utils-std

commit: ef36c9eb162049dffbd722a8a9b22c23781c218d
parent efd5291528e98fccbffc69b0998643799ecfea58
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Fri, 25 Jul 2025 01:25:09 +0200

cmd/ln: add support for long options

Diffstat:
M
cmd/ln.c
22
++++++++++++++++++++++

1 file changed, 22 insertions(+), 0 deletions(-)
diff --git a/cmd/ln.c b/cmd/ln.c
@@ -4,6 +4,7 @@
 
 #define _POSIX_C_SOURCE 200809L
 
+#include "../config.h"
 #include "../lib/bitmasks.h"
 #include "../libutils/getopt_nolong.h"
 
@@ -21,6 +22,9 @@
 #include <string.h> // strerror
 #include <sys/stat.h>
 #include <unistd.h> // getopt, symlink, link
+#ifdef HAS_GETOPT_LONG
+#include <getopt.h>
+#endif
 
 const char *argv0 = "ln";
 
@@ -147,7 +151,25 @@ main(int argc, char *argv[])
 {
 	bool verbose = false;
 
+#ifdef HAS_GETOPT_LONG
+	// Strictly for GNUisms compatibility so no long-only options
+	// clang-format off
+	static struct option opts[] = {
+		{"force", no_argument, NULL, 'f'},
+		{"logical", no_argument, NULL, 'L'},
+		{"no-dereference", no_argument, NULL, 'n'},
+		{"physical", no_argument, NULL, 'P'},
+		{"symbolic", no_argument, NULL, 's'},
+		{"verbose", no_argument, NULL, 'v'},
+		{0, 0, 0, 0},
+	};
+	// clang-format on
+
+	// Need + as first character to get POSIX-style option parsing
+	for(int c = -1; (c = getopt_long(argc, argv, "+:fnsLPv", opts, NULL)) != -1;)
+#else
 	for(int c = -1; (c = getopt_nolong(argc, argv, ":fnsLPv")) != -1;)
+#endif
 	{
 		switch(c)
 		{