Mercurial > gnulib
view m4/stdnoreturn.m4 @ 40163:b89f4c441767
Avoid build errors due to wrong references between modules.
* lib/uninorm/canonical-decomposition.c: Include
"uninorm/decomposition-table.h", not "decomposition-table.h".
* lib/uninorm/decomposition.c: Likewise.
* lib/uninorm/u8-normalize.c: Include "uninorm/decompose-internal.h",
not "decompose-internal.h".
* lib/uninorm/u16-normalize.c: Likewise.
* lib/uninorm/u32-normalize.c: Likewise.
* lib/uninorm/uninorm-filter.c: Likewise.
* lib/uninorm/nfkc.c: Likewise.
* lib/uninorm/nfkd.c: Likewise.
* lib/unicase/u8-casemap.c: Include "unicase/caseprop.h", not
"caseprop.h".
* lib/unicase/u8-ct-totitle.c: Likewise.
* lib/unicase/u8-prefix-context.c: Likewise.
* lib/unicase/u8-suffix-context.c: Likewise.
* lib/unicase/u16-casemap.c: Likewise.
* lib/unicase/u16-ct-totitle.c: Likewise.
* lib/unicase/u16-prefix-context.c: Likewise.
* lib/unicase/u16-suffix-context.c: Likewise.
* lib/unicase/u32-casemap.c: Likewise.
* lib/unicase/u32-ct-totitle.c: Likewise.
* lib/unicase/u32-prefix-context.c: Likewise.
* lib/unicase/u32-suffix-context.c: Likewise.
* lib/unicase/u8-tolower.c: Include "unicase/unicasemap.h", not
"unicasemap.h".
* lib/unicase/u8-toupper.c: Likewise.
* lib/unicase/u8-ct-tolower.c: Likewise.
* lib/unicase/u8-ct-toupper.c: Likewise.
* lib/unicase/u16-tolower.c: Likewise.
* lib/unicase/u16-toupper.c: Likewise.
* lib/unicase/u16-ct-tolower.c: Likewise.
* lib/unicase/u16-ct-toupper.c: Likewise.
* lib/unicase/u32-tolower.c: Likewise.
* lib/unicase/u32-toupper.c: Likewise.
* lib/unicase/u32-ct-tolower.c: Likewise.
* lib/unicase/u32-ct-toupper.c: Likewise.
* lib/unicase/u8-ct-casefold.c: Include "unicase/unicasemap.h", not
"unicasemap.h", and "unicase/casefold.h", not "casefold.h".
* lib/unicase/u16-ct-casefold.c: Likewise.
* lib/unicase/u32-ct-casefold.c: Likewise.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Mon, 28 Jan 2019 01:20:11 +0100 |
parents | b06060465f09 |
children |
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# Check for stdnoreturn.h that conforms to C11. dnl Copyright 2012-2019 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. # Prepare for substituting <stdnoreturn.h> if it is not supported. AC_DEFUN([gl_STDNORETURN_H], [ AC_REQUIRE([AC_CANONICAL_HOST]) case "$host_os" in cygwin*) dnl Regardless whether a working <stdnoreturn.h> exists or not, dnl we need our own <stdnoreturn.h>, because of the definition dnl of _Noreturn done by gnulib-common.m4. STDNORETURN_H='stdnoreturn.h' ;; *) AC_CACHE_CHECK([for working stdnoreturn.h], [gl_cv_header_working_stdnoreturn_h], [AC_COMPILE_IFELSE( [AC_LANG_PROGRAM( [[#include <stdlib.h> #include <stdnoreturn.h> /* Do not check for 'noreturn' after the return type. C11 allows it, but it's rarely done that way and circa-2012 bleeding-edge GCC rejects it when given -Werror=old-style-declaration. */ noreturn void foo1 (void) { exit (0); } _Noreturn void foo2 (void) { exit (0); } int testit (int argc, char **argv) { if (argc & 1) return 0; (argv[0][0] ? foo1 : foo2) (); } ]])], [gl_cv_header_working_stdnoreturn_h=yes], [gl_cv_header_working_stdnoreturn_h=no])]) if test $gl_cv_header_working_stdnoreturn_h = yes; then STDNORETURN_H='' else STDNORETURN_H='stdnoreturn.h' fi ;; esac AC_SUBST([STDNORETURN_H]) AM_CONDITIONAL([GL_GENERATE_STDNORETURN_H], [test -n "$STDNORETURN_H"]) ])