From 76a805974a7b177a4ea6b5587fe8551087ac1505 Mon Sep 17 00:00:00 2001
From: comex
Date: Thu, 29 Jan 2015 21:49:37 -0500
Subject: ...

---
 ios-bootstrap/ib-log.h | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 ios-bootstrap/ib-log.h

(limited to 'ios-bootstrap/ib-log.h')

diff --git a/ios-bootstrap/ib-log.h b/ios-bootstrap/ib-log.h
new file mode 100644
index 0000000..f4b0b35
--- /dev/null
+++ b/ios-bootstrap/ib-log.h
@@ -0,0 +1,26 @@
+#pragma once
+#include <dispatch/dispatch.h>
+#include <stdio.h>
+#include <unistd.h>
+
+static FILE *logfp;
+static void open_logfp_if_necessary() {
+    /* syslog() doesn't seem to work from launchd... */
+    static dispatch_once_t pred;
+    dispatch_once(&pred, ^{
+        char filename[128];
+        sprintf(filename, "/tmp/substitute-" IB_LOG_NAME "-log.%ld",
+                (long) getpid());
+        logfp = fopen(filename, "w");
+        if (!logfp) {
+            /* Ack... */
+            logfp = stderr;
+        }
+    });
+}
+#define ib_log(fmt, args...) do { \
+    open_logfp_if_necessary(); \
+    fprintf(logfp, fmt "\n", ##args); \
+    fflush(logfp); \
+} while(0)
+
-- 
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