Contents of /alx-src/tags/kernel26-2.6.12-alx-r9/scripts/mkcompile_h
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Wed Mar 4 11:03:09 2009 UTC (15 years, 6 months ago) by niro
File size: 2143 byte(s)
Wed Mar 4 11:03:09 2009 UTC (15 years, 6 months ago) by niro
File size: 2143 byte(s)
Tag kernel26-2.6.12-alx-r9
1 | TARGET=$1 |
2 | ARCH=$2 |
3 | SMP=$3 |
4 | CC=$4 |
5 | |
6 | # If compile.h exists already and we don't own autoconf.h |
7 | # (i.e. we're not the same user who did make *config), don't |
8 | # modify compile.h |
9 | # So "sudo make install" won't change the "compiled by <user>" |
10 | # do "compiled by root" |
11 | |
12 | if [ -r $TARGET -a ! -O include/linux/autoconf.h ]; then |
13 | echo " SKIPPED $TARGET" |
14 | exit 0 |
15 | fi |
16 | |
17 | # Do not expand names |
18 | set -f |
19 | |
20 | if [ -r .version ]; then |
21 | VERSION=`cat .version` |
22 | else |
23 | VERSION=0 |
24 | echo 0 > .version |
25 | fi |
26 | |
27 | |
28 | UTS_VERSION="#$VERSION" |
29 | if [ -n "$SMP" ] ; then UTS_VERSION="$UTS_VERSION SMP"; fi |
30 | UTS_VERSION="$UTS_VERSION `LC_ALL=C LANG=C date`" |
31 | |
32 | # Truncate to maximum length |
33 | |
34 | UTS_LEN=64 |
35 | UTS_TRUNCATE="sed -e s/\(.\{1,$UTS_LEN\}\).*/\1/" |
36 | |
37 | # Generate a temporary compile.h |
38 | |
39 | ( echo /\* This file is auto generated, version $VERSION \*/ |
40 | |
41 | echo \#define UTS_MACHINE \"$ARCH\" |
42 | |
43 | echo \#define UTS_VERSION \"`echo $UTS_VERSION | $UTS_TRUNCATE`\" |
44 | |
45 | echo \#define LINUX_COMPILE_TIME \"`LC_ALL=C LANG=C date +%T`\" |
46 | echo \#define LINUX_COMPILE_BY \"`whoami`\" |
47 | echo \#define LINUX_COMPILE_HOST \"`hostname | $UTS_TRUNCATE`\" |
48 | |
49 | if [ -x /bin/dnsdomainname ]; then |
50 | echo \#define LINUX_COMPILE_DOMAIN \"`dnsdomainname | $UTS_TRUNCATE`\" |
51 | elif [ -x /bin/domainname ]; then |
52 | echo \#define LINUX_COMPILE_DOMAIN \"`domainname | $UTS_TRUNCATE`\" |
53 | else |
54 | echo \#define LINUX_COMPILE_DOMAIN |
55 | fi |
56 | |
57 | echo \#define LINUX_COMPILER \"`$CC -v 2>&1 | tail -n 1`\" |
58 | ) > .tmpcompile |
59 | |
60 | # Only replace the real compile.h if the new one is different, |
61 | # in order to preserve the timestamp and avoid unnecessary |
62 | # recompilations. |
63 | # We don't consider the file changed if only the date/time changed. |
64 | # A kernel config change will increase the generation number, thus |
65 | # causing compile.h to be updated (including date/time) due to the |
66 | # changed comment in the |
67 | # first line. |
68 | |
69 | if [ -r $TARGET ] && \ |
70 | grep -v 'UTS_VERSION\|LINUX_COMPILE_TIME' $TARGET > .tmpver.1 && \ |
71 | grep -v 'UTS_VERSION\|LINUX_COMPILE_TIME' .tmpcompile > .tmpver.2 && \ |
72 | cmp -s .tmpver.1 .tmpver.2; then |
73 | rm -f .tmpcompile |
74 | else |
75 | echo " UPD $TARGET" |
76 | mv -f .tmpcompile $TARGET |
77 | fi |
78 | rm -f .tmpver.1 .tmpver.2 |
Properties
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svn:executable | * |