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/*
* ntp_libopts.c
*
* Common code interfacing with Autogen's libopts command-line option
* processing.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdio.h>
#include <stddef.h>
#include "ntp_libopts.h"
#include "ntp_stdlib.h"
extern const char *Version; /* version.c for each program */
/*
* ntpOptionProcess() is a clone of libopts' optionProcess which
* overrides the --version output, appending detail from version.c
* which was not available at Autogen time.
*/
int
ntpOptionProcess(
tOptions * pOpts,
int argc,
char ** argv
)
{
char * pchOpts;
char ** ppzFullVersion;
char * pzNewFV;
char * pzAutogenFV;
size_t octets;
int rc;
pchOpts = (void *)pOpts;
ppzFullVersion = (char **)(pchOpts + offsetof(tOptions,
pzFullVersion));
pzAutogenFV = *ppzFullVersion;
octets = strlen(pzAutogenFV) +
1 + /* '\n' */
strlen(Version) +
1; /* '\0' */
pzNewFV = emalloc(octets);
snprintf(pzNewFV, octets, "%s\n%s", pzAutogenFV, Version);
*ppzFullVersion = pzNewFV;
rc = optionProcess(pOpts, argc, argv);
*ppzFullVersion = pzAutogenFV;
free(pzNewFV);
return rc;
}
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