From a13b6a07822e9807af50bd67bfe64ccba03b5b00 Mon Sep 17 00:00:00 2001
From: PA4WDH
Date: Sat, 24 Aug 2024 12:43:34 +0200
Subject: Add -k option to keep state on successul exit

---
 failsafe.c | 34 +++++++++++++++++++++-------------
 1 file changed, 21 insertions(+), 13 deletions(-)

(limited to 'failsafe.c')

diff --git a/failsafe.c b/failsafe.c
index 59d9d15..b723457 100644
--- a/failsafe.c
+++ b/failsafe.c
@@ -14,23 +14,31 @@ void failsafe(int code)
 // Close CSV log if used
  if (config.csvfile!=NULL) csvlog_close();
 
-// First try to set the CPU to it's minimum frequency
- if (cpufreq_set_long_int("scaling_max_freq",cpudata.min_freq,100)>0)
+ if (((config.keepstate==1) && (code!=0)) || config.keepstate==0)
  {
-  config.logger("Set scaling frequency to CPU's minimum frequency");
-  exit(code);
- }
- config.logger("Failed to set scaling frequency to CPU's minimum frequency, error: %d (%s)",errno,strerror(errno));
+
+// First try to set the CPU to it's minimum frequency
+  if (cpufreq_set_long_int("scaling_max_freq",cpudata.min_freq,100)>0)
+  {
+   config.logger("Set scaling frequency to CPU's minimum frequency");
+   exit(code);
+  }
+  config.logger("Failed to set scaling frequency to CPU's minimum frequency, error: %d (%s)",errno,strerror(errno));
 
 // If that failed, try the fallback frequency
- if (cpufreq_set_long_int("scaling_max_freq",config.fallback_freq,100)>0)
- {
-  config.logger("Set scaling frequency to fallback frequency");
-  exit(code);
+  if (cpufreq_set_long_int("scaling_max_freq",config.fallback_freq,100)>0)
+  {
+   config.logger("Set scaling frequency to fallback frequency");
+   exit(code);
+  }
+  config.logger("Failed to set scaling frequency to fallback frequency, error: %d (%s)",errno,strerror(errno));
+ 
+// Everything failed, issue a warning 
+  config.logger("All safety measures failed, watch out not to fry your hardware");
+ } else {
+// User asked for no action
+  config.logger("Keeping current state due to -k option");
  }
- config.logger("Failed to set scaling frequency to fallback frequency, error: %d (%s)",errno,strerror(errno));
 
-// Everything failed, issue a warning 
- config.logger("All safety measures failed, watch out not to fry your hardware");
  exit(code);
 }
-- 
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