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[PATCH]: Don't define ctype is* and to* macro if C++
- To: newlib list <newlib at sources dot redhat dot com>
- Subject: [PATCH]: Don't define ctype is* and to* macro if C++
- From: Danny Smith <danny_r_smith_2001 at yahoo dot co dot nz>
- Date: Wed, 6 Jun 2001 18:30:38 +1000 (EST)
islapha, islower, etc are (overloaded) functions in std C++. Defining these
functions as macros breaks C++ code that uses these functions. See for
eaxample:
http://sources.redhat.com/ml/cygwin/2001-06/msg00296.html.
Patch guards these macros with #ifndef __cplusplus
Danny
ChangeLog
2001-05-06 Danny Smith <dannysmith@users.sourceforge.net>
* /libc/include/ctype.h (is* and to* macros): Do not define if C++.
--- ctype.h.orig Wed Apr 25 13:02:04 2001
+++ ctype.h Wed Jun 06 21:11:32 2001
@@ -38,6 +38,7 @@ int _EXFUN(_toupper, (int __c));
extern __IMPORT _CONST char _ctype_[];
+#ifndef __cplusplus
#define isalpha(c) ((_ctype_+1)[(unsigned)(c)]&(_U|_L))
#define isupper(c) ((_ctype_+1)[(unsigned)(c)]&_U)
#define islower(c) ((_ctype_+1)[(unsigned)(c)]&_L)
@@ -57,6 +58,7 @@ extern __IMPORT _CONST char _ctype_[];
# define tolower(c) \
__extension__ ({ int __x = (c); isupper(__x) ? (__x - 'A' + 'a') : __x;})
#endif
+#endif /* __cplusplus */
#ifndef __STRICT_ANSI__
#define isascii(c) ((unsigned)(c)<=0177)
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