app : introduce the llama unified executable (#23296)

* app : introduce the llama unified executable

Signed-off-by: Adrien Gallouët <angt@huggingface.co>

* Use serve for server

Signed-off-by: Adrien Gallouët <angt@huggingface.co>

* Hide completion and bench, add help command

Signed-off-by: Adrien Gallouët <angt@huggingface.co>

* Remove STATIC

Signed-off-by: Adrien Gallouët <angt@huggingface.co>

* Use -impl targets instead of -lib

Signed-off-by: Adrien Gallouët <angt@huggingface.co>

* Revert "Remove STATIC"

This reverts commit cc44caccb9902b34a3531633edac911e5b3d65cd.

---------

Signed-off-by: Adrien Gallouët <angt@huggingface.co>

tools/server/CMakeLists.txt

@@ -27,12 +27,11 @@ target_include_directories(${TARGET} PRIVATE ../mtmd)
 target_include_directories(${TARGET} PRIVATE ${CMAKE_SOURCE_DIR})
 target_link_libraries(${TARGET} PUBLIC llama-common mtmd ${CMAKE_THREAD_LIBS_INIT})
 
+# llama-server-impl: server logic, reusable by app
 
-# llama-server executable
+set(TARGET llama-server-impl)
 
-set(TARGET llama-server)
-
-set(TARGET_SRCS
+add_library(${TARGET} STATIC
     server.cpp
     server-http.cpp
     server-http.h
@@ -40,11 +39,16 @@ set(TARGET_SRCS
     server-models.h
 )
 
-add_executable(${TARGET} ${TARGET_SRCS})
+target_include_directories(${TARGET} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
+target_include_directories(${TARGET} PRIVATE ../mtmd ${CMAKE_SOURCE_DIR})
+target_link_libraries(${TARGET} PUBLIC server-context llama-ui cpp-httplib ${CMAKE_THREAD_LIBS_INIT})
+
+# llama-server executable
+
+set(TARGET llama-server)
+
+add_executable(${TARGET} main.cpp)
 install(TARGETS ${TARGET} RUNTIME)
 
-target_include_directories(${TARGET} PRIVATE ../mtmd)
-target_include_directories(${TARGET} PRIVATE ${CMAKE_SOURCE_DIR})
-target_link_libraries(${TARGET} PRIVATE server-context llama-ui PUBLIC llama-common cpp-httplib ${CMAKE_THREAD_LIBS_INIT})
-
+target_link_libraries(${TARGET} PRIVATE llama-server-impl)
 target_compile_features(${TARGET} PRIVATE cxx_std_17)