FreeCalypso > hg > freecalypso-tools

annotate target-utils/loadagent/sertimeout.c @ 988:5a6019ed7e72

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pln-ppb-test: implement read-id
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 03 Dec 2023 00:04:18 +0000
parents 880c6d31e487
children
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69acf5e0a21d loadagent: implemented sertimeout calibration command
Mychaela Falconia <falcon@freecalypso.org>
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1 /*
69acf5e0a21d loadagent: implemented sertimeout calibration command
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2 * Here we are going to implement a function for serial input with a timeout.
69acf5e0a21d loadagent: implemented sertimeout calibration command
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3 */
69acf5e0a21d loadagent: implemented sertimeout calibration command
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4
69acf5e0a21d loadagent: implemented sertimeout calibration command
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5 #include <stdlib.h>
69acf5e0a21d loadagent: implemented sertimeout calibration command
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6
69acf5e0a21d loadagent: implemented sertimeout calibration command
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7 serial_in_timeout(count)
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8 unsigned count;
69acf5e0a21d loadagent: implemented sertimeout calibration command
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9 {
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10 int c;
69acf5e0a21d loadagent: implemented sertimeout calibration command
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11
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12 do
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13 c = serial_in_poll();
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14 while (c < 0 && --count);
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15 return c;
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16 }
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17
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18 void
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19 cmd_sertimeout(argbulk)
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20 char *argbulk;
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21 {
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22 char *argv[2];
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23 int count;
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24
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25 if (parse_args(argbulk, 1, 1, argv, 0) < 0)
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26 return;
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27 count = atoi(argv[0]);
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28 serial_in_timeout(count);
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29 }