1 files changed, 86 insertions, 0 deletions
diff --git a/mkdir/mkdir.c b/mkdir/mkdir.c
new file mode 100644
index 0000000..3ab73d1
--- /dev/null
+++ b/mkdir/mkdir.c
@@ -0,0 +1,86 @@
+#define _POSIX_C_SOURCE 2
+
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+char	*g_name = "mkdir";
+
+int		mkdir_wrapper(const char *path, mode_t mode, bool verbose)
+{
+	int	ret;
+
+	if ((ret = mkdir(path, mode)) == -1 && (verbose || errno != EEXIST))
+		fprintf(stderr, "%s: cannot create directory '%s': %s\n", g_name, path, strerror(errno));
+	else if (verbose)
+		printf("%s: created directory '%s'\n", g_name, path);
+	return ret;
+}
+
+int main(int argc, char **argv)
+{
+	int		option;
+	mode_t	mode    = 0755;
+	bool	parent  = false;
+	bool	verbose = false;
+
+	g_name = argv[0];
+	if (argc == 1)
+	{
+		fprintf(stderr, "%s: missing operand\n", g_name);
+		return EXIT_FAILURE;
+	}
+	while ((option = getopt(argc, argv, "m:pv")) != -1)
+	{
+		switch (option)
+		{
+			case 'm':
+				sscanf(optarg, "%o", &mode); // TODO mode not working
+				break;
+			case 'p':
+				parent = true;
+				break;
+			case 'v':
+				verbose = true;
+				break;
+		}
+	}
+	for (; optind < argc; optind++)
+	{
+		// remove duplicate slash
+		for (size_t	i = 0; argv[optind][i] != '\0'; i++)
+		{
+			if (argv[optind][i] == '/' && argv[optind][i + 1] == '/')
+			{
+				memmove(&argv[optind][i], &argv[optind][i + 1], strlen(&argv[optind][i + 1]) + 1);
+				i--;
+			}
+		}
+
+		if (parent)
+		{
+			char	*tmp;
+			char	*searched = argv[optind];
+
+			if (*searched == '/')
+				searched++;
+			for (; (tmp = strchr(searched, '/')) != NULL; searched = tmp + 1)
+			{
+				if (tmp[1] == '\0')
+					continue;
+				*tmp = '\0';
+				mkdir_wrapper(argv[optind], mode, verbose);
+				*tmp = '/';
+			}
+			mkdir_wrapper(argv[optind], mode, verbose);
+		}
+		else
+			mkdir_wrapper(argv[optind], mode, verbose);
+	}
+	return EXIT_SUCCESS;
+}