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| author | Nick Foster <nick@nerdnetworks.org> | 2010-08-13 12:09:28 -0700 |
|---|---|---|
| committer | Nick Foster <nick@nerdnetworks.org> | 2010-08-13 12:09:28 -0700 |
| commit | 6bde8e29eb28b746109531553d38fec91a89dc73 (patch) | |
| tree | 6139aa459f519d6ffebdee858c8c8162be1526be /firmware/microblaze/lib/hal_io.c | |
| parent | f09d9820ed40371f552d3a910bc2d8170d290653 (diff) | |
| download | uhd-6bde8e29eb28b746109531553d38fec91a89dc73.tar.gz uhd-6bde8e29eb28b746109531553d38fec91a89dc73.tar.bz2 uhd-6bde8e29eb28b746109531553d38fec91a89dc73.zip | |
Added timeout functionality for UART gets() calls. use fngets_timeout(). timeout defined in hal_uart.h.
Diffstat (limited to 'firmware/microblaze/lib/hal_io.c')
| -rw-r--r-- | firmware/microblaze/lib/hal_io.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/firmware/microblaze/lib/hal_io.c b/firmware/microblaze/lib/hal_io.c index 18cc34aaf..0e3754958 100644 --- a/firmware/microblaze/lib/hal_io.c +++ b/firmware/microblaze/lib/hal_io.c @@ -252,6 +252,15 @@ fngets(hal_uart_name_t u, char * const s, int len) return (x-s)-1; } +int +fngets_timeout(hal_uart_name_t u, char * const s, int len) +{ + char *x = s; + while(((*x=(char)hal_uart_getc_timeout(u)) != '\n') && ((x-s) < len)) x++; + *x = 0; + return (x-s)-1; +} + char * gets(char * const s) { |