# HG changeset patch # User Bruno Haible # Date 1267898790 -3600 # Node ID 6a1b2eb4c331b3bba58537a8aeedcea4df5b505b # Parent f49745f2baa7a941feac390a0a938a27059f7d5c More consistent naming of *.m4 files. diff --git a/ChangeLog b/ChangeLog --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2010-03-06 Bruno Haible + + More consistent naming of *.m4 files. + * m4/wchar_h.m4: Renamed from m4/wchar.m4. + * modules/wchar (Files): Update. + 2010-03-06 Jim Meyering euidaccess: relax license to LGPLv2+ diff --git a/m4/wchar.m4 b/m4/wchar.m4 deleted file mode 100644 --- a/m4/wchar.m4 +++ /dev/null @@ -1,150 +0,0 @@ -dnl A placeholder for ISO C99 , for platforms that have issues. - -dnl Copyright (C) 2007-2010 Free Software Foundation, Inc. -dnl This file is free software; the Free Software Foundation -dnl gives unlimited permission to copy and/or distribute it, -dnl with or without modifications, as long as this notice is preserved. - -dnl Written by Eric Blake. - -# wchar.m4 serial 31 - -AC_DEFUN([gl_WCHAR_H], -[ - AC_REQUIRE([gl_WCHAR_H_DEFAULTS]) - AC_REQUIRE([gl_WCHAR_H_INLINE_OK]) - dnl Prepare for creating substitute . - dnl Check for (missing in Linux uClibc when built without wide - dnl character support). - dnl is always overridden, because of GNULIB_POSIXCHECK. - AC_CHECK_HEADERS_ONCE([wchar.h]) - gl_CHECK_NEXT_HEADERS([wchar.h]) - if test $ac_cv_header_wchar_h = yes; then - HAVE_WCHAR_H=1 - else - HAVE_WCHAR_H=0 - fi - AC_SUBST([HAVE_WCHAR_H]) - - AC_REQUIRE([gt_TYPE_WINT_T]) - if test $gt_cv_c_wint_t = yes; then - HAVE_WINT_T=1 - else - HAVE_WINT_T=0 - fi - AC_SUBST([HAVE_WINT_T]) - - dnl Check for declarations of anything we want to poison if the - dnl corresponding gnulib module is not in use. - gl_WARN_ON_USE_PREPARE([[ -/* Some systems require additional headers. */ -#ifndef __GLIBC__ -# include -# include -# include -#endif -#include - ]], [btowc wctob mbsinit mbrtowc mbrlen mbsrtowcs mbsnrtowcs wcrtomb - wcsrtombs wcsnrtombs wcwidth]) -]) - -dnl Check whether is usable at all. -AC_DEFUN([gl_WCHAR_H_INLINE_OK], -[ - dnl Test whether suffers due to the transition from '__inline' to - dnl 'gnu_inline'. See - dnl and . In summary, - dnl glibc version 2.5 or older, together with gcc version 4.3 or newer and - dnl the option -std=c99 or -std=gnu99, leads to a broken . - AC_CACHE_CHECK([whether uses 'inline' correctly], - [gl_cv_header_wchar_h_correct_inline], - [gl_cv_header_wchar_h_correct_inline=yes - AC_LANG_CONFTEST([ - AC_LANG_SOURCE([[#define wcstod renamed_wcstod -#include -extern int zero (void); -int main () { return zero(); } -]])]) - if AC_TRY_EVAL([ac_compile]); then - mv conftest.$ac_objext conftest1.$ac_objext - AC_LANG_CONFTEST([ - AC_LANG_SOURCE([[#define wcstod renamed_wcstod -#include -int zero (void) { return 0; } -]])]) - if AC_TRY_EVAL([ac_compile]); then - mv conftest.$ac_objext conftest2.$ac_objext - if $CC -o conftest$ac_exeext $CFLAGS $LDFLAGS conftest1.$ac_objext conftest2.$ac_objext $LIBS >&AS_MESSAGE_LOG_FD 2>&1; then - : - else - gl_cv_header_wchar_h_correct_inline=no - fi - fi - fi - rm -f conftest1.$ac_objext conftest2.$ac_objext conftest$ac_exeext - ]) - if test $gl_cv_header_wchar_h_correct_inline = no; then - AC_MSG_ERROR([ cannot be used with this compiler ($CC $CFLAGS $CPPFLAGS). -This is a known interoperability problem of glibc <= 2.5 with gcc >= 4.3 in -C99 mode. You have four options: - - Add the flag -fgnu89-inline to CC and reconfigure, or - - Fix your include files, using parts of - , or - - Use a gcc version older than 4.3, or - - Don't use the flags -std=c99 or -std=gnu99. -Configuration aborted.]) - fi -]) - -dnl Unconditionally enables the replacement of . -AC_DEFUN([gl_REPLACE_WCHAR_H], -[ - dnl This is a no-op, because is always overridden. - : -]) - -AC_DEFUN([gl_WCHAR_MODULE_INDICATOR], -[ - dnl Use AC_REQUIRE here, so that the default settings are expanded once only. - AC_REQUIRE([gl_WCHAR_H_DEFAULTS]) - GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1 -]) - -AC_DEFUN([gl_WCHAR_H_DEFAULTS], -[ - GNULIB_BTOWC=0; AC_SUBST([GNULIB_BTOWC]) - GNULIB_WCTOB=0; AC_SUBST([GNULIB_WCTOB]) - GNULIB_MBSINIT=0; AC_SUBST([GNULIB_MBSINIT]) - GNULIB_MBRTOWC=0; AC_SUBST([GNULIB_MBRTOWC]) - GNULIB_MBRLEN=0; AC_SUBST([GNULIB_MBRLEN]) - GNULIB_MBSRTOWCS=0; AC_SUBST([GNULIB_MBSRTOWCS]) - GNULIB_MBSNRTOWCS=0; AC_SUBST([GNULIB_MBSNRTOWCS]) - GNULIB_WCRTOMB=0; AC_SUBST([GNULIB_WCRTOMB]) - GNULIB_WCSRTOMBS=0; AC_SUBST([GNULIB_WCSRTOMBS]) - GNULIB_WCSNRTOMBS=0; AC_SUBST([GNULIB_WCSNRTOMBS]) - GNULIB_WCWIDTH=0; AC_SUBST([GNULIB_WCWIDTH]) - dnl Assume proper GNU behavior unless another module says otherwise. - HAVE_BTOWC=1; AC_SUBST([HAVE_BTOWC]) - HAVE_MBSINIT=1; AC_SUBST([HAVE_MBSINIT]) - HAVE_MBRTOWC=1; AC_SUBST([HAVE_MBRTOWC]) - HAVE_MBRLEN=1; AC_SUBST([HAVE_MBRLEN]) - HAVE_MBSRTOWCS=1; AC_SUBST([HAVE_MBSRTOWCS]) - HAVE_MBSNRTOWCS=1; AC_SUBST([HAVE_MBSNRTOWCS]) - HAVE_WCRTOMB=1; AC_SUBST([HAVE_WCRTOMB]) - HAVE_WCSRTOMBS=1; AC_SUBST([HAVE_WCSRTOMBS]) - HAVE_WCSNRTOMBS=1; AC_SUBST([HAVE_WCSNRTOMBS]) - HAVE_DECL_WCTOB=1; AC_SUBST([HAVE_DECL_WCTOB]) - HAVE_DECL_WCWIDTH=1; AC_SUBST([HAVE_DECL_WCWIDTH]) - REPLACE_MBSTATE_T=0; AC_SUBST([REPLACE_MBSTATE_T]) - REPLACE_BTOWC=0; AC_SUBST([REPLACE_BTOWC]) - REPLACE_WCTOB=0; AC_SUBST([REPLACE_WCTOB]) - REPLACE_MBSINIT=0; AC_SUBST([REPLACE_MBSINIT]) - REPLACE_MBRTOWC=0; AC_SUBST([REPLACE_MBRTOWC]) - REPLACE_MBRLEN=0; AC_SUBST([REPLACE_MBRLEN]) - REPLACE_MBSRTOWCS=0; AC_SUBST([REPLACE_MBSRTOWCS]) - REPLACE_MBSNRTOWCS=0; AC_SUBST([REPLACE_MBSNRTOWCS]) - REPLACE_WCRTOMB=0; AC_SUBST([REPLACE_WCRTOMB]) - REPLACE_WCSRTOMBS=0; AC_SUBST([REPLACE_WCSRTOMBS]) - REPLACE_WCSNRTOMBS=0; AC_SUBST([REPLACE_WCSNRTOMBS]) - REPLACE_WCWIDTH=0; AC_SUBST([REPLACE_WCWIDTH]) -]) diff --git a/m4/wchar_h.m4 b/m4/wchar_h.m4 new file mode 100644 --- /dev/null +++ b/m4/wchar_h.m4 @@ -0,0 +1,150 @@ +dnl A placeholder for ISO C99 , for platforms that have issues. + +dnl Copyright (C) 2007-2010 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +dnl Written by Eric Blake. + +# wchar_h.m4 serial 31 + +AC_DEFUN([gl_WCHAR_H], +[ + AC_REQUIRE([gl_WCHAR_H_DEFAULTS]) + AC_REQUIRE([gl_WCHAR_H_INLINE_OK]) + dnl Prepare for creating substitute . + dnl Check for (missing in Linux uClibc when built without wide + dnl character support). + dnl is always overridden, because of GNULIB_POSIXCHECK. + AC_CHECK_HEADERS_ONCE([wchar.h]) + gl_CHECK_NEXT_HEADERS([wchar.h]) + if test $ac_cv_header_wchar_h = yes; then + HAVE_WCHAR_H=1 + else + HAVE_WCHAR_H=0 + fi + AC_SUBST([HAVE_WCHAR_H]) + + AC_REQUIRE([gt_TYPE_WINT_T]) + if test $gt_cv_c_wint_t = yes; then + HAVE_WINT_T=1 + else + HAVE_WINT_T=0 + fi + AC_SUBST([HAVE_WINT_T]) + + dnl Check for declarations of anything we want to poison if the + dnl corresponding gnulib module is not in use. + gl_WARN_ON_USE_PREPARE([[ +/* Some systems require additional headers. */ +#ifndef __GLIBC__ +# include +# include +# include +#endif +#include + ]], [btowc wctob mbsinit mbrtowc mbrlen mbsrtowcs mbsnrtowcs wcrtomb + wcsrtombs wcsnrtombs wcwidth]) +]) + +dnl Check whether is usable at all. +AC_DEFUN([gl_WCHAR_H_INLINE_OK], +[ + dnl Test whether suffers due to the transition from '__inline' to + dnl 'gnu_inline'. See + dnl and . In summary, + dnl glibc version 2.5 or older, together with gcc version 4.3 or newer and + dnl the option -std=c99 or -std=gnu99, leads to a broken . + AC_CACHE_CHECK([whether uses 'inline' correctly], + [gl_cv_header_wchar_h_correct_inline], + [gl_cv_header_wchar_h_correct_inline=yes + AC_LANG_CONFTEST([ + AC_LANG_SOURCE([[#define wcstod renamed_wcstod +#include +extern int zero (void); +int main () { return zero(); } +]])]) + if AC_TRY_EVAL([ac_compile]); then + mv conftest.$ac_objext conftest1.$ac_objext + AC_LANG_CONFTEST([ + AC_LANG_SOURCE([[#define wcstod renamed_wcstod +#include +int zero (void) { return 0; } +]])]) + if AC_TRY_EVAL([ac_compile]); then + mv conftest.$ac_objext conftest2.$ac_objext + if $CC -o conftest$ac_exeext $CFLAGS $LDFLAGS conftest1.$ac_objext conftest2.$ac_objext $LIBS >&AS_MESSAGE_LOG_FD 2>&1; then + : + else + gl_cv_header_wchar_h_correct_inline=no + fi + fi + fi + rm -f conftest1.$ac_objext conftest2.$ac_objext conftest$ac_exeext + ]) + if test $gl_cv_header_wchar_h_correct_inline = no; then + AC_MSG_ERROR([ cannot be used with this compiler ($CC $CFLAGS $CPPFLAGS). +This is a known interoperability problem of glibc <= 2.5 with gcc >= 4.3 in +C99 mode. You have four options: + - Add the flag -fgnu89-inline to CC and reconfigure, or + - Fix your include files, using parts of + , or + - Use a gcc version older than 4.3, or + - Don't use the flags -std=c99 or -std=gnu99. +Configuration aborted.]) + fi +]) + +dnl Unconditionally enables the replacement of . +AC_DEFUN([gl_REPLACE_WCHAR_H], +[ + dnl This is a no-op, because is always overridden. + : +]) + +AC_DEFUN([gl_WCHAR_MODULE_INDICATOR], +[ + dnl Use AC_REQUIRE here, so that the default settings are expanded once only. + AC_REQUIRE([gl_WCHAR_H_DEFAULTS]) + GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1 +]) + +AC_DEFUN([gl_WCHAR_H_DEFAULTS], +[ + GNULIB_BTOWC=0; AC_SUBST([GNULIB_BTOWC]) + GNULIB_WCTOB=0; AC_SUBST([GNULIB_WCTOB]) + GNULIB_MBSINIT=0; AC_SUBST([GNULIB_MBSINIT]) + GNULIB_MBRTOWC=0; AC_SUBST([GNULIB_MBRTOWC]) + GNULIB_MBRLEN=0; AC_SUBST([GNULIB_MBRLEN]) + GNULIB_MBSRTOWCS=0; AC_SUBST([GNULIB_MBSRTOWCS]) + GNULIB_MBSNRTOWCS=0; AC_SUBST([GNULIB_MBSNRTOWCS]) + GNULIB_WCRTOMB=0; AC_SUBST([GNULIB_WCRTOMB]) + GNULIB_WCSRTOMBS=0; AC_SUBST([GNULIB_WCSRTOMBS]) + GNULIB_WCSNRTOMBS=0; AC_SUBST([GNULIB_WCSNRTOMBS]) + GNULIB_WCWIDTH=0; AC_SUBST([GNULIB_WCWIDTH]) + dnl Assume proper GNU behavior unless another module says otherwise. + HAVE_BTOWC=1; AC_SUBST([HAVE_BTOWC]) + HAVE_MBSINIT=1; AC_SUBST([HAVE_MBSINIT]) + HAVE_MBRTOWC=1; AC_SUBST([HAVE_MBRTOWC]) + HAVE_MBRLEN=1; AC_SUBST([HAVE_MBRLEN]) + HAVE_MBSRTOWCS=1; AC_SUBST([HAVE_MBSRTOWCS]) + HAVE_MBSNRTOWCS=1; AC_SUBST([HAVE_MBSNRTOWCS]) + HAVE_WCRTOMB=1; AC_SUBST([HAVE_WCRTOMB]) + HAVE_WCSRTOMBS=1; AC_SUBST([HAVE_WCSRTOMBS]) + HAVE_WCSNRTOMBS=1; AC_SUBST([HAVE_WCSNRTOMBS]) + HAVE_DECL_WCTOB=1; AC_SUBST([HAVE_DECL_WCTOB]) + HAVE_DECL_WCWIDTH=1; AC_SUBST([HAVE_DECL_WCWIDTH]) + REPLACE_MBSTATE_T=0; AC_SUBST([REPLACE_MBSTATE_T]) + REPLACE_BTOWC=0; AC_SUBST([REPLACE_BTOWC]) + REPLACE_WCTOB=0; AC_SUBST([REPLACE_WCTOB]) + REPLACE_MBSINIT=0; AC_SUBST([REPLACE_MBSINIT]) + REPLACE_MBRTOWC=0; AC_SUBST([REPLACE_MBRTOWC]) + REPLACE_MBRLEN=0; AC_SUBST([REPLACE_MBRLEN]) + REPLACE_MBSRTOWCS=0; AC_SUBST([REPLACE_MBSRTOWCS]) + REPLACE_MBSNRTOWCS=0; AC_SUBST([REPLACE_MBSNRTOWCS]) + REPLACE_WCRTOMB=0; AC_SUBST([REPLACE_WCRTOMB]) + REPLACE_WCSRTOMBS=0; AC_SUBST([REPLACE_WCSRTOMBS]) + REPLACE_WCSNRTOMBS=0; AC_SUBST([REPLACE_WCSNRTOMBS]) + REPLACE_WCWIDTH=0; AC_SUBST([REPLACE_WCWIDTH]) +]) diff --git a/modules/wchar b/modules/wchar --- a/modules/wchar +++ b/modules/wchar @@ -3,7 +3,7 @@ Files: lib/wchar.in.h -m4/wchar.m4 +m4/wchar_h.m4 m4/wint_t.m4 Depends-on: