From b921aed03f0f08e9e3ec7770ddb370d8b7120f0e Mon Sep 17 00:00:00 2001
From: Andriy Gapon <avg@icyb.net.ua>
Date: Sat, 25 Oct 2025 15:49:33 +0300
Subject: [PATCH] Add headers required for compilation on FreeBSD

This is mostly unistd.h needed for functions like usleep and getopt.
Plus stdlib.h for malloc.
---
 src/lib/HIDDCDCUSB.cpp   | 3 ++-
 src/lib/HIDInterface.cpp | 3 ++-
 src/lib/HIDNUCUPS.cpp    | 1 +
 src/lib/HIDOpenUPS.cpp   | 1 +
 src/lib/HIDOpenUPS2.cpp  | 3 ++-
 src/lib/usbhid.cpp       | 1 +
 src/main.cpp             | 1 +
 7 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/src/lib/HIDDCDCUSB.cpp b/src/lib/HIDDCDCUSB.cpp
index dc2a884..7b8e7d6 100644
--- a/src/lib/HIDDCDCUSB.cpp
+++ b/src/lib/HIDDCDCUSB.cpp
@@ -9,6 +9,7 @@
 #include "HIDDCDCUSB.h"
 #include "util.h"
 #include <math.h>
+#include <unistd.h>
 
 #define A_SLEEP 5
 #define A_TIMEOUT 3000
@@ -824,4 +825,4 @@ bool HIDDCDCUSB::executeCommand(char *cmdexpr) {
 
 	free(exec);
 	return executed;
-}
\ No newline at end of file
+}
diff --git a/src/lib/HIDInterface.cpp b/src/lib/HIDInterface.cpp
index 8675215..7dc6139 100644
--- a/src/lib/HIDInterface.cpp
+++ b/src/lib/HIDInterface.cpp
@@ -9,6 +9,7 @@
 #include <string.h>
 #include <strings.h>
 #include <stdarg.h>
+#include <stdlib.h>
 #include <ctype.h>
 
 #include "HIDInterface.h"
@@ -278,4 +279,4 @@ struct EXEC* HIDInterface::parseCommand(char *cmdexpr) {
 bool HIDInterface::executeCommand(char *cmdexpr) {
 	fprintf(stderr, "Commands not implemented !\n");	
 	return false;
-}
\ No newline at end of file
+}
diff --git a/src/lib/HIDNUCUPS.cpp b/src/lib/HIDNUCUPS.cpp
index c9ecdfd..b601206 100644
--- a/src/lib/HIDNUCUPS.cpp
+++ b/src/lib/HIDNUCUPS.cpp
@@ -6,6 +6,7 @@
  */
 
 #include <math.h>
+#include <unistd.h>
 
 #include "HIDNUCUPS.h"
 
diff --git a/src/lib/HIDOpenUPS.cpp b/src/lib/HIDOpenUPS.cpp
index e818467..ce9ce5f 100644
--- a/src/lib/HIDOpenUPS.cpp
+++ b/src/lib/HIDOpenUPS.cpp
@@ -9,6 +9,7 @@
 #include "HIDOpenUPS.h"
 
 #include <math.h>
+#include <unistd.h>
 
 double g_OpenUPS_memConstants[]=
 {
diff --git a/src/lib/HIDOpenUPS2.cpp b/src/lib/HIDOpenUPS2.cpp
index b221c19..5f17ab9 100644
--- a/src/lib/HIDOpenUPS2.cpp
+++ b/src/lib/HIDOpenUPS2.cpp
@@ -9,6 +9,7 @@
 #include "HIDOpenUPS2.h"
 
 #include <math.h>
+#include <unistd.h>
 
 double g_OpenUPS2_memConstants[] =
 	{
@@ -1000,4 +1001,4 @@ void HIDOpenUPS2::WriteConfigurationMemory()
 		}		
 		m_ulSettingsAddr += 16;
 	}
-}
\ No newline at end of file
+}
diff --git a/src/lib/usbhid.cpp b/src/lib/usbhid.cpp
index 0548493..862c171 100644
--- a/src/lib/usbhid.cpp
+++ b/src/lib/usbhid.cpp
@@ -9,6 +9,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 
 #undef DEBUG_RECV
 
diff --git a/src/main.cpp b/src/main.cpp
index 6b42be2..3dcf7c9 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -22,6 +22,7 @@
 #include <strings.h>
 #include <ctype.h>
 #include <libgen.h>
+#include <unistd.h>
 #include <cerrno>