Fix build failure on Ubuntu.

diff --git a/libarchive_fe/passphrase.c b/libarchive_fe/passphrase.c
index 5e18b7f739e663612ad6a7e724b0caafc56f2561..90d6f1b2f627a85dda070eaf0eb0b15d9e3062f5 100644 (file)
--- a/libarchive_fe/passphrase.c
+++ b/libarchive_fe/passphrase.c
@@ -91,6 +91,9 @@ readpassphrase(const char *prompt, char *buf, size_t bufsiz, int flags)
 #include <signal.h>
 #include <ctype.h>
 #include <fcntl.h>
+#ifdef HAVE_PATHS_H
+#include <paths.h>
+#endif
 #include <string.h>
 #include <unistd.h>
 
@@ -187,8 +190,10 @@ restart:
 
        /* No I/O if we are already backgrounded. */
        if (signo[SIGTTOU] != 1 && signo[SIGTTIN] != 1) {
-               if (!(flags & RPP_STDIN))
-                       (void)write(output, prompt, strlen(prompt));
+               if (!(flags & RPP_STDIN)) {
+                       int r = write(output, prompt, strlen(prompt));
+                       (void)r;
+               }
                end = buf + bufsiz - 1;
                p = buf;
                while ((nr = read(input, &ch, 1)) == 1 && ch != '\n' && ch != '\r') {
@@ -206,8 +211,10 @@ restart:
                }
                *p = '\0';
                save_errno = errno;
-               if (!(term.c_lflag & ECHO))
-                       (void)write(output, "\n", 1);
+               if (!(term.c_lflag & ECHO)) {
+                       int r = write(output, "\n", 1);
+                       (void)r;
+               }
        }
 
        /* Restore old terminal settings and signals. */