Mercurial > hg > octave-lyh > gnulib-hg
changeset 12950:0d37d2127e54
wchar: Avoid #define replacements in C++ mode.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Mon, 08 Mar 2010 01:48:56 +0100 |
parents | a30dc7c28962 |
children | dbe2adea8676 |
files | ChangeLog lib/wchar.in.h modules/wchar |
diffstat | 3 files changed, 184 insertions(+), 68 deletions(-) [+] |
line wrap: on
line diff
--- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,14 @@ 2010-03-07 Bruno Haible <bruno@clisp.org> + wchar: Avoid #define replacements in C++ mode. + * lib/wchar.in.h: Include c++defs.h. + (btowc, wctob, mbsinit, mbrtowc, mbrlen, mbsrtowcs, mbsnrtowcs, + wcrtomb, wcsrtombs, wcsnrtombs): In C++, define a namespaced alias + symbol. + (wcwidth): Likewise. Fix prototype to be POSIX compliant. + * modules/wchar (Depends-on): Add c++defs. + (Makefile.am): Update wchar.h rule. + unistd: Avoid #define replacements in C++ mode. * lib/unistd.in.h: Include c++defs.h. (chown, close, dup, dup2, dup3, euidaccess, faccessat, fchdir,
--- a/lib/wchar.in.h +++ b/lib/wchar.in.h @@ -75,14 +75,12 @@ #ifndef _GL_WCHAR_H #define _GL_WCHAR_H +/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ + /* The definition of _GL_ARG_NONNULL is copied here. */ /* The definition of _GL_WARN_ON_USE is copied here. */ -#ifdef __cplusplus -extern "C" { -#endif - /* Define wint_t. (Also done in wctype.in.h.) */ #if !@HAVE_WINT_T@ && !defined wint_t @@ -107,12 +105,19 @@ /* Convert a single-byte character to a wide character. */ #if @GNULIB_BTOWC@ # if @REPLACE_BTOWC@ -# undef btowc -# define btowc rpl_btowc +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef btowc +# define btowc rpl_btowc +# endif +_GL_FUNCDECL_RPL (btowc, wint_t, (int c)); +_GL_CXXALIAS_RPL (btowc, wint_t, (int c)); +# else +# if !@HAVE_BTOWC@ +_GL_FUNCDECL_SYS (btowc, wint_t, (int c)); +# endif +_GL_CXXALIAS_SYS (btowc, wint_t, (int c)); # endif -# if !@HAVE_BTOWC@ || @REPLACE_BTOWC@ -extern wint_t btowc (int c); -# endif +_GL_CXXALIASWARN (btowc); #elif defined GNULIB_POSIXCHECK # undef btowc # if HAVE_RAW_DECL_BTOWC @@ -125,13 +130,20 @@ /* Convert a wide character to a single-byte character. */ #if @GNULIB_WCTOB@ # if @REPLACE_WCTOB@ -# undef wctob -# define wctob rpl_wctob +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef wctob +# define wctob rpl_wctob +# endif +_GL_FUNCDECL_RPL (wctob, int, (wint_t wc)); +_GL_CXXALIAS_RPL (wctob, int, (wint_t wc)); +# else +# if !defined wctob && !@HAVE_DECL_WCTOB@ +/* wctob is provided by gnulib, or wctob exists but is not declared. */ +_GL_FUNCDECL_SYS (wctob, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (wctob, int, (wint_t wc)); # endif -# if (!defined wctob && !@HAVE_DECL_WCTOB@) || @REPLACE_WCTOB@ -/* wctob is provided by gnulib, or wctob exists but is not declared. */ -extern int wctob (wint_t wc); -# endif +_GL_CXXALIASWARN (wctob); #elif defined GNULIB_POSIXCHECK # undef wctob # if HAVE_RAW_DECL_WCTOB @@ -144,12 +156,19 @@ /* Test whether *PS is in the initial state. */ #if @GNULIB_MBSINIT@ # if @REPLACE_MBSINIT@ -# undef mbsinit -# define mbsinit rpl_mbsinit +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mbsinit +# define mbsinit rpl_mbsinit +# endif +_GL_FUNCDECL_RPL (mbsinit, int, (const mbstate_t *ps)); +_GL_CXXALIAS_RPL (mbsinit, int, (const mbstate_t *ps)); +# else +# if !@HAVE_MBSINIT@ +_GL_FUNCDECL_SYS (mbsinit, int, (const mbstate_t *ps)); +# endif +_GL_CXXALIAS_SYS (mbsinit, int, (const mbstate_t *ps)); # endif -# if !@HAVE_MBSINIT@ || @REPLACE_MBSINIT@ -extern int mbsinit (const mbstate_t *ps); -# endif +_GL_CXXALIASWARN (mbsinit); #elif defined GNULIB_POSIXCHECK # undef mbsinit # if HAVE_RAW_DECL_MBSINIT @@ -162,12 +181,23 @@ /* Convert a multibyte character to a wide character. */ #if @GNULIB_MBRTOWC@ # if @REPLACE_MBRTOWC@ -# undef mbrtowc -# define mbrtowc rpl_mbrtowc +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mbrtowc +# define mbrtowc rpl_mbrtowc +# endif +_GL_FUNCDECL_RPL (mbrtowc, size_t, + (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)); +_GL_CXXALIAS_RPL (mbrtowc, size_t, + (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)); +# else +# if !@HAVE_MBRTOWC@ +_GL_FUNCDECL_SYS (mbrtowc, size_t, + (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)); +# endif +_GL_CXXALIAS_SYS (mbrtowc, size_t, + (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)); # endif -# if !@HAVE_MBRTOWC@ || @REPLACE_MBRTOWC@ -extern size_t mbrtowc (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps); -# endif +_GL_CXXALIASWARN (mbrtowc); #elif defined GNULIB_POSIXCHECK # undef mbrtowc # if HAVE_RAW_DECL_MBRTOWC @@ -180,12 +210,19 @@ /* Recognize a multibyte character. */ #if @GNULIB_MBRLEN@ # if @REPLACE_MBRLEN@ -# undef mbrlen -# define mbrlen rpl_mbrlen +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mbrlen +# define mbrlen rpl_mbrlen +# endif +_GL_FUNCDECL_RPL (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps)); +_GL_CXXALIAS_RPL (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps)); +# else +# if !@HAVE_MBRLEN@ +_GL_FUNCDECL_SYS (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps)); +# endif +_GL_CXXALIAS_SYS (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps)); # endif -# if !@HAVE_MBRLEN@ || @REPLACE_MBRLEN@ -extern size_t mbrlen (const char *s, size_t n, mbstate_t *ps); -# endif +_GL_CXXALIASWARN (mbrlen); #elif defined GNULIB_POSIXCHECK # undef mbrlen # if HAVE_RAW_DECL_MBRLEN @@ -198,13 +235,27 @@ /* Convert a string to a wide string. */ #if @GNULIB_MBSRTOWCS@ # if @REPLACE_MBSRTOWCS@ -# undef mbsrtowcs -# define mbsrtowcs rpl_mbsrtowcs +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mbsrtowcs +# define mbsrtowcs rpl_mbsrtowcs +# endif +_GL_FUNCDECL_RPL (mbsrtowcs, size_t, + (wchar_t *dest, const char **srcp, size_t len, mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (mbsrtowcs, size_t, + (wchar_t *dest, const char **srcp, size_t len, + mbstate_t *ps)); +# else +# if !@HAVE_MBSRTOWCS@ +_GL_FUNCDECL_SYS (mbsrtowcs, size_t, + (wchar_t *dest, const char **srcp, size_t len, mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (mbsrtowcs, size_t, + (wchar_t *dest, const char **srcp, size_t len, + mbstate_t *ps)); # endif -# if !@HAVE_MBSRTOWCS@ || @REPLACE_MBSRTOWCS@ -extern size_t mbsrtowcs (wchar_t *dest, const char **srcp, size_t len, mbstate_t *ps) - _GL_ARG_NONNULL ((2)); -# endif +_GL_CXXALIASWARN (mbsrtowcs); #elif defined GNULIB_POSIXCHECK # undef mbsrtowcs # if HAVE_RAW_DECL_MBSRTOWCS @@ -217,13 +268,29 @@ /* Convert a string to a wide string. */ #if @GNULIB_MBSNRTOWCS@ # if @REPLACE_MBSNRTOWCS@ -# undef mbsnrtowcs -# define mbsnrtowcs rpl_mbsnrtowcs +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mbsnrtowcs +# define mbsnrtowcs rpl_mbsnrtowcs +# endif +_GL_FUNCDECL_RPL (mbsnrtowcs, size_t, + (wchar_t *dest, const char **srcp, size_t srclen, size_t len, + mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (mbsnrtowcs, size_t, + (wchar_t *dest, const char **srcp, size_t srclen, size_t len, + mbstate_t *ps)); +# else +# if !@HAVE_MBSNRTOWCS@ +_GL_FUNCDECL_SYS (mbsnrtowcs, size_t, + (wchar_t *dest, const char **srcp, size_t srclen, size_t len, + mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (mbsnrtowcs, size_t, + (wchar_t *dest, const char **srcp, size_t srclen, size_t len, + mbstate_t *ps)); # endif -# if !@HAVE_MBSNRTOWCS@ || @REPLACE_MBSNRTOWCS@ -extern size_t mbsnrtowcs (wchar_t *dest, const char **srcp, size_t srclen, size_t len, mbstate_t *ps) - _GL_ARG_NONNULL ((2)); -# endif +_GL_CXXALIASWARN (mbsnrtowcs); #elif defined GNULIB_POSIXCHECK # undef mbsnrtowcs # if HAVE_RAW_DECL_MBSNRTOWCS @@ -236,12 +303,19 @@ /* Convert a wide character to a multibyte character. */ #if @GNULIB_WCRTOMB@ # if @REPLACE_WCRTOMB@ -# undef wcrtomb -# define wcrtomb rpl_wcrtomb +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef wcrtomb +# define wcrtomb rpl_wcrtomb +# endif +_GL_FUNCDECL_RPL (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps)); +_GL_CXXALIAS_RPL (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps)); +# else +# if !@HAVE_WCRTOMB@ +_GL_FUNCDECL_SYS (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps)); +# endif +_GL_CXXALIAS_SYS (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps)); # endif -# if !@HAVE_WCRTOMB@ || @REPLACE_WCRTOMB@ -extern size_t wcrtomb (char *s, wchar_t wc, mbstate_t *ps); -# endif +_GL_CXXALIASWARN (wcrtomb); #elif defined GNULIB_POSIXCHECK # undef wcrtomb # if HAVE_RAW_DECL_WCRTOMB @@ -254,13 +328,27 @@ /* Convert a wide string to a string. */ #if @GNULIB_WCSRTOMBS@ # if @REPLACE_WCSRTOMBS@ -# undef wcsrtombs -# define wcsrtombs rpl_wcsrtombs +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef wcsrtombs +# define wcsrtombs rpl_wcsrtombs +# endif +_GL_FUNCDECL_RPL (wcsrtombs, size_t, + (char *dest, const wchar_t **srcp, size_t len, mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (wcsrtombs, size_t, + (char *dest, const wchar_t **srcp, size_t len, + mbstate_t *ps)); +# else +# if !@HAVE_WCSRTOMBS@ +_GL_FUNCDECL_SYS (wcsrtombs, size_t, + (char *dest, const wchar_t **srcp, size_t len, mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (wcsrtombs, size_t, + (char *dest, const wchar_t **srcp, size_t len, + mbstate_t *ps)); # endif -# if !@HAVE_WCSRTOMBS@ || @REPLACE_WCSRTOMBS@ -extern size_t wcsrtombs (char *dest, const wchar_t **srcp, size_t len, mbstate_t *ps) - _GL_ARG_NONNULL ((2)); -# endif +_GL_CXXALIASWARN (wcsrtombs); #elif defined GNULIB_POSIXCHECK # undef wcsrtombs # if HAVE_RAW_DECL_WCSRTOMBS @@ -273,13 +361,29 @@ /* Convert a wide string to a string. */ #if @GNULIB_WCSNRTOMBS@ # if @REPLACE_WCSNRTOMBS@ -# undef wcsnrtombs -# define wcsnrtombs rpl_wcsnrtombs +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef wcsnrtombs +# define wcsnrtombs rpl_wcsnrtombs +# endif +_GL_FUNCDECL_RPL (wcsnrtombs, size_t, + (char *dest, const wchar_t **srcp, size_t srclen, size_t len, + mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (wcsnrtombs, size_t, + (char *dest, const wchar_t **srcp, size_t srclen, size_t len, + mbstate_t *ps)); +# else +# if !@HAVE_WCSNRTOMBS@ +_GL_FUNCDECL_SYS (wcsnrtombs, size_t, + (char *dest, const wchar_t **srcp, size_t srclen, size_t len, + mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (wcsnrtombs, size_t, + (char *dest, const wchar_t **srcp, size_t srclen, size_t len, + mbstate_t *ps)); # endif -# if !@HAVE_WCSNRTOMBS@ || @REPLACE_WCSNRTOMBS@ -extern size_t wcsnrtombs (char *dest, const wchar_t **srcp, size_t srclen, size_t len, mbstate_t *ps) - _GL_ARG_NONNULL ((2)); -# endif +_GL_CXXALIASWARN (wcsnrtombs); #elif defined GNULIB_POSIXCHECK # undef wcsnrtombs # if HAVE_RAW_DECL_WCSNRTOMBS @@ -292,15 +396,20 @@ /* Return the number of screen columns needed for WC. */ #if @GNULIB_WCWIDTH@ # if @REPLACE_WCWIDTH@ -# undef wcwidth -# define wcwidth rpl_wcwidth -extern int wcwidth (wchar_t); +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef wcwidth +# define wcwidth rpl_wcwidth +# endif +_GL_FUNCDECL_RPL (wcwidth, int, (wchar_t)); +_GL_CXXALIAS_RPL (wcwidth, int, (wchar_t)); # else # if !defined wcwidth && !@HAVE_DECL_WCWIDTH@ /* wcwidth exists but is not declared. */ -extern int wcwidth (int /* actually wchar_t */); +_GL_FUNCDECL_SYS (wcwidth, int, (wchar_t)); # endif +_GL_CXXALIAS_SYS (wcwidth, int, (wchar_t)); # endif +_GL_CXXALIASWARN (wcwidth); #elif defined GNULIB_POSIXCHECK # undef wcwidth # if HAVE_RAW_DECL_WCWIDTH @@ -310,10 +419,6 @@ #endif -#ifdef __cplusplus -} -#endif - #endif /* _GL_WCHAR_H */ #endif /* _GL_WCHAR_H */ #endif
--- a/modules/wchar +++ b/modules/wchar @@ -8,6 +8,7 @@ Depends-on: arg-nonnull +c++defs include_next stddef warn-on-use @@ -20,7 +21,7 @@ # We need the following in order to create <wchar.h> when the system # version does not work standalone. -wchar.h: wchar.in.h $(WARN_ON_USE_H) $(ARG_NONNULL_H) +wchar.h: wchar.in.h $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H) $(AM_V_GEN)rm -f $@-t $@ && \ { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \ sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \ @@ -62,6 +63,7 @@ -e 's|@''REPLACE_WCSRTOMBS''@|$(REPLACE_WCSRTOMBS)|g' \ -e 's|@''REPLACE_WCSNRTOMBS''@|$(REPLACE_WCSNRTOMBS)|g' \ -e 's|@''REPLACE_WCWIDTH''@|$(REPLACE_WCWIDTH)|g' \ + -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \ -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \ -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \ < $(srcdir)/wchar.in.h; \