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-rw-r--r--src/c_opts.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/src/c_opts.c b/src/c_opts.c
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+++ b/src/c_opts.c
@@ -0,0 +1,83 @@
+/*
+ * ========================
+ * ===== ===============
+ * ====== ================
+ * ====== ================
+ * ====== ==== ==== ==
+ * ====== === == = =
+ * ====== === = == =
+ * = === === = == ====
+ * = === === = == = =
+ * == ===== ==== ==
+ * ========================
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Copyright (c) 2020 Joe
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the organization nor the
+ * names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY JOE ''AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL JOE BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * unixize: src/c_opts.c
+ * 2020-11-02 23:37
+ * Joe
+ *
+ * This is where we handle command line options
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdio.h>
+
+#include "c_opts.h"
+
+void
+c_opts
+(struct opts_s* opts,
+ int argc,
+ const char* argv[])
+{
+ int opt;
+
+ opts->recursive = FALSE;
+ opts->verbose = FALSE;
+ while ((opt = getopt(argc, (char *const *)argv, C_OPTS)) != -1) {
+ if (opt == 'R') {
+ opts->recursive = TRUE;
+ }
+ else if (opt == 'v') {
+ opts->verbose = TRUE;
+ }
+ else if (opt == '?') {
+ dprintf(
+ STDERR_FILENO,
+ "unixize: %c: unknown option\n",
+ optopt
+ );
+ exit(1);
+ }
+ }
+ if (optind < argc && argv[optind] != NULL) {
+ printf("arg: %s\n", argv[optind]);
+ }
+}