Don't allow mkfifo to create files such as "--help"
This patch checks if the name of FIFO to be created begins with "-" and calls usage() if it does. Regards, Pavel Roskin
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@ -60,7 +60,7 @@ extern int mkfifo_main(int argc, char **argv)
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argc--;
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argc--;
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argv++;
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argv++;
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}
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}
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if (argc < 1)
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if (argc < 1 || *argv[0] == '-')
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usage(mkfifo_usage);
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usage(mkfifo_usage);
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if (mkfifo(*argv, mode) < 0) {
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if (mkfifo(*argv, mode) < 0) {
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perror("mkfifo");
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perror("mkfifo");
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2
mkfifo.c
2
mkfifo.c
@ -60,7 +60,7 @@ extern int mkfifo_main(int argc, char **argv)
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argc--;
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argc--;
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argv++;
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argv++;
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}
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}
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if (argc < 1)
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if (argc < 1 || *argv[0] == '-')
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usage(mkfifo_usage);
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usage(mkfifo_usage);
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if (mkfifo(*argv, mode) < 0) {
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if (mkfifo(*argv, mode) < 0) {
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perror("mkfifo");
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perror("mkfifo");
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