Implemented "build_flags" option for environments // closed issue #4

Author: ivankravets

HISTORY.rst

@@ -1,11 +1,14 @@
 Release History
 ===============
 
-0.3.0 (?)
+0.3.0 (2014-06-21)
 ---------
 
 * Allowed to pass multiple "SomePlatform" to install/uninstall commands
 * Added "IDE Integration" section to README with Eclipse project examples
+* Created auto installer script for *PlatformIO* (`issue #3 <https://github.com/ivankravets/platformio/issues/3>`_)
+* Added "Super-Quick" way to Installation section (README)
+* Implemented "build_flags" option for environments (`issue #4 <https://github.com/ivankravets/platformio/issues/4>`_)
 
 
 0.2.0 (2014-06-15)

examples/wiring-blink/platformio.ini

@@ -16,3 +16,4 @@ board = lpmsp430g2553
 platform = titiva
 framework = energia
 board = lplm4f120h5qr
+build_flags = "-DLED_PIN=GREEN_LED"

examples/wiring-blink/src/main.c

@@ -8,27 +8,22 @@
   with intervals of 1 second (1000 milliseconds)
 */
 
-#ifdef ENERGIA
-
-#include "Energia.h"
-#define WLED  RED_LED
-
-#else
-
 #include "Arduino.h"
-#define WLED	13  // Most Arduino boards already have an LED attached to pin 13 on the board itself
 
+#ifndef LED_PIN
+#define LED_PIN 13  // Most Arduino boards already have an LED attached to pin 13 on the board itself
 #endif
 
+
 void setup()
 {
-  pinMode(WLED, OUTPUT);  // set pin as output
+  pinMode(LED_PIN, OUTPUT);     // set pin as output
 }
 
 void loop()
 {
-  digitalWrite(WLED, HIGH);  // set the LED on
-  delay(1000);               // wait for a second
-  digitalWrite(WLED, LOW);   // set the LED off
-  delay(1000);               // wait for a second
+  digitalWrite(LED_PIN, HIGH);  // set the LED on
+  delay(1000);                  // wait for a second
+  digitalWrite(LED_PIN, LOW);   // set the LED off
+  delay(1000);                  // wait for a second
 }

platformio/builder/main.py

@@ -16,6 +16,7 @@
     ("PIOENV",),
     ("PLATFORM",),
     ("FRAMEWORK",),
+    ("BUILD_FLAGS",),
 
     # board options
     ("BOARD",),

platformio/builder/scripts/atmelavr.py

@@ -26,21 +26,25 @@
     ASFLAGS=[
         "-g",  # include debugging info (so errors include line numbers)
         "-x", "assembler-with-cpp",
-        "-mmcu=$BOARD_MCU",
-        "-DF_CPU=$BOARD_F_CPU"
+        "-mmcu=$BOARD_MCU"
     ],
+
     CCFLAGS=[
         "-g",  # include debugging info (so errors include line numbers)
         "-Os",  # optimize for size
         "-Wall",  # show warnings
         "-ffunction-sections",  # place each function in its own section
         "-fdata-sections",
         "-MMD",  # output dependancy info
-        "-mmcu=$BOARD_MCU",
-        "-DF_CPU=$BOARD_F_CPU"
+        "-mmcu=$BOARD_MCU"
     ],
+
     CXXFLAGS=["-fno-exceptions"],
 
+    CPPDEFINES=[
+        "F_CPU=$BOARD_F_CPU"
+    ],
+
     LINKFLAGS=[
         "-Os",
         "-Wl,--gc-sections",
@@ -62,6 +66,9 @@
     UPLOADEEPCMD="$UPLOADER $UPLOADERFLAGS -U eeprom:w:$SOURCES:i"
 )
 
+if "BUILD_FLAGS" in env:
+    env.MergeFlags(env['BUILD_FLAGS'])
+
 env.Append(
     BUILDERS=dict(
         ElfToEep=Builder(

platformio/builder/scripts/frameworks/arduino.py

@@ -19,18 +19,14 @@
 ARDUINO_VERSION = int(
     open(join(env.subst("$PLATFORMFW_DIR"),
               "version.txt")).read().replace(".", "").strip())
-ARDUINO_FLAGS = [
-    "-DARDUINO=%d" % ARDUINO_VERSION,
-    "-DARDUINO_%s" % BOARD_OPTIONS['build.board']
-]
 
 # usb flags
+ARDUINO_USBDEFINES = []
 if "build.usb_product" in BOARD_OPTIONS:
-    ARDUINO_FLAGS += [
-        "-DUSB_VID=%s" % BOARD_OPTIONS['build.vid'],
-        "-DUSB_PID=%s" % BOARD_OPTIONS['build.pid'],
-        "-DUSB_PRODUCT=%s" % BOARD_OPTIONS['build.usb_product'].replace(
-            '"', "")
+    ARDUINO_USBDEFINES = [
+        "USB_VID=%s" % BOARD_OPTIONS['build.vid'],
+        "USB_PID=%s" % BOARD_OPTIONS['build.pid'],
+        "USB_PRODUCT=%s" % BOARD_OPTIONS['build.usb_product'].replace('"', "")
     ]
 
 # include board variant
@@ -40,8 +36,10 @@
 )
 
 env.Append(
-    ASFLAGS=ARDUINO_FLAGS,
-    CCFLAGS=ARDUINO_FLAGS,
+    CPPDEFINES=[
+        "ARDUINO=%d" % ARDUINO_VERSION,
+        "ARDUINO_%s" % BOARD_OPTIONS['build.board']
+    ] + ARDUINO_USBDEFINES,
     CPPPATH=[
         join("$BUILD_DIR", "core"),
         join("$BUILD_DIR", "variant")

platformio/builder/scripts/frameworks/energia.py

@@ -19,10 +19,6 @@
 ENERGIA_VERSION = int(
     open(join(env.subst("$PLATFORMFW_DIR"),
               "version.txt")).read().replace(".", "").strip())
-ENERGIA_FLAGS = [
-    "-DARDUINO=101",
-    "-DENERGIA=%d" % ENERGIA_VERSION
-]
 
 # include board variant
 env.VariantDir(
@@ -31,8 +27,10 @@
 )
 
 env.Append(
-    ASFLAGS=ENERGIA_FLAGS,
-    CCFLAGS=ENERGIA_FLAGS,
+    CPPDEFINES=[
+        "ARDUINO=101",
+        "ENERGIA=%d" % ENERGIA_VERSION
+    ],
     CPPPATH=[
         join("$BUILD_DIR", "core"),
         join("$BUILD_DIR", "variant")

platformio/builder/scripts/timsp430.py

@@ -28,18 +28,21 @@
     ASFLAGS=[
         "-g",  # include debugging info (so errors include line numbers)
         "-x", "-assembler-with-cpp",
-        "-mmcu=$BOARD_MCU",
-        "-DF_CPU=$BOARD_F_CPU"
+        "-mmcu=$BOARD_MCU"
     ],
+
     CCFLAGS=[
         "-g",  # include debugging info (so errors include line numbers)
         "-Os",  # optimize for size
         "-Wall",  # show warnings
         "-ffunction-sections",  # place each function in its own section
         "-fdata-sections",
         "-MMD",  # output dependancy info
-        "-mmcu=$BOARD_MCU",
-        "-DF_CPU=$BOARD_F_CPU"
+        "-mmcu=$BOARD_MCU"
+    ],
+
+    CPPDEFINES=[
+        "F_CPU=$BOARD_F_CPU"
     ],
 
     LINK="$CC",
@@ -57,6 +60,9 @@
     UPLOADCMD='$UPLOADER $UPLOADERFLAGS "prog $SOURCES"'
 )
 
+if "BUILD_FLAGS" in env:
+    env.MergeFlags(env['BUILD_FLAGS'])
+
 env.Append(
     BUILDERS=dict(
         ElfToHex=Builder(

platformio/builder/scripts/titiva.py

@@ -31,8 +31,7 @@
         "-mcpu=cortex-m4",
         "-mfloat-abi=hard",
         "-mfpu=fpv4-sp-d16",
-        "-fsingle-precision-constant",
-        "-DF_CPU=$BOARD_F_CPU"
+        "-fsingle-precision-constant"
     ],
 
     CCFLAGS=[
@@ -47,15 +46,18 @@
         "-mfloat-abi=hard",
         "-mfpu=fpv4-sp-d16",
         "-fsingle-precision-constant",
-        "-MMD",  # output dependancy info
-        "-DF_CPU=$BOARD_F_CPU"
+        "-MMD"  # output dependancy info
     ],
 
     CXXFLAGS=[
         "-fno-rtti",
         "-fno-exceptions"
     ],
 
+    CPPDEFINES=[
+        "F_CPU=$BOARD_F_CPU"
+    ],
+
     LINKFLAGS=[
         "-Os",
         "-nostartfiles",
@@ -73,6 +75,9 @@
     UPLOADCMD="$UPLOADER $SOURCES"
 )
 
+if "BUILD_FLAGS" in env:
+    env.MergeFlags(env['BUILD_FLAGS'])
+
 env.Append(
     BUILDERS=dict(
         ElfToBin=Builder(

platformio/projectconftpl.ini

@@ -11,6 +11,11 @@
 #[env:mybaseenv]
 #platform = %INSTALLED_PLATFORM_NAME_HERE%
 
+# Environment with specific build flags
+#[env:specbuildflags]
+#platform = %INSTALLED_PLATFORM_NAME_HERE%
+#build_flags = "-I/opt/include -L/opt/lib -lfoo -DMYDEFINE=13"
+
 #
 # Atmel AVR based board
 #