libdecnumber: Prepare libdecnumber for QEMU include structure

Consistent with other libraries in QEMU, the libdecnumber header files were
placed in include/libdecnumber, separate from the C code.  This is different
from the original libdecnumber source, where they were co-located.

Change the libdecnumber source code so that it reflects this split.  Specifically,
modify directives of the form:

    #include "xxx.h"

to look like:

    #include "libdecnumber/xxx.h"

Signed-off-by: Tom Musta <tommusta@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>

include/libdecnumber/decNumber.h

@@ -39,7 +39,7 @@
   #define DECAUTHOR   "Mike Cowlishaw"		      /* Who to blame */
 
   #if !defined(DECCONTEXT)
-    #include "decContext.h"
+    #include "libdecnumber/decContext.h"
   #endif
 
   /* Bit settings for decNumber.bits				      */

include/libdecnumber/decNumberLocal.h

@@ -44,7 +44,7 @@
 
   #include <stdlib.h>	      /* for abs			      */
   #include <string.h>	      /* for memset, strcpy		      */
-  #include "dconfig.h"	      /* for WORDS_BIGENDIAN                  */
+  #include "libdecnumber/dconfig.h"
 
   /* Conditional code flag -- set this to match hardware platform     */
   /* 1=little-endian, 0=big-endian	                              */

include/libdecnumber/dpd/decimal128.h

@@ -60,7 +60,7 @@
     #define DECNUMDIGITS DECIMAL128_Pmax /* size if not already defined*/
   #endif
   #ifndef DECNUMBER
-    #include "decNumber.h"		/* context and number library */
+    #include "libdecnumber/decNumber.h"
   #endif
 
   /* Decimal 128-bit type, accessible by bytes			      */

include/libdecnumber/dpd/decimal32.h

@@ -60,7 +60,7 @@
     #define DECNUMDIGITS DECIMAL32_Pmax /* size if not already defined*/
   #endif
   #ifndef DECNUMBER
-    #include "decNumber.h"		/* context and number library */
+    #include "libdecnumber/decNumber.h"
   #endif
 
   /* Decimal 32-bit type, accessible by bytes */

include/libdecnumber/dpd/decimal64.h

@@ -62,7 +62,7 @@
     #define DECNUMDIGITS DECIMAL64_Pmax /* size if not already defined*/
   #endif
   #ifndef DECNUMBER
-    #include "decNumber.h"		/* context and number library */
+    #include "libdecnumber/decNumber.h"
   #endif
 
   /* Decimal 64-bit type, accessible by bytes			      */

libdecnumber/decContext.c

@@ -37,9 +37,9 @@
 
 #include <string.h>	      /* for strcmp */
 #include <stdio.h>	      /* for printf if DECCHECK */
-#include "dconfig.h"	      /* for GCC definitions */
-#include "decContext.h"	      /* context and base types */
-#include "decNumberLocal.h"   /* decNumber local types, etc. */
+#include "libdecnumber/dconfig.h"
+#include "libdecnumber/decContext.h"
+#include "libdecnumber/decNumberLocal.h"
 
 #if DECCHECK
 /* compile-time endian tester [assumes sizeof(Int)>1] */

libdecnumber/decNumber.c

@@ -170,9 +170,9 @@
 #include <stdio.h>		   /* for printf [if needed] */
 #include <string.h>		   /* for strcpy */
 #include <ctype.h>		   /* for lower */
-#include "dconfig.h"		   /* for GCC definitions */
-#include "decNumber.h"		   /* base number library */
-#include "decNumberLocal.h"	   /* decNumber local types, etc. */
+#include "libdecnumber/dconfig.h"
+#include "libdecnumber/decNumber.h"
+#include "libdecnumber/decNumberLocal.h"
 
 /* Constants */
 /* Public lookup table used by the D2U macro */

libdecnumber/dpd/decimal128.c

@@ -42,11 +42,11 @@
 #include <string.h>	      /* [for memset/memcpy] */
 #include <stdio.h>	      /* [for printf] */
 
-#include "dconfig.h"	      /* GCC definitions */
+#include "libdecnumber/dconfig.h"
 #define	 DECNUMDIGITS 34      /* make decNumbers with space for 34 */
-#include "decNumber.h"	      /* base number library */
-#include "decNumberLocal.h"   /* decNumber local types, etc. */
-#include "decimal128.h"	      /* our primary include */
+#include "libdecnumber/decNumber.h"
+#include "libdecnumber/decNumberLocal.h"
+#include "libdecnumber/dpd/decimal128.h"
 
 /* Utility routines and tables [in decimal64.c] */
 extern const uInt   COMBEXP[32], COMBMSD[32];

libdecnumber/dpd/decimal32.c

@@ -42,11 +42,11 @@
 #include <string.h>	      /* [for memset/memcpy] */
 #include <stdio.h>	      /* [for printf] */
 
-#include "dconfig.h"	      /* GCC definitions */
+#include "libdecnumber/dconfig.h"
 #define	 DECNUMDIGITS  7      /* make decNumbers with space for 7 */
-#include "decNumber.h"	      /* base number library */
-#include "decNumberLocal.h"   /* decNumber local types, etc. */
-#include "decimal32.h"	      /* our primary include */
+#include "libdecnumber/decNumber.h"
+#include "libdecnumber/decNumberLocal.h"
+#include "libdecnumber/dpd/decimal32.h"
 
 /* Utility tables and routines [in decimal64.c] */
 extern const uInt   COMBEXP[32], COMBMSD[32];

libdecnumber/dpd/decimal64.c

@@ -42,11 +42,11 @@
 #include <string.h>	      /* [for memset/memcpy] */
 #include <stdio.h>	      /* [for printf] */
 
-#include "dconfig.h"	      /* GCC definitions */
+#include "libdecnumber/dconfig.h"
 #define	 DECNUMDIGITS 16      /* make decNumbers with space for 16 */
-#include "decNumber.h"	      /* base number library */
-#include "decNumberLocal.h"   /* decNumber local types, etc. */
-#include "decimal64.h"	      /* our primary include */
+#include "libdecnumber/decNumber.h"
+#include "libdecnumber/decNumberLocal.h"
+#include "libdecnumber/dpd/decimal64.h"
 
 /* Utility routines and tables [in decimal64.c]; externs for C++ */
 extern const uInt COMBEXP[32], COMBMSD[32];
@@ -70,7 +70,7 @@ extern void decNumberShow(const decNumber *);	  /* .. */
 #define DEC_BIN2CHAR 1
 #define DEC_DPD2BIN  1
 #define DEC_BIN2DPD  1		   /* used for all sizes */
-#include "decDPD.h"		   /* lookup tables */
+#include "libdecnumber/decDPD.h"
 
 /* ------------------------------------------------------------------ */
 /* decimal64FromNumber -- convert decNumber to decimal64	      */
@@ -559,7 +559,7 @@ void decimal64Show(const decimal64 *d64) {
 #else
   #define DEC_DPD2BCD 1
 #endif
-#include "decDPD.h"	      /* lookup tables */
+#include "libdecnumber/decDPD.h"
 
 /* The maximum number of decNumberUnits needed for a working copy of */
 /* the units array is the ceiling of digits/DECDPUN, where digits is */