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90 lines
3.0 KiB
C++
90 lines
3.0 KiB
C++
/* Generate version strings. See gcov-io.h for
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description of how the version string is generated.
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Copyright (C) 2002-2024 Free Software Foundation, Inc.
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Contributed by Nathan Sidwell <nathan@codesourcery.com>
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#include "bconfig.h"
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#include "system.h"
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/* Command line arguments are the base GCC version and the development
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phase (the latter may be an empty string). */
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int
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main (void)
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{
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unsigned int version = 0;
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unsigned char v[4];
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unsigned int ix;
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unsigned long major;
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unsigned long minor = 0;
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char phase = 0;
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char basever[] = BASEVER;
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char *ptr = basever;
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major = strtoul (ptr, &ptr, 10);
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if (*ptr == '.')
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minor = strtoul (ptr + 1, 0, 10);
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/* For releases the development phase is an empty string, for
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prerelease versions on a release branch it is "prerelease".
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Consider both equal as patch-level releases do not change
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the GCOV version either.
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On the trunk the development phase is "experimental". */
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phase = DEVPHASE[0];
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if (phase == '\0'
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|| strcmp (DEVPHASE, "prerelease") == 0)
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phase = '*';
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v[0] = (major / 10) + 'A';
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v[1] = (major % 10) + '0';
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v[2] = minor + '0';
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v[3] = phase;
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for (ix = 0; ix != 4; ix++)
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version = (version << 8) | v[ix];
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printf ("#ifndef VERSION_H\n");
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printf ("#define VERSION_H\n\n");
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printf ("/* Generated automatically by genversion. */\n");
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printf ("\n");
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printf ("#define GCC_major_version %lu\n\n", major);
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printf ("/* The complete version string, assembled from several pieces.\n"
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"BASEVER, DATESTAMP, DEVPHASE, and REVISION are defined by the\n"
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"Makefile. */\n\n");
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printf ("#define version_string \"" BASEVER DATESTAMP DEVPHASE REVISION "\"\n");
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printf ("#define pkgversion_string \"" PKGVERSION "\"\n\n");
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printf ("/* This is the location of the online document giving instructions for\n"
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"reporting bugs. If you distribute a modified version of GCC,\n"
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"please configure with --with-bugurl pointing to a document giving\n"
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"instructions for reporting bugs to you, not us. (You are of course\n"
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"welcome to forward us bugs reported to you, if you determine that\n"
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"they are not bugs in your modifications.) */\n\n");
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printf ("#define bug_report_url \"" BUGURL "\"\n\n");
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printf ("#define GCOV_VERSION ((gcov_unsigned_t)0x%08x) /* %.4s */\n",
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version, v);
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printf ("\n#endif /* VERSION_H */\n");
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return 0;
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}
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