# strdup.m4 serial 13

dnl Copyright (C) 2002-2020 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_STRDUP],

[

  AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])

  AC_CHECK_FUNCS_ONCE([strdup])

  AC_CHECK_DECLS_ONCE([strdup])

  if test $ac_cv_have_decl_strdup = no; then

    HAVE_DECL_STRDUP=0

  fi

])

AC_DEFUN([gl_FUNC_STRDUP_POSIX],

[

  AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])

  AC_REQUIRE([gl_CHECK_MALLOC_POSIX])

  AC_CHECK_FUNCS_ONCE([strdup])

  if test $ac_cv_func_strdup = yes; then

    if test $gl_cv_func_malloc_posix != yes; then

      REPLACE_STRDUP=1

    fi

  fi

  AC_CHECK_DECLS_ONCE([strdup])

  if test $ac_cv_have_decl_strdup = no; then

    HAVE_DECL_STRDUP=0

  fi

])

# Prerequisites of lib/strdup.c.

AC_DEFUN([gl_PREREQ_STRDUP], [:])