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-rw-r--r--CMakeLists.txt13
-rw-r--r--examples/table_processing/table_processing.c60
2 files changed, 72 insertions, 1 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index d9776cd..85f3024 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -66,8 +66,19 @@ set_target_properties(example_argument_parsing PROPERTIES
CMAKE_C_FLAGS "-Wall -Wextra -Werror -Wfatal-errors -Wpedantic")
target_link_libraries(example_argument_parsing ${LUA_LIBRARIES} honeysuckle)
+add_executable(example_table_processing EXCLUDE_FROM_ALL
+ ${EX_ROOT}/table_processing/table_processing.c)
+set_target_properties(example_table_processing PROPERTIES
+ C_STANDARD 99
+ CMAKE_C_FLAGS "-Wall -Wextra -Werror -Wfatal-errors -Wpedantic")
+target_link_libraries(example_table_processing ${LUA_LIBRARIES} honeysuckle)
+
+
add_custom_target(examples)
-add_dependencies(examples example_table_creation example_argument_parsing)
+add_dependencies(examples
+ example_table_creation
+ example_argument_parsing
+ example_table_processing)
include(GNUInstallDirs)
diff --git a/examples/table_processing/table_processing.c b/examples/table_processing/table_processing.c
new file mode 100644
index 0000000..64c1f01
--- /dev/null
+++ b/examples/table_processing/table_processing.c
@@ -0,0 +1,60 @@
+#include <string.h>
+#include <stdlib.h>
+#include <honeysuckle.h>
+
+struct settings
+{
+ bool debug;
+ int debug_level;
+ char *logfile;
+} global_settings;
+
+void set_logfile(const char* filename, void *s)
+{
+ struct settings *settings = (struct settings *) s;
+ settings->logfile = malloc(sizeof(char) * strlen(filename));
+ strcpy(settings->logfile, filename);
+}
+
+int process(lua_State *L)
+{
+ int table_index;
+ hs_parse_args(L, hs_tbl(table_index));
+ hs_process_table(L, table_index,
+ hs_process_bool("debug",
+ hs_pt_set_boolean,
+ &(global_settings.debug)),
+ hs_process_int("level",
+ hs_pt_set_integer,
+ &(global_settings.debug_level)),
+ hs_process_str("logfile",
+ set_logfile,
+ &global_settings));
+ return 0;
+}
+
+int main()
+{
+ lua_State *L = luaL_newstate();
+ luaL_openlibs(L);
+
+ lua_pushcfunction(L, process);
+ lua_setglobal(L, "configure");
+
+ global_settings.debug = false;
+ global_settings.debug_level = 0;
+ global_settings.logfile = "nil";
+
+ printf("settings: [ %d, %d, '%s' ]\n",
+ global_settings.debug,
+ global_settings.debug_level,
+ global_settings.logfile);
+
+ luaL_dostring(L, "configure{debug=true, level=6, logfile='output.log'}");
+
+ printf("settings: [ %d, %d, '%s' ]\n",
+ global_settings.debug,
+ global_settings.debug_level,
+ global_settings.logfile);
+ return 0;
+}