nevermind just found the elusive "q" On 04/21/16 22:10, Edgar Pettijohn wrote:
While playing with dc discovered you can't control-c to get out.Probably not the best way, but here goes. Index: dc.c =================================================================== RCS file: /cvs/src/usr.bin/dc/dc.c,v retrieving revision 1.17 diff -u -p -u -r1.17 dc.c --- dc.c 3 Nov 2015 04:58:58 -0000 1.17 +++ dc.c 22 Apr 2016 03:07:35 -0000 @@ -19,6 +19,7 @@ #include <sys/stat.h> #include <err.h> #include <errno.h> +#include <signal.h> #include <stdlib.h> #include <string.h> #include <unistd.h> @@ -37,6 +38,12 @@ usage(void) exit(1); } +void +onintr(int signo) +{ + _exit(1); +} + int dc_main(int argc, char *argv[]) { @@ -109,6 +116,9 @@ dc_main(int argc, char *argv[]) if (pledge("stdio", NULL) == -1) err(1, "pledge"); + + (void)signal(SIGINT, onintr); + (void)signal(SIGQUIT, onintr); src_setstream(&src, stdin); reset_bmachine(&src); Index: extern.h =================================================================== RCS file: /cvs/src/usr.bin/dc/extern.h,v retrieving revision 1.5 diff -u -p -u -r1.5 extern.h --- extern.h 10 Oct 2015 19:28:54 -0000 1.5 +++ extern.h 22 Apr 2016 03:08:01 -0000 @@ -61,4 +61,6 @@ void frame_assign(struct stack *, size_ struct value * frame_retrieve(const struct stack *, size_t); /* void frame_free(struct stack *); */ +/* dc.c */ int dc_main(int, char **); +void onintr(int signo);
