dumpwordコマンド実行時やレジスタの内容を表示するときに、対応する文字を表示するよう仕様変更

[YACASL2.git] / src / assemble.c

diff --git a/src/assemble.c b/src/assemble.c
index 3297041..27ebfdb 100644 (file)
--- a/src/assemble.c
+++ b/src/assemble.c
@@ -61,7 +61,7 @@ bool writememory(WORD word, WORD adr, PASS pass)
     }
     if(cerrno == 0) {
         memory[adr] = word;
-        if(pass == SECOND && asdetailmode == true) {
+        if(pass == SECOND && (&asmode)->asdetailmode == true) {
             fprintf(stdout, "\t#%04X\t#%04X\n", adr, word);
         }
         status = true;
@@ -75,8 +75,7 @@ WORD getliteral(const char *str, PASS pass)
 {
     WORD adr = lptr;
     assert(*str == '=');
-    str++;
-    if(*str == '\'') {    /* 文字定数 */
+    if(*(++str) == '\'') {    /* 文字定数 */
         writestr(str, true, pass);
     } else {
         writememory(nh2word(str), lptr++, pass);
@@ -89,19 +88,28 @@ WORD getliteral(const char *str, PASS pass)
 void writestr(const char *str, bool literal, PASS pass)
 {
     assert(cerrno == 0 && *str == '\'');
-    str++;
-    while(*str != '\0') {
-        if(*str == '\'') {
-            if(*(str+1) != '\'') {
-                break;
-            }
-            str++;
+    const char *p = str + 1;
+    bool lw = false;
+
+    for(; ;) {
+        /* 閉じ「'」がないまま文字列が終了した場合 */
+        if(*p == '\0') {
+            setcerr(123, str);    /* illegal string */
+            break;
+        }
+        /* 「'」の場合、次の文字が「'」でない場合は正常終了 */
+        if(*p == '\'' && *(++p) != '\'') {
+            break;
+        } else if(literal == true && lw == true) {
+            setcerr(124, str);    /* more than one character in literal */
+            break;
         }
         /*リテラルの場合はリテラル領域に書込 */
         if(literal == true) {
-            writememory(*(str++), lptr++, pass);
+            writememory(*(p++), lptr++, pass);
+            lw = true;
         } else {
-            writememory(*(str++), ptr++, pass);
+            writememory(*(p++), ptr++, pass);
         }
     }
 }
@@ -409,7 +417,9 @@ bool assemble(const char *file, PASS pass)
             break;
         }
         lineno++;
-        if((pass == FIRST && srcmode == true) || (pass == SECOND && asdetailmode == true)) {
+        if((pass == FIRST && (&asmode)->srcmode == true) ||
+           (pass == SECOND && (&asmode)->asdetailmode == true))
+        {
             fprintf(stdout, "%s:%5d:%s", file, lineno, line);
         }
         if((cmdl = linetok(line)) != NULL) {