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-rw-r--r--deco.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/deco.c b/deco.c
index cd8f417d1..841ca3100 100644
--- a/deco.c
+++ b/deco.c
@@ -273,6 +273,7 @@ unsigned int deco_allowed_depth(double tissues_tolerance, double surface_pressur
double new_gradient_factor;
double pressure_delta = tissues_tolerance - surface_pressure;
struct dive_data mydata;
+ int bail = 1000;
if (pressure_delta > 0) {
if (!smooth) {
@@ -291,6 +292,12 @@ unsigned int deco_allowed_depth(double tissues_tolerance, double surface_pressur
below_gradient_limit = (new_gradient_factor < actual_gradient_limit(&mydata));
while(!below_gradient_limit)
{
+ /* we run into bugs where this turns into an infinite loop; so add
+ * some bailout code that prints a warning but prevents the code from hanging */
+ if (--bail == 0) {
+ printf("WARNING!!!\n==========\nThe deco_allowed_depth() loop appears to hang.\nBailing out.\n");
+ break;
+ }
if (!smooth)
mydata.pressure += PRESSURE_CHANGE_3M;
else