Return the character at the specified position in an m-text.
int mtext_ref_char (MText * mt, int pos)
Return the character at the specified position in an M-text. The mtext_ref_char() function returns the character at pos in M-text mt. If an error is detected, it returns -1 and assigns an error code to the external variable merror_code.
MERROR_RANGE
Copyright (C) 2001 Information-technology Promotion Agency (IPA)
Copyright (C) 2001-2011 National Institute of Advanced Industrial Science and Technology (AIST)
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License <http://www.gnu.org/licenses/fdl.html>.