FreeCalypso > hg > freecalypso-sw
view target-utils/c139-lldbg/mygetchar.c @ 968:2d986b8c0e4e
doc/Compiling: added explanation of extra host tools with library dependencies
author | Mychaela Falconia <falcon@ivan.Harhan.ORG> |
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date | Sat, 07 Nov 2015 04:53:24 +0000 |
parents | d7830aee0d35 |
children |
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/* * The interactive command entry (editing) function in libcommon * will call mygetchar() for its character input. It is supposed * to be a blocking wait for input, but in some programs other * processing can be done while waiting - for example, check for * keypad presses as well. This is the basic version which waits * for serial input and nothing else. */ extern int serial_in_poll(); int mygetchar() { register int c; do c = serial_in_poll(); while (c < 0); return c; }