PR merged
https://github.com/mtsuszycki/whowatch/pull/13.patch
From dae08e498ee8ced3083cc7061586c7bdd8cdc041 Mon Sep 17 00:00:00 2001
From: Richard Fearn <richardfearn@gmail.com>
Date: Sat, 25 Jan 2025 19:14:21 +0000
Subject: [PATCH] Allow compilation with GCC 15

* Remove/replace incorrect declarations of update_tree
* Fix signature of winch_handler signal handler, which must take an int
---
 src/proctree.h | 1 -
 src/whowatch.c | 2 +-
 src/whowatch.h | 2 +-
 3 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/proctree.h b/src/proctree.h
index 13e5328..ee175b7 100644
--- a/src/proctree.h
+++ b/src/proctree.h
@@ -41,7 +41,6 @@ struct proc_t {
 };
 
 int update_tree(void del(void*));
-int update_tree();
 struct proc_t* find_by_pid(int pid);
 struct proc_t* tree_start(int root, int start);
 struct proc_t* tree_next();
diff --git a/src/whowatch.c b/src/whowatch.c
index 77828a7..37a7e8a 100644
--- a/src/whowatch.c
+++ b/src/whowatch.c
@@ -243,7 +243,7 @@ werase(w->wd);
 	size_changed = 0;
 }
 
-static void winch_handler()
+static void winch_handler(int i)
 {
 	size_changed++;
 }
diff --git a/src/whowatch.h b/src/whowatch.h
index 42cebbe..52b67e6 100644
--- a/src/whowatch.h
+++ b/src/whowatch.h
@@ -185,7 +185,7 @@ void curses_init();
 void curses_end();
 
 /* proctree.c */
-int update_tree();
+int update_tree(void del(void*));
 
 /* plist.c */
 void delete_tree_line(void *line);