fix checks if recv call succeeded

mmsaki · web-flow · commit e026e1c66771 · 2024-09-09T12:46:20.000-05:00
diff --git a/foundation/software.rst b/foundation/software.rst
@@ -353,7 +353,7 @@ out the characters that arrive on the connection.
          perror("simplex-talk: accept");
          exit(1);
        }
-       while (buf_len == recv(new_s, buf, sizeof(buf), 0))
+       while (buf_len = recv(new_s, buf, sizeof(buf), 0))
          fputs(buf, stdout);
        close(new_s);
      }

Original file line number	Diff line number	Diff line change
`@@ -353,7 +353,7 @@ out the characters that arrive on the connection.`
`353`	`353`	`perror("simplex-talk: accept");`
`354`	`354`	`exit(1);`
`355`	`355`	`}`
`356`		`- while (buf_len == recv(new_s, buf, sizeof(buf), 0))`
	`356`	`+ while (buf_len = recv(new_s, buf, sizeof(buf), 0))`
`357`	`357`	`fputs(buf, stdout);`
`358`	`358`	`close(new_s);`
`359`	`359`	`}`