Code cleanup
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d97cdbf7f5
commit
d769023713
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@ -20,7 +20,20 @@
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#include <libgen.h>
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#include <string.h>
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#ifndef PROGNAME
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# define PROGNAME "basename"
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#endif
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/* basename */
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/* private */
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/* prototypes */
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static int _basename(char * arg, char const * suf);
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static int _basename_usage(void);
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/* functions */
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/* basename */
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static int _basename(char * arg, char const * suf)
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{
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@ -41,14 +54,16 @@ static int _basename(char * arg, char const * suf)
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}
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/* usage */
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static int _usage(void)
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/* basename_usage */
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static int _basename_usage(void)
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{
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fputs("Usage: basename string [suffix]\n", stderr);
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fputs("Usage: " PROGNAME " string [suffix]\n", stderr);
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return 1;
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}
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/* public */
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/* functions */
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/* main */
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int main(int argc, char * argv[])
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{
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@ -58,9 +73,9 @@ int main(int argc, char * argv[])
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switch(o)
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{
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default:
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return _usage();
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return _basename_usage();
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}
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if(optind != argc - 1 && optind != argc - 2)
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return _usage();
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return _basename_usage();
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return (_basename(argv[optind], argv[optind + 1]) == 0) ? 0 : 2;
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}
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