[dialogs] Rename info.cpp to info.c

Long term goal is to able compile by only C compiler
if ecmascript is not compiled-in.

meson.build

@@ -593,7 +593,7 @@ if not compiler.links('''#include <stdint.h>
         return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) & (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
     }''',
     name: 'GCC atomic builtins required -latomic')
-        dep_atomic = compiler.find_library('atomic', static: st)
+    dep_atomic = compiler.find_library('atomic', static: st)
 endif
 
 if conf_data.get('CONFIG_QUICKJS')

src/dialogs/Makefile

@@ -3,6 +3,6 @@ include $(top_builddir)/Makefile.config
 
 OBJS-$(CONFIG_EXMODE) += exmode.o
 
-OBJS = document.o download.o edit.o info.obj menu.o options.o progress.o status.o
+OBJS = document.o download.o edit.o info.o menu.o options.o progress.o status.o
 
 include $(top_srcdir)/Makefile.lib

src/dialogs/info.c

@@ -23,7 +23,9 @@
 #include "config/options.h"
 #include "dialogs/info.h"
 #include "document/renderer.h"
-#include "ecmascript/ecmascript.h"
+#ifdef CONFIG_ECMASCRIPT_SMJS
+#include "ecmascript/ecmascript-c.h"
+#endif
 #include "intl/libintl.h"
 #include "main/select.h"
 #include "main/timer.h"

src/dialogs/meson.build

@@ -1,4 +1,4 @@
 if conf_data.get('CONFIG_EXMODE')
 	srcs += files('exmode.c')
 endif
-srcs += files('document.c', 'download.c', 'edit.c', 'info.cpp', 'menu.c', 'options.c', 'progress.c', 'status.c')
+srcs += files('document.c', 'download.c', 'edit.c', 'info.c', 'menu.c', 'options.c', 'progress.c', 'status.c')

src/ecmascript/ecmascript-c.cpp

@@ -0,0 +1,15 @@
+/* ECMAScript helper functions */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "ecmascript/ecmascript-c.h"
+
+extern int interpreter_count;
+
+int
+ecmascript_get_interpreter_count(void)
+{
+	return interpreter_count;
+}

src/ecmascript/ecmascript-c.h

@@ -0,0 +1,14 @@
+#ifndef EL__ECMASCRIPT_ECMASCRIPT_C_H
+#define EL__ECMASCRIPT_ECMASCRIPT_C_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int ecmascript_get_interpreter_count(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

src/ecmascript/ecmascript.cpp

@@ -99,7 +99,7 @@ static union option_info ecmascript_options[] = {
 	NULL_OPTION_INFO,
 };
 
-static int interpreter_count;
+int interpreter_count;
 
 static INIT_LIST_OF(struct string_list_item, allowed_urls);
 static INIT_LIST_OF(struct string_list_item, disallowed_urls);
@@ -300,12 +300,6 @@ ecmascript_put_interpreter(struct ecmascript_interpreter *interpreter)
 	--interpreter_count;
 }
 
-int
-ecmascript_get_interpreter_count(void)
-{
-	return interpreter_count;
-}
-
 static void
 delayed_reload(void *data)
 {

src/ecmascript/ecmascript.h

@@ -156,7 +156,6 @@ void ecmascript_free_urls(struct module *module);
 
 struct ecmascript_interpreter *ecmascript_get_interpreter(struct view_state*vs);
 void ecmascript_put_interpreter(struct ecmascript_interpreter *interpreter);
-int ecmascript_get_interpreter_count(void);
 
 void ecmascript_detach_form_view(struct form_view *fv);
 void ecmascript_detach_form_state(struct form_state *fs);

src/ecmascript/meson.build

@@ -1,6 +1,6 @@
 #INCLUDES += $(SPIDERMONKEY_CFLAGS)
 if conf_data.get('CONFIG_ECMASCRIPT_SMJS')
-	srcs += files('ecmascript.cpp', 'localstorage-db.cpp', 'spidermonkey.cpp', 'timer.cpp')
+	srcs += files('ecmascript.cpp', 'ecmascript-c.cpp', 'localstorage-db.cpp', 'spidermonkey.cpp', 'timer.cpp')
 	subdir('spidermonkey')
 endif