31 lines
681 B
C
31 lines
681 B
C
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#include <stdio.h>
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#include <ctype.h>
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int main(int argc, const char *const argv[])
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{
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const char *message = argv[1];
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const char *options;
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if (!message) {
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fprintf(stderr,
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"dumbask: asks the user a question.\n"
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"Specify a message as the first argument (quoted!).\n"
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"You may optionally specify the choices as the second argument.\n"
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"Default choices are YN. Exit code is 0 for first, 1 for second, etc.\n");
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return 0;
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}
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options = argv[2] ? : "YN"; /* I _had_ to use a GNU Extension _somewhere_! */
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printf("%s", argv[1]);
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for (;;) {
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char c = toupper(getchar());
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int i;
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for (i = 0; options[i]; i++)
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if (c == toupper(options[i]))
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return i;
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}
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}
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