libiberty: remove source files that either duplicate functionality

already present in all modern libc implementations, or are
incompatible with modern development environments, or both.

1 files changed, 0 insertions, 154 deletions

diff --git a/libiberty/copysign.c b/libiberty/copysign.c
deleted file mode 100644
index 6793f22e8..000000000
--- a/libiberty/copysign.c
+++ /dev/null
@@ -1,154 +0,0 @@
-#include <ansidecl.h>
-
-#ifdef __IEEE_BIG_ENDIAN
-
-typedef union 
-{
-  double value;
-  struct 
-  {
-    unsigned int sign : 1;
-    unsigned int exponent: 11;
-    unsigned int fraction0:4;
-    unsigned int fraction1:16;
-    unsigned int fraction2:16;
-    unsigned int fraction3:16;
-    
-  } number;
-  struct 
-  {
-    unsigned int sign : 1;
-    unsigned int exponent: 11;
-    unsigned int quiet:1;
-    unsigned int function0:3;
-    unsigned int function1:16;
-    unsigned int function2:16;
-    unsigned int function3:16;
-  } nan;
-  struct 
-  {
-    unsigned long msw;
-    unsigned long lsw;
-  } parts;
-    long aslong[2];
-} __ieee_double_shape_type;
-
-#endif
-
-#ifdef __IEEE_LITTLE_ENDIAN
-
-typedef union 
-{
-  double value;
-  struct 
-  {
-#ifdef __SMALL_BITFIELDS
-    unsigned int fraction3:16;
-    unsigned int fraction2:16;
-    unsigned int fraction1:16;
-    unsigned int fraction0: 4;
-#else
-    unsigned int fraction1:32;
-    unsigned int fraction0:20;
-#endif
-    unsigned int exponent :11;
-    unsigned int sign     : 1;
-  } number;
-  struct 
-  {
-#ifdef __SMALL_BITFIELDS
-    unsigned int function3:16;
-    unsigned int function2:16;
-    unsigned int function1:16;
-    unsigned int function0:3;
-#else
-    unsigned int function1:32;
-    unsigned int function0:19;
-#endif
-    unsigned int quiet:1;
-    unsigned int exponent: 11;
-    unsigned int sign : 1;
-  } nan;
-  struct 
-  {
-    unsigned long lsw;
-    unsigned long msw;
-  } parts;
-
-  long aslong[2];
-
-} __ieee_double_shape_type;
-
-#endif
-
-#ifdef __IEEE_BIG_ENDIAN
-typedef union
-{
-  float value;
-  struct 
-  {
-    unsigned int sign : 1;
-    unsigned int exponent: 8;
-    unsigned int fraction0: 7;
-    unsigned int fraction1: 16;
-  } number;
-  struct 
-  {
-    unsigned int sign:1;
-    unsigned int exponent:8;
-    unsigned int quiet:1;
-    unsigned int function0:6;
-    unsigned int function1:16;
-  } nan;
-  long p1;
-  
-} __ieee_float_shape_type;
-#endif
-
-#ifdef __IEEE_LITTLE_ENDIAN
-typedef union
-{
-  float value;
-  struct 
-  {
-    unsigned int fraction0: 7;
-    unsigned int fraction1: 16;
-    unsigned int exponent: 8;
-    unsigned int sign : 1;
-  } number;
-  struct 
-  {
-    unsigned int function1:16;
-    unsigned int function0:6;
-    unsigned int quiet:1;
-    unsigned int exponent:8;
-    unsigned int sign:1;
-  } nan;
-  long p1;
-  
-} __ieee_float_shape_type;
-#endif
-
-#if defined(__IEEE_BIG_ENDIAN) || defined(__IEEE_LITTLE_ENDIAN)
-
-double
-copysign (double x, double y)
-{
-  __ieee_double_shape_type a,b;
-  b.value = y;  
-  a.value = x;
-  a.number.sign =b.number.sign;
-  return a.value;
-}
-
-#else
-
-double
-copysign (double x, double y)
-{
-  if ((x < 0 && y > 0) || (x > 0 && y < 0))
-    return -x;
-  return x;
-}
-
-#endif