Bump minimum CMake version to 3.0

A nice, round number.  This allows us to remove some boilerplate.

CMakeLists.txt

@@ -1,21 +1,12 @@
-project (hex C)
+cmake_minimum_required (VERSION 3.0)
-cmake_minimum_required (VERSION 2.8.5)
+project (hex VERSION 0.1.0 LANGUAGES C)
 
 # Moar warnings
 if ("${CMAKE_C_COMPILER_ID}" MATCHES "GNU" OR CMAKE_COMPILER_IS_GNUCC)
-	set (wdisabled "-Wno-unused-function -Wno-implicit-fallthrough")
+	set (wdisabled "-Wno-unused-function")
 	set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99 -Wall -Wextra ${wdisabled}")
 endif ()
 
-# Version
-set (project_VERSION_MAJOR "0")
-set (project_VERSION_MINOR "1")
-set (project_VERSION_PATCH "0")
-
-set (project_VERSION "${project_VERSION_MAJOR}")
-set (project_VERSION "${project_VERSION}.${project_VERSION_MINOR}")
-set (project_VERSION "${project_VERSION}.${project_VERSION_PATCH}")
-
 # For custom modules
 set (CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/liberty/cmake)
 
@@ -125,16 +116,13 @@ set (CPACK_PACKAGE_DESCRIPTION_SUMMARY "Hex viewer")
 set (CPACK_PACKAGE_VENDOR "Premysl Eric Janouch")
 set (CPACK_PACKAGE_CONTACT "Přemysl Eric Janouch <p@janouch.name>")
 set (CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/LICENSE")
-set (CPACK_PACKAGE_VERSION_MAJOR ${project_VERSION_MAJOR})
-set (CPACK_PACKAGE_VERSION_MINOR ${project_VERSION_MINOR})
-set (CPACK_PACKAGE_VERSION_PATCH ${project_VERSION_PATCH})
 set (CPACK_GENERATOR "TGZ;ZIP")
 set (CPACK_PACKAGE_FILE_NAME
-	"${PROJECT_NAME}-${project_VERSION}-${CMAKE_SYSTEM_NAME}-${CMAKE_SYSTEM_PROCESSOR}")
+	"${PROJECT_NAME}-${PROJECT_VERSION}-${CMAKE_SYSTEM_NAME}-${CMAKE_SYSTEM_PROCESSOR}")
-set (CPACK_PACKAGE_INSTALL_DIRECTORY "${PROJECT_NAME}-${project_VERSION}")
+set (CPACK_PACKAGE_INSTALL_DIRECTORY "${PROJECT_NAME}-${PROJECT_VERSION}")
 set (CPACK_SOURCE_GENERATOR "TGZ;ZIP")
 set (CPACK_SOURCE_IGNORE_FILES "/\\\\.git;/build;/CMakeLists.txt.user")
-set (CPACK_SOURCE_PACKAGE_FILE_NAME "${PROJECT_NAME}-${project_VERSION}")
+set (CPACK_SOURCE_PACKAGE_FILE_NAME "${PROJECT_NAME}-${PROJECT_VERSION}")
 
 set (CPACK_SET_DESTDIR TRUE)
 include (CPack)

README.adoc

@@ -35,9 +35,6 @@ Or you can try telling CMake to make a package for you.  For Debian it is:
  $ cpack -G DEB
  # dpkg -i hex-*.deb
 
-Note that for versions of CMake before 2.8.9, you need to prefix `cpack` with
-`fakeroot` or file ownership will end up wrong.
-
 Having the program installed, optionally create a configuration file and run it
 on a file of your choice.
 

config.h.in

@@ -1,8 +1,8 @@
 #ifndef CONFIG_H
 #define CONFIG_H
 
-#define PROGRAM_NAME "${CMAKE_PROJECT_NAME}"
+#define PROGRAM_NAME "${PROJECT_NAME}"
-#define PROGRAM_VERSION "${project_VERSION}"
+#define PROGRAM_VERSION "${PROJECT_VERSION}"
 
 #cmakedefine HAVE_RESIZETERM
 #cmakedefine HAVE_LUA

hex.c

@@ -339,9 +339,9 @@ app_free_context (void)
 	free (g_ctx.marks_by_offset);
 	free (g_ctx.offset_entries);
 
-	free (g_ctx.message);
+	cstr_set (&g_ctx.message, NULL);
 
-	free (g_ctx.filename);
+	cstr_set (&g_ctx.filename, NULL);
 	free (g_ctx.data);
 
 	if (g_ctx.tk)
@@ -1792,8 +1792,7 @@ app_log_handler (void *user_data, const char *quote, const char *fmt,
 		fprintf (stderr, "%s\n", message.str);
 	else
 	{
-		free (g_ctx.message);
+		cstr_set (&g_ctx.message, xstrdup (message.str));
-		g_ctx.message = xstrdup (message.str);
 		g_ctx.message_attr = (intptr_t) user_data;
 		app_invalidate ();
 	}

liberty

@@ -1 +1 @@
-Subproject commit 1a76b2032e6d18d9f95d9d0bb98edc26023c8618
+Subproject commit 8822d06091942454324936329bfade6a47444d70

termo

@@ -1 +1 @@
-Subproject commit 8c4e867760eb20e3cdf997a301c8f8672c01e380
+Subproject commit 065cd3b3e1781ebfddbb272b568918c60c8962c8