diff options
Diffstat (limited to 'src/sleep-until.c')
| -rw-r--r-- | src/sleep-until.c | 24 |
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; } |