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authorLaurent Bercot <ska-skaware@skarnet.org>2015-01-09 01:00:59 +0000
committerLaurent Bercot <ska-skaware@skarnet.org>2015-01-09 01:00:59 +0000
commit1c032ec5855551c44b88f94fc35fa87db4279f0a (patch)
tree4aabf428c1346f01dbb65d726450d18add172603 /src/libstddjb/tain_add.c
parentc2b04f3c900553ce385203b54e351df0e79449e1 (diff)
downloadskalibs-1c032ec5855551c44b88f94fc35fa87db4279f0a.tar.xz
tai conversion functions overhaul.
API change -> rc for 2.2.0.0 Doc updated.
Diffstat (limited to 'src/libstddjb/tain_add.c')
-rw-r--r--src/libstddjb/tain_add.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/src/libstddjb/tain_add.c b/src/libstddjb/tain_add.c
index 6c6a237..aa6e705 100644
--- a/src/libstddjb/tain_add.c
+++ b/src/libstddjb/tain_add.c
@@ -2,13 +2,16 @@
#include <skalibs/tai.h>
-void tain_add (tain_t *t, tain_t const *u, tain_t const *v)
+int tain_add (tain_t *t, tain_t const *u, tain_t const *v)
{
- tai_add(&t->sec, &u->sec, &v->sec) ;
- t->nano = u->nano + v->nano ;
- if (t->nano > 999999999U)
+ tain_t tt = *u ;
+ if (!tai_add(&tt.sec, &u->sec, &v->sec)) return 0 ;
+ tt.nano = u->nano + v->nano ;
+ if (tt.nano > 999999999U)
{
- t->nano -= 1000000000U ;
- tai_u64(&t->sec, tai_sec(&t->sec)+1) ;
+ if (!tai_u64(&tt.sec, tai_sec(&tt.sec) + 1)) return 0 ;
+ tt.nano -= 1000000000U ;
}
+ *t = tt ;
+ return 1 ;
}