Use seteuid() (if available) when using setuid().

diff --git a/clientserver.c b/clientserver.c
index c8d2a0e792105d1626466388e54b9e9103028560..ef559676331b2b5962783cca04fccbf59292009e 100644 (file)
--- a/clientserver.c
+++ b/clientserver.c
@@ -722,7 +722,11 @@ static int rsync_module(int f_in, int f_out, int i, char *addr, char *host)
                }
 #endif
 
-               if (setuid(uid)) {
+               if (setuid(uid) < 0
+#ifdef HAVE_SETEUID
+                || seteuid(uid) < 0
+#endif
+               ) {
                        rsyserr(FLOG, errno, "setuid %d failed", (int)uid);
                        io_printf(f_out, "@ERROR: setuid failed\n");
                        return -1;

diff --git a/configure.in b/configure.in
index ee0c0a645b080282a84367878529fb00a0c6055f..f0f8ab1759aec0fd1408ee29e74655c6834e216b 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -570,7 +570,7 @@ AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \
     memmove lchown vsnprintf snprintf vasprintf asprintf setsid strpbrk \
     strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
     setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \
-    strerror putenv iconv_open locale_charset nl_langinfo getxattr \
+    seteuid strerror putenv iconv_open locale_charset nl_langinfo getxattr \
     extattr_get_link sigaction sigprocmask setattrlist)
 
 dnl cygwin iconv.h defines iconv_open as libiconv_open