Pledge on OpenBSD

[st.git] / st.c

diff --git a/st.c b/st.c
index 0628707..b9750f2 100644 (file)
--- a/st.c
+++ b/st.c
@@ -28,6 +28,10 @@
  #include <libutil.h>
 #endif
 
  #include <libutil.h>
 #endif
 

+#ifndef __OpenBSD__
+#define pledge(a,b) 0
+#endif
+

 /* Arbitrary sizes */
 #define UTF_INVALID   0xFFFD
 #define UTF_SIZ       4
 /* Arbitrary sizes */
 #define UTF_INVALID   0xFFFD
 #define UTF_SIZ       4


@@ -806,9 +810,13 @@ ttynew(char *line, char *cmd, char *out, char **args)
                        die("ioctl TIOCSCTTY failed: %s\n", strerror(errno));
                close(s);
                close(m);
                        die("ioctl TIOCSCTTY failed: %s\n", strerror(errno));
                close(s);
                close(m);

+               if (pledge("stdio getpw proc exec", NULL) == -1)
+                       die("pledge\n");

                execsh(cmd, args);
                break;
        default:
                execsh(cmd, args);
                break;
        default:

+               if (pledge("stdio rpath tty proc", NULL) == -1)
+                       die("pledge\n");

                close(s);
                cmdfd = m;
                signal(SIGCHLD, sigchld);
                close(s);
                cmdfd = m;
                signal(SIGCHLD, sigchld);