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Diffstat (limited to 'lgl/m4/sys_stat_h.m4')
| -rw-r--r-- | lgl/m4/sys_stat_h.m4 | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/lgl/m4/sys_stat_h.m4 b/lgl/m4/sys_stat_h.m4 new file mode 100644 index 0000000000..c432ac2544 --- /dev/null +++ b/lgl/m4/sys_stat_h.m4 @@ -0,0 +1,32 @@ +# sys_stat_h.m4 serial 3 -*- Autoconf -*- +dnl Copyright (C) 2006 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. + +dnl From Eric Blake. +dnl Test whether <sys/stat.h> contains lstat and mkdir or must be substituted. + +AC_DEFUN([gl_HEADER_SYS_STAT_H], +[ + dnl Check for lstat. Systems that lack it (mingw) also lack symlinks, so + dnl stat is a good replacement. + AC_CHECK_FUNCS_ONCE([lstat]) + + dnl Check for mkdir. Mingw has _mkdir(name) in the nonstandard <io.h> + dnl instead. + AC_CHECK_DECLS([mkdir], [], [], [#include <sys/stat.h>]) + + SYS_STAT_H= + if test $ac_cv_func_lstat:$ac_cv_have_decl_mkdir != yes:yes ; then + gl_ABSOLUTE_HEADER([sys/stat.h]) + ABSOLUTE_SYS_STAT_H=\"$gl_cv_absolute_sys_stat_h\" + AC_CHECK_HEADERS([io.h]) + AC_REQUIRE([AC_C_INLINE]) + SYS_STAT_H='sys/stat.h' + else + ABSOLUTE_SYS_STAT_H=\"no/such/file/sys/stat.h\" + fi + AC_SUBST([ABSOLUTE_SYS_STAT_H]) + AC_SUBST([SYS_STAT_H]) +]) # gl_HEADER_SYS_STAT_H |