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-rw-r--r--src/signal/getitimer.c11
-rw-r--r--src/signal/setitimer.c19
-rw-r--r--src/signal/x32/getitimer.c7
-rw-r--r--src/signal/x32/setitimer.c7
4 files changed, 44 insertions, 0 deletions
diff --git a/src/signal/getitimer.c b/src/signal/getitimer.c
index 8a8046a7..36d1eb9d 100644
--- a/src/signal/getitimer.c
+++ b/src/signal/getitimer.c
@@ -3,5 +3,16 @@
int getitimer(int which, struct itimerval *old)
{
+ if (sizeof(time_t) > sizeof(long)) {
+ long old32[4];
+ int r = __syscall(SYS_getitimer, which, old32);
+ if (!r) {
+ old->it_interval.tv_sec = old32[0];
+ old->it_interval.tv_usec = old32[1];
+ old->it_value.tv_sec = old32[2];
+ old->it_value.tv_usec = old32[3];
+ }
+ return __syscall_ret(r);
+ }
return syscall(SYS_getitimer, which, old);
}
diff --git a/src/signal/setitimer.c b/src/signal/setitimer.c
index 21b1f45d..0dfbeb4d 100644
--- a/src/signal/setitimer.c
+++ b/src/signal/setitimer.c
@@ -1,7 +1,26 @@
#include <sys/time.h>
+#include <errno.h>
#include "syscall.h"
+#define IS32BIT(x) !((x)+0x80000000ULL>>32)
+
int setitimer(int which, const struct itimerval *restrict new, struct itimerval *restrict old)
{
+ if (sizeof(time_t) > sizeof(long)) {
+ time_t is = new->it_interval.tv_sec, vs = new->it_value.tv_sec;
+ long ius = new->it_interval.tv_usec, vus = new->it_value.tv_usec;
+ if (!IS32BIT(is) || !IS32BIT(vs))
+ return __syscall_ret(-ENOTSUP);
+ long old32[4];
+ int r = __syscall(SYS_setitimer, which,
+ ((long[]){is, ius, vs, vus}), old32);
+ if (!r && old) {
+ old->it_interval.tv_sec = old32[0];
+ old->it_interval.tv_usec = old32[1];
+ old->it_value.tv_sec = old32[2];
+ old->it_value.tv_usec = old32[3];
+ }
+ return __syscall_ret(r);
+ }
return syscall(SYS_setitimer, which, new, old);
}
diff --git a/src/signal/x32/getitimer.c b/src/signal/x32/getitimer.c
new file mode 100644
index 00000000..8a8046a7
--- /dev/null
+++ b/src/signal/x32/getitimer.c
@@ -0,0 +1,7 @@
+#include <sys/time.h>
+#include "syscall.h"
+
+int getitimer(int which, struct itimerval *old)
+{
+ return syscall(SYS_getitimer, which, old);
+}
diff --git a/src/signal/x32/setitimer.c b/src/signal/x32/setitimer.c
new file mode 100644
index 00000000..21b1f45d
--- /dev/null
+++ b/src/signal/x32/setitimer.c
@@ -0,0 +1,7 @@
+#include <sys/time.h>
+#include "syscall.h"
+
+int setitimer(int which, const struct itimerval *restrict new, struct itimerval *restrict old)
+{
+ return syscall(SYS_setitimer, which, new, old);
+}