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authorMattias Andrée <maandree@operamail.com>2015-11-09 17:15:04 +0100
committerMattias Andrée <maandree@operamail.com>2015-11-09 17:15:04 +0100
commit9a3dd5063efbeedccbae3fb90acae9814cef6393 (patch)
treef10647b0ed32609242b2a0154f2cb32ccc14cdad /src/sleep-until.c
parentparse arguments (diff)
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only one timers is necessary
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src/sleep-until.c')
-rw-r--r--src/sleep-until.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/src/sleep-until.c b/src/sleep-until.c
index 1dcb3bb..6b21cba 100644
--- a/src/sleep-until.c
+++ b/src/sleep-until.c
@@ -17,7 +17,6 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/timerfd.h>
-#include <alloca.h>
#include <string.h>
#include <stdlib.h>
@@ -27,7 +26,8 @@ int main(int argc, char* argv[])
{
char* argv0;
char float_part[10];
- struct itimerspec* values;
+ struct itimerspec value;
+ struct itimerspec largest_value;
int i;
if (argc < 2)
@@ -36,8 +36,7 @@ int main(int argc, char* argv[])
argv0 = argv[0];
argc--, argv--;
- values = alloca(argc * sizeof(*values));
- memset(values, 0, argc * sizeof(*values));
+ memset(&value, 0, sizeof(value));
float_part[9] = '\0';
for (i = 0; i < argc; i++)
{
@@ -48,7 +47,7 @@ int main(int argc, char* argv[])
if (p2)
*p2++ = '\0';
- values[i].it_value.tv_sec = (time_t)atoll(p1);
+ value.it_value.tv_sec = (time_t)atoll(p1);
if (p2)
{
@@ -57,12 +56,21 @@ int main(int argc, char* argv[])
excess = len > 9 ? p2[9] : '0';
len = len > 9 ? 9 : len;
memcpy(float_part + 9 - len, p2, len * sizeof(char));
- values[i].it_value.tv_nsec = atol(float_part);
- if ((excess >= '5') && (values[i].it_value.tv_nsec++ == 999999999L))
- values[i].it_value.tv_nsec = 0, values[i].it_value.tv_sec++;
+ value.it_value.tv_nsec = atol(float_part);
+ if ((excess >= '5') && (value.it_value.tv_nsec++ == 999999999L))
+ value.it_value.tv_nsec = 0, value.it_value.tv_sec++;
}
+
+ if (i == 0)
+ largest_value = value;
+ else if (value.it_value.tv_sec > largest_value.it_value.tv_sec)
+ largest_value = value;
+ else if (value.it_value.tv_nsec > largest_value.it_value.tv_nsec)
+ largest_value = value;
}
+
+
return 0;
}