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Print library versions according to GNU standards.

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This commit is contained in:
Werner Koch 2008-11-18 18:01:03 +00:00
parent 4b3389b7bd
commit 5dc1c18c3a
9 changed files with 162 additions and 102 deletions
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25
agent/gpg-agent.c
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@ -280,11 +280,30 @@ static unsigned long pth_thread_id (void)
Functions.
*/
static char *
make_libversion (const char *libname, const char *(*getfnc)(const char*))
{
const char *s;
char *result;
if (maybe_setuid)
{
gcry_control (GCRYCTL_INIT_SECMEM, 0, 0); /* Drop setuid. */
maybe_setuid = 0;
}
s = getfnc (NULL);
result = xmalloc (strlen (libname) + 1 + strlen (s) + 1);
strcpy (stpcpy (stpcpy (result, libname), " "), s);
return result;
}
static const char *
my_strusage (int level)
{
static char *ver_gcry;
const char *p;
switch (level)
{
case 11: p = "gpg-agent (GnuPG)";
@ -293,6 +312,12 @@ my_strusage (int level)
case 17: p = PRINTABLE_OS_NAME; break;
case 19: p = _("Please report bugs to <" PACKAGE_BUGREPORT ">.\n");
break;
case 20:
if (!ver_gcry)
ver_gcry = make_libversion ("libgcrypt", gcry_check_version);
p = ver_gcry;
break;
case 1:
case 40: p = _("Usage: gpg-agent [options] (-h for help)");
break;