NAME

       mtext_put_prop - Set a text property.

SYNOPSIS

       int mtext_put_prop (MText * mt, int from, int to, MSymbol key, void * val)

DESCRIPTION

       Set a text property. The mtext_put_prop() function sets a text property to the characters
       between from (inclusive) and to (exclusive) in M-text mt.  key and val specify the key and
       the value of the text property. With this function,

                            FROM                   TO
       M-text: |<------------|-------- MT ---------|------------>|
       PROP  :  <------------------ OLD_VAL -------------------->

       becomes

                            FROM                   TO
       M-text: |<------------|-------- MT ---------|------------>|
       PROP  :  <-- OLD_VAL-><-------- VAL -------><-- OLD_VAL-->

RETURN VALUE

           If the operation was successful, mtext_put_prop() returns 0. Otherwise it returns -1
           and assigns an error code to the external variable merror_code.

ERRORS

           MERROR_RANGE, MERROR_SYMBOL

SEE ALSO

           mtext_put_prop_values(), mtext_get_prop(), mtext_get_prop_values(), mtext_push_prop(),
           mtext_pop_prop(), mtext_prop_range()

COPYRIGHT

       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>.