diff options
Diffstat (limited to 'gnulib-m4/stdio_h.m4')
| -rw-r--r-- | gnulib-m4/stdio_h.m4 | 38 |
1 files changed, 34 insertions, 4 deletions
diff --git a/gnulib-m4/stdio_h.m4 b/gnulib-m4/stdio_h.m4 index 42e96071..c19feefe 100644 --- a/gnulib-m4/stdio_h.m4 +++ b/gnulib-m4/stdio_h.m4 @@ -1,12 +1,22 @@ -# stdio_h.m4 serial 59 -dnl Copyright (C) 2007-2022 Free Software Foundation, Inc. +# stdio_h.m4 serial 63 +dnl Copyright (C) 2007-2024 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. -AC_DEFUN_ONCE([gl_STDIO_H], +AC_DEFUN([gl_STDIO_H_EARLY], [ - AC_REQUIRE([gl_STDIO_H_DEFAULTS]) + dnl Defining __USE_MINGW_ANSI_STDIO to 1 must be done early, because + dnl the results of several configure tests depend on it: The tests + dnl - checking whether snprintf returns a byte count as in C99... + dnl - checking whether snprintf truncates the result as in C99... + dnl - checking whether printf supports the 'F' directive... + dnl - checking whether printf supports the grouping flag... + dnl - checking whether printf supports the zero flag correctly... + dnl - checking whether printf supports infinite 'double' arguments... + dnl - checking whether printf supports large precisions... + dnl report 'yes' if __USE_MINGW_ANSI_STDIO is 1 but 'no' if + dnl __USE_MINGW_ANSI_STDIO is not set. AH_VERBATIM([MINGW_ANSI_STDIO], [/* Use GNU style printf and scanf. */ #ifndef __USE_MINGW_ANSI_STDIO @@ -14,6 +24,11 @@ AC_DEFUN_ONCE([gl_STDIO_H], #endif ]) AC_DEFINE([__USE_MINGW_ANSI_STDIO]) +]) + +AC_DEFUN_ONCE([gl_STDIO_H], +[ + AC_REQUIRE([gl_STDIO_H_DEFAULTS]) gl_NEXT_HEADERS([stdio.h]) dnl Determine whether __USE_MINGW_ANSI_STDIO makes printf and @@ -40,6 +55,9 @@ AC_DEFUN_ONCE([gl_STDIO_H], attribute "__gnu_printf__" instead of "__printf__"]) fi + dnl For defining _PRINTF_NAN_LEN_MAX. + gl_MUSL_LIBC + dnl This ifdef is an optimization, to avoid performing a configure check whose dnl result is not used. But it does not make the test of dnl GNULIB_STDIO_H_NONBLOCKING or GNULIB_NONBLOCKING redundant. @@ -82,6 +100,16 @@ AC_DEFUN_ONCE([gl_STDIO_H], if test $ac_cv_have_decl_fcloseall = no; then HAVE_DECL_FCLOSEALL=0 fi + + AC_CHECK_DECLS_ONCE([getw]) + if test $ac_cv_have_decl_getw = no; then + HAVE_DECL_GETW=0 + fi + + AC_CHECK_DECLS_ONCE([putw]) + if test $ac_cv_have_decl_putw = no; then + HAVE_DECL_PUTW=0 + fi ]) # gl_STDIO_MODULE_INDICATOR([modulename]) @@ -178,7 +206,9 @@ AC_DEFUN([gl_STDIO_H_DEFAULTS], HAVE_DECL_FTELLO=1; AC_SUBST([HAVE_DECL_FTELLO]) HAVE_DECL_GETDELIM=1; AC_SUBST([HAVE_DECL_GETDELIM]) HAVE_DECL_GETLINE=1; AC_SUBST([HAVE_DECL_GETLINE]) + HAVE_DECL_GETW=1; AC_SUBST([HAVE_DECL_GETW]) HAVE_DECL_OBSTACK_PRINTF=1; AC_SUBST([HAVE_DECL_OBSTACK_PRINTF]) + HAVE_DECL_PUTW=1; AC_SUBST([HAVE_DECL_PUTW]) HAVE_DECL_SNPRINTF=1; AC_SUBST([HAVE_DECL_SNPRINTF]) HAVE_DECL_VSNPRINTF=1; AC_SUBST([HAVE_DECL_VSNPRINTF]) HAVE_DPRINTF=1; AC_SUBST([HAVE_DPRINTF]) |