catch EINTR in select and restart

diff --git a/tgetpass.c b/tgetpass.c
index b01b5269fcc47bcd2be2656327367bb2cae09074..dca7358281c7cb9d6674708d31ea8408624f6bdb 100644 (file)
--- a/tgetpass.c
+++ b/tgetpass.c
@@ -56,6 +56,7 @@ static char rcsid[] = "$Id$";
 #include <sys/select.h>
 #endif /* HAVE_SYS_SELECT_H */
 #include <sys/time.h>
+#include <errno.h>
 #include <signal.h>
 #include <fcntl.h>
 #ifdef HAVE_TERMIOS_H
@@ -216,8 +217,10 @@ char * tgetpass(prompt, timeout, user, host)
         * get password or return empty string if nothing to read by timeout
         */
        buf[0] = '\0';
-       if (select(fileno(input) + 1, readfds, 0, 0, &tv) > 0 &&
-           fgets(buf, sizeof(buf), input)) {
+       while ((n = select(fileno(input) + 1, readfds, 0, 0, &tv)) == -1 &&
+           errno == EINTR)
+           ;
+       if (n > 0 && fgets(buf, sizeof(buf), input)) {
            n = strlen(buf);
            if (buf[n - 1] == '\n')
                buf[n - 1] = '\0';