4703e63f19
Bump version to 2.6.0.1 and refresh patches. Signed-off-by: Eric Le Bihan <eric.le.bihan.dev@free.fr> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
97 lines
3.3 KiB
Diff
97 lines
3.3 KiB
Diff
From d3920dce139734e00bbe4447a16ef24dfe4d704a Mon Sep 17 00:00:00 2001
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From: Eric Le Bihan <eric.le.bihan.dev@free.fr>
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Date: Tue, 10 Oct 2017 19:51:02 +0200
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Subject: [PATCH] No runtime tests for endianness
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Replace build and execution of runtime test programs for determining
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the endianness of the target with compile time test programs.
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This improves support for cross-compilation.
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Signed-off-by: Eric Le Bihan <eric.le.bihan.dev@free.fr>
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---
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configure | 13 ++++++++++---
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src/sysdeps/trybigendian.c | 16 ++++++++++++++++
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src/sysdeps/trylittleendian.c | 19 +++++++++++++++++++
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3 files changed, 45 insertions(+), 3 deletions(-)
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create mode 100644 src/sysdeps/trybigendian.c
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create mode 100644 src/sysdeps/trylittleendian.c
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diff --git a/configure b/configure
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index f34dcd0..f2a77f3 100755
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--- a/configure
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+++ b/configure
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@@ -478,12 +478,19 @@ EOF
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exec 3>&-
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echo "Checking system endianness..."
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- $CC_AUTO $CPPFLAGS_AUTO $CPPFLAGS $CPPFLAGS_POST $CFLAGS_AUTO $CFLAGS $CFLAGS_POST $LDFLAGS_AUTO $LDFLAGS $LDFLAGS_POST -o tryendianness src/sysdeps/tryendianness.c
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- endianness=$(./tryendianness) || fail "$0: unable to determine endianness"
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+ if $CC_AUTO $CPPFLAGS_AUTO $CPPFLAGS $CPPFLAGS_POST $CFLAGS_AUTO $CFLAGS $CFLAGS_POST $LDFLAGS_AUTO $LDFLAGS $LDFLAGS_POST -o trybigendian src/sysdeps/trybigendian.c 2>/dev/null; then
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+ endianness=big
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+ else
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+ if $CC_AUTO $CPPFLAGS_AUTO $CPPFLAGS $CPPFLAGS_POST $CFLAGS_AUTO $CFLAGS $CFLAGS_POST $LDFLAGS_AUTO $LDFLAGS $LDFLAGS_POST -o trylittleendian src/sysdeps/trylittleendian.c 2>/dev/null; then
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+ endianness=little
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+ else
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+ fail "$0: unable to determine endianness"
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+ fi
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+ fi
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echo "endianness: $endianness" >> $sysdeps/sysdeps
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echo "#define ${package_macro_name}_ENDIANNESS \"$endianness\"" >> $sysdeps/sysdeps.h
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echo " ... $endianness"
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- rm -f tryendianness
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+ rm -f trybigendian trylittleendian
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trytypes
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choose clr accept4 ACCEPT4 'accept4()'
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diff --git a/src/sysdeps/trybigendian.c b/src/sysdeps/trybigendian.c
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new file mode 100644
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index 0000000..d857572
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--- /dev/null
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+++ b/src/sysdeps/trybigendian.c
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@@ -0,0 +1,16 @@
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+#if defined(__BYTE_ORDER) && (__BYTE_ORDER == __BIG_ENDIAN) || \
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+ defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) || \
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+ defined(__BIG_ENDIAN) || \
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+ defined(__ARMEB__) || \
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+ defined(__THUMBEB__) || \
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+ defined(__AARCH64EB__) || \
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+ defined(_MIPSEB) || defined(__MIPSEB) || defined(__MIPSEB__)
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+#define YEAH
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+#else
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+#error "not big endian"
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+#endif
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+
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+int main(void)
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+{
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+ return 0;
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+}
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diff --git a/src/sysdeps/trylittleendian.c b/src/sysdeps/trylittleendian.c
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new file mode 100644
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index 0000000..68b93c1
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--- /dev/null
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+++ b/src/sysdeps/trylittleendian.c
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@@ -0,0 +1,19 @@
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+#if defined(__BYTE_ORDER) && (__BYTE_ORDER == __LITTLE_ENDIAN) || \
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+ defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) || \
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+ defined(__LITTLE_ENDIAN) || \
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+ defined(__ARMEL__) || \
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+ defined(__THUMBEL__) || \
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+ defined(__AARCH64EL__) || \
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+ defined(__i386) || defined(__i386__) || \
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+ defined(__amd64) || defined(__amd64__) || \
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+ defined(__x86_64) || defined(__x86_64__) || \
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+ defined(_MIPSEL) || defined(__MIPSEL) || defined(__MIPSEL__)
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+#define YEAH
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+#else
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+#error "not little endian"
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+#endif
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+
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+int main(void)
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+{
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+ return 0;
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+}
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--
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2.13.6
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