From 5ee527d39176d5d612014ce39a1e1ecbe59b3d9c Mon Sep 17 00:00:00 2001
From: Christopher Chang <chrchang523@gmail.com>
Date: Thu, 17 Feb 2022 19:08:02 -0800
Subject: [PATCH] add terminal --debug prints

---
 2.0/plink2.cc         | 6 ++++++
 2.0/plink2_cmdline.cc | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/2.0/plink2.cc b/2.0/plink2.cc
index c9ed51a5..83b28814 100644
--- a/2.0/plink2.cc
+++ b/2.0/plink2.cc
@@ -10944,7 +10944,13 @@ int main(int argc, char** argv) {
     reterr = kPglRetWriteFail;
   }
   if (bigstack_ua) {
+    if (g_debug_on) {
+      fputs("--debug: Trying to free bigstack_ua.\n", stdout);
+    }
     free(bigstack_ua);
   }
+  if (g_debug_on) {
+    fputs("--debug: Exiting.\n", stdout);
+  }
   return S_CAST(int32_t, reterr);
 }
diff --git a/2.0/plink2_cmdline.cc b/2.0/plink2_cmdline.cc
index 4c49ccee..b02aace5 100644
--- a/2.0/plink2_cmdline.cc
+++ b/2.0/plink2_cmdline.cc
@@ -526,9 +526,15 @@ BoolErr CleanupLogfile(uint32_t print_end_time) {
   }
   BoolErr ret_boolerr = 0;
   if (g_logfile) {
+    if (g_debug_on) {
+      printf("--debug: g_log_failed = %u.\n", g_log_failed);
+    }
     if (!g_log_failed) {
       logputs_silent("\n");
       logputs_silent(g_logbuf);
+      if (g_debug_on) {
+        fputs("--debug: Trying to close log.\n", stdout);
+      }
       if (unlikely(fclose(g_logfile))) {
         fflush(stdout);
         fprintf(stderr, "Error: Failed to finish writing to log: %s.\n", strerror(errno));