From 04894a7f2ffb84b5b5d267e4692e3c93a106fa3e Mon Sep 17 00:00:00 2001
From: musil <tmusil@users.sourceforge.net>
Date: Thu, 4 Jul 2013 12:50:52 +0000
Subject: iemlib.h now in include folder parallel to library folder

svn path=/trunk/externals/iemlib/; revision=17176
---
 include/iemlib.h | 118 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 include/iemlib.h

diff --git a/include/iemlib.h b/include/iemlib.h
new file mode 100644
index 0000000..ac1ffce
--- /dev/null
+++ b/include/iemlib.h
@@ -0,0 +1,118 @@
+/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
+* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
+
+iemlib written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2012 */
+
+#ifndef __IEMLIB_H__
+#define __IEMLIB_H__
+
+
+#define IS_A_NULL(atom,index) ((atom+index)->a_type == A_NULL)
+#define IS_A_POINTER(atom,index) ((atom+index)->a_type == A_POINTER)
+#define IS_A_FLOAT(atom,index) ((atom+index)->a_type == A_FLOAT)
+#define IS_A_SYMBOL(atom,index) ((atom+index)->a_type == A_SYMBOL)
+#define IS_A_DOLLAR(atom,index) ((atom+index)->a_type == A_DOLLAR)
+#define IS_A_DOLLSYM(atom,index) ((atom+index)->a_type == A_DOLLSYM)
+#define IS_A_SEMI(atom,index) ((atom+index)->a_type == A_SEMI)
+#define IS_A_COMMA(atom,index) ((atom+index)->a_type == A_COMMA)
+
+#define SETNULL(atom) ((atom)->a_type = A_NULL)
+
+/* now miller's code starts : 
+     for 4 point interpolation
+     for lookup tables
+     for denormal floats
+ */
+
+#ifdef MSW
+int sys_noloadbang;
+//t_symbol *iemgui_key_sym=0;
+#include <io.h>
+#else
+extern int sys_noloadbang;
+//extern t_symbol *iemgui_key_sym;
+#include <unistd.h>
+#endif
+
+#define DEFDELVS 64
+#define XTRASAMPS 4
+#define SAMPBLK 4
+
+#define UNITBIT32 1572864.  /* 3*2^19; bit 32 has place value 1 */
+
+    /* machine-dependent definitions.  These ifdefs really
+    should have been by CPU type and not by operating system! */
+#ifdef IRIX
+    /* big-endian.  Most significant byte is at low address in memory */
+#define HIOFFSET 0    /* word offset to find MSB */
+#define LOWOFFSET 1    /* word offset to find LSB */
+#define int32 long  /* a data type that has 32 bits */
+#endif /* IRIX */
+
+#ifdef MSW
+    /* little-endian; most significant byte is at highest address */
+#define HIOFFSET 1
+#define LOWOFFSET 0
+#define int32 long
+#endif /* MSW */
+
+#if defined(__FreeBSD__) || defined(__APPLE__) || defined(__FreeBSD_kernel__)
+#include <machine/endian.h>
+#endif
+
+#if defined(__linux__) || defined(__CYGWIN__) || defined(__GNU__) || defined(ANDROID)
+#include <endian.h>
+#endif
+
+#if defined(__unix__) || defined(__APPLE__)
+#if !defined(BYTE_ORDER) || !defined(LITTLE_ENDIAN)                         
+#error No byte order defined                                                    
+#endif                                                                          
+
+#if BYTE_ORDER == LITTLE_ENDIAN                                             
+#define HIOFFSET 1                                                              
+#define LOWOFFSET 0                                                             
+#else                                                                           
+#define HIOFFSET 0    /* word offset to find MSB */                             
+#define LOWOFFSET 1    /* word offset to find LSB */                            
+#endif /* __BYTE_ORDER */                                                       
+#include <sys/types.h>
+#define int32 int32_t
+#endif /* __unix__ or __APPLE__*/
+
+union tabfudge_d
+{
+  double tf_d;
+  int32 tf_i[2];
+};
+
+union tabfudge_f
+{
+  float tf_f;
+  long  tf_l;
+};
+
+#if defined __i386__ || defined __x86_64__
+#define IEM_DENORMAL(f) ((((*(unsigned int*)&(f))&0x60000000)==0) || \
+(((*(unsigned int*)&(f))&0x60000000)==0x60000000))
+/* more stringent test: anything not between 1e-19 and 1e19 in absolute val */
+#else
+
+#define IEM_DENORMAL(f) 0
+
+#endif
+
+/* on 64bit systems we cannot use garray_getfloatarray... */
+#if ((defined PD_MAJOR_VERSION && defined PD_MINOR_VERSION) && (PD_MAJOR_VERSION > 0 || PD_MINOR_VERSION > 40))
+# define iemarray_t t_word
+# define iemarray_getarray garray_getfloatwords
+# define iemarray_getfloat(pointer, index) (pointer[index].w_float)
+# define iemarray_setfloat(pointer, index, fvalue) (pointer[index].w_float = fvalue)
+#else
+# define iemarray_t t_float
+# define iemarray_getarray garray_getfloatarray
+# define iemarray_getfloat(pointer, index) (pointer[index])
+# define iemarray_setfloat(pointer, index, fvalue) (pointer[index] = fvalue)
+#endif
+
+#endif
-- 
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