Skip d_type check on platforms that don't have it.

daztucker · daztucker · commit 755c3d082e59 · 2025-05-07T21:05:06.000+10:00
On those, the subsequent stat() should catch the sockets.
diff --git a/configure.ac b/configure.ac
@@ -1700,6 +1700,12 @@ AC_RUN_IFELSE(
 	]
 )
 
+AC_CHECK_MEMBERS([struct dirent.d_type], [], [], [[
+#ifdef HAVE_DIRENT_H
+#include <dirent.h>
+#endif
+]])
+
 AC_MSG_CHECKING([for /proc/pid/fd directory])
 if test -d "/proc/$$/fd" ; then
 	AC_DEFINE([HAVE_PROC_PID], [1], [Define if you have /proc/$pid/fd])
diff --git a/misc-agent.c b/misc-agent.c
@@ -298,8 +298,10 @@ agent_cleanup_stale(const char *homedir, int ignore_hosthash)
 		goto out;
 	}
 	while ((dp = readdir(d)) != NULL) {
+#ifdef HAVE_DIRENT_D_TYPE
 		if (dp->d_type != DT_SOCK && dp->d_type != DT_UNKNOWN)
 			continue;
+#endif
 		if (fstatat(dirfd(d), dp->d_name,
 		    &sb, AT_SYMLINK_NOFOLLOW) != 0 && errno != ENOENT) {
 			error_f("stat \"%s/%s\": %s",

Original file line number	Diff line number	Diff line change
`@@ -1700,6 +1700,12 @@ AC_RUN_IFELSE(`
`1700`	`1700`	`]`
`1701`	`1701`	`)`
`1702`	`1702`
	`1703`	`+AC_CHECK_MEMBERS([struct dirent.d_type], [], [], [[`
	`1704`	`+#ifdef HAVE_DIRENT_H`
	`1705`	`+#include <dirent.h>`
	`1706`	`+#endif`
	`1707`	`+]])`
	`1708`	`+`
`1703`	`1709`	`AC_MSG_CHECKING([for /proc/pid/fd directory])`
`1704`	`1710`	`if test -d "/proc/$$/fd" ; then`
`1705`	`1711`	`AC_DEFINE([HAVE_PROC_PID], [1], [Define if you have /proc/$pid/fd])`