1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
sinclude(./aclocal.m4)dnl Autoconf lossage
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
# Local configure fragment for sysdeps/unix/sysv/linux/mips.
case $machine in
mips*64*)
rm -f asm-unistd.h
asm_unistd_h=$sysheaders/asm/unistd.h
if test ! -f $asm_unistd_h; then
# Try to find asm/unistd.h in compiler header search path.
try_asm_unistd_h=`echo '#include <asm/unistd.h>' | $CPP - |
sed -n '/^# 1 "\(\/[^"]*\)".*/{s,,\1,p;q;}'`
if test -n "$try_asm_unistd_h" &&
test -f "$try_asm_unistd_h"; then
asm_unistd_h=$try_asm_unistd_h
fi
fi
if test ! -f "$asm_unistd_h"; then
AC_MSG_WARN([*** asm/unistd.h not found, it will not be pre-processed])
echo '#include <asm/unistd.h>' > asm-unistd.h
elif grep __NR_N32_open "$asm_unistd_h" > /dev/null; then
# The point of this preprocessing is to turn __NR_<syscall> into
# __NR_N64_<syscall>, as well as to define __NR_<syscall> to
# __NR_<abi>_<syscall>, if __NR_<abi>_<syscall> is defined
# and <abi> is the compiler-enabled ABI.
cat "$asm_unistd_h" |
sed -e 's,__NR_,__NR_N64_,g' \
-e 's,__NR_N64_##,__NR_##,g' \
-e 's,__NR_N64_O32_,__NR_O32_,g' \
-e 's,__NR_N64_N32_,__NR_N32_,g' \
-e 's,__NR_N64_N64_,__NR_N64_,g' \
| awk > asm-unistd.h '
BEGIN { print "#include <sgidefs.h>"; }
/^#define __NR.*unused/ { print; next; }
/^#define __NR_N64__exit __NR_N64_exit/ {
print "#define __NR__exit __NR_exit";
print "#define __NR_O32__exit __NR_O32_exit";
print "#define __NR_N32__exit __NR_N32_exit";
print; next;
}
/^#define __NR_O32_/ {
name = $2;
sub (/_O32_/, "_", name);
print;
print "#if _MIPS_SIM == _ABIO32";
print "# define " name " " $2;
print "#endif";
next;
}
/^#define __NR_N32_/ {
name = $2;
sub (/_N32_/, "_", name);
print;
print "#if _MIPS_SIM == _ABIN32";
print "# define " name " " $2;
print "#endif";
next;
}
/^#define __NR_N64_/ {
name = $2;
sub (/_N64_/, "_", name);
print;
print "#if _MIPS_SIM == _ABI64";
print "# define " name " " $2;
print "#endif";
next;
}
{
print;
}'
else
echo '#include <asm/unistd.h>' > asm-unistd.h
fi ;;
mips*)
rm -f asm-unistd.h
echo '#include <asm/unistd.h>' > asm-unistd.h
;;
esac
|
