39 lines
865 B
C
39 lines
865 B
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <search.h>
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static const char *keywords[] = {
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"auto",
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"break",
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"case",
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"char",
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/* . */
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/* . */
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/* . */
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"while"
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};
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void main( int argc, const char *argv[] )
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{
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unsigned num = 5;
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int compare( const void *, const void * );
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if( argc <= 1 ) exit( EXIT_FAILURE );
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if( lfind( &argv[1], keywords, &num, sizeof(char **),
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compare ) == NULL ) {
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printf( "'%s' is not a C keyword\n", argv[1] );
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exit( EXIT_FAILURE );
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} else {
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printf( "'%s' is a C keyword\n", argv[1] );
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exit( EXIT_SUCCESS );
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}
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}
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int compare( const void *op1, const void *op2 )
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{
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const char **p1 = (const char **) op1;
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const char **p2 = (const char **) op2;
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return( strcmp( *p1, *p2 ) );
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}
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