diff options
Diffstat (limited to 'contrib/ntp/sntp/libopts/version.c')
| -rw-r--r-- | contrib/ntp/sntp/libopts/version.c | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/contrib/ntp/sntp/libopts/version.c b/contrib/ntp/sntp/libopts/version.c new file mode 100644 index 0000000..85949d5 --- /dev/null +++ b/contrib/ntp/sntp/libopts/version.c @@ -0,0 +1,178 @@ + +/* $Id: version.c,v 4.10 2007/04/28 22:19:23 bkorb Exp $ + * Time-stamp: "2007-04-28 10:08:34 bkorb" + * + * This module implements the default usage procedure for + * Automated Options. It may be overridden, of course. + */ + +static char const zAOV[] = + "Automated Options version %s, copyright (c) 1999-2007 Bruce Korb\n"; + +/* Automated Options is free software. + * You may redistribute it and/or modify it under the terms of the + * GNU General Public License, as published by the Free Software + * Foundation; either version 2, or (at your option) any later version. + * + * Automated Options is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with Automated Options. See the file "COPYING". If not, + * write to: The Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + * As a special exception, Bruce Korb gives permission for additional + * uses of the text contained in his release of AutoOpts. + * + * The exception is that, if you link the AutoOpts library with other + * files to produce an executable, this does not by itself cause the + * resulting executable to be covered by the GNU General Public License. + * Your use of that executable is in no way restricted on account of + * linking the AutoOpts library code into it. + * + * This exception does not however invalidate any other reasons why + * the executable file might be covered by the GNU General Public License. + * + * This exception applies only to the code released by Bruce Korb under + * the name AutoOpts. If you copy code from other sources under the + * General Public License into a copy of AutoOpts, as the General Public + * License permits, the exception does not apply to the code that you add + * in this way. To avoid misleading anyone as to the status of such + * modified files, you must delete this exception notice from them. + * + * If you write modifications of your own for AutoOpts, it is your choice + * whether to permit this exception to apply to your modifications. + * If you do not wish that, delete this exception notice. + */ + +/* = = = START-STATIC-FORWARD = = = */ +/* static forward declarations maintained by :mkfwd */ +static void +printVersion( tOptions* pOpts, tOptDesc* pOD, FILE* fp ); +/* = = = END-STATIC-FORWARD = = = */ + +/*=export_func optionVersion + * + * what: return the compiled AutoOpts version number + * ret_type: char const* + * ret_desc: the version string in constant memory + * doc: + * Returns the full version string compiled into the library. + * The returned string cannot be modified. +=*/ +char const* +optionVersion( void ) +{ + static char const zVersion[] = + STR( AO_CURRENT.AO_REVISION ); + + return zVersion; +} + + +static void +printVersion( tOptions* pOpts, tOptDesc* pOD, FILE* fp ) +{ + char swCh; + + /* + * IF the optional argument flag is off, or the argument is not provided, + * then just print the version. + */ + if ( ((pOD->fOptState & OPTST_ARG_OPTIONAL) == 0) + || (pOD->optArg.argString == NULL)) + swCh = 'v'; + else swCh = tolower(pOD->optArg.argString[0]); + + if (pOpts->pzFullVersion != NULL) { + fputs( pOpts->pzFullVersion, fp ); + fputc( '\n', fp ); + + } else { + char const *pz = pOpts->pzUsageTitle; + do { fputc(*pz, fp); } while (*(pz++) != '\n'); + } + + switch (swCh) { + case NUL: /* arg provided, but empty */ + case 'v': + break; + + case 'c': + if (pOpts->pzCopyright != NULL) { + fputs( pOpts->pzCopyright, fp ); + fputc( '\n', fp ); + } + fprintf( fp, zAOV, optionVersion() ); + if (pOpts->pzBugAddr != NULL) + fprintf( fp, zPlsSendBugs, pOpts->pzBugAddr ); + break; + + case 'n': + if (pOpts->pzCopyright != NULL) { + fputs( pOpts->pzCopyright, fp ); + fputc( '\n', fp ); + fputc( '\n', fp ); + } + + if (pOpts->pzCopyNotice != NULL) { + fputs( pOpts->pzCopyNotice, fp ); + fputc( '\n', fp ); + } + + fprintf( fp, zAOV, optionVersion() ); + if (pOpts->pzBugAddr != NULL) + fprintf( fp, zPlsSendBugs, pOpts->pzBugAddr ); + break; + + default: + fprintf( stderr, zBadVerArg, swCh ); + exit( EXIT_FAILURE ); + } + + exit( EXIT_SUCCESS ); +} + +/*=export_func optionPrintVersion + * private: + * + * what: Print the program version + * arg: + tOptions* + pOpts + program options descriptor + + * arg: + tOptDesc* + pOptDesc + the descriptor for this arg + + * + * doc: + * This routine will print the version to stdout. +=*/ +void +optionPrintVersion( tOptions* pOpts, tOptDesc* pOD ) +{ + printVersion( pOpts, pOD, stdout ); +} + +/*=export_func optionVersionStderr + * private: + * + * what: Print the program version to stderr + * arg: + tOptions* + pOpts + program options descriptor + + * arg: + tOptDesc* + pOptDesc + the descriptor for this arg + + * + * doc: + * This routine will print the version to stderr. +=*/ +void +optionVersionStderr( tOptions* pOpts, tOptDesc* pOD ) +{ + printVersion( pOpts, pOD, stderr ); +} + +/* + * Local Variables: + * mode: C + * c-file-style: "stroustrup" + * indent-tabs-mode: nil + * End: + * end of autoopts/version.c */ |
