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gcc-scc.sh - scc - simple c99 compiler
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---
gcc-scc.sh (1096B)
---
1 #!/bin/sh
2
3 set -e
4
5 for i
6 do
7 case "$i" in
8 -r)
9 root=$2
10 shift 2
11 ;;
12 -a)
13 abi=$2
14 shift 2
15 ;;
16 -s)
17 sys=$2
18 shift 2
19 ;;
20 -o)
21 out=$2
22 shift 2
23 ;;
24 -c)
25 onlycc=1;
26 shift
27 ;;
28 -*)
29 echo usage: gcc-scc [-o outfile][-c][-r root][-a abi][-s sys] file
30 exit 1
31 ;;
32 esac
33 done
34
35 sys=${sys:-`uname | tr 'A-Z' 'a-z'`}
36 abi=${abi:-amd64}
37 out=${out:-a.out}
38 root=${root:-${SCCPREFIX:-`dirname $0`/..}}
39 inc=$root/include
40 arch_inc=$inc/bits/$abi
41 sys_inc=$inc/bits/$sys
42 sys_arch_inc=$inc/bits/$sys/$abi
43 lib=$root/lib/scc/${abi}-${sys}
44 crt=$root/lib/scc/${abi}-${sys}/crt.o
45 obj=${1%.c}.o
46 cc=${CROSS_COMPILE}cc
47 ld=${CROSS_COMPILE}ld
48
49 case `uname` in
50 OpenBSD)
51 nopie=-no-pie
52 ;;
53 esac
54
55 includes="-nostdinc -I$inc -I$arch_inc -I$sys_inc -I$sys_arch_inc"
56 cflags="-std=c99 -g -w -fno-pie -fno-stack-protector -ffreestanding -static"
57 ldflags="-g -z nodefaultlib -static -L$lib"
58
59 if test ${onlycc:-0} -eq 1
60 then
61 $cc $cflags $includes -c $@
62 else
63 for i
64 do
65 case $i in
66 *.c)
67 $cc $cflags $includes -c $i
68 ;;
69 esac
70 done
71 $ld $ldflags $nopie `echo $@ | sed 's/\.c$/.o/g'` $crt -lc -lcrt -o $out
72 fi