feat(chwrite): Print errors instead of just returning

1 files changed, 13 insertions, 7 deletions

diff --git a/chwrite/chwrite.c b/chwrite/chwrite.c
index 395cf91..8aecf4b 100644
--- a/chwrite/chwrite.c
+++ b/chwrite/chwrite.c
@@ -53,12 +53,16 @@ main(int argc, char *argv[]) {
 
     for (i = 2; i < argc; ++i) {
         f = open(argv[i], 0);
-        if (f == -1)
-            return errno;
+        if (f == -1) {
+            perror("open");
+            return 3;
+        }
 
         result = fstat(f, &fs);
-        if (result == -1)
-            return errno;
+        if (result == -1) {
+            perror("fstat");
+            return 3;
+        }
 
         if (operation == '+')
             fs.st_mode |=   S_IWUSR;
@@ -66,8 +70,10 @@ main(int argc, char *argv[]) {
             fs.st_mode &= ~(S_IWUSR | S_IWGRP | S_IWOTH);
 
         result = fchmod(f, fs.st_mode);
-        if (result == -1)
-            return errno;
+        if (result == -1) {
+            perror("fchmod");
+            return 3;
+        }
     }
-    return result;
+    return 0;
 }