Annotation of embedaddon/ntp/sntp/libopts/version.c, revision 1.1
1.1 ! misho 1:
! 2: /*
! 3: * Time-stamp: "2011-04-22 12:54:28 bkorb"
! 4: *
! 5: * This module implements the default usage procedure for
! 6: * Automated Options. It may be overridden, of course.
! 7: */
! 8:
! 9: /*
! 10: * This file is part of AutoOpts, a companion to AutoGen.
! 11: * AutoOpts is free software.
! 12: * AutoOpts is Copyright (c) 1992-2011 by Bruce Korb - all rights reserved
! 13: *
! 14: * AutoOpts is available under any one of two licenses. The license
! 15: * in use must be one of these two and the choice is under the control
! 16: * of the user of the license.
! 17: *
! 18: * The GNU Lesser General Public License, version 3 or later
! 19: * See the files "COPYING.lgplv3" and "COPYING.gplv3"
! 20: *
! 21: * The Modified Berkeley Software Distribution License
! 22: * See the file "COPYING.mbsd"
! 23: *
! 24: * These files have the following md5sums:
! 25: *
! 26: * 43b91e8ca915626ed3818ffb1b71248b pkg/libopts/COPYING.gplv3
! 27: * 06a1a2e4760c90ea5e1dad8dfaac4d39 pkg/libopts/COPYING.lgplv3
! 28: * 66a5cedaf62c4b2637025f049f9b826f pkg/libopts/COPYING.mbsd
! 29: */
! 30:
! 31: /*=export_func optionVersion
! 32: *
! 33: * what: return the compiled AutoOpts version number
! 34: * ret_type: char const*
! 35: * ret_desc: the version string in constant memory
! 36: * doc:
! 37: * Returns the full version string compiled into the library.
! 38: * The returned string cannot be modified.
! 39: =*/
! 40: char const*
! 41: optionVersion(void)
! 42: {
! 43: static char const zVersion[] =
! 44: STR(AO_CURRENT.AO_REVISION);
! 45:
! 46: return zVersion;
! 47: }
! 48:
! 49: static void
! 50: emit_simple_ver(tOptions * pOpts, FILE * fp)
! 51: {
! 52: if (pOpts->pzFullVersion != NULL)
! 53: fputs(pOpts->pzFullVersion, fp);
! 54:
! 55: else if (pOpts->pzCopyright != NULL) {
! 56: char const * pe = strchr(pOpts->pzCopyright, '\n');
! 57: if (pe == NULL)
! 58: pe = pOpts->pzCopyright + strlen(pOpts->pzCopyright);
! 59: fwrite(pOpts->pzCopyright, 1, pe - pOpts->pzCopyright, fp);
! 60: }
! 61:
! 62: else {
! 63: char const * pe = strchr(pOpts->pzUsageTitle, '\n');
! 64: if (pe == NULL)
! 65: pe = pOpts->pzUsageTitle + strlen(pOpts->pzUsageTitle);
! 66: fwrite(pOpts->pzUsageTitle, 1, pe - pOpts->pzCopyright, fp);
! 67: }
! 68: fputc('\n', fp);
! 69: }
! 70:
! 71: static void
! 72: emit_copy_ver(tOptions * pOpts, FILE * fp)
! 73: {
! 74: if (pOpts->pzCopyright != NULL)
! 75: fputs(pOpts->pzCopyright, fp);
! 76:
! 77: else if (pOpts->pzFullVersion != NULL)
! 78: fputs(pOpts->pzFullVersion, fp);
! 79:
! 80: else {
! 81: char const * pe = strchr(pOpts->pzUsageTitle, '\n');
! 82: if (pe == NULL)
! 83: pe = pOpts->pzUsageTitle + strlen(pOpts->pzUsageTitle);
! 84: fwrite(pOpts->pzUsageTitle, 1, pe - pOpts->pzCopyright, fp);
! 85: }
! 86:
! 87: fputc('\n', fp);
! 88:
! 89: if (HAS_pzPkgDataDir(pOpts) && (pOpts->pzPackager != NULL))
! 90: fputs(pOpts->pzPackager, fp);
! 91:
! 92: else if (pOpts->pzBugAddr != NULL)
! 93: fprintf(fp, zPlsSendBugs, pOpts->pzBugAddr);
! 94: }
! 95:
! 96: static void
! 97: emit_copy_note(tOptions * pOpts, FILE * fp)
! 98: {
! 99: if (pOpts->pzCopyright != NULL) {
! 100: fputs(pOpts->pzCopyright, fp);
! 101: fputc('\n', fp);
! 102: }
! 103:
! 104: if (pOpts->pzCopyNotice != NULL) {
! 105: fputs(pOpts->pzCopyNotice, fp);
! 106: fputc('\n', fp);
! 107: }
! 108:
! 109: fprintf(fp, zAO_Ver, optionVersion());
! 110:
! 111: if (HAS_pzPkgDataDir(pOpts) && (pOpts->pzPackager != NULL))
! 112: fputs(pOpts->pzPackager, fp);
! 113:
! 114: else if (pOpts->pzBugAddr != NULL)
! 115: fprintf(fp, zPlsSendBugs, pOpts->pzBugAddr);
! 116: }
! 117:
! 118: static void
! 119: print_ver(tOptions * pOpts, tOptDesc * pOD, FILE * fp)
! 120: {
! 121: char ch;
! 122:
! 123: /*
! 124: * IF the optional argument flag is off, or the argument
! 125: * is not provided, then just print the version.
! 126: */
! 127: if ( ((pOD->fOptState & OPTST_ARG_OPTIONAL) == 0)
! 128: || (pOD->optArg.argString == NULL))
! 129: ch = 'v';
! 130: else ch = pOD->optArg.argString[0];
! 131:
! 132: switch (ch) {
! 133: case NUL: /* arg provided, but empty */
! 134: case 'v': case 'V': emit_simple_ver(pOpts, fp); break;
! 135: case 'c': case 'C': emit_copy_ver(pOpts, fp); break;
! 136: case 'n': case 'N': emit_copy_note(pOpts, fp); break;
! 137:
! 138: default:
! 139: fprintf(stderr, zBadVerArg, ch);
! 140: exit(EXIT_FAILURE);
! 141: }
! 142:
! 143: fflush(fp);
! 144: if (ferror(fp) != 0) {
! 145: fputs(zOutputFail, stderr);
! 146: exit(EXIT_FAILURE);
! 147: }
! 148: exit(EXIT_SUCCESS);
! 149: }
! 150:
! 151: /*=export_func optionPrintVersion
! 152: * private:
! 153: *
! 154: * what: Print the program version
! 155: * arg: + tOptions* + pOpts + program options descriptor +
! 156: * arg: + tOptDesc* + pOptDesc + the descriptor for this arg +
! 157: *
! 158: * doc:
! 159: * This routine will print the version to stdout.
! 160: =*/
! 161: void
! 162: optionPrintVersion(tOptions * pOpts, tOptDesc * pOD)
! 163: {
! 164: print_ver(pOpts, pOD, stdout);
! 165: }
! 166:
! 167: /*=export_func optionVersionStderr
! 168: * private:
! 169: *
! 170: * what: Print the program version to stderr
! 171: * arg: + tOptions* + pOpts + program options descriptor +
! 172: * arg: + tOptDesc* + pOptDesc + the descriptor for this arg +
! 173: *
! 174: * doc:
! 175: * This routine will print the version to stderr.
! 176: =*/
! 177: void
! 178: optionVersionStderr(tOptions * pOpts, tOptDesc * pOD)
! 179: {
! 180: print_ver(pOpts, pOD, stderr);
! 181: }
! 182:
! 183: /*
! 184: * Local Variables:
! 185: * mode: C
! 186: * c-file-style: "stroustrup"
! 187: * indent-tabs-mode: nil
! 188: * End:
! 189: * end of autoopts/version.c */
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