r7213: Add a small bit to the ejs parser to ignore a #!/path/to/interpreter

as the first line of the script.  This allows smbscript to be used as an
interpreter.
(This used to be commit 875c8164096e7334de25cc57ac4b8bdc39b9c46b)

1 files changed, 27 insertions, 0 deletions

diff --git a/source4/lib/ejs/ejsParser.c b/source4/lib/ejs/ejsParser.c
index 17fe0ce98a..942b08272e 100644
--- a/source4/lib/ejs/ejsParser.c
+++ b/source4/lib/ejs/ejsParser.c
@@ -67,6 +67,7 @@ static int 		parseId(Ejs *ep, int state, int flags, char **id,
 static int 		parseInc(Ejs *ep, int state, int flags);
 static int 		parseIf(Ejs *ep, int state, int flags, int *done);
 static int		parseStmt(Ejs *ep, int state, int flags);
+static int		parseHashBang(Ejs *ep, int state, int flags);
 static void 	removeNewlines(Ejs *ep, int state);
 static void 	updateResult(Ejs *ep, int state, int flags, MprVar *vp);
 
@@ -81,6 +82,12 @@ int ejsParse(Ejs *ep, int state, int flags)
 
 	switch (state) {
 	/*
+	 *	The very start of a script.
+	 */
+	case EJS_STATE_BEGIN:
+		state = parseHashBang(ep, state, flags);
+		break;
+	/*
 	 *	Any statement, function arguments or conditional expressions
 	 */
 	case EJS_STATE_STMT:
@@ -142,6 +149,26 @@ int ejsParse(Ejs *ep, int state, int flags)
 
 /******************************************************************************/
 /*
+ *	Parse a #!/path/to/interpreter line which we just throw away.
+ */
+
+static int parseHashBang(Ejs *ep, int state, int flags)
+{
+	int tid;
+
+	/* Look for #! */
+
+	tid = ejsLexGetToken(ep, state);
+
+	if (tid != EJS_TOK_HASHBANG) {
+		ejsLexPutbackToken(ep, tid, ep->token);
+	}
+
+	return EJS_STATE_STMT;
+}
+
+/******************************************************************************/
+/*
  *	Parse any statement including functions and simple relational operations
  */