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-rw-r--r--lib/getopt.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/lib/getopt.h b/lib/getopt.h
new file mode 100644
index 0000000..c1ad561
--- /dev/null
+++ b/lib/getopt.h
@@ -0,0 +1,23 @@
+#ifndef LIB_GETOPT_H
+#define LIB_GETOPT_H
+
+extern char *optarg;
+extern int optind, opterr, optopt;
+
+struct option {
+ const char *name;
+ int has_arg;
+ int *flag;
+ int val;
+};
+
+enum {
+ no_argument = 0,
+ required_argument = 1,
+ optional_argument = 2,
+};
+
+int getopt_long(int, char *const *, const char *,
+ const struct option *, int *);
+
+#endif /* LIB_GETOPT_H */