File: explicit_bzero.m4

package info (click to toggle)
gnulib 20230209%2Bstable-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 81,252 kB
  • sloc: ansic: 316,871; sh: 27,090; python: 7,774; cpp: 2,663; yacc: 1,855; perl: 897; makefile: 400; lisp: 328; java: 5
file content (17 lines) | stat: -rw-r--r-- 548 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
dnl Copyright 2017-2023 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_EXPLICIT_BZERO],
[
  AC_REQUIRE([gl_STRING_H_DEFAULTS])

  dnl Persuade glibc <string.h> to declare explicit_bzero.
  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])

  AC_CHECK_FUNCS_ONCE([explicit_bzero])
  if test $ac_cv_func_explicit_bzero = no; then
    HAVE_EXPLICIT_BZERO=0
  fi
])