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authorJune McEnroe <june@causal.agency>2019-08-28 17:51:55 -0400
committerJune McEnroe <june@causal.agency>2019-08-28 17:51:55 -0400
commit70f96e3db5a01a925e861af85d91a0adbcc201c4 (patch)
tree209e60ee734b6ec29bd982884ae0db27edd9acc6 /bin/wat.c
parentRemove brot and gfxx (diff)
downloadsrc-70f96e3db5a01a925e861af85d91a0adbcc201c4.tar.gz
src-70f96e3db5a01a925e861af85d91a0adbcc201c4.zip
Rename wat to ever
Diffstat (limited to 'bin/wat.c')
-rw-r--r--bin/wat.c97
1 files changed, 0 insertions, 97 deletions
diff --git a/bin/wat.c b/bin/wat.c
deleted file mode 100644
index da18c968..00000000
--- a/bin/wat.c
+++ /dev/null
@@ -1,97 +0,0 @@
-/* Copyright (C) 2017  June McEnroe <june@causal.agency>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <sys/types.h>
-
-#include <err.h>
-#include <fcntl.h>
-#include <stdlib.h>
-#include <sys/event.h>
-#include <sys/wait.h>
-#include <sysexits.h>
-#include <unistd.h>
-
-static void watch(int kq, char *path) {
-	int fd = open(path, O_CLOEXEC);
-	if (fd < 0) err(EX_NOINPUT, "%s", path);
-
-	struct kevent event;
-	EV_SET(
-		&event,
-		fd,
-		EVFILT_VNODE,
-		EV_ADD | EV_CLEAR,
-		NOTE_WRITE | NOTE_DELETE,
-		0,
-		path
-	);
-	int nevents = kevent(kq, &event, 1, NULL, 0, NULL);
-	if (nevents < 0) err(EX_OSERR, "kevent");
-}
-
-static void exec(char *const argv[]) {
-	pid_t pid = fork();
-	if (pid < 0) err(EX_OSERR, "fork");
-
-	if (!pid) {
-		execvp(*argv, argv);
-		err(EX_NOINPUT, "%s", *argv);
-	}
-
-	int status;
-	pid = wait(&status);
-	if (pid < 0) err(EX_OSERR, "wait");
-
-	if (WIFEXITED(status)) {
-		warnx("exit %d\n", WEXITSTATUS(status));
-	} else if (WIFSIGNALED(status)) {
-		warnx("signal %d\n", WTERMSIG(status));
-	} else {
-		warnx("status %d\n", status);
-	}
-}
-
-int main(int argc, char *argv[]) {
-	if (argc < 3) return EX_USAGE;
-
-	int kq = kqueue();
-	if (kq < 0) err(EX_OSERR, "kqueue");
-
-	int i;
-	for (i = 1; i < argc - 1; ++i) {
-		if (argv[i][0] == '-') {
-			i++;
-			break;
-		}
-		watch(kq, argv[i]);
-	}
-
-	exec(&argv[i]);
-
-	for (;;) {
-		struct kevent event;
-		int nevents = kevent(kq, NULL, 0, &event, 1, NULL);
-		if (nevents < 0) err(EX_OSERR, "kevent");
-
-		if (event.fflags & NOTE_DELETE) {
-			close(event.ident);
-			sleep(1);
-			watch(kq, (char *)event.udata);
-		}
-
-		exec(&argv[i]);
-	}
-}