1 files changed, 103 insertions, 0 deletions
diff --git a/qemu/roms/seabios/scripts/test-build.sh b/qemu/roms/seabios/scripts/test-build.sh
new file mode 100755
index 000000000..081f9fd25
--- /dev/null
+++ b/qemu/roms/seabios/scripts/test-build.sh
@@ -0,0 +1,103 @@
+#!/bin/sh
+# Script to test if the build works properly.
+
+# Test IASL is installed.
+$IASL -h > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+    echo "The SeaBIOS project requires the 'iasl' package be installed." >&2
+    echo "Many Linux distributions have this package." >&2
+    echo "Try: sudo yum install iasl" >&2
+    echo "Or: sudo apt-get install iasl" >&2
+    echo "" >&2
+    echo "Please install iasl and retry." >&2
+    echo -1
+    exit 0
+fi
+
+mkdir -p ${OUT}
+TMPFILE1=${OUT}/tmp_testcompile1.c
+TMPFILE1o=${OUT}/tmp_testcompile1.o
+TMPFILE1_ld=${OUT}/tmp_testcompile1.lds
+TMPFILE2=${OUT}/tmp_testcompile2.c
+TMPFILE2o=${OUT}/tmp_testcompile2.o
+TMPFILE3o=${OUT}/tmp_testcompile3.o
+
+# Test if ld's alignment handling is correct.  This is a known problem
+# with the linker that ships with Ubuntu 11.04.
+cat - > $TMPFILE1 <<EOF
+const char v1[] __attribute__((section(".text.v1"))) = "0123456789";
+const char v2[] __attribute__((section(".text.v2"))) = "0123456789";
+EOF
+cat - > $TMPFILE1_ld <<EOF
+SECTIONS
+{
+     .mysection 0x88f0 : {
+. = 0x10 ;
+*(.text.v1)
+. = 0x20 ;
+*(.text.v2)
+. = 0x30 ;
+     }
+}
+EOF
+$CC -O -g -c $TMPFILE1 -o $TMPFILE1o > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+    echo "Unable to execute the C compiler ($CC)." >&2
+    echo "" >&2
+    echo "Please install a working compiler and retry." >&2
+    echo -1
+    exit 0
+fi
+$LD -T $TMPFILE1_ld $TMPFILE1o -o $TMPFILE2o > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+    echo "The version of LD on this system ($LD) does not properly handle" >&2
+    echo "alignments.  As a result, this project can not be built." >&2
+    echo "" >&2
+    echo "The problem may be the result of this LD bug report:" >&2
+    echo " http://sourceware.org/bugzilla/show_bug.cgi?id=12726" >&2
+    echo "" >&2
+    echo "Please update to a working version of binutils and retry." >&2
+    echo -1
+    exit 0
+fi
+
+# Test for "-fwhole-program".  Older versions of gcc (pre v4.1) don't
+# support the whole-program optimization - detect that.
+$CC -fwhole-program -S -o /dev/null -xc /dev/null > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+    echo "  Working around no -fwhole-program" >&2
+    echo 2
+    exit 0
+fi
+
+# Test if "visible" variables and functions are marked global.  On
+# OpenSuse 10.3 "visible" variables declared with "extern" first
+# aren't marked as global in the resulting assembler.  On Ubuntu 7.10
+# "visible" functions aren't marked as global in the resulting
+# assembler.
+cat - > $TMPFILE1 <<EOF
+void __attribute__((externally_visible)) t1() { }
+extern unsigned char v1;
+unsigned char v1 __attribute__((section(".data16.foo.19"))) __attribute__((externally_visible));
+EOF
+$CC -Os -c -fwhole-program $TMPFILE1 -o $TMPFILE1o > /dev/null 2>&1
+cat - > $TMPFILE2 <<EOF
+void t1();
+extern unsigned char v1;
+int __attribute__((externally_visible)) main() { t1(); return v1; }
+EOF
+$CC -Os -c -fwhole-program $TMPFILE2 -o $TMPFILE2o > /dev/null 2>&1
+$CC -nostdlib -Os $TMPFILE1o $TMPFILE2o -o $TMPFILE3o > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+    echo "  Working around non-functional -fwhole-program" >&2
+    echo 2
+    exit 0
+fi
+
+echo 0
+
+# Also, the Ubuntu 8.04 compiler has a bug causing corruption when the
+# "ebp" register is clobberred in an "asm" statement.  The code has
+# been modified to not clobber "ebp" - no test is available yet.
+
+rm -f $TMPFILE1 $TMPFILE1o $TMPFILE1_ld $TMPFILE2 $TMPFILE2o $TMPFILE3o