Remove leading double underscores from header include guards

AGENTS.md

@@ -107,7 +107,7 @@ SnapRAID is designed to recover from an interruption, including `SIGKILL`, at an
 - **Indentation**: Tabs for indentation, no alignment (existing codebase style)
 - **Comments**: Use `/** ... */` for multiline top comments preceding declarations and `/* ... */` for multiline comments within code. Use `/* first letter lowercase */` for single-line inline notes.
 - **Critical Comments**: Always add a comment at non-obvious critical points, especially around data-integrity invariants, crash recovery, fallback behavior, concurrency, and fatal versus best-effort error handling. Explain why the logic is required, not merely what the code does.
-- **Headers**: All `.h` files have include guards (`#ifndef __NAME_H`)
+- **Headers**: All `.h` files have include guards (`#ifndef NAME_H`)
 - **Preferences**: Use 0 instead of NULL and '\0'
 - **Preferences**: Use prefix ++variable and --variable instead of postfix variable++ and variable-- where both are equivalent
 - **Safety Checks**: Avoid adding safety checks for conditions that never happen

cmdline/app.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2026 Andrea Mazzoleni
 
-#ifndef __APP_H
-#define __APP_H
+#ifndef APP_H
+#define APP_H
 
 #include "os/os.h"
 

cmdline/bw.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2016 Andrea Mazzoleni
 
-#ifndef __BW_H
-#define __BW_H
+#ifndef BW_H
+#define BW_H
 
 #include "state.h"
 #include "support.h"

cmdline/elem.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2011 Andrea Mazzoleni
 
-#ifndef __ELEM_H
-#define __ELEM_H
+#ifndef ELEM_H
+#define ELEM_H
 
 #include "util.h"
 #include "support.h"

cmdline/handle.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2011 Andrea Mazzoleni
 
-#ifndef __HANDLE_H
-#define __HANDLE_H
+#ifndef HANDLE_H
+#define HANDLE_H
 
 #include "state.h"
 #include "support.h"

cmdline/import.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2013 Andrea Mazzoleni
 
-#ifndef __IMPORT_H
-#define __IMPORT_H
+#ifndef IMPORT_H
+#define IMPORT_H
 
 #include "elem.h"
 #include "state.h"

cmdline/io.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2016 Andrea Mazzoleni
 
-#ifndef __IO_H
-#define __IO_H
+#ifndef IO_H
+#define IO_H
 
 #include "state.h"
 #include "support.h"

cmdline/locate.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2026 Andrea Mazzoleni
 
-#ifndef __LOCATE_H
-#define __LOCATE_H
+#ifndef LOCATE_H
+#define LOCATE_H
 
 /****************************************************************************/
 /* snapraid */

cmdline/memory.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2011 Andrea Mazzoleni
 
-#ifndef __MEMORY_H
-#define __MEMORY_H
+#ifndef MEMORY_H
+#define MEMORY_H
 
 /****************************************************************************/
 /* memory */

cmdline/parity.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2011 Andrea Mazzoleni
 
-#ifndef __PARITY_H
-#define __PARITY_H
+#ifndef PARITY_H
+#define PARITY_H
 
 #include "support.h"
 #include "bw.h"

cmdline/search.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2014 Andrea Mazzoleni
 
-#ifndef __SEARCH_H
-#define __SEARCH_H
+#ifndef SEARCH_H
+#define SEARCH_H
 
 #include "elem.h"
 #include "state.h"

cmdline/snapraid.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2011 Andrea Mazzoleni
 
-#ifndef __SNAPRAID_H
-#define __SNAPRAID_H
+#ifndef SNAPRAID_H
+#define SNAPRAID_H
 
 /****************************************************************************/
 /* snapraid */

cmdline/state.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2011 Andrea Mazzoleni
 
-#ifndef __STATE_H
-#define __STATE_H
+#ifndef STATE_H
+#define STATE_H
 
 #include "elem.h"
 

cmdline/str.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2025 Andrea Mazzoleni
 
-#ifndef __STR_H
-#define __STR_H
+#ifndef STR_H
+#define STR_H
 
 #include "app.h"
 #include "str.h"

cmdline/stream.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2011 Andrea Mazzoleni
 
-#ifndef __STREAM_H
-#define __STREAM_H
+#ifndef STREAM_H
+#define STREAM_H
 
 #include "support.h"
 #include "util.h"

cmdline/support.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2011 Andrea Mazzoleni
 
-#ifndef __SUPPORT_H
-#define __SUPPORT_H
+#ifndef SUPPORT_H
+#define SUPPORT_H
 
 #include "app.h"
 #include "memory.h"

cmdline/thermal.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2025 Andrea Mazzoleni
 
-#ifndef __THERMAL_H
-#define __THERMAL_H
+#ifndef THERMAL_H
+#define THERMAL_H
 
 #include "elem.h"
 

cmdline/util.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 // Copyright (C) 2011 Andrea Mazzoleni
 
-#ifndef __UTIL_H
-#define __UTIL_H
+#ifndef UTIL_H
+#define UTIL_H
 
 #include "tommyds/tommytypes.h"
 

raid/combo.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 // Copyright (C) 2013 Andrea Mazzoleni
 
-#ifndef __RAID_COMBO_H
-#define __RAID_COMBO_H
+#ifndef RAID_COMBO_H
+#define RAID_COMBO_H
 
 #include <assert.h>
 

raid/cpu.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 // Copyright (C) 2013 Andrea Mazzoleni
 
-#ifndef __RAID_CPU_H
-#define __RAID_CPU_H
+#ifndef RAID_CPU_H
+#define RAID_CPU_H
 
 #ifdef CONFIG_X86
 

raid/gf.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 // Copyright (C) 2013 Andrea Mazzoleni
 
-#ifndef __RAID_GF_H
-#define __RAID_GF_H
+#ifndef RAID_GF_H
+#define RAID_GF_H
 
 /*
  * Galois field operations.

raid/helper.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 // Copyright (C) 2013 Andrea Mazzoleni
 
-#ifndef __RAID_HELPER_H
-#define __RAID_HELPER_H
+#ifndef RAID_HELPER_H
+#define RAID_HELPER_H
 
 /**
  * Inserts an integer in a sorted vector.

raid/internal.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 // Copyright (C) 2013 Andrea Mazzoleni
 
-#ifndef __RAID_INTERNAL_H
-#define __RAID_INTERNAL_H
+#ifndef RAID_INTERNAL_H
+#define RAID_INTERNAL_H
 
 #if HAVE_CONFIG_H
 /* Includes the project configuration for HAVE_* defines */

raid/memory.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 // Copyright (C) 2013 Andrea Mazzoleni
 
-#ifndef __RAID_MEMORY_H
-#define __RAID_MEMORY_H
+#ifndef RAID_MEMORY_H
+#define RAID_MEMORY_H
 
 /**
  * Memory allocation and benchmark layout helpers.

raid/raid.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 // Copyright (C) 2013 Andrea Mazzoleni
 
-#ifndef __RAID_H
-#define __RAID_H
+#ifndef RAID_H
+#define RAID_H
 
 #include <stddef.h>
 

raid/test.h

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 // Copyright (C) 2013 Andrea Mazzoleni
 
-#ifndef __RAID_TEST_H
-#define __RAID_TEST_H
+#ifndef RAID_TEST_H
+#define RAID_TEST_H
 
 /**
  * Tests insertion function.