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Detect unsigned time_t and adjust y2038 detection.

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This commit is contained in:
Werner Koch 2010-10-27 10:59:11 +00:00
parent f7ab9d61bf
commit a6b47500ac
9 changed files with 71 additions and 12 deletions
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16
g10/keyid.c
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@ -33,6 +33,14 @@
#include "keydb.h"
#include "i18n.h"
#ifdef HAVE_UNSIGNED_TIME_T
# define INVALID_TIME_CHECK(a) ((a) == (time_t)(-1))
#else
/* Error or 32 bit time_t and value after 2038-01-19. */
# define INVALID_TIME_CHECK(a) ((a) < 0)
#endif
int
pubkey_letter( int algo )
{
@ -444,12 +452,8 @@ mk_datestr (char *buffer, time_t atime)
{
struct tm *tp;
/* Note: VMS uses an unsigned time_t thus the compiler yields a
warning here. You may ignore this warning or def out this test
for VMS. The proper way to handle this would be a configure
test to a detect properly implemented unsigned time_t. */
if ( atime < 0 ) /* 32 bit time_t and after 2038-01-19 */
strcpy (buffer, "????" "-??" "-??"); /* mark this as invalid */
if (INVALID_TIME_CHECK (atime))
strcpy (buffer, "????" "-??" "-??"); /* Mark this as invalid. */
else {
tp = gmtime (&atime);
sprintf (buffer,"%04d-%02d-%02d",