1 files changed, 16 insertions, 0 deletions
diff --git a/fish/fish.c b/fish/fish.c
index fcafb5ca..a956bf9e 100644
--- a/fish/fish.c
+++ b/fish/fish.c
@@ -26,6 +26,7 @@
 #include <unistd.h>
 #include <fcntl.h>
 #include <getopt.h>
+#include <signal.h>
 #include <assert.h>
 
 #ifdef HAVE_LIBREADLINE
@@ -359,6 +360,21 @@ script (int prompt)
     /* If the next character is '#' then this is a comment. */
     if (*buf == '#') continue;
 
+    /* If the next character is '!' then pass the whole lot to system(3). */
+    if (*buf == '!') {
+      int r;
+
+      r = system (buf+1);
+      if (!prompt) {
+	if (r == -1 ||
+	    (WIFSIGNALED (r) &&
+	     (WTERMSIG (r) == SIGINT || WTERMSIG (r) == SIGQUIT)) ||
+	    WEXITSTATUS (r) != 0)
+	  exit (1);
+      }
+      continue;
+    }
+
     /* Get the command (cannot be quoted). */
     len = strcspn (buf, " \t");