add libc building to agbcc.

1 files changed, 33 insertions, 0 deletions

diff --git a/libc/stdlib/std.h b/libc/stdlib/std.h
new file mode 100644
index 0000000..287503e
--- /dev/null
+++ b/libc/stdlib/std.h
@@ -0,0 +1,33 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <limits.h>
+#include <math.h>
+#ifndef CYGNUS_NEC
+#include <ctype.h>
+#endif
+
+#define Ise(c)		((c == 'e') || (c == 'E') || (c == 'd') || (c == 'D'))
+#define Isdigit(c)	((c <= '9') && (c >= '0'))
+#define Isspace(c)	((c == ' ') || (c == '\t') || (c=='\n') || (c=='\v') \
+                         || (c == '\r') || (c == '\f'))
+#define Issign(c)	((c == '-') || (c == '+'))
+#define Val(c)		((c - '0'))
+
+#define MAXE  308
+#define MINE  (-308)
+
+/* flags */
+#define SIGN	0x01
+#define ESIGN	0x02
+#define DECP	0x04
+
+#ifdef _HAVE_STDC
+int    		__ten_mul(double *acc, int digit);
+double		__adjust(struct _reent *ptr, double *acc, int dexp, int sign);
+const double	__exp10(unsigned x);
+#else
+int    		__ten_mul();
+double		__adjust();
+double		__exp10();
+#endif