X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2FSDCCutil.c;h=a08cd115abe74ce9aea81c81de8c9e013cd6d361;hb=e4686e809bb3f1922a4fe850adc00c503a72ad24;hp=d100aa463d54e407c00ad1f9a1504dc66524d440;hpb=3774d10bc17b9409d341b4897b7f332003cec3cb;p=fw%2Fsdcc

diff --git a/src/SDCCutil.c b/src/SDCCutil.c
index d100aa46..a08cd115 100644
--- a/src/SDCCutil.c
+++ b/src/SDCCutil.c
@@ -22,6 +22,8 @@
    what you give them.   Help stamp out software-hoarding!
 -------------------------------------------------------------------------*/
 
+#include <math.h>
+
 #ifdef _WIN32
 #include <ctype.h>
 #include <windows.h>
@@ -36,6 +38,8 @@
 #include "findme.h"
 #endif
 
+#include "version.h"
+
 /** Given an array of name, value string pairs creates a new hash
     containing all of the pairs.
 */
@@ -134,7 +138,7 @@ getBinPath(const char *prel)
     return path;
   }
   /* not enough info in prel; do it with module name */
-  else if (0 != GetModuleFileName(NULL, path, sizeof path) != 0 &&
+  else if (0 != GetModuleFileName(NULL, path, sizeof path) &&
     NULL != (p = strrchr(path, DIR_SEPARATOR_CHAR))) {
     *p = '\0';
     return path;
@@ -286,6 +290,65 @@ char *strncatz(char *dest, const char *src, size_t n)
 }
 
 
+/*-----------------------------------------------------------------*/
+/* getBuildNumber - return build number                            */
+/*-----------------------------------------------------------------*/
+const char *getBuildNumber(void)
+{
+  return (SDCC_BUILD_NUMBER);
+}
+
+/*-----------------------------------------------------------------*/
+/* doubleFromFixed16x16 - convert a fixed16x16 to double           */
+/*-----------------------------------------------------------------*/
+double doubleFromFixed16x16(TYPE_UDWORD value)
+{
+#if 0
+  /* This version is incorrect negative values. */
+  double tmp=0, exp=2;
+
+    tmp = (value & 0xffff0000) >> 16;
+    
+    while(value) {
+      value &= 0xffff;
+      if(value & 0x8000)tmp += 1/exp;
+      exp *= 2;
+      value <<= 1;
+    }
+  
+  return (tmp);
+#else
+  return ((double)(value * 1.0) / (double)(1UL << 16));
+#endif
+}
+
+TYPE_UDWORD fixed16x16FromDouble(double value)
+{
+#if 0
+  /* This version is incorrect negative values. */
+  unsigned int tmp=0, pos=16;
+  TYPE_UDWORD res;
+
+    tmp = floor( value );
+    res = tmp << 16;
+    value -= tmp;
+    
+    tmp = 0;
+    while(pos--) {
+      value *= 2;
+      if(value >= 1.0)tmp |= (1 << pos);
+      value -= floor( value );
+    }
+  
+    res |= tmp;
+
+  return (res);
+#else
+  return  (TYPE_UDWORD)(value * (double)(1UL << 16));
+#endif
+}
+
+
 #if defined(HAVE_VSNPRINTF) || defined(HAVE_VSPRINTF)
 size_t SDCCsnprintf(char *dst, size_t n, const char *fmt, ...)
 {