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Diffstat (limited to 'gnulib-m4/rewinddir.m4')
| -rw-r--r-- | gnulib-m4/rewinddir.m4 | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gnulib-m4/rewinddir.m4 b/gnulib-m4/rewinddir.m4 new file mode 100644 index 00000000..c56c31aa --- /dev/null +++ b/gnulib-m4/rewinddir.m4 @@ -0,0 +1,23 @@ +# rewinddir.m4 +# serial 3 +dnl Copyright (C) 2011-2024 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_REWINDDIR], +[ + AC_REQUIRE([gl_DIRENT_H_DEFAULTS]) + + AC_CHECK_FUNCS([rewinddir]) + if test $ac_cv_func_rewinddir = no; then + HAVE_REWINDDIR=0 + else + dnl Replace rewinddir() on native Windows and OS/2 kLIBC, + dnl to support fdopendir(). + AC_REQUIRE([gl_DIRENT_DIR]) + if test $DIR_HAS_FD_MEMBER = 0; then + REPLACE_REWINDDIR=1 + fi + fi +]) |