From e701cd7211a7874696d532693a58df2a45bf9c57 Mon Sep 17 00:00:00 2001
From: kakwa <carpentier.pf@gmail.com>
Date: Sun, 29 Jan 2017 17:44:45 +0100
Subject: [PATCH] add some dynamic optional linkage for FreeBSD on gcc_s

---
 CMakeLists.txt   |  6 ++++++
 docs/install.rst | 11 ++++-------
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a197c79..e0d2e9e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,6 +10,7 @@ option(BUNDLE_CIVETWEB     "bundle civetweb with uts-server"    OFF)
 
 option(STATIC "static linked binary" OFF)
 option(LINKDL "dynamicaly link dl" OFF)
+option(LINKDL "dynamicaly link gcc_s" OFF)
 
 IF(STATIC)
     set(CMAKE_FIND_LIBRARY_SUFFIXES ".a")
@@ -24,6 +25,10 @@ IF(LINK_DL)
     set(DL_LIBRARIES 'dl')
 ENDIF(LINK_DL)
 
+IF(LINK_GCC_S)
+    set(GCC_S_LIBRARIES 'gcc_s')
+ENDIF(LINK_GCC_S)
+
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -D_DEFAULT_SOURCE -D_XOPEN_SOURCE=700")
 
 if(DEBUG)
@@ -104,6 +109,7 @@ target_link_libraries(uts-server
     ${LIBCIVETWEB_LIBRARIES}
     ${ARGP_LIBRARIES}
     ${DL_LIBRARIES}
+    ${GCC_S_LIBRARIES}
 )
 
 INSTALL(TARGETS uts-server
diff --git a/docs/install.rst b/docs/install.rst
index b82ee99..ee8df17 100644
--- a/docs/install.rst
+++ b/docs/install.rst
@@ -38,11 +38,8 @@ uts-server is compiled using cmake:
     $ make
 
     # Compile statically
-    $ cmake . -DSTATIC=ON
-    $ make
-
-    # Sometimes it might be necessary to link against glibc/dl.
-    # In that case, the resulting binary is only partially static,
-    # but it's not possible to do better than that.
-    $ cmake . -DSTATIC=ON -DLINK_DL=ON
+    # (in some cases, it might be necessary to still
+    # link some libraries like dl or gcc_s, if necessary,
+    # add -DDL_LINK=ON and/or -DGCC_S_LINK=ON)
+    $ cmake . -DSTATIC=ON # -DDL_LINK=ON -DGCC_S_LINK=ON
     $ make