Use unit functions to get column headers, add unit function for pressure

[ext/subsurface.git] / dive.h

diff --git a/dive.h b/dive.h
index 5eec6f170da66bbbcbdcd6dbe140d26309976af7..fe4515ee6a26ea5b20a6b0572a823ed864a0d80f 100644 (file)
--- a/dive.h
+++ b/dive.h
@@ -86,6 +86,7 @@ typedef struct {
        pressure_t start, end;
 } cylinder_t;
 
+extern int get_pressure_units(unsigned int mb, const char **units);
 extern double get_depth_units(unsigned int mm, int *frac, const char **units);
 extern double get_volume_units(unsigned int mm, int *frac, const char **units);
 extern double get_temp_units(unsigned int mm, const char **units);
@@ -146,6 +147,12 @@ static inline double to_ATM(pressure_t pressure)
        return pressure.mbar / 1013.25;
 }
 
+static inline int mbar_to_PSI(int mbar)
+{
+       pressure_t p = {mbar};
+       return to_PSI(p);
+}
+
 struct sample {
        duration_t time;
        depth_t depth;