CVS commit by staikos: fix crash in equation parser, and add more error messages. Sometimes we get a bit confused on errors and give an error that isn't entirely true, but it's really not so bad. M +1 -1 eparse-eh.cpp 1.4 M +850 -1032 eparse.c 1.15 M +26 -35 eparse.h 1.12 M +8 -1 eparse.y 1.15