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[v7,5/7] package: Introduce package-specific BINFMT_FLAT options.

Message ID 1367577580-3518-5-git-send-email-sonic.adi@gmail.com
State Accepted
Headers show

Commit Message

Sonic Zhang May 3, 2013, 10:39 a.m. UTC 
From: Sonic Zhang <sonic.zhang@analog.com>

Add new option <PKG>_FLAT_STACKSIZE. The document needs to be updated.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

---

v4-change:
- Use late binding in make to expand package specific flat stack size
to TARGET_LDFLAGS.

v2-changes:
- Fix typo error in macro BINFMT_FLAT
---
 package/Makefile.in |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

Comments

Peter Korsgaard May 5, 2013, 8:56 p.m. UTC | #1 
>>>>> "Sonic" == Sonic Zhang <sonic.adi@gmail.com> writes:

 Sonic> From: Sonic Zhang <sonic.zhang@analog.com>
 Sonic> Add new option <PKG>_FLAT_STACKSIZE. The document needs to be updated.

Committed, thanks.

It would be good to see a followup patch adding documentation.
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Patch

diff --git a/package/Makefile.in b/package/Makefile.in
index dd3bc7d..a449089 100644
--- a/package/Makefile.in
+++ b/package/Makefile.in
@@ -103,6 +103,10 @@  TARGET_CFLAGS = $(TARGET_CPPFLAGS) $(TARGET_ABI) $(TARGET_OPTIMIZATION) $(TARGET
 TARGET_CXXFLAGS = $(TARGET_CFLAGS)
 TARGET_LDFLAGS = $(call qstrip,$(BR2_TARGET_LDFLAGS))
 
+ifeq ($(BR2_BINFMT_FLAT),y)
+TARGET_LDFLAGS += $(if $($(PKG)_FLAT_STACKSIZE),-Wl$(comma)-elf2flt=-s$($(PKG)_FLAT_STACKSIZE))
+endif
+
 ifeq ($(BR2_BINFMT_FLAT_SHARED),y)
 TARGET_LDFLAGS += -mid-shared-library -mshared-library-id=0
 TARGET_CFLAGS += -mid-shared-library -mshared-library-id=0