FreeCalypso > hg > freecalypso-tools
annotate target-utils/libcommon/parseargs.c @ 994:ad3041e19884
fc-loadtool flash: implement PPB ops for Spansion PL-N
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 03 Dec 2023 06:16:30 +0000 |
parents | e7502631a0f9 |
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e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
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1 /* |
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Mychaela Falconia <falcon@freecalypso.org>
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2 * This module contains the parse_args() function, which parses the "rest" |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
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3 * part of an entered command into an argc/argv-style argument array. |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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4 */ |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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5 |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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6 parse_args(unparsed, minargs, maxargs, argv, argcp) |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
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7 char *unparsed; |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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8 int minargs, maxargs; |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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9 char **argv; |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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10 int *argcp; |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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11 { |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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12 int argc; |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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13 char *cp; |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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14 |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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15 argc = 0; |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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16 for (cp = unparsed; ; ) { |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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17 while (*cp == ' ') |
e7502631a0f9
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Mychaela Falconia <falcon@freecalypso.org>
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18 cp++; |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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19 if (!*cp) |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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20 break; |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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21 if (argc >= maxargs) { |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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22 printf("ERROR: too many arguments\n"); |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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23 return(-1); |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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24 } |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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25 argv[argc++] = cp; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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26 while (*cp && *cp != ' ') |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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27 cp++; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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28 if (*cp) |
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Mychaela Falconia <falcon@freecalypso.org>
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29 *cp++ = '\0'; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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30 } |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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31 if (argc < minargs) { |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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32 printf("ERROR: too few arguments\n"); |
e7502631a0f9
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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33 return(-1); |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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34 } |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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35 argv[argc] = 0; |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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36 if (argcp) |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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37 *argcp = argc; |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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38 return(0); |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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39 } |