2 # Script to test if the build works properly.
4 # Test IASL is installed.
5 $IASL -h > /dev/null 2>&1
7 echo "The SeaBIOS project requires the 'iasl' package be installed." >&2
8 echo "Many Linux distributions have this package." >&2
9 echo "Try: sudo yum install iasl" >&2
10 echo "Or: sudo apt-get install iasl" >&2
12 echo "Please install iasl and retry." >&2
18 TMPFILE1=${OUT}/tmp_testcompile1.c
19 TMPFILE1o=${OUT}/tmp_testcompile1.o
20 TMPFILE1_ld=${OUT}/tmp_testcompile1.lds
21 TMPFILE2=${OUT}/tmp_testcompile2.c
22 TMPFILE2o=${OUT}/tmp_testcompile2.o
23 TMPFILE3o=${OUT}/tmp_testcompile3.o
25 # Test if ld's alignment handling is correct. This is a known problem
26 # with the linker that ships with Ubuntu 11.04.
27 cat - > $TMPFILE1 <<EOF
28 const char v1[] __attribute__((section(".text.v1"))) = "0123456789";
29 const char v2[] __attribute__((section(".text.v2"))) = "0123456789";
31 cat - > $TMPFILE1_ld <<EOF
43 $CC -O -g -c $TMPFILE1 -o $TMPFILE1o > /dev/null 2>&1
45 echo "Unable to execute the C compiler ($CC)." >&2
47 echo "Please install a working compiler and retry." >&2
51 $LD -T $TMPFILE1_ld $TMPFILE1o -o $TMPFILE2o > /dev/null 2>&1
53 echo "The version of LD on this system ($LD) does not properly handle" >&2
54 echo "alignments. As a result, this project can not be built." >&2
56 echo "The problem may be the result of this LD bug report:" >&2
57 echo " http://sourceware.org/bugzilla/show_bug.cgi?id=12726" >&2
59 echo "Please update to a working version of binutils and retry." >&2
64 # Test for "-fwhole-program". Older versions of gcc (pre v4.1) don't
65 # support the whole-program optimization - detect that.
66 $CC -fwhole-program -S -o /dev/null -xc /dev/null > /dev/null 2>&1
68 echo " Working around no -fwhole-program" >&2
73 # Test if "visible" variables and functions are marked global. On
74 # OpenSuse 10.3 "visible" variables declared with "extern" first
75 # aren't marked as global in the resulting assembler. On Ubuntu 7.10
76 # "visible" functions aren't marked as global in the resulting
78 cat - > $TMPFILE1 <<EOF
79 void __attribute__((externally_visible)) t1() { }
80 extern unsigned char v1;
81 unsigned char v1 __attribute__((section(".data16.foo.19"))) __attribute__((externally_visible));
83 $CC -Os -c -fwhole-program $TMPFILE1 -o $TMPFILE1o > /dev/null 2>&1
84 cat - > $TMPFILE2 <<EOF
86 extern unsigned char v1;
87 int __attribute__((externally_visible)) main() { t1(); return v1; }
89 $CC -Os -c -fwhole-program $TMPFILE2 -o $TMPFILE2o > /dev/null 2>&1
90 $CC -nostdlib -Os $TMPFILE1o $TMPFILE2o -o $TMPFILE3o > /dev/null 2>&1
92 echo " Working around non-functional -fwhole-program" >&2
99 # Also, the Ubuntu 8.04 compiler has a bug causing corruption when the
100 # "ebp" register is clobberred in an "asm" statement. The code has
101 # been modified to not clobber "ebp" - no test is available yet.
103 rm -f $TMPFILE1 $TMPFILE1o $TMPFILE1_ld $TMPFILE2 $TMPFILE2o $TMPFILE3o