diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 6bc194d792f..253f5bfcd67 100644 --- a/configure.ac +++ b/configure.ac @@ -4746,6 +4746,23 @@ dnl AC_CHECK_FUNCS_ONCE wouldn’t be right for snprintf, which needs dnl the current CFLAGS etc. AC_CHECK_FUNCS(snprintf) +dnl posix_spawn. The chdir and setsid functionality is relatively +dnl recent, so we check for it specifically. +AC_CHECK_HEADERS([spawn.h]) +AC_SUBST([HAVE_SPAWN_H]) +AC_CHECK_FUNCS([posix_spawn \ + posix_spawn_file_actions_addchdir \ + posix_spawn_file_actions_addchdir_np \ + posix_spawnattr_setflags]) +AC_SUBST([HAVE_POSIX_SPAWN]) +AC_SUBST([HAVE_POSIX_SPAWN_FILE_ACTIONS_ADDCHDIR]) +AC_SUBST([HAVE_POSIX_SPAWN_FILE_ACTIONS_ADDCHDIR_NP]) +AC_SUBST([HAVE_POSIX_SPAWNATTR_SETFLAGS]) +AC_CHECK_DECLS([POSIX_SPAWN_SETSID], [], [], [[ + #include <spawn.h> + ]]) +AC_SUBST([HAVE_DECL_POSIX_SPAWN_SETSID]) + dnl Check for glib. This differs from other library checks in that dnl Emacs need not link to glib unless some other library is already dnl linking to glib. Although glib provides no facilities that Emacs |