nobu	2015-06-17 21:11:53 +0900 (Wed, 17 Jun 2015)

  New Revision: 50938

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=50938

  Log:
    bignum.c: doc of rb_cstr_to_inum
    
    * bignum.c (rb_cstr_to_inum): [DOC] add document of the function.

  Modified files:
    trunk/bignum.c
Index: bignum.c
===================================================================
--- bignum.c	(revision 50937)
+++ bignum.c	(revision 50938)
@@ -3940,6 +3940,22 @@ str2big_gmp( https://github.com/ruby/ruby/blob/trunk/bignum.c#L3940
 }
 #endif
 
+/*
+ * Parse +str+ as Ruby Integer, i.e., underscores, 0d and 0b prefixes.
+ *
+ * str:      pointer to the string to be parsed.
+ *	     should be NUL-terminated.
+ * base:     base of conversion, must be 2..36, or -36..0.
+ *           if +base+ > 0, the conversion is done according to the +base+
+ *           and unmatched prefix is parsed as a part of the result if
+ *           present.
+ *           if +base+ <= 0, the conversion is done according to the
+ *           prefix if present, in base <code>-base</code> if +base+ < -1,
+ *           or in base 10.
+ * badcheck: if non-zero, +ArgumentError+ is raised when +str+ is not
+ *           valid as an Integer.  if zero, Fixnum 0 is returned in
+ *           that case.
+ */
 VALUE
 rb_cstr_to_inum(const char *str, int base, int badcheck)
 {

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