diff options
| author | Keith Packard <keithp@keithp.com> | 2009-12-04 23:36:54 -0800 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2009-12-04 23:41:19 -0800 |
| commit | c671a3f31f54715284beef5baa4a72ca922e4018 (patch) | |
| tree | 2b38738516cf96b66cef381ca3d6d1132f3198b4 | |
| parent | e6d6ad66ce177eb6e49eaa04b1ecc6426f4bbdbf (diff) | |
Make ao_cmd_decimal produce both 32 and 16 bit values.
ao_cmd_lex_u32 is produced in addition to ao_cmd_lex_i so that
functions can easily read 32-bit values from the command line.
Signed-off-by: Keith Packard <keithp@keithp.com>
| -rw-r--r-- | src/ao.h | 1 | ||||
| -rw-r--r-- | src/ao_cmd.c | 6 |
2 files changed, 5 insertions, 2 deletions
@@ -330,6 +330,7 @@ enum ao_cmd_status { }; extern __xdata uint16_t ao_cmd_lex_i; +extern __xdata uint32_t ao_cmd_lex_u32; extern __xdata char ao_cmd_lex_c; extern __xdata enum ao_cmd_status ao_cmd_status; diff --git a/src/ao_cmd.c b/src/ao_cmd.c index 58039f3a..b6d2b886 100644 --- a/src/ao_cmd.c +++ b/src/ao_cmd.c @@ -18,6 +18,7 @@ #include "ao.h" __xdata uint16_t ao_cmd_lex_i; +__xdata uint32_t ao_cmd_lex_u32; __xdata char ao_cmd_lex_c; __xdata enum ao_cmd_status ao_cmd_status; static __xdata uint8_t lex_echo; @@ -157,11 +158,11 @@ ao_cmd_decimal(void) { __xdata uint8_t r = ao_cmd_lex_error; - ao_cmd_lex_i = 0; + ao_cmd_lex_u32 = 0; ao_cmd_white(); for(;;) { if ('0' <= ao_cmd_lex_c && ao_cmd_lex_c <= '9') - ao_cmd_lex_i = (ao_cmd_lex_i * 10) + (ao_cmd_lex_c - '0'); + ao_cmd_lex_u32 = (ao_cmd_lex_u32 * 10) + (ao_cmd_lex_c - '0'); else break; r = ao_cmd_success; @@ -169,6 +170,7 @@ ao_cmd_decimal(void) } if (r != ao_cmd_success) ao_cmd_status = r; + ao_cmd_lex_i = (uint16_t) ao_cmd_lex_u32; } uint8_t |