kernel: pass more information to user on interrupt

This is meant to facilitate a syscall for returning from interrupts, which
will actually work in the general case as opposed to the current hack, which
only works if the interrupt occured during a syscall (which is correct... for
now).

1 files changed, 5 insertions, 1 deletions

diff --git a/src/cmd/shell/shell.c b/src/cmd/shell/shell.c
index 9afdb5c..15cb6ed 100644
--- a/src/cmd/shell/shell.c
+++ b/src/cmd/shell/shell.c
@@ -139,10 +139,14 @@ static void run(char *cmd) {
 	}
 }
 
+static void intr(struct intr_data *intr) {
+	fprintf(stderr, "%s: got interrupt: %s\n", getprogname(), intr->msg);
+}
+
 int main(int argc, char **argv) {
 	static char buf[256];
 	FILE *f = stdin;
-	intr_set(NULL);
+	intr_set(intr);
 
 	if (argc > 1) {
 		f = fopen(argv[1], "r");