X-Git-Url: https://git.saurik.com/apple/icu.git/blobdiff_plain/2ca993e82fb37b597a3c73ecd1586a139a6579c5..a01113dcd0f39d5da295ef82785beff9ed86fe38:/icuSources/i18n/decNumberLocal.h?ds=sidebyside

diff --git a/icuSources/i18n/decNumberLocal.h b/icuSources/i18n/decNumberLocal.h
index c6e542d0..f6c291a9 100644
--- a/icuSources/i18n/decNumberLocal.h
+++ b/icuSources/i18n/decNumberLocal.h
@@ -1,3 +1,5 @@
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
 /* ------------------------------------------------------------------ */
 /* decNumber package local type, tuning, and macro definitions        */
 /* ------------------------------------------------------------------ */
@@ -164,7 +166,9 @@
 
   /* Set DECDPUNMAX -- the maximum integer that fits in DECDPUN       */
   /* digits, and D2UTABLE -- the initializer for the D2U table        */
-  #if   DECDPUN==1
+  #ifndef DECDPUN
+    // no-op
+  #elif   DECDPUN==1
     #define DECDPUNMAX 9
     #define D2UTABLE {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,  \
                       18,19,20,21,22,23,24,25,26,27,28,29,30,31,32, \
@@ -210,7 +214,7 @@
     #define D2UTABLE {0,1,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,3,3,3,  \
                       3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,5,5,5,5,5,5,5,  \
                       5,5,6,6,6,6}
-  #elif defined(DECDPUN)
+  #else
     #error DECDPUN must be in the range 1-9
   #endif
 
@@ -226,9 +230,9 @@
 
   /* D2U -- return the number of Units needed to hold d digits        */
   /* (runtime version, with table lookaside for small d)              */
-  #if DECDPUN==8
+  #if defined(DECDPUN) && DECDPUN==8
     #define D2U(d) ((unsigned)((d)<=DECMAXD2U?d2utable[d]:((d)+7)>>3))
-  #elif DECDPUN==4
+  #elif defined(DECDPUN) && DECDPUN==4
     #define D2U(d) ((unsigned)((d)<=DECMAXD2U?d2utable[d]:((d)+3)>>2))
   #else
     #define D2U(d) ((d)<=DECMAXD2U?d2utable[d]:((d)+DECDPUN-1)/DECDPUN)