Added parsing of arguments to --read. The explicit format spec is currently

broken.


git-svn-id: svn://svn.cc65.org/cc65/trunk@5576 b7a2c559-68d2-44c3-8de9-860c34a00d81

src/sp65/input.c

@@ -36,7 +36,7 @@
 /* common */
 #include "fileid.h"
 
-/* sp65 */        
+/* sp65 */
 #include "error.h"
 #include "input.h"
 #include "pcx.h"
@@ -78,6 +78,19 @@ static const FileId FormatTable[] = {
 
 
 
+int FindInputFormat (const char* Name)
+/* Find an input format by name. The function returns a value less than zero
+ * if Name is not a known input format.
+ */
+{
+    /* Search for the entry in the table */
+    const FileId* F = GetFileId (Name, FormatTable,
+                                 sizeof (FormatTable) / sizeof (FormatTable[0]));
+    return (F == 0)? -1 : F->Id;
+}
+
+
+
 Bitmap* ReadInputFile (const char* Name, InputFormat Format)
 /* Read a bitmap from a file and return it. If Format is ifAuto, the routine
  * tries to determine the format from the file name extension.