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targets: zephyr: Reinstate "print" function and error printing. (#1851)

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Re-add "print" function following resent refactors when it was moved
from jerry-core to jerry-ext. This is done in particular to keep
detailed messages on errors.

JerryScript-DCO-1.0-Signed-off-by: Paul Sokolovsky paul.sokolovsky@linaro.org
This commit is contained in:
Paul Sokolovsky 2017-05-25 10:08:34 +03:00 committed by László Langó
parent 557fa5006c
commit b51b6824bb
5 changed files with 36 additions and 6 deletions
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2
targets/zephyr/Makefile
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@ -34,7 +34,7 @@ ZEPHYRLIB = $(ZEPHYR_BASE)/lib
TARGET_ZEPHYR ?= ./targets/zephyr
SOURCE_DIR = $(TARGET_ZEPHYR)/src
export JERRY_INCLUDE = $(CURDIR)/jerry-core/include
export JERRY_INCLUDE = -I$(CURDIR)/jerry-core/include -I$(CURDIR)/jerry-ext/include
MDEF_FILE = $(realpath $(SOURCE_DIR)/../prj.mdef)
CONF_FILE = $(realpath $(SOURCE_DIR)/../prj.conf)

8
targets/zephyr/Makefile.zephyr
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@ -24,7 +24,7 @@ export BOARD
TARGET_ZEPHYR ?= ./targets/zephyr
TARGET_ZEPHYR_SRC_DIR = $(TARGET_ZEPHYR)/src
TYPE ?= jerry-core
COMPONENTS ?= jerry-core jerry-ext
JERRYHEAP ?= 16
JERRYPROFILE ?= minimal
@ -61,9 +61,9 @@ EXT_CFLAGS += -D_XOPEN_SOURCE=700
EXT_CFLAGS += -Wno-error=conversion
EXTERNAL_LIB = $(INTERM)/lib/libjerry-core.a
EXTERNAL_LIB = $(INTERM)/lib/libjerry-core.a $(INTERM)/lib/libjerry-ext.a
LIBS = jerry-core
LIBS = jerry-core jerry-ext
BUILD_CONFIG = O="$(OUTPUT)" V=$(V) USER_LIBS="$(LIBS)" USER_LIB_INCLUDE_DIR="-L $(CURDIR)/$(INTERM)/lib" TARGET_ZEPHYR=$(TARGET_ZEPHYR)
@ -94,7 +94,7 @@ endif
-DJERRY_LIBC=OFF \
$(EXT_JERRY_FLAGS)
make -C $(INTERM) $(TYPE)$(VARIETY) V=1
make -C $(INTERM) $(COMPONENTS) V=1
$(OUTPUT)/Makefile.export: $(OUTPUT)/include/config/auto.conf
make -f $(TARGET_ZEPHYR)/Makefile $(BUILD_CONFIG) outputexports

2
targets/zephyr/src/Makefile
View File

@ -17,6 +17,6 @@ $(info Compiling application)
endif
# Adding path for jerry script APIs
ZEPHYRINCLUDE += -I$(JERRY_INCLUDE)
ZEPHYRINCLUDE += $(JERRY_INCLUDE)
obj-y += main-zephyr.o getline-zephyr.o jerry-port.o

10
targets/zephyr/src/jerry-port.c
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@ -72,3 +72,13 @@ jerry_port_get_time_zone (jerry_time_zone_t *tz_p)
return true;
} /* jerry_port_get_time_zone */
/**
* Provide the implementation of jerryx_port_handler_print_char.
* Uses 'printf' to print a single character to standard output.
*/
void
jerryx_port_handler_print_char (char c) /**< the character to print */
{
printf ("%c", c);
} /* jerryx_port_handler_print_char */

20
targets/zephyr/src/main-zephyr.c
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@ -22,9 +22,28 @@
#include "getline-zephyr.h"
#include "jerryscript.h"
#include "jerryscript-port.h"
#include "jerryscript-ext/handler.h"
static jerry_value_t print_function;
/**
* Register a JavaScript function in the global object.
*/
static void
register_js_function (const char *name_p, /**< name of the function */
jerry_external_handler_t handler_p) /**< function callback */
{
jerry_value_t result_val = jerryx_handler_register_global ((const jerry_char_t *) name_p, handler_p);
if (jerry_value_has_error_flag (result_val))
{
jerry_port_log (JERRY_LOG_LEVEL_WARNING, "Warning: failed to register '%s' method.", name_p);
}
jerry_release_value (result_val);
} /* register_js_function */
static int shell_cmd_handler (char *source_buffer)
{
jerry_value_t ret_val;
@ -69,6 +88,7 @@ void main (void)
zephyr_getline_init ();
jerry_init (JERRY_INIT_EMPTY);
register_js_function ("print", jerryx_handler_print);
jerry_value_t global_obj_val = jerry_get_global_object ();
jerry_value_t print_func_name_val = jerry_create_string ((jerry_char_t *) "print");