From 5dc85e72a002efce36b440a98b17a6c80234a142 Mon Sep 17 00:00:00 2001
From: Alejandro Soto <alejandro@34project.org>
Date: Sat, 5 Mar 2022 00:40:32 -0600
Subject: Restructure flake source hierarchy

---
 pkgs/tmux-lift/unlift.c | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 pkgs/tmux-lift/unlift.c

(limited to 'pkgs/tmux-lift/unlift.c')

diff --git a/pkgs/tmux-lift/unlift.c b/pkgs/tmux-lift/unlift.c
new file mode 100644
index 0000000..d8d3a72
--- /dev/null
+++ b/pkgs/tmux-lift/unlift.c
@@ -0,0 +1,41 @@
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <unistd.h>
+#include <sys/types.h>
+
+
+#include "lift.h"
+
+
+int main
+(
+	int         argc,
+	const char* argv[]
+)
+{
+	char* formatted_pid = getenv( LIFT_PID_ENV );
+	if( formatted_pid == NULL )
+	{
+		fprintf( stderr, "%s: variable " LIFT_PID_ENV " is not set\n", argv[ 0 ] );
+		return EXIT_FAILURE;
+	}
+
+	char* formatted_end;
+	long pid = strtol( formatted_pid, &formatted_end, 10 );
+	if( *formatted_pid == '\0' || *formatted_end != '\0' )
+	{
+		fprintf( stderr, "%s: invalid value for " LIFT_PID_ENV ": %s\n", argv[ 0 ], formatted_pid );
+		return EXIT_FAILURE;
+	}
+
+	if( kill( (pid_t)pid, SIGTERM ) < 0 )
+	{
+		fprintf( stderr, "kill(%ld): %s\n", pid, strerror( errno ) );
+		return EXIT_FAILURE;
+	}
+
+	return EXIT_SUCCESS;
+}
-- 
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