X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Flinux%2Fprlimit.c;h=3df9ffba7af848c0b4fc0b231cbf2ca477b75166;hb=6aeb9c6703670649ee09b3c8575fb428168bb75c;hp=b9dbb4462ee8f17ee289e65e360238ce482b8834;hpb=b9bb8f67bbac9bab5314fb00974ad469476e936e;p=musl

diff --git a/src/linux/prlimit.c b/src/linux/prlimit.c
index b9dbb446..3df9ffba 100644
--- a/src/linux/prlimit.c
+++ b/src/linux/prlimit.c
@@ -1,8 +1,26 @@
-#include <unistd.h>
+#define _GNU_SOURCE
 #include <sys/resource.h>
 #include "syscall.h"
 
+#define FIX(x) do{ if ((x)>=SYSCALL_RLIM_INFINITY) (x)=RLIM_INFINITY; }while(0)
+
 int prlimit(pid_t pid, int resource, const struct rlimit *new_limit, struct rlimit *old_limit)
 {
-	return syscall(SYS_prlimit64, pid, resource, new_limit, old_limit);
+	struct rlimit tmp;
+	int r;
+	if (new_limit && SYSCALL_RLIM_INFINITY != RLIM_INFINITY) {
+		tmp = *new_limit;
+		FIX(tmp.rlim_cur);
+		FIX(tmp.rlim_max);
+		new_limit = &tmp;
+	}
+	r = syscall(SYS_prlimit64, pid, resource, new_limit, old_limit);
+	if (!r && old_limit && SYSCALL_RLIM_INFINITY != RLIM_INFINITY) {
+		FIX(old_limit->rlim_cur);
+		FIX(old_limit->rlim_max);
+	}
+	return r;
 }
+
+#undef prlimit64
+weak_alias(prlimit, prlimit64);