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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 17:38:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 17:38:31 +0000 |
commit | 252601302d45036817546c533743e5918b6b86e8 (patch) | |
tree | bfad3f5be123f000fdb03e26400050dece33d72f /m4/getpagesize.m4 | |
parent | Initial commit. (diff) | |
download | wget-252601302d45036817546c533743e5918b6b86e8.tar.xz wget-252601302d45036817546c533743e5918b6b86e8.zip |
Adding upstream version 1.21.3.upstream/1.21.3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'm4/getpagesize.m4')
-rw-r--r-- | m4/getpagesize.m4 | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/m4/getpagesize.m4 b/m4/getpagesize.m4 new file mode 100644 index 0000000..19f894c --- /dev/null +++ b/m4/getpagesize.m4 @@ -0,0 +1,49 @@ +# getpagesize.m4 serial 10 +dnl Copyright (C) 2002, 2004-2005, 2007, 2009-2022 Free Software Foundation, +dnl 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([gl_FUNC_GETPAGESIZE], +[ + AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) + AC_REQUIRE([AC_CANONICAL_HOST]) + gl_CHECK_FUNC_GETPAGESIZE + if test $gl_cv_func_getpagesize = no; then + HAVE_GETPAGESIZE=0 + AC_CHECK_HEADERS([OS.h]) + if test $ac_cv_header_OS_h = yes; then + HAVE_OS_H=1 + fi + AC_CHECK_HEADERS([sys/param.h]) + if test $ac_cv_header_sys_param_h = yes; then + HAVE_SYS_PARAM_H=1 + fi + fi + case "$host_os" in + mingw*) + REPLACE_GETPAGESIZE=1 + ;; + esac + dnl Also check whether it's declared. + dnl mingw has getpagesize() in libgcc.a but doesn't declare it. + AC_CHECK_DECL([getpagesize], , [HAVE_DECL_GETPAGESIZE=0]) +]) + +dnl Tests whether the function getpagesize() exists. +dnl Sets gl_cv_func_getpagesize. +AC_DEFUN([gl_CHECK_FUNC_GETPAGESIZE], +[ + dnl We can't use AC_CHECK_FUNC here, because getpagesize() is defined as a + dnl static inline function when compiling for Android 4.4 or older. + AC_CACHE_CHECK([for getpagesize], [gl_cv_func_getpagesize], + [AC_LINK_IFELSE( + [AC_LANG_PROGRAM( + [[#include <unistd.h>]], + [[return getpagesize();]]) + ], + [gl_cv_func_getpagesize=yes], + [gl_cv_func_getpagesize=no]) + ]) +]) |