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d76ed9a9 AS |
1 | #! /bin/sh |
2 | ||
3 | # Wrapper for compilers which do not understand `-c -o'. | |
4 | ||
5 | # Copyright 1999, 2000 Free Software Foundation, Inc. | |
6 | # Written by Tom Tromey <tromey@cygnus.com>. | |
7 | # | |
8 | # This program is free software; you can redistribute it and/or modify | |
9 | # it under the terms of the GNU General Public License as published by | |
10 | # the Free Software Foundation; either version 2, or (at your option) | |
11 | # any later version. | |
12 | # | |
13 | # This program is distributed in the hope that it will be useful, | |
14 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | # GNU General Public License for more details. | |
17 | # | |
18 | # You should have received a copy of the GNU General Public License | |
19 | # along with this program; if not, write to the Free Software | |
20 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
21 | ||
22 | # Usage: | |
23 | # compile PROGRAM [ARGS]... | |
24 | # `-o FOO.o' is removed from the args passed to the actual compile. | |
25 | ||
26 | prog=$1 | |
27 | shift | |
28 | ||
29 | ofile= | |
30 | cfile= | |
31 | args= | |
32 | while test $# -gt 0; do | |
33 | case "$1" in | |
34 | -o) | |
35 | ofile=$2 | |
36 | shift | |
37 | ;; | |
38 | *.c) | |
39 | cfile=$1 | |
40 | args="$args $1" | |
41 | ;; | |
42 | *) | |
43 | args="$args $1" | |
44 | ;; | |
45 | esac | |
46 | shift | |
47 | done | |
48 | ||
49 | test -z "$ofile" && { | |
50 | echo "compile: no \`-o' option seen" 1>&2 | |
51 | exit 1 | |
52 | } | |
53 | ||
54 | test -z "$cfile" && { | |
55 | echo "compile: no \`.c' file seen" 1>&2 | |
56 | exit 1 | |
57 | } | |
58 | ||
59 | # Name of file we expect compiler to create. | |
60 | cofile=`echo $cfile | sed -e 's|^.*/||' -e 's/\.c$/.o/'` | |
61 | ||
62 | # Create the lock directory. | |
63 | lockdir=`echo $ofile | sed -e 's|/|_|g'` | |
64 | while true; do | |
65 | if mkdir $lockdir > /dev/null 2>&1; then | |
66 | break | |
67 | fi | |
68 | sleep 1 | |
69 | done | |
70 | # FIXME: race condition here if user kills between mkdir and trap. | |
71 | trap "rmdir $lockdir; exit 1" 1 2 15 | |
72 | ||
73 | # Run the compile. | |
74 | "$prog" $args | |
75 | status=$? | |
76 | ||
77 | if test -f "$cofile"; then | |
78 | mv "$cofile" "$ofile" | |
79 | fi | |
80 | ||
81 | rmdir $lockdir | |
82 | exit $status |