xref: /minix3/external/bsd/flex/dist/examples/manual/reject.lex (revision 357f1050293be536ca8309aae20889945ce99fc1)
1*357f1050SThomas Veerman /*
2*357f1050SThomas Veerman  * reject.lex: An example of REJECT and unput()
3*357f1050SThomas Veerman  *             misuse.
4*357f1050SThomas Veerman  */
5*357f1050SThomas Veerman 
6*357f1050SThomas Veerman %%
7*357f1050SThomas Veerman UNIX       {
8*357f1050SThomas Veerman                 unput('U'); unput('N'); unput('G'); unput('\0');
9*357f1050SThomas Veerman                 REJECT;
10*357f1050SThomas Veerman            }
11*357f1050SThomas Veerman GNU        printf("GNU is Not Unix!\n");
12*357f1050SThomas Veerman %%
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