「🏗️」 wip: parsing should be good

includes/help.h

@@ -19,12 +19,13 @@ static options_t options[] = {
 	{"verbose", 'v', "verbose output", 0, GRP},
 #undef GRP
 #define GRP 2 // AKA bonus
-	{"count", 'c', "stop after sending NUMBER packets", 1,
-	 GRP},
+	{"count", 'c', "stop after sending NUMBER packets", 1, GRP},
 	{"size", 's', "send NUMBER data octets", 1, GRP},
 	{"timeout", 'w', "stop after N seconds", 1, GRP},
 	{"ttl", 't', "specify N as time-to-live", 1, GRP},
-	{"ip-timestamp", 'i', "IP timestamp of type FLAG, which is one of \"tsonly\" and \"tsaddr\"", 1, GRP}
+	{"ip-timestamp", 'i',
+	 "IP timestamp of type FLAG, which is one of \"tsonly\" and \"tsaddr\"", 1,
+	 GRP}
 #undef GRP
 };
 
@@ -43,12 +44,17 @@ static options_t options[] = {
 		}                                                                      \
 		args->arg[i] = *(av + 1);                                              \
 	}                                                                          \
-	args->opts[i] = true;
+	args->opts[i] = true;                                                      \
+	return EXIT_SUCCESS;
+
+typedef enum { MISSING_HOST, INVALID_OPT, NEED_ARG } error_t;
 
 /**
  * @brief	Can be used to print the help message if no host (or addr) are
  *			provided
  */
-void print_no_host(char *av);
+void print_parse_err(error_t err, char *opt);
 
 void print_help(void);
+
+void print_usage(void);

includes/opt_parse.h

@@ -8,6 +8,7 @@
 typedef struct {
 	bool  opts[OPT_NB];
 	char *arg[OPT_NB];
+	char **hosts;
 } args_t;
 
 /**

includes/ping.h

@@ -1 +1,3 @@
 #pragma once
+
+extern char *exec_name;