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[FreeBSD/releng/10.2.git] / contrib / ntp / libntp / ntp_libopts.c
1 /*
2  * ntp_libopts.c
3  *
4  * Common code interfacing with Autogen's libopts command-line option
5  * processing.
6  */
7 #ifdef HAVE_CONFIG_H
8 # include <config.h>
9 #endif
10
11 #include <stdio.h>
12 #include <stddef.h>
13 #include "ntp_libopts.h"
14 #include "ntp_stdlib.h"
15
16 extern const char *Version;     /* version.c for each program */
17
18
19 /*
20  * ntpOptionProcess() was a clone of libopts' optionProcess which
21  * overrode the --version output, appending detail from version.c
22  * which was not available at Autogen time.  This is now done via
23  * AutoOpts' version-proc = override in copyright.def, so this
24  * routine is a straightforward wrapper of optionProcess().
25  */
26 int
27 ntpOptionProcess(
28         tOptions *      pOpts,
29         int             argc,
30         char **         argv
31         )
32 {
33         return optionProcess(pOpts, argc, argv);
34 }
35
36
37 /*
38  * ntpOptionPrintVersion() replaces the stock optionPrintVersion() via
39  * version-proc = ntpOptionPrintVersion; in copyright.def.  It differs
40  * from the stock function by displaying the complete version string,
41  * including compile time which was unknown when Autogen ran.
42  *
43  * Like optionPrintVersion() this function must exit(0) rather than
44  * return.
45  */
46 void
47 ntpOptionPrintVersion(
48         tOptions *      pOpts,
49         tOptDesc *      pOD
50         )
51 {
52         UNUSED_ARG(pOpts);
53         UNUSED_ARG(pOD);
54
55         printf("%s\n", Version);
56         fflush(stdout);
57         exit(EXIT_SUCCESS);
58 }