From 10a13c64cc5ee3ff16caa77a7b809702cff38595 Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Mon, 14 Feb 2022 20:04:35 -0500
Subject: Implement --all/-A

* Apply filters to all environment variables
---
 lib/cleanpath.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'lib')

diff --git a/lib/cleanpath.c b/lib/cleanpath.c
index 91b399d..138251f 100644
--- a/lib/cleanpath.c
+++ b/lib/cleanpath.c
@@ -102,18 +102,24 @@ void cleanpath_filter(struct CleanPath *path, unsigned mode, const char *pattern
 char *cleanpath_read(struct CleanPath *path) {
     char *result;
     size_t result_len;
+    size_t part_count;
 
     result = calloc(path->data_len, sizeof(char));
     if (result == NULL) {
         goto cleanpath_read__failure;
     }
 
+    for (part_count = 0; part_count < CLEANPATH_PART_MAX && path->part[part_count] != NULL; part_count++);
+
     for (size_t i = 0; i < CLEANPATH_PART_MAX && path->part[i] != NULL; i++) {
         // Ignore filtered paths
         if (*path->part[i] == '\0') {
             continue;
         }
         strcat(result, path->part[i]);
+        if (part_count > 1 && i == 0) {
+            continue;
+        }
         strcat(result, path->sep);
     }
 
-- 
cgit