From c7b117f37a71755912b53dd847eb3f281c15da27 Mon Sep 17 00:00:00 2001 From: "C. McEnroe" Date: Sat, 27 Feb 2021 15:44:24 -0500 Subject: Add -a to catsit-watch --- catsit-watch.c | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) (limited to 'catsit-watch.c') diff --git a/catsit-watch.c b/catsit-watch.c index 4d0840c..ea64155 100644 --- a/catsit-watch.c +++ b/catsit-watch.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -64,8 +65,10 @@ int main(int argc, char *argv[]) { fcntl(kq, F_SETFD, FD_CLOEXEC); int init = 0; - for (int opt; 0 < (opt = getopt(argc, argv, "f:i"));) { + int append = 0; + for (int opt; 0 < (opt = getopt(argc, argv, "af:i"));) { switch (opt) { + break; case 'a': append = 1; break; case 'f': watch(kq, optarg); break; case 'i': init = 1; break; default: return EX_USAGE; @@ -75,12 +78,19 @@ int main(int argc, char *argv[]) { argv += optind; if (!argc) errx(EX_USAGE, "command required"); + char **rest = argv; + if (append) { + rest = calloc(argc + 2, sizeof(*rest)); + if (!rest) err(EX_OSERR, "calloc"); + memcpy(rest, argv, sizeof(*argv) * argc); + } + #ifdef __OpenBSD__ int error = pledge("stdio proc exec", NULL); if (error) err(EX_OSERR, "pledge"); #endif - if (init) run(argv); + if (init) run(rest); for (;;) { struct kevent event; int nevents = kevent(kq, NULL, 0, &event, 1, NULL); @@ -89,6 +99,7 @@ int main(int argc, char *argv[]) { if (event.fflags & NOTE_DELETE) { errx(EX_TEMPFAIL, "%s: file removed", (char *)event.udata); } - run(argv); + if (append) rest[argc] = (char *)event.udata; + run(rest); } } -- cgit 1.4.1