Remove % prefix for builtin commands

base/scripts/init.tb

@@ -1,3 +1,3 @@
-%print 'this is an init script!'
+print 'this is an init script!'
 base:/bin/pctl ls
 base:/bin/tb -m interactive -preload base:/scripts/rc.tb

base/scripts/rc.tb

@@ -1,2 +1,2 @@
-%mkalias pctl base:/bin/pctl
+mkalias pctl base:/bin/pctl
-%mkalias tb base:/bin/tb
+mkalias tb base:/bin/tb

ulib/string/char.h

@@ -14,4 +14,17 @@
 #define string_chr_isascii(c) (!((c) < 0 || (c) > 0x7f))
 #define string_chr_isxdigit(c) (((c) >= '0' && (c) <= '9') || ((c) >= 'a' && (c) <= 'f') || ((c) >= 'A' && (c) <= 'F'))
 
+#define STRING_CHECK_ALL(str, macro, okp) \
+  do { \
+    (okp) = true; \
+    char *__p = (str); \
+    while (*__p) { \
+      if (!macro(*__p)) { \
+        (okp) = false; \
+        break; \
+      } \
+      __p++; \
+    } \
+  } while(0)
+
 #endif // ULIB_STRING_CHAR_H_

user/tb/interp.c

@@ -99,20 +99,23 @@ void tz_tokenize(Tokenizer *tz) {
 }
 
 void tz_classify(Tokenizer *tz) {
+  #define IF_RTCMD(name) if (string_strcmp(tk->str, #name) == 0) { \
+      tk->type = TOK_CMD; \
+      tk->cmd = &rt_ ## name; \
+    }
+
   Token *tk, *tktmp;
   LL_FOREACH_SAFE(tz->tokens, tk, tktmp) {
     if (tk->str[0] == '\'') {
       tk->type = TOK_STRING;
-    } else if (tk->str[0] == '%') {
-      RtCmd *cmd, *cmdtmp;
-      LL_FOREACH_SAFE(RTCMDS, cmd, cmdtmp) {
-        if (string_strcmp(tk->str, cmd->cmdname) == 0) {
-          tk->type = TOK_CMD;
-          tk->cmd = cmd;
-          break;
     }
-      }
+    else IF_RTCMD(print)
-    } else {
+    else IF_RTCMD(mkalias)
+    else IF_RTCMD(PID)
+    else IF_RTCMD(do)
+    else IF_RTCMD(stackpush)
+    else IF_RTCMD(stackpop)
+    else {
       tk->type = TOK_MISC;
     }
   }
@@ -167,6 +170,13 @@ bool interp_runstring(char *string, InterpResult **res, bool logcmds, bool inter
       uprintf("+%s\n", line);
     }
 
+    bool skip;
+    STRING_CHECK_ALL(line, string_chr_isspace, skip);
+    if (skip) {
+      line = string_tokenizealloc(NULL, "\n");
+      continue;
+    }
+
     Tokenizer tz; ZERO(&tz);
     tz_init(&tz, line);
 
@@ -177,7 +187,7 @@ bool interp_runstring(char *string, InterpResult **res, bool logcmds, bool inter
 
     Token *cmdtk = tz.tokens;
     if (cmdtk->type == TOK_CMD) {
-      ok = cmdtk->cmd->fn(cmdtk->next);
+      ok = cmdtk->cmd(cmdtk->next);
       if (!ok) {
         usprintf(RES.errmsg, "cmd %s failed", cmdtk->str);
         goto next;

user/tb/interp.h

@@ -21,7 +21,7 @@ typedef struct Token {
     TOK_MISC,
   } type;
 
-  struct RtCmd *cmd;
+  bool (*cmd)(struct Token *);
 } Token;
 
 typedef struct {

user/tb/runtime.h

@@ -30,6 +30,13 @@ void rt_init(void);
 extern RtCmd *RTCMDS;
 extern RtAlias *RTALIASES;
 
+bool rt_print(struct Token *);
+bool rt_mkalias(struct Token *);
+bool rt_PID(struct Token *);
+bool rt_do(struct Token *);
+bool rt_stackpush(struct Token *);
+bool rt_stackpop(struct Token *);
+
 void rtstringv_stackpushcopy(char *s, size_t len);
 char *rtstringv_stackpop(void);
 char *rtstringv_stackpeek(void);