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comparison gcccomp @ 5020:fb86bf0b485a

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<oerjan> fetch http://oerjan.nvg.org/gcccomp
author HackBot
date Mon, 06 Oct 2014 05:38:14 +0000
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5019:917b2cefb4c5 5020:fb86bf0b485a
1 #!/bin/bash
2 LANG="$1"
3 echo >>"$2"
4
5 case "$LANG" in
6 c)
7 HEAD='#include <stdio.h>\n#include <stdlib.h>\n#include <string.h>\n#include <sys/types.h>\n#include <unistd.h>\nint main(int argc, char **argv) {\nint main(void) { printf("Calling main from itself not supported.\n"); exit(1); }\n'
8 TAIL='; return 0; }'
9 EXT='c'
10 GCC='gcc'
11 FLAGS='-std=gnu99'
12 ;;
13
14 c++)
15 HEAD='#include <iostream>\n#include <cstdio>\n#include <cstdlib>\n#include <cstring>\nusing namespace std;\nint main(int argc, char **argv) {'
16 TAIL='; return 0; }'
17 EXT='cc'
18 GCC='g++'
19 FLAGS='-std=gnu++0x'
20 ;;
21
22 assembler)
23 HEAD='.globl main; main: pushq %rbp; movq %rsp, %rbp;'
24 TAIL='movl $0, %eax; leave; ret;'
25 EXT='s'
26 GCC='gcc'
27 FLAGS=''
28 ;;
29
30 java)
31 HEAD='class Main { public static void main(String[] args) {'
32 TAIL='; } }'
33 EXT='java'
34 GCC='gcj'
35 FLAGS='--main=Main'
36 ;;
37 esac
38
39 SOURCE="/tmp/source.$$.$EXT"
40
41 (
42 echo -e "$HEAD"
43 cat "$2"
44 echo "$TAIL"
45 ) > "$SOURCE"
46
47 "$GCC" -x "$LANG" "$SOURCE" $FLAGS -o /tmp/compiled.$$ 2> /dev/null ||
48 "$GCC" -x "$LANG" "$2" $FLAGS -o /tmp/compiled.$$ 2> /dev/null ||
49 echo 'Does not compile.'
50 rm -f "$SOURCE"
51
52 #ulimit -u 3
53 if [ -x /tmp/compiled.$$ ] ; then /tmp/compiled.$$; fi 2>&1
54 rm -f /tmp/compiled.$$