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-rw-r--r--src/grep/m4/strtoumax.m427
1 files changed, 27 insertions, 0 deletions
diff --git a/src/grep/m4/strtoumax.m4 b/src/grep/m4/strtoumax.m4
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+# strtoumax.m4 serial 13
+dnl Copyright (C) 2002-2004, 2006, 2009-2021 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([gl_FUNC_STRTOUMAX],
+[
+ AC_REQUIRE([gl_INTTYPES_H_DEFAULTS])
+
+ dnl On OSF/1 5.1 with cc, this function is declared but not defined.
+ AC_CHECK_FUNCS_ONCE([strtoumax])
+ AC_CHECK_DECLS_ONCE([strtoumax])
+ if test "$ac_cv_have_decl_strtoumax" = yes; then
+ if test "$ac_cv_func_strtoumax" != yes; then
+ # HP-UX 11.11 has "#define strtoimax(...) ..." but no function.
+ REPLACE_STRTOUMAX=1
+ fi
+ else
+ HAVE_DECL_STRTOUMAX=0
+ fi
+])
+
+# Prerequisites of lib/strtoumax.c.
+AC_DEFUN([gl_PREREQ_STRTOUMAX], [
+ AC_CHECK_DECLS([strtoull])
+])