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bpo-40521: Make bytes singletons per interpreter (GH-21074)

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Each interpreter now has its own empty bytes string and single byte
character singletons.

Replace STRINGLIB_EMPTY macro with STRINGLIB_GET_EMPTY() macro.
This commit is contained in:
Victor Stinner 2020-06-23 15:54:35 +02:00 • committed by GitHub
parent 32f2eda859
commit c41eed1a87
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GPG key ID: 4AEE18F83AFDEB23
13 changed files with 96 additions and 53 deletions
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5
Objects/stringlib/stringdefs.h
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@ -1,6 +1,10 @@
#ifndef STRINGLIB_STRINGDEFS_H
#define STRINGLIB_STRINGDEFS_H
#ifndef STRINGLIB_GET_EMPTY
# error "STRINGLIB_GET_EMPTY macro must be defined"
#endif
/* this is sort of a hack. there's at least one place (formatting
floats) where some stringlib code takes a different path if it's
compiled as unicode. */
@ -13,7 +17,6 @@
#define STRINGLIB_CHAR char
#define STRINGLIB_TYPE_NAME "string"
#define STRINGLIB_PARSE_CODE "S"
#define STRINGLIB_EMPTY nullstring
#define STRINGLIB_ISSPACE Py_ISSPACE
#define STRINGLIB_ISLINEBREAK(x) ((x == '\n') || (x == '\r'))
#define STRINGLIB_ISDECIMAL(x) ((x >= '0') && (x <= '9'))