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-rw-r--r--README_d/ChangeLog8
-rw-r--r--README_d/README.hacking11
-rw-r--r--README_d/README.mpfr25
3 files changed, 44 insertions, 0 deletions
diff --git a/README_d/ChangeLog b/README_d/ChangeLog
index b29f67a2..0310bd8d 100644
--- a/README_d/ChangeLog
+++ b/README_d/ChangeLog
@@ -1,3 +1,11 @@
+2012-04-11 John Haque <j.eh@mchsi.com>
+
+ * README.hacking: New file.
+
+2012-04-01 John Haque <j.eh@mchsi.com>
+
+ * README.mpfr: New file.
+
2012-03-28 Arnold D. Robbins <arnold@skeeve.com>
* 4.0.1: Release tar ball made.
diff --git a/README_d/README.hacking b/README_d/README.hacking
new file mode 100644
index 00000000..dcb57359
--- /dev/null
+++ b/README_d/README.hacking
@@ -0,0 +1,11 @@
+* Use one of the following macros to access the value of a numeric NODE:
+ Macro Returned C type
+ ---------------------------------------
+ get_number_ui(n) unsigned long
+ get_number_si(n) long
+ get_number_d(n) double
+ get_number_uj(n) uintmax_t
+
+* Use iszero(n) to test if a numeric NODE is zero.
+
+ \ No newline at end of file
diff --git a/README_d/README.mpfr b/README_d/README.mpfr
new file mode 100644
index 00000000..b12c19b6
--- /dev/null
+++ b/README_d/README.mpfr
@@ -0,0 +1,25 @@
+Sat Mar 17 07:32:01 CDT 2012
+=============================
+
+The MPFR and GMP versions known to work for Mac OS X on PPC:
+GNU MPFR 3.1.0, GNU MP 4.3.1
+
+----
+Precompiled binaries for GMP and MPFR in Windows may be available
+from here:
+
+ http://sourceforge.net/projects/ezwinports/files/
+
+or here:
+
+ http://sourceforge.net/projects/mingw/files/MinGW/Base/mpfr/
+ http://sourceforge.net/projects/mingw/files/MinGW/Base/gmp/
+
+You should try to use libraries downloaded from the same site
+to avoid possible incompatibilities.
+
+----
+Gawk has been compiled and tested using the following combinations
+of MPFR and GMP versions on GNU/Linux:
+GNU MPFR 2.4.2, GNU MP 4.3.2
+GNU MPFR 3.1.0, GNU MP 5.0.3