increase syslog message limit from 256 to 1024

[musl] / src / misc / setrlimit.c

diff --git a/src/misc/setrlimit.c b/src/misc/setrlimit.c
index bf03fe6..8a1b8cc 100644 (file)
--- a/src/misc/setrlimit.c
+++ b/src/misc/setrlimit.c
@@ -3,9 +3,23 @@
 #include "syscall.h"
 #include "libc.h"
 
+#define MIN(a, b) ((a)<(b) ? (a) : (b))
+#define FIX(x) do{ if ((x)>=SYSCALL_RLIM_INFINITY) (x)=RLIM_INFINITY; }while(0)
+
 int __setrlimit(int resource, const struct rlimit *rlim)
 {
-       long k_rlim[2] = { rlim->rlim_cur, rlim->rlim_max };
+       unsigned long k_rlim[2];
+       struct rlimit tmp;
+       if (SYSCALL_RLIM_INFINITY != RLIM_INFINITY) {
+               tmp = *rlim;
+               FIX(tmp.rlim_cur);
+               FIX(tmp.rlim_max);
+               rlim = &tmp;
+       }
+       int ret = __syscall(SYS_prlimit64, 0, resource, rlim, 0);
+       if (ret != -ENOSYS) return ret;
+       k_rlim[0] = MIN(rlim->rlim_cur, MIN(-1UL, SYSCALL_RLIM_INFINITY));
+       k_rlim[1] = MIN(rlim->rlim_max, MIN(-1UL, SYSCALL_RLIM_INFINITY));
        return __syscall(SYS_setrlimit, resource, k_rlim);
 }