diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac index bb0095f645de5..9b05c30f897af 100644 --- a/configure.ac +++ b/configure.ac @@ -122,7 +122,7 @@ AC_CHECK_DECL([PR_SET_NO_NEW_PRIVS], [have_linux_no_new_privs=1], , [ ]) openssl=yes -ssh1=yes +ssh1=no AC_ARG_WITH([openssl], [ --without-openssl Disable use of OpenSSL; use only limited internal crypto **EXPERIMENTAL** ], [ if test "x$withval" = "xno" ; then @@ -1674,7 +1674,6 @@ AC_CHECK_FUNCS([ \ pstat \ readpassphrase \ reallocarray \ - realpath \ recvmsg \ rresvport_af \ sendmsg \ @@ -1891,6 +1890,32 @@ AC_CHECK_FUNCS([setresgid], [ ) ]) +AC_CHECK_FUNCS([realpath], [ + dnl the sftp v3 spec says SSH_FXP_REALPATH will "canonicalize any given + dnl path name", however some implementations of realpath (and some + dnl versions of the POSIX spec) do not work on non-existent files, + dnl so we use the OpenBSD implementation on those platforms. + AC_MSG_CHECKING([if realpath works with non-existent files]) + AC_RUN_IFELSE( + [AC_LANG_PROGRAM([[ +#include <limits.h> +#include <stdlib.h> +#include <errno.h> + ]], [[ + char buf[PATH_MAX]; + if (realpath("/opensshnonexistentfilename1234", buf) == NULL) + if (errno == ENOENT) + exit(1); + exit(0); + ]])], + [AC_MSG_RESULT([yes])], + [AC_DEFINE([BROKEN_REALPATH], [1], + [realpath does not work with nonexistent files]) + AC_MSG_RESULT([no])], + [AC_MSG_WARN([cross compiling: assuming working])] + ) +]) + dnl Checks for time functions AC_CHECK_FUNCS([gettimeofday time]) dnl Checks for utmp functions |