / direct.c
index 100db425f7afe7bad4fad3a0e5e64603fcfbb587..7673d29c18eb0089d848148b427b0ef5fd1992f0 100644 (file)
--- a/direct.c
+++ b/direct.c
@@ -8,7 +8,7 @@
 
 #include "direct.h"
 #include "sect.h"
-#include "risca.h"
+#include "riscasm.h"
 #include "error.h"
 #include "token.h"
 #include "procln.h"
 #define DEF_KW
 #include "kwtab.h"
 
+
 TOKEN exprbuf[128];                    // Expression buffer 
 SYM * symbolPtr[1000000];      // Symbol pointers table
+static long unused;                    // For supressing 'write' warnings
+
 
 // Directive handler table
 int (*dirtab[])() = {
-   d_org,                              // 0 org
-   d_even,                             // 1 even
-   d_unimpl,                   // 2 .6502
-   d_68000,                            // 3 .68000 
-   d_bss,                              // 4 bss
-   d_data,                             // 5 data 
-   d_text,                             // 6 text 
-   d_abs,                              // 7 abs 
-   d_comm,                             // 8 comm 
-   d_init,                             // 9 init 
-   d_cargs,                            // 10 cargs 
-   d_goto,                             // 11 goto 
-   d_dc,                               // 12 dc 
-   d_ds,                               // 13 ds 
-   d_undmac,                   // 14 undefmac 
-   d_gpu,                              // 15 .gpu
-   d_dsp,                              // 16 .dsp
-   d_dcb,                              // 17 dcb 
-   d_unimpl,                   // 18* set 
-   d_unimpl,                   // 19* reg 
-   d_unimpl,                   // 20 dump 
-   d_incbin,                   // 21 .incbin //load 
-   d_unimpl,                   // 22 disable 
-   d_unimpl,                   // 23 enable 
-   d_globl,                            // 24 globl 
-   d_regbank0,                 // 25 .regbank0
-   d_regbank1,                 // 26 .regbank1
-   d_unimpl,                   // 27 xdef 
-   d_assert,                   // 28 assert 
-   d_unimpl,                   // 29* if 
-   d_unimpl,                   // 30* endif 
-   d_unimpl,                   // 31* endc 
-   d_unimpl,                   // 32* iif 
-   d_include,                  // 33 include 
-   fpop,                               // 34 end 
-   d_unimpl,                   // 35* macro 
-   ExitMacro,                  // 36* exitm 
-   d_unimpl,                   // 37* endm 
-   d_list,                             // 38 list 
-   d_nlist,                            // 39 nlist 
-   d_long,                             // 40* rept 
-   d_phrase,                   // 41* endr 
-   d_dphrase,                  // 42 struct 
-   d_qphrase,                  // 43 ends 
-   d_title,                            // 44 title 
-   d_subttl,                   // 45 subttl 
-   eject,                              // 46 eject 
-   d_unimpl,                   // 47 error 
-   d_unimpl,                   // 48 warn 
-   d_noclear,                  // 49 .noclear
-   d_equrundef,                        // 50 .equrundef/.regundef
-   d_ccundef,                  // 51 .ccundef
-   d_print,                            // 52 .print
-   d_cstruct,                  // 53 .cstruct
+       d_org,                          // 0 org
+       d_even,                         // 1 even
+       d_unimpl,                       // 2 .6502
+       d_68000,                        // 3 .68000 
+       d_bss,                          // 4 bss
+       d_data,                         // 5 data 
+       d_text,                         // 6 text 
+       d_abs,                          // 7 abs 
+       d_comm,                         // 8 comm 
+       d_init,                         // 9 init 
+       d_cargs,                        // 10 cargs 
+       d_goto,                         // 11 goto 
+       d_dc,                           // 12 dc 
+       d_ds,                           // 13 ds 
+       d_undmac,                       // 14 undefmac 
+       d_gpu,                          // 15 .gpu
+       d_dsp,                          // 16 .dsp
+       d_dcb,                          // 17 dcb 
+       d_unimpl,                       // 18* set 
+       d_unimpl,                       // 19* reg 
+       d_unimpl,                       // 20 dump 
+       d_incbin,                       // 21 .incbin //load 
+       d_unimpl,                       // 22 disable 
+       d_unimpl,                       // 23 enable 
+       d_globl,                        // 24 globl 
+       d_regbank0,                     // 25 .regbank0
+       d_regbank1,                     // 26 .regbank1
+       d_unimpl,                       // 27 xdef 
+       d_assert,                       // 28 assert 
+       d_unimpl,                       // 29* if 
+       d_unimpl,                       // 30* endif 
+       d_unimpl,                       // 31* endc 
+       d_unimpl,                       // 32* iif 
+       d_include,                      // 33 include 
+       fpop,                           // 34 end 
+       d_unimpl,                       // 35* macro 
+       ExitMacro,                      // 36* exitm 
+       d_unimpl,                       // 37* endm 
+       d_list,                         // 38 list 
+       d_nlist,                        // 39 nlist 
+       d_long,                         // 40* rept 
+       d_phrase,                       // 41* endr 
+       d_dphrase,                      // 42 struct 
+       d_qphrase,                      // 43 ends 
+       d_title,                        // 44 title 
+       d_subttl,                       // 45 subttl 
+       eject,                          // 46 eject 
+       d_unimpl,                       // 47 error 
+       d_unimpl,                       // 48 warn 
+       d_noclear,                      // 49 .noclear
+       d_equrundef,            // 50 .equrundef/.regundef
+       d_ccundef,                      // 51 .ccundef
+       d_print,                        // 52 .print
+       d_cstruct,                      // 53 .cstruct
+       d_jpad,                         // 54 .jpad (deprecated)
+       d_nojpad,                       // 55 .nojpad (deprecated)
 };
 
 
@@ -134,7 +139,7 @@ int d_print(void)
                        printf("%s", prntstr);
 
                        if (list_fd) 
-                               write(list_fd, prntstr, (LONG)strlen(prntstr));
+                               unused = write(list_fd, prntstr, (LONG)strlen(prntstr));
 
                        tok += 2;
                        break;
@@ -184,7 +189,7 @@ int d_print(void)
                                printf("%s", prntstr);
 
                                if (list_fd) 
-                                       write(list_fd, prntstr, (LONG)strlen(prntstr));
+                                       unused = write(list_fd, prntstr, (LONG)strlen(prntstr));
 
                                formatting = 0;
                                wordlong = 0;
@@ -222,7 +227,8 @@ int d_ccundef(void)
 
        if (*tok != SYMBOL)
        {
-               error(syntax_error);
+//             error(syntax_error);
+               error("syntax error; expected symbol");
                return ERROR;
        }
 
@@ -258,14 +264,15 @@ int d_equrundef(void)
 
        while (*tok != EOL)
        {
-               // Skip preceeding or seperating commas
+               // Skip preceeding or seperating commas (if any)
                if (*tok == ',')
                        tok++;
 
                // Check we are dealing with a symbol
                if (*tok != SYMBOL)
                {
-                       error(syntax_error);
+//                     error(syntax_error);
+                       error("syntax error; expected symbol");
                        return ERROR;
                }
 
@@ -312,35 +319,11 @@ int d_incbin(void)
 
        if (*tok != STRING)
        {
-               error(syntax_error);
+//             error(syntax_error);
+               error("syntax error; string missing");
                return ERROR;
        }
 
-#if 0
-       if ((j = open(string[tok[1]],  _OPEN_INC)) >= 0)
-       {
-               size = lseek(j, 0L, SEEK_END);
-               chcheck(size);
-               pos = lseek(j, 0L, SEEK_SET);
-
-               DEBUG
-               {
-                       printf("INCBIN: File '%s' is %li bytes.\n", string[tok[1]], size);
-               }
-
-               for(i=0; i<size; i++)
-               {
-                       buf = '\0';
-                       bytes = read(j, &buf, 1);
-                       D_byte(buf);
-               }
-       }
-       else
-       {
-               errors("cannot open include binary file (%s)", string[tok[1]]);
-               return ERROR;
-       }
-#else
        if ((fd = open(string[tok[1]],  _OPEN_INC)) < 0)
        {
                errors("cannot open include binary file (%s)", string[tok[1]]);
@@ -351,19 +334,8 @@ int d_incbin(void)
        pos = lseek(fd, 0L, SEEK_SET);
        chcheck(size);
 
-       DEBUG
-       {
-               printf("INCBIN: File '%s' is %li bytes.\n", string[tok[1]], size);
-       }
+       DEBUG { printf("INCBIN: File '%s' is %li bytes.\n", string[tok[1]], size); }
 
-#if 0
-       for(i=0; i<size; i++)
-       {
-               buf = '\0';
-               bytes = read(j, &buf, 1);
-               D_byte(buf);
-       }
-#else
        char * fileBuffer = (char *)malloc(size);
        bytesRead = read(fd, fileBuffer, size);
 
@@ -384,9 +356,6 @@ int d_incbin(void)
                orgaddr += size;
 
        free(fileBuffer);
-#endif
-#endif
-
        close(fd);
        return 0;
 }
@@ -1593,3 +1562,17 @@ int d_undmac(void)
        return 0;
 }
 
+
+int d_jpad(void)
+{
+       warn("JPAD directive is deprecated/non-functional");
+       return OK;
+}
+
+
+int d_nojpad(void)
+{
+       warn("NOJPAD directive is deprecated/non-functional");
+       return OK;
+}
+