X-Git-Url: http://j8takagi.net/cgi-bin/gitweb.cgi?p=YACASL2.git;a=blobdiff_plain;f=src%2Fassemble.c;h=5e18000aa39bc01200b77268eba2cd7f7d6d8057;hp=901da29ef0de3b1307062d2c05d95b4e97a76969;hb=d650cc4148ccd23f940ac60050c36c89897c168f;hpb=5a4b3d78dc422e2f388cbbd55007ea808c256d80

diff --git a/src/assemble.c b/src/assemble.c
index 901da29..5e18000 100644
--- a/src/assemble.c
+++ b/src/assemble.c
@@ -386,14 +386,14 @@ void writememory(WORD word, WORD adr, PASS pass)
 
 void writestr(const char *str, bool literal, PASS pass)
 {
-    assert(*str == '\'');
-    const char *p = str + 1;
-    bool lw = false;
+    assert(str[0] == '\'');
     int i;
+    bool lw = false;
 
-    for(i = 0; p[i] != '\'' || p[i+1] == '\''; i++) {
-        /* 閉じ「'」がないまま文字列が終了した場合 */
-        if(!p[i]) {
+    /* 「'」の場合、1文字スキップし、次の文字が「'」でなければ正常終了 */
+    for(i = 1; str[i] != '\'' || str[++i] == '\''; i++) {
+        /* 「'」が閉じないまま文字列が終了した場合はエラー */
+        if(!str[i]) {
             setcerr(123, str);    /* unclosed quote */
             break;
         }
@@ -401,15 +401,12 @@ void writestr(const char *str, bool literal, PASS pass)
             setcerr(124, str);    /* more than one character in literal */
             break;
         }
-        if(p[i] == '\'') {
-            i++;
-        }
         /*リテラルの場合はリテラル領域に書込 */
         if(literal == true) {
-            writememory(p[i], (asptr->lptr)++, pass);
+            writememory(str[i], (asptr->lptr)++, pass);
             lw = true;
         } else {
-            writememory(p[i], (asptr->ptr)++, pass);
+            writememory(str[i], (asptr->ptr)++, pass);
         }
     }
 }
@@ -421,7 +418,7 @@ void writedc(const char *str, PASS pass)
     if(*str == '\'') {
         writestr(str, false, pass);
     } else {
-        if(*str == '#' || isdigit(*str) || *str == '-') {
+        if(str[0] == '#' || isdigit(str[0]) || str[0] == '-') {
             adr = nh2word(str);
         } else {
             if(pass == SECOND && (adr = getlabel(asptr->prog, str)) == 0xFFFF) {
@@ -438,7 +435,7 @@ void assemble_start(const CMDLINE *cmdl, PASS pass)
         setcerr(106, "");    /* operand count mismatch */
         return;
     }
-    if(*(cmdl->label) == '\0') {
+    if(!cmdl->label[0]) {
         setcerr(107, "");    /* no label in START */
         return;
     }
@@ -464,7 +461,7 @@ void assemble_end(const CMDLINE *cmdl, PASS pass)
     else if(pass == SECOND) {
         execptr->end = asptr->lptr;
     }
-    *(asptr->prog) = '\0';
+    strcpy(asptr->prog, "");
 }
 
 void assemble_ds(const CMDLINE *cmdl, PASS pass)
@@ -572,7 +569,7 @@ bool casl2cmd(CMD *cmdtbl, const CMDLINE *cmdl, PASS pass)
 {
     int i;
     void (*cmdptr)();
-    for(i = 0; *(cmdtbl[i].name) != '\0'; i++) {
+    for(i = 0; cmdtbl[i].name[0]; i++) {
         if(strcmp(cmdl->cmd, cmdtbl[i].name) == 0) {
             cmdptr = cmdtbl[i].ptr;
             (*cmdptr)(cmdl, pass);
@@ -672,7 +669,7 @@ bool assemble_comet2cmd(const CMDLINE *cmdl, PASS pass)
 bool assembletok(const CMDLINE *cmdl, PASS pass)
 {
     /* 命令がない場合 */
-    if(*(cmdl->cmd) == '\0') {
+    if(!cmdl->cmd[0]) {
         return true;
     }
     /* アセンブラ命令またはマクロ命令の書込 */
@@ -697,7 +694,7 @@ bool assembleline(const char *line, PASS pass)
     stat = (cerr->num == 0) ? true : false;
     if(cmdl != NULL) {
         if(stat == true) {
-            if(pass == FIRST && *(cmdl->label) != '\0') {
+            if(pass == FIRST && cmdl->label[0]) {
                 stat = addlabel(asptr->prog, cmdl->label, asptr->ptr);
             }
         }
@@ -750,11 +747,12 @@ bool assemblefile(const char *file, PASS pass)
     return (cerr->num == 0) ? true : false;
 }
 
-void assemble(int filec, char *filev[], WORD adr)
+bool assemble(int filec, char *filev[], WORD adr)
 {
     int i;
     PASS pass;
     WORD bp[filec];
+    bool stat = false;
 
     asptr = malloc_chk(sizeof(ASPTR), "asptr");    /* アセンブル時のプロパティ用の領域確保 */
     asptr->prog = malloc_chk(LABELSIZE + 1, "asptr.prog");
@@ -774,7 +772,8 @@ void assemble(int filec, char *filev[], WORD adr)
                 fprintf(stdout, "\nAssemble %s (%d)\n", filev[i], pass);
             }
             /* ファイルをアセンブル */
-            if(assemblefile(filev[i], pass) == false) {
+            stat = assemblefile(filev[i], pass);
+            if(stat == false) {
                 goto asfin;
             }
         }
@@ -790,6 +789,7 @@ asfin:
     freelabel();                              /* ラベルハッシュ表を解放 */
     FREE(asptr->prog);                        /* アセンブル時のプロパティを解放 */
     FREE(asptr);
+    return stat;
 }
 
 /* assemble.hで定義された関数群 */