Allow build on Solaris 11.4

Author: psumbera

CMakeLists.txt

@@ -76,7 +76,7 @@ if(WIN32)
     set(CMAKE_C_FLAGS "/Zc:preprocessor /W3 /wd4711 /w14013 /utf-8 ${CMAKE_C_FLAGS}")
 else()
     # global C flags
-    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wpedantic -std=c11")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wpedantic")
 endif()
 
 include_directories(${PROJECT_BINARY_DIR}/libyang ${PROJECT_SOURCE_DIR}/src ${PROJECT_SOURCE_DIR}/src/plugins_exts)

CMakeModules/FindPCRE2.cmake

@@ -15,6 +15,7 @@ else()
         pcre2.h
         PATHS
         /usr/include
+        /usr/include/pcre
         /usr/local/include
         /opt/local/include
         /sw/include

src/tree_schema.c

@@ -2370,7 +2370,11 @@ lys_search_localfile_file_type(const struct dirent *file, const char *wd, struct
 
     *skip = 0;
 
+#ifdef __sun__
+    if (1) {
+#else
     if ((file->d_type == DT_UNKNOWN) || (file->d_type == DT_LNK)) {
+#endif
         /* FS does not support this field or its a symbolic link, need to call stat */
         if (asprintf(&str, "%s/%s", wd, file->d_name) == -1) {
             LOGMEM(NULL);
@@ -2387,13 +2391,17 @@ lys_search_localfile_file_type(const struct dirent *file, const char *wd, struct
             /* stat - file */
             is_reg = 1;
         }
+#ifdef __sun__
+    }
+#else
     } else if (file->d_type == DT_DIR) {
         /* dirent - dir */
         is_dir = 1;
     } else if (file->d_type == DT_REG) {
         /* dirent - file */
         is_reg = 1;
     }
+#endif
 
     if (is_dir && (dirs->count || !implicit_cwd)) {
         /* we have another subdirectory in searchpath to explore,