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busybox Inverted if usage in ENABLE_DESKTOP If ENABLE_DESKTOP is not set, BusyBox displays a message. But, note that this functionality is inverted. Actually, BusyBox needs to print any message only when ENABLE_DESKTOP is enabled.

Bug fixed by commit df7b6577c6a

Type	BehaviorViolation
Config	!DESKTOP (1st degree)
Fix-in	mapping
Location	coreutils/

#include <stdio.h>

int main(int argc, char** argv)
{
  int n = -1;
  
  if (n < 0) { /* error in get_groups() */
#ifndef ENABLE_DESKTOP
      printf("can't get groups");
#else
      return EXIT_FAILURE;
#endif
  }
  return 0;
}

diff --git a/simple/df7b657.c b/simple/df7b657.c
--- a/simple/df7b657.c
+++ b/simple/df7b657.c
@@ -6,7 +6,7 @@
   int n = -1;
   
   if (n < 0) { /* error in get_groups() */
-#ifndef ENABLE_DESKTOP
+#ifdef ENABLE_DESKTOP
       printf("can't get groups");
 #else
       return EXIT_FAILURE;

#include <stdio.h>

int main(int argc, char** argv)
{
  int n = -1;
  
  if (n < 0) { /* error in get_groups() */
#ifndef ENABLE_DESKTOP
      printf("can't get groups");
#else
      return EXIT_FAILURE;
#endif
  }
  return 0;
}

. [!ENABLE_DESKTOP] coreutils/id.c:180:bb_error_msg_and_die()