Mercurial > hg > CbC > CbC_gcc
annotate gcc/genchecksum.c @ 63:b7f97abdc517 gcc-4.6-20100522
update gcc from gcc-4.5.0 to gcc-4.6
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Mon, 24 May 2010 12:47:05 +0900 |
| parents | 77e2b8dfacca |
| children | f6334be47118 |
| rev | line source |
|---|---|
| 0 | 1 /* Generate checksums of executables for PCH validation |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2 Copyright (C) 2005, 2007, 2009 |
| 0 | 3 Free Software Foundation, Inc. |
| 4 | |
| 5 This file is part of GCC. | |
| 6 | |
| 7 GCC is free software; you can redistribute it and/or modify it under | |
| 8 the terms of the GNU General Public License as published by the Free | |
| 9 Software Foundation; either version 3, or (at your option) any later | |
| 10 version. | |
| 11 | |
| 12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 13 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 18 along with GCC; see the file COPYING3. If not see | |
| 19 <http://www.gnu.org/licenses/>. */ | |
| 20 | |
| 21 #include "bconfig.h" | |
| 22 #include "system.h" | |
| 23 #include "md5.h" | |
| 24 | |
| 25 static void | |
| 26 usage (void) | |
| 27 { | |
| 28 fputs ("Usage: genchecksums <filename>\n", stderr); | |
| 29 } | |
| 30 | |
| 31 static void | |
| 32 dosum (const char *file) | |
| 33 { | |
| 34 FILE *f; | |
| 35 unsigned char result[16]; | |
| 36 int i; | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
37 |
| 0 | 38 f = fopen (file, "rb"); |
| 39 if (!f) | |
| 40 { | |
| 41 fprintf (stderr, "opening %s: %s\n", file, xstrerror (errno)); | |
| 42 exit (1); | |
| 43 } | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
44 |
| 0 | 45 /* Some executable formats have timestamps in the first 16 bytes, yuck. */ |
| 46 if (fseek (f, 16, SEEK_SET) != 0) | |
| 47 { | |
| 48 fprintf (stderr, "seeking in %s: %s\n", file, xstrerror (errno)); | |
| 49 exit (1); | |
| 50 } | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
51 |
| 0 | 52 if (md5_stream (f, result) != 0 |
| 53 || fclose (f) != 0) | |
| 54 { | |
| 55 fprintf (stderr, "reading %s: %s\n", file, xstrerror (errno)); | |
| 56 exit (1); | |
| 57 } | |
| 58 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
59 puts ("#include \"config.h\""); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
60 puts ("#include \"system.h\""); |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
61 fputs ("EXPORTED_CONST unsigned char executable_checksum[16] = { ", stdout); |
| 0 | 62 for (i = 0; i < 16; i++) |
|
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
63 printf ("0x%02x%s", result[i], i == 15 ? " };\n" : ", "); |
| 0 | 64 } |
| 65 | |
| 66 int | |
| 67 main (int argc, char ** argv) | |
| 68 { | |
| 69 if (argc != 2) | |
| 70 { | |
| 71 usage (); | |
| 72 return 1; | |
| 73 } | |
| 74 | |
| 75 dosum (argv[1]); | |
| 76 | |
| 77 return 0; | |
| 78 } |