[hackers] [scroll] fix broke build, add missing variable declaration || Jan Klemkow

[git]

commit 8718290ad5b7f43ad577f5dbc1cf481228c311e5
Author:     Jan Klemkow <j.klem...@wemelug.de>
AuthorDate: Tue Apr 14 22:18:06 2020 +0200
Commit:     Jan Klemkow <j.klem...@wemelug.de>
CommitDate: Tue Apr 14 22:18:06 2020 +0200

    fix broke build, add missing variable declaration

diff --git a/ptty.c b/ptty.c
index a5480fa..7d849fc 100644
--- a/ptty.c
+++ b/ptty.c
@@ -87,8 +87,11 @@ main(int argc, char *argv[])
        if (fh == NULL)
                die("fdopen");
 
-       char buf[BUFSIZ];
-       while (fgets(buf, sizeof buf, fh) != NULL);
+       if (close(mfd) == -1)
+               die("close:");
+
+//     char buf[BUFSIZ];
+//     while (fgets(buf, sizeof buf, fh) != NULL);
 
        int status;
        waitpid(pid, &status, 0);
diff --git a/scroll.c b/scroll.c
index f2e1fd3..c999971 100644
--- a/scroll.c
+++ b/scroll.c
@@ -543,6 +543,7 @@ main(int argc, char *argv[])
        if (close(mfd) == -1)
                die("close:");
 
+       pid_t pid;
        int status;
        while ((pid = waitpid(-1, &status, WNOHANG)) > 0)
                if (pid != child)