?? rmdir-errno.m4
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#serial 3# When rmdir fails because the specified directory is not empty, it sets# errno to some value, usually ENOTEMPTY. However, on some AIX systems,# ENOTEMPTY is mistakenly defined to be EEXIST. To work around this, and# in general, to avoid depending on the use of any particular symbol, this# test runs a test to determine the actual numeric value.AC_DEFUN([fetish_FUNC_RMDIR_NOTEMPTY],[dnl AC_CACHE_CHECK([for rmdir-not-empty errno value], fetish_cv_func_rmdir_errno_not_empty, [ # Arrange for deletion of the temporary directory this test creates. ac_clean_files="$ac_clean_files confdir2" mkdir confdir2; : > confdir2/file AC_TRY_RUN([#include <stdio.h>#include <errno.h>#ifndef errnoextern int errno;#endif int main () { FILE *s; int val; rmdir ("confdir2"); val = errno; s = fopen ("confdir2/errno", "w"); fprintf (s, "%d\n", val); exit (0); } ], fetish_cv_func_rmdir_errno_not_empty=`cat confdir2/errno`, fetish_cv_func_rmdir_errno_not_empty='configure error in rmdir-errno.m4', fetish_cv_func_rmdir_errno_not_empty=ENOTEMPTY ) ] ) AC_DEFINE_UNQUOTED([RMDIR_ERRNO_NOT_EMPTY], $fetish_cv_func_rmdir_errno_not_empty, [the value to which errno is set when rmdir fails on a nonempty directory])])
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