Felix Fietkau pointed out that bundled libtomcrypt/libtommath do funny stuff with CFLAGS. fix this with checking environment variable OPENWRT_BUILD in both libs. change in dropbear binary size is drastical: 221621 -> 164277. Signed-off-by: Konstantin Demin <rockdrilla@gmail.com>master
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9c3bfd0906
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@ -0,0 +1,48 @@ |
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--- a/libtomcrypt/makefile_include.mk
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+++ b/libtomcrypt/makefile_include.mk
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@@ -75,6 +75,13 @@ endif
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LTC_CFLAGS += -Wno-type-limits
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+ifdef OPENWRT_BUILD
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+ ifeq (-Os,$(filter -Os,$(CFLAGS)))
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+ LTC_CFLAGS += -DLTC_SMALL_CODE
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+ endif
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+else
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+ ### ! OPENWRT_BUILD
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+
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ifdef LTC_DEBUG
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$(info Debug build)
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# compile for DEBUGGING (required for ccmalloc checking!!!)
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@@ -102,6 +109,9 @@ endif
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endif # COMPILE_SMALL
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endif # COMPILE_DEBUG
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+ ### ! OPENWRT_BUILD
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+endif
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+
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ifneq ($(findstring clang,$(CC)),)
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LTC_CFLAGS += -Wno-typedef-redefinition -Wno-tautological-compare -Wno-builtin-requires-header -Wno-missing-field-initializers
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--- a/libtommath/makefile_include.mk
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+++ b/libtommath/makefile_include.mk
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@@ -37,6 +37,9 @@ CFLAGS += -Wsystem-headers -Wdeclaration
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CFLAGS += -Wstrict-prototypes -Wpointer-arith
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endif
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+ifndef OPENWRT_BUILD
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+ ### ! OPENWRT_BUILD
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+
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ifdef COMPILE_DEBUG
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#debug
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CFLAGS += -g3
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@@ -58,6 +61,9 @@ endif
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endif # COMPILE_SIZE
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endif # COMPILE_DEBUG
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+ ### ! OPENWRT_BUILD
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+endif
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+
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ifneq ($(findstring clang,$(CC)),)
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CFLAGS += -Wno-typedef-redefinition -Wno-tautological-compare -Wno-builtin-requires-header
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endif
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