From b76a78228f7e238adac0c15a2a4b3fc755dde483 Mon Sep 17 00:00:00 2001
From: Vladimir Dubrovin <3proxy@3proxy.ru>
Date: Fri, 27 Mar 2026 15:52:02 +0300
Subject: [PATCH] Detect OpenSSL / pam libraries in Makefiles

---
 .github/workflows/c-cpp.yml |  3 ---
 Makefile.FreeBSD            | 12 +++++++++++-
 Makefile.Linux              | 10 +++++++++-
 Makefile.unix               | 13 +++++++++++--
 4 files changed, 31 insertions(+), 7 deletions(-)

diff --git a/.github/workflows/c-cpp.yml b/.github/workflows/c-cpp.yml
index 0ea3c4e..e45564b 100644
--- a/.github/workflows/c-cpp.yml
+++ b/.github/workflows/c-cpp.yml
@@ -35,9 +35,6 @@ jobs:
     - name: dirs Windows
       if: ${{ startsWith(matrix.target, 'windows') }}
       run: cmd /C 'echo LIBS := -L "c:/program files/openssl/lib/VC/x64/MT" $(LIBS) >>Makefile.win && echo CFLAGS := -I "c:/program files/openssl/include" $(CFLAGS) >>Makefile.win && type Makefile.win && dir "c:/program files/openssl/lib"'
-    - name: SSLPlugin Linux
-      if: ${{ startsWith(matrix.target, 'ubuntu') }}
-      run: "sed -i '/^PLUGIN/s/$/ SSLPlugin/' Makefile && sed -i '/^LIBS/s/$/ -lcrypto -lssl/' Makefile"
     - name: make
       run: make
     - name: mkdir
diff --git a/Makefile.FreeBSD b/Makefile.FreeBSD
index a9494f9..e1ccfc5 100644
--- a/Makefile.FreeBSD
+++ b/Makefile.FreeBSD
@@ -29,7 +29,17 @@ AFTERCLEAN = (find . -type f -name "*.o" -delete && find src/ -type f -name "Mak
 TYPECOMMAND = cat
 COMPATLIBS =
 MAKEFILE = Makefile.FreeBSD
-PLUGINS ?= StringsPlugin TrafficPlugin PCREPlugin PamAuth TransparentPlugin
+PLUGINS ?= StringsPlugin TrafficPlugin PCREPlugin TransparentPlugin
+OPENSSL_CHECK = $(shell echo "\#include <openssl/ssl.h>\\n int main(){return 0;}" | cc -x c -l crypto -l ssl -o testssl - && rm testssl && echo true||echo false)
+ifeq ($(OPENSSL_CHECK), true)
+    LIBS += -l crypto -l ssl
+    PLUGINS += SSLPlugin
+endif
+PAM_CHECK = $(shell echo "\#include <security/pam_appl.h>\\n int main(){return 0;}" | cc -x c -l pam -o testpam - && rm testpam && echo true||echo false)
+ifeq ($(OPENSSL_CHECK), true)
+    PLUGINS += PamAuth
+endif
+
 
 include Makefile.inc
 
diff --git a/Makefile.Linux b/Makefile.Linux
index 913a242..20756fc 100644
--- a/Makefile.Linux
+++ b/Makefile.Linux
@@ -36,7 +36,15 @@ MAKEFILE = Makefile.Linux
 LIBS ?= -ldl 
 #PLUGINS = SSLPlugin StringsPlugin TrafficPlugin PCREPlugin TransparentPlugin PamAuth
 PLUGINS ?= StringsPlugin TrafficPlugin PCREPlugin TransparentPlugin
-
+OPENSSL_CHECK = $(shell echo "\#include <openssl/ssl.h>\\n int main(){return 0;}" | cc -x c -l crypto -l ssl -o testssl - && rm testssl && echo true||echo false)
+ifeq ($(OPENSSL_CHECK), true)
+    LIBS += -l crypto -l ssl
+    PLUGINS += SSLPlugin
+endif
+PAM_CHECK = $(shell echo "\#include <security/pam_appl.h>\\n int main(){return 0;}" | cc -x c -l pam -o testpam - && rm testpam && echo true||echo false)
+ifeq ($(OPENSSL_CHECK), true)
+    PLUGINS += PamAuth
+endif
 include Makefile.inc
 
 allplugins:
diff --git a/Makefile.unix b/Makefile.unix
index 7bf21de..f287ac8 100644
--- a/Makefile.unix
+++ b/Makefile.unix
@@ -20,7 +20,7 @@ LDFLAGS = -O2 -fno-strict-aliasing -pthread
 DCFLAGS = -fPIC
 DLFLAGS = -shared
 DLSUFFICS = .ld.so
-LIBS =
+LIBS ?=
 LIBSPREFIX = -l
 LIBSSUFFIX = 
 LNOUT = -o 
@@ -33,7 +33,16 @@ AFTERCLEAN = (find . -type f -name "*.o" -delete && find src/ -type f -name "Mak
 TYPECOMMAND = cat
 COMPATLIBS =
 MAKEFILE = Makefile.unix
-PLUGINS = StringsPlugin TrafficPlugin PCREPlugin PamAuth TransparentPlugin
+PLUGINS ?= StringsPlugin TrafficPlugin PCREPlugin TransparentPlugin
+OPENSSL_CHECK = $(shell echo "\#include <openssl/ssl.h>\\n int main(){return 0;}" | cc -x c -l crypto -l ssl -o testssl - && rm testssl && echo true||echo false)
+ifeq ($(OPENSSL_CHECK), true)
+    LIBS += -l crypto -l ssl
+    PLUGINS += SSLPlugin
+endif
+PAM_CHECK = $(shell echo "\#include <security/pam_appl.h>\\n int main(){return 0;}" | cc -x c -l pam -o testpam - && rm testpam && echo true||echo false)
+ifeq ($(OPENSSL_CHECK), true)
+    PLUGINS += PamAuth
+endif
 
 include Makefile.inc