From 323819c689448fffcf4d3ed20f2485b75ac64b64 Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Tue, 1 Mar 2016 23:50:23 -0600
Subject: The last-ever release of uClibc hasn't got prlimit, so probe.

---
 scripts/genconfig.sh | 7 +++++++
 toys/posix/ulimit.c  | 1 +
 2 files changed, 8 insertions(+)

diff --git a/scripts/genconfig.sh b/scripts/genconfig.sh
index 5b0715f4..5e7d1df2 100755
--- a/scripts/genconfig.sh
+++ b/scripts/genconfig.sh
@@ -90,6 +90,13 @@ EOF
     int main(int argc, char *argv[]) { return fork(); }
 EOF
   echo -e '\tdepends on !TOYBOX_MUSL_NOMMU_IS_BROKEN'
+
+  probesymbol TOYBOX_PRLIMIT << EOF
+    #include <sys/time.h>
+    #include <sys/resource.h>
+
+    int main(int argc, char *argv[]) { prlimit(0, 0, 0, 0); }
+EOF
 }
 
 genconfig()
diff --git a/toys/posix/ulimit.c b/toys/posix/ulimit.c
index b14cd933..b4d8e946 100644
--- a/toys/posix/ulimit.c
+++ b/toys/posix/ulimit.c
@@ -21,6 +21,7 @@ USE_ULIMIT(NEWTOY(ulimit, ">1P#<1SHavutsrRqpnmlifedc[-SH][!apvutsrRqnmlifedc]",
 config ULIMIT
   bool "ulimit"
   default y
+  depends on TOYBOX_PRLIMIT
   help
     usage: ulimit [-P PID] [-SHRacdefilmnpqrstuv] [LIMIT]
 
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