scope private/public headers when embedding into other projects

thanks to Cameron Palmer

7 files changed, 29 insertions, 45 deletions

diff --git a/apps/nc/CMakeLists.txt b/apps/nc/CMakeLists.txt
index 64d14fa..30c1745 100644
--- a/apps/nc/CMakeLists.txt
+++ b/apps/nc/CMakeLists.txt
@@ -1,12 +1,5 @@
 if(BUILD_NC)
 
-include_directories(
-        .
-        ./compat
-        ../../include
-        ../../include/compat
-)
-
 set(
         NC_SRC
         atomicio.c
@@ -50,6 +43,7 @@ else()
 endif()
 
 add_executable(nc ${NC_SRC})
+target_include_directories(nc PRIVATE . ./compat)
 target_link_libraries(nc tls ${OPENSSL_LIBS})
 
 if(ENABLE_NC)
diff --git a/apps/ocspcheck/CMakeLists.txt b/apps/ocspcheck/CMakeLists.txt
index 15af8a8..9e0d012 100644
--- a/apps/ocspcheck/CMakeLists.txt
+++ b/apps/ocspcheck/CMakeLists.txt
@@ -1,12 +1,5 @@
 if(NOT MSVC)
 
-include_directories(
-        .
-        ./compat
-        ../../include
-        ../../include/compat
-)
-
 set(
         OCSPCHECK_SRC
         http.c
@@ -27,6 +20,7 @@ else()
 endif()
 
 add_executable(ocspcheck ${OCSPCHECK_SRC})
+target_include_directories(ocspcheck PRIVATE . ./compat)
 target_link_libraries(ocspcheck tls ${OPENSSL_LIBS})
 
 if(ENABLE_LIBRESSL_INSTALL)
diff --git a/apps/openssl/CMakeLists.txt b/apps/openssl/CMakeLists.txt
index 8b800c4..1fe9004 100644
--- a/apps/openssl/CMakeLists.txt
+++ b/apps/openssl/CMakeLists.txt
@@ -1,9 +1,3 @@
-include_directories(
-        .
-        ../../include
-        ../../include/compat
-)
-
 set(
         OPENSSL_SRC
         apps.c
@@ -74,6 +68,7 @@ else()
 endif()
 
 add_executable(openssl ${OPENSSL_SRC})
+target_include_directories(openssl PRIVATE .)
 target_link_libraries(openssl ${OPENSSL_LIBS})
 
 if(ENABLE_LIBRESSL_INSTALL)
diff --git a/crypto/CMakeLists.txt b/crypto/CMakeLists.txt
index 2fa08a5..ded07af 100644
--- a/crypto/CMakeLists.txt
+++ b/crypto/CMakeLists.txt
@@ -1,14 +1,3 @@
-include_directories(
-        .
-        ../include
-        ../include/compat
-        asn1
-        bn
-        dsa
-        evp
-        modes
-)
-
 if(HOST_ASM_ELF_X86_64)
         set(
                 ASM_X86_64_ELF_SRC
@@ -810,6 +799,18 @@ if(EXTRA_EXPORT)
 endif()
 
 add_library(crypto ${CRYPTO_SRC})
+target_include_directories(crypto
+        PRIVATE
+                .
+                asn1
+                bn
+                dsa
+                evp
+                modes
+        PUBLIC
+                ../include
+                ../include/compat)
+
 if (BUILD_SHARED_LIBS)
         export_symbol(crypto ${CMAKE_CURRENT_BINARY_DIR}/crypto_p.sym)
         if (WIN32)
diff --git a/ssl/CMakeLists.txt b/ssl/CMakeLists.txt
index e87e0f6..44e5265 100644
--- a/ssl/CMakeLists.txt
+++ b/ssl/CMakeLists.txt
@@ -1,9 +1,3 @@
-include_directories(
-        .
-        ../include
-        ../include/compat
-)
-
 set(
         SSL_SRC
         bio_ssl.c
@@ -48,6 +42,13 @@ set(
 )
 
 add_library(ssl ${SSL_SRC})
+target_include_directories(ssl
+        PRIVATE
+                .
+        PUBLIC
+                ../include
+                ../include/compat)
+
 if (BUILD_SHARED_LIBS)
         export_symbol(ssl ${CMAKE_CURRENT_SOURCE_DIR}/ssl.sym)
         target_link_libraries(ssl crypto)
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 9c79313..065d934 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -1,7 +1,5 @@
 include_directories(
         .
-        ../include
-        ../include/compat
         ../crypto/modes
         ../crypto/asn1
         ../ssl
diff --git a/tls/CMakeLists.txt b/tls/CMakeLists.txt
index 6c5303c..a18c24f 100644
--- a/tls/CMakeLists.txt
+++ b/tls/CMakeLists.txt
@@ -1,9 +1,3 @@
-include_directories(
-        .
-        ../include
-        ../include/compat
-)
-
 set(
         TLS_SRC
         tls.c
@@ -37,6 +31,13 @@ else()
 endif()
 
 add_library(tls ${TLS_SRC})
+target_include_directories(tls
+        PRIVATE
+                .
+        PUBLIC
+                ../include
+                ../include/compat)
+
 if (BUILD_SHARED_LIBS)
         export_symbol(tls ${CMAKE_CURRENT_SOURCE_DIR}/tls.sym)
         target_link_libraries(tls ssl crypto)