k9core

commit 8eed6cca17f886ede7920eef1b98af0c784f961f
parent b244eb30373f3a5e82c511404f4b6725b604cad7
Author: qorg11 <qorg@vxempire.xyz>
Date:   Mon,  7 Sep 2020 21:29:14 +0200

added -h flag to chgrp

Diffstat:
M
src/chgrp.c
 | 
27
++++++++++++++++++++++-----

1 file changed, 22 insertions(+), 5 deletions(-)
diff --git a/src/chgrp.c b/src/chgrp.c
@@ -7,18 +7,35 @@
 int
 main(int argc, char *argv[])
 {
+  int c;
+  int follow_symlink;
+  while((c = getopt(argc,argv,"h")) != -1 )
+    {
+      switch(c)
+        {
+        case 'h': follow_symlink = 1; break;
+        }
+    }
   if(argc == 1 || argc == 2)
     {
       fprintf(stderr,"usage: chgrp group file...\n");
       return 1;
     }
-  struct group *group_data = getgrnam(argv[1]);
+  struct group *group_data = getgrnam(argv[optind
+					   ]);
   gid_t gid = group_data->gr_gid;
-  for(int i = 2; i<argc; i++)
+  for(int i = optind+1; i<argc; i++)
     {
-      if(chown(argv[i],gid,getuid()) == -1)
-	fprintf(stderr,"error %i = %s\n",errno,strerror(errno));
-	
+      if(follow_symlink)
+        {
+          if(lchown(argv[i],gid,getuid()) == -1)
+            fprintf(stderr,"Error: %i = %s\n",errno,strerror(errno));
+        }
+      else
+        if(chown(argv[i],gid,getuid()) == -1)
+          {
+            fprintf(stderr,"Error: %i = %s\n",errno,strerror(errno));
+          }
     }
 
 }