mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-11-01 10:45:30 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 15

Purported fixes for 64-bit platforms with help from John Jorgensen

Browse source
This commit is contained in:
Guido van Rossum 1998-04-23 20:23:00 +00:00
parent 115f517f77
commit 690119621e
3 changed files with 105 additions and 69 deletions
Download patch file Download diff file Expand all files Collapse all files

36
Modules/audioop.c
View file

@ -33,6 +33,18 @@ PERFORMANCE OF THIS SOFTWARE.
#include "Python.h"
#if SIZEOF_INT == 4
typedef int Py_Int32;
typedef unsigned int Py_UInt32;
#else
#if SIZEOF_LONG == 4
typedef long Py_Int32;
typedef unsigned long Py_UInt32;
#else
#error "No 4-byte integral type"
#endif
#endif
#if defined(__CHAR_UNSIGNED__)
#if defined(signed)
!ERROR!; READ THE SOURCE FILE!;
@ -164,7 +176,7 @@ static int stepsizeTable[89] = {
#define CHARP(cp, i) ((signed char *)(cp+i))
#define SHORTP(cp, i) ((short *)(cp+i))
#define LONGP(cp, i) ((long *)(cp+i))
#define LONGP(cp, i) ((Py_Int32 *)(cp+i))
@ -670,7 +682,7 @@ audioop_mul(self, args)
val = (int)fval;
if ( size == 1 ) *CHARP(ncp, i) = (signed char)val;
else if ( size == 2 ) *SHORTP(ncp, i) = (short)val;
else if ( size == 4 ) *LONGP(ncp, i) = (long)val;
else if ( size == 4 ) *LONGP(ncp, i) = (Py_Int32)val;
}
return rv;
}
@ -716,7 +728,7 @@ audioop_tomono(self, args)
val1 = (int)fval;
if ( size == 1 ) *CHARP(ncp, i/2) = (signed char)val1;
else if ( size == 2 ) *SHORTP(ncp, i/2) = (short)val1;
else if ( size == 4 ) *LONGP(ncp, i/2)= (long)val1;
else if ( size == 4 ) *LONGP(ncp, i/2)= (Py_Int32)val1;
}
return rv;
}
@ -766,11 +778,11 @@ audioop_tostereo(self, args)
if ( size == 1 ) *CHARP(ncp, i*2) = (signed char)val1;
else if ( size == 2 ) *SHORTP(ncp, i*2) = (short)val1;
else if ( size == 4 ) *LONGP(ncp, i*2) = (long)val1;
else if ( size == 4 ) *LONGP(ncp, i*2) = (Py_Int32)val1;
if ( size == 1 ) *CHARP(ncp, i*2+1) = (signed char)val2;
else if ( size == 2 ) *SHORTP(ncp, i*2+2) = (short)val2;
else if ( size == 4 ) *LONGP(ncp, i*2+4) = (long)val2;
else if ( size == 4 ) *LONGP(ncp, i*2+4) = (Py_Int32)val2;
}
return rv;
}
@ -825,7 +837,7 @@ audioop_add(self, args)
if ( size == 1 ) *CHARP(ncp, i) = (signed char)newval;
else if ( size == 2 ) *SHORTP(ncp, i) = (short)newval;
else if ( size == 4 ) *LONGP(ncp, i) = (long)newval;
else if ( size == 4 ) *LONGP(ncp, i) = (Py_Int32)newval;
}
return rv;
}
@ -863,7 +875,7 @@ audioop_bias(self, args)
if ( size == 1 ) *CHARP(ncp, i) = (signed char)(val+bias);
else if ( size == 2 ) *SHORTP(ncp, i) = (short)(val+bias);
else if ( size == 4 ) *LONGP(ncp, i) = (long)(val+bias);
else if ( size == 4 ) *LONGP(ncp, i) = (Py_Int32)(val+bias);
}
return rv;
}
@ -902,7 +914,7 @@ audioop_reverse(self, args)
if ( size == 1 ) *CHARP(ncp, j) = (signed char)(val >> 8);
else if ( size == 2 ) *SHORTP(ncp, j) = (short)(val);
else if ( size == 4 ) *LONGP(ncp, j) = (long)(val<<16);
else if ( size == 4 ) *LONGP(ncp, j) = (Py_Int32)(val<<16);
}
return rv;
}
@ -940,7 +952,7 @@ audioop_lin2lin(self, args)
if ( size2 == 1 ) *CHARP(ncp, j) = (signed char)(val >> 8);
else if ( size2 == 2 ) *SHORTP(ncp, j) = (short)(val);
else if ( size2 == 4 ) *LONGP(ncp, j) = (long)(val<<16);
else if ( size2 == 4 ) *LONGP(ncp, j) = (Py_Int32)(val<<16);
}
return rv;
}
@ -1080,7 +1092,7 @@ audioop_ratecv(self, args)
else if (size == 2)
*SHORTP(ncp, 0) = (short)(cur_o);
else if (size == 4)
*LONGP(ncp, 0) = (long)(cur_o<<16);
*LONGP(ncp, 0) = (Py_Int32)(cur_o<<16);
ncp += size;
}
d -= inrate;
@ -1155,7 +1167,7 @@ audioop_ulaw2lin(self, args)
if ( size == 1 ) *CHARP(ncp, i) = (signed char)(val >> 8);
else if ( size == 2 ) *SHORTP(ncp, i) = (short)(val);
else if ( size == 4 ) *LONGP(ncp, i) = (long)(val<<16);
else if ( size == 4 ) *LONGP(ncp, i) = (Py_Int32)(val<<16);
}
return rv;
}
@ -1355,7 +1367,7 @@ audioop_adpcm2lin(self, args)
/* Step 6 - Output value */
if ( size == 1 ) *CHARP(ncp, i) = (signed char)(valpred >> 8);
else if ( size == 2 ) *SHORTP(ncp, i) = (short)(valpred);
else if ( size == 4 ) *LONGP(ncp, i) = (long)(valpred<<16);
else if ( size == 4 ) *LONGP(ncp, i) = (Py_Int32)(valpred<<16);
}
rv = Py_BuildValue("(O(ii))", str, valpred, index);