ClangFormat: apply to source, most of intern

Apply clang format as proposed in T53211.

For details on usage and instructions for migrating branches
without conflicts, see:

https://wiki.blender.org/wiki/Tools/ClangFormat

1 files changed, 267 insertions, 265 deletions

diff --git a/source/blender/blenloader/intern/readblenentry.c b/source/blender/blenloader/intern/readblenentry.c
index 1cd63c4bdfe..6441c6d7a39 100644
--- a/source/blender/blenloader/intern/readblenentry.c
+++ b/source/blender/blenloader/intern/readblenentry.c
@@ -22,7 +22,6 @@
  * \ingroup blenloader
  */
 
-
 #include <stddef.h>
 
 #include <stdlib.h>
@@ -41,7 +40,6 @@
 #include "DNA_genfile.h"
 #include "DNA_sdna_types.h"
 
-
 #include "BKE_main.h"
 #include "BKE_idcode.h"
 
@@ -51,7 +49,7 @@
 
 #include "readfile.h"
 
-#include "BLI_sys_types.h" // needed for intptr_t
+#include "BLI_sys_types.h"  // needed for intptr_t
 
 #ifdef WIN32
 #  include "BLI_winstuff.h"
@@ -71,11 +69,11 @@ void BLO_blendhandle_print_sizes(BlendHandle *, void *);
  */
 BlendHandle *BLO_blendhandle_from_file(const char *filepath, ReportList *reports)
 {
-	BlendHandle *bh;
+  BlendHandle *bh;
 
-	bh = (BlendHandle *)blo_filedata_from_file(filepath, reports);
+  bh = (BlendHandle *)blo_filedata_from_file(filepath, reports);
 
-	return bh;
+  return bh;
 }
 
 /**
@@ -87,41 +85,46 @@ BlendHandle *BLO_blendhandle_from_file(const char *filepath, ReportList *reports
  */
 BlendHandle *BLO_blendhandle_from_memory(const void *mem, int memsize)
 {
-	BlendHandle *bh;
+  BlendHandle *bh;
 
-	bh = (BlendHandle *)blo_filedata_from_memory(mem, memsize, NULL);
+  bh = (BlendHandle *)blo_filedata_from_memory(mem, memsize, NULL);
 
-	return bh;
+  return bh;
 }
 
 void BLO_blendhandle_print_sizes(BlendHandle *bh, void *fp)
 {
-	FileData *fd = (FileData *)bh;
-	BHead *bhead;
-
-	fprintf(fp, "[\n");
-	for (bhead = blo_bhead_first(fd); bhead; bhead = blo_bhead_next(fd, bhead)) {
-		if (bhead->code == ENDB)
-			break;
-		else {
-			const short *sp = fd->filesdna->structs[bhead->SDNAnr];
-			const char *name = fd->filesdna->types[sp[0]];
-			char buf[4];
-
-			buf[0] = (bhead->code >> 24) & 0xFF;
-			buf[1] = (bhead->code >> 16) & 0xFF;
-			buf[2] = (bhead->code >> 8) & 0xFF;
-			buf[3] = (bhead->code >> 0) & 0xFF;
-
-			buf[0] = buf[0] ? buf[0] : ' ';
-			buf[1] = buf[1] ? buf[1] : ' ';
-			buf[2] = buf[2] ? buf[2] : ' ';
-			buf[3] = buf[3] ? buf[3] : ' ';
-
-			fprintf(fp, "['%.4s', '%s', %d, %ld ],\n", buf, name, bhead->nr, (long int)(bhead->len + sizeof(BHead)));
-		}
-	}
-	fprintf(fp, "]\n");
+  FileData *fd = (FileData *)bh;
+  BHead *bhead;
+
+  fprintf(fp, "[\n");
+  for (bhead = blo_bhead_first(fd); bhead; bhead = blo_bhead_next(fd, bhead)) {
+    if (bhead->code == ENDB)
+      break;
+    else {
+      const short *sp = fd->filesdna->structs[bhead->SDNAnr];
+      const char *name = fd->filesdna->types[sp[0]];
+      char buf[4];
+
+      buf[0] = (bhead->code >> 24) & 0xFF;
+      buf[1] = (bhead->code >> 16) & 0xFF;
+      buf[2] = (bhead->code >> 8) & 0xFF;
+      buf[3] = (bhead->code >> 0) & 0xFF;
+
+      buf[0] = buf[0] ? buf[0] : ' ';
+      buf[1] = buf[1] ? buf[1] : ' ';
+      buf[2] = buf[2] ? buf[2] : ' ';
+      buf[3] = buf[3] ? buf[3] : ' ';
+
+      fprintf(fp,
+              "['%.4s', '%s', %d, %ld ],\n",
+              buf,
+              name,
+              bhead->nr,
+              (long int)(bhead->len + sizeof(BHead)));
+    }
+  }
+  fprintf(fp, "]\n");
 }
 
 /**
@@ -134,24 +137,24 @@ void BLO_blendhandle_print_sizes(BlendHandle *bh, void *fp)
  */
 LinkNode *BLO_blendhandle_get_datablock_names(BlendHandle *bh, int ofblocktype, int *tot_names)
 {
-	FileData *fd = (FileData *)bh;
-	LinkNode *names = NULL;
-	BHead *bhead;
-	int tot = 0;
-
-	for (bhead = blo_bhead_first(fd); bhead; bhead = blo_bhead_next(fd, bhead)) {
-		if (bhead->code == ofblocktype) {
-			const char *idname = blo_bhead_id_name(fd, bhead);
-
-			BLI_linklist_prepend(&names, strdup(idname + 2));
-			tot++;
-		}
-		else if (bhead->code == ENDB)
-			break;
-	}
-
-	*tot_names = tot;
-	return names;
+  FileData *fd = (FileData *)bh;
+  LinkNode *names = NULL;
+  BHead *bhead;
+  int tot = 0;
+
+  for (bhead = blo_bhead_first(fd); bhead; bhead = blo_bhead_next(fd, bhead)) {
+    if (bhead->code == ofblocktype) {
+      const char *idname = blo_bhead_id_name(fd, bhead);
+
+      BLI_linklist_prepend(&names, strdup(idname + 2));
+      tot++;
+    }
+    else if (bhead->code == ENDB)
+      break;
+  }
+
+  *tot_names = tot;
+  return names;
 }
 
 /**
@@ -164,84 +167,83 @@ LinkNode *BLO_blendhandle_get_datablock_names(BlendHandle *bh, int ofblocktype,
  */
 LinkNode *BLO_blendhandle_get_previews(BlendHandle *bh, int ofblocktype, int *tot_prev)
 {
-	FileData *fd = (FileData *)bh;
-	LinkNode *previews = NULL;
-	BHead *bhead;
-	int looking = 0;
-	PreviewImage *prv = NULL;
-	PreviewImage *new_prv = NULL;
-	int tot = 0;
-
-	for (bhead = blo_bhead_first(fd); bhead; bhead = blo_bhead_next(fd, bhead)) {
-		if (bhead->code == ofblocktype) {
-			const char *idname = blo_bhead_id_name(fd, bhead);
-			switch (GS(idname)) {
-				case ID_MA: /* fall through */
-				case ID_TE: /* fall through */
-				case ID_IM: /* fall through */
-				case ID_WO: /* fall through */
-				case ID_LA: /* fall through */
-				case ID_OB: /* fall through */
-				case ID_GR: /* fall through */
-				case ID_SCE: /* fall through */
-					new_prv = MEM_callocN(sizeof(PreviewImage), "newpreview");
-					BLI_linklist_prepend(&previews, new_prv);
-					tot++;
-					looking = 1;
-					break;
-				default:
-					break;
-			}
-		}
-		else if (bhead->code == DATA) {
-			if (looking) {
-				if (bhead->SDNAnr == DNA_struct_find_nr(fd->filesdna, "PreviewImage") ) {
-					prv = BLO_library_read_struct(fd, bhead, "PreviewImage");
-					if (prv) {
-						memcpy(new_prv, prv, sizeof(PreviewImage));
-						if (prv->rect[0] && prv->w[0] && prv->h[0]) {
-							bhead = blo_bhead_next(fd, bhead);
-							BLI_assert((new_prv->w[0] * new_prv->h[0] * sizeof(uint)) == bhead->len);
-							new_prv->rect[0] = BLO_library_read_struct(fd, bhead, "PreviewImage Icon Rect");
-						}
-						else {
-							/* This should not be needed, but can happen in 'broken' .blend files,
-							 * better handle this gracefully than crashing. */
-							BLI_assert(prv->rect[0] == NULL && prv->w[0] == 0 && prv->h[0] == 0);
-							new_prv->rect[0] = NULL;
-							new_prv->w[0] = new_prv->h[0] = 0;
-						}
-
-						if (prv->rect[1] && prv->w[1] && prv->h[1]) {
-							bhead = blo_bhead_next(fd, bhead);
-							BLI_assert((new_prv->w[1] * new_prv->h[1] * sizeof(uint)) == bhead->len);
-							new_prv->rect[1] = BLO_library_read_struct(fd, bhead, "PreviewImage Image Rect");
-						}
-						else {
-							/* This should not be needed, but can happen in 'broken' .blend files,
-							 * better handle this gracefully than crashing. */
-							BLI_assert(prv->rect[1] == NULL && prv->w[1] == 0 && prv->h[1] == 0);
-							new_prv->rect[1] = NULL;
-							new_prv->w[1] = new_prv->h[1] = 0;
-						}
-						MEM_freeN(prv);
-					}
-				}
-			}
-		}
-		else if (bhead->code == ENDB) {
-			break;
-		}
-		else {
-			looking = 0;
-			new_prv = NULL;
-			prv = NULL;
-		}
-
-	}
-
-	*tot_prev = tot;
-	return previews;
+  FileData *fd = (FileData *)bh;
+  LinkNode *previews = NULL;
+  BHead *bhead;
+  int looking = 0;
+  PreviewImage *prv = NULL;
+  PreviewImage *new_prv = NULL;
+  int tot = 0;
+
+  for (bhead = blo_bhead_first(fd); bhead; bhead = blo_bhead_next(fd, bhead)) {
+    if (bhead->code == ofblocktype) {
+      const char *idname = blo_bhead_id_name(fd, bhead);
+      switch (GS(idname)) {
+        case ID_MA:  /* fall through */
+        case ID_TE:  /* fall through */
+        case ID_IM:  /* fall through */
+        case ID_WO:  /* fall through */
+        case ID_LA:  /* fall through */
+        case ID_OB:  /* fall through */
+        case ID_GR:  /* fall through */
+        case ID_SCE: /* fall through */
+          new_prv = MEM_callocN(sizeof(PreviewImage), "newpreview");
+          BLI_linklist_prepend(&previews, new_prv);
+          tot++;
+          looking = 1;
+          break;
+        default:
+          break;
+      }
+    }
+    else if (bhead->code == DATA) {
+      if (looking) {
+        if (bhead->SDNAnr == DNA_struct_find_nr(fd->filesdna, "PreviewImage")) {
+          prv = BLO_library_read_struct(fd, bhead, "PreviewImage");
+          if (prv) {
+            memcpy(new_prv, prv, sizeof(PreviewImage));
+            if (prv->rect[0] && prv->w[0] && prv->h[0]) {
+              bhead = blo_bhead_next(fd, bhead);
+              BLI_assert((new_prv->w[0] * new_prv->h[0] * sizeof(uint)) == bhead->len);
+              new_prv->rect[0] = BLO_library_read_struct(fd, bhead, "PreviewImage Icon Rect");
+            }
+            else {
+              /* This should not be needed, but can happen in 'broken' .blend files,
+               * better handle this gracefully than crashing. */
+              BLI_assert(prv->rect[0] == NULL && prv->w[0] == 0 && prv->h[0] == 0);
+              new_prv->rect[0] = NULL;
+              new_prv->w[0] = new_prv->h[0] = 0;
+            }
+
+            if (prv->rect[1] && prv->w[1] && prv->h[1]) {
+              bhead = blo_bhead_next(fd, bhead);
+              BLI_assert((new_prv->w[1] * new_prv->h[1] * sizeof(uint)) == bhead->len);
+              new_prv->rect[1] = BLO_library_read_struct(fd, bhead, "PreviewImage Image Rect");
+            }
+            else {
+              /* This should not be needed, but can happen in 'broken' .blend files,
+               * better handle this gracefully than crashing. */
+              BLI_assert(prv->rect[1] == NULL && prv->w[1] == 0 && prv->h[1] == 0);
+              new_prv->rect[1] = NULL;
+              new_prv->w[1] = new_prv->h[1] = 0;
+            }
+            MEM_freeN(prv);
+          }
+        }
+      }
+    }
+    else if (bhead->code == ENDB) {
+      break;
+    }
+    else {
+      looking = 0;
+      new_prv = NULL;
+      prv = NULL;
+    }
+  }
+
+  *tot_prev = tot;
+  return previews;
 }
 
 /**
@@ -252,29 +254,29 @@ LinkNode *BLO_blendhandle_get_previews(BlendHandle *bh, int ofblocktype, int *to
  */
 LinkNode *BLO_blendhandle_get_linkable_groups(BlendHandle *bh)
 {
-	FileData *fd = (FileData *)bh;
-	GSet *gathered = BLI_gset_ptr_new("linkable_groups gh");
-	LinkNode *names = NULL;
-	BHead *bhead;
-
-	for (bhead = blo_bhead_first(fd); bhead; bhead = blo_bhead_next(fd, bhead)) {
-		if (bhead->code == ENDB) {
-			break;
-		}
-		else if (BKE_idcode_is_valid(bhead->code)) {
-			if (BKE_idcode_is_linkable(bhead->code)) {
-				const char *str = BKE_idcode_to_name(bhead->code);
-
-				if (BLI_gset_add(gathered, (void *)str)) {
-					BLI_linklist_prepend(&names, strdup(str));
-				}
-			}
-		}
-	}
-
-	BLI_gset_free(gathered, NULL);
-
-	return names;
+  FileData *fd = (FileData *)bh;
+  GSet *gathered = BLI_gset_ptr_new("linkable_groups gh");
+  LinkNode *names = NULL;
+  BHead *bhead;
+
+  for (bhead = blo_bhead_first(fd); bhead; bhead = blo_bhead_next(fd, bhead)) {
+    if (bhead->code == ENDB) {
+      break;
+    }
+    else if (BKE_idcode_is_valid(bhead->code)) {
+      if (BKE_idcode_is_linkable(bhead->code)) {
+        const char *str = BKE_idcode_to_name(bhead->code);
+
+        if (BLI_gset_add(gathered, (void *)str)) {
+          BLI_linklist_prepend(&names, strdup(str));
+        }
+      }
+    }
+  }
+
+  BLI_gset_free(gathered, NULL);
+
+  return names;
 }
 
 /**
@@ -284,9 +286,9 @@ LinkNode *BLO_blendhandle_get_linkable_groups(BlendHandle *bh)
  */
 void BLO_blendhandle_close(BlendHandle *bh)
 {
-	FileData *fd = (FileData *)bh;
+  FileData *fd = (FileData *)bh;
 
-	blo_filedata_free(fd);
+  blo_filedata_free(fd);
 }
 
 /**********/
@@ -299,23 +301,22 @@ void BLO_blendhandle_close(BlendHandle *bh)
  * \param reports: If the return value is NULL, errors indicating the cause of the failure.
  * \return The data of the file.
  */
-BlendFileData *BLO_read_from_file(
-        const char *filepath,
-        eBLOReadSkip skip_flags,
-        ReportList *reports)
+BlendFileData *BLO_read_from_file(const char *filepath,
+                                  eBLOReadSkip skip_flags,
+                                  ReportList *reports)
 {
-	BlendFileData *bfd = NULL;
-	FileData *fd;
-
-	fd = blo_filedata_from_file(filepath, reports);
-	if (fd) {
-		fd->reports = reports;
-		fd->skip_flags = skip_flags;
-		bfd = blo_read_file_internal(fd, filepath);
-		blo_filedata_free(fd);
-	}
-
-	return bfd;
+  BlendFileData *bfd = NULL;
+  FileData *fd;
+
+  fd = blo_filedata_from_file(filepath, reports);
+  if (fd) {
+    fd->reports = reports;
+    fd->skip_flags = skip_flags;
+    bfd = blo_read_file_internal(fd, filepath);
+    blo_filedata_free(fd);
+  }
+
+  return bfd;
 }
 
 /**
@@ -327,23 +328,23 @@ BlendFileData *BLO_read_from_file(
  * \param reports: If the return value is NULL, errors indicating the cause of the failure.
  * \return The data of the file.
  */
-BlendFileData *BLO_read_from_memory(
-        const void *mem, int memsize,
-        eBLOReadSkip skip_flags,
-        ReportList *reports)
+BlendFileData *BLO_read_from_memory(const void *mem,
+                                    int memsize,
+                                    eBLOReadSkip skip_flags,
+                                    ReportList *reports)
 {
-	BlendFileData *bfd = NULL;
-	FileData *fd;
-
-	fd = blo_filedata_from_memory(mem, memsize,  reports);
-	if (fd) {
-		fd->reports = reports;
-		fd->skip_flags = skip_flags;
-		bfd = blo_read_file_internal(fd, "");
-		blo_filedata_free(fd);
-	}
-
-	return bfd;
+  BlendFileData *bfd = NULL;
+  FileData *fd;
+
+  fd = blo_filedata_from_memory(mem, memsize, reports);
+  if (fd) {
+    fd->reports = reports;
+    fd->skip_flags = skip_flags;
+    bfd = blo_read_file_internal(fd, "");
+    blo_filedata_free(fd);
+  }
+
+  return bfd;
 }
 
 /**
@@ -352,100 +353,101 @@ BlendFileData *BLO_read_from_memory(
  * \param oldmain: old main, from which we will keep libraries and other datablocks that should not have changed.
  * \param filename: current file, only for retrieving library data.
  */
-BlendFileData *BLO_read_from_memfile(
-        Main *oldmain, const char *filename, MemFile *memfile,
-        eBLOReadSkip skip_flags,
-        ReportList *reports)
+BlendFileData *BLO_read_from_memfile(Main *oldmain,
+                                     const char *filename,
+                                     MemFile *memfile,
+                                     eBLOReadSkip skip_flags,
+                                     ReportList *reports)
 {
-	BlendFileData *bfd = NULL;
-	FileData *fd;
-	ListBase old_mainlist;
+  BlendFileData *bfd = NULL;
+  FileData *fd;
+  ListBase old_mainlist;
 
-	fd = blo_filedata_from_memfile(memfile, reports);
-	if (fd) {
-		fd->reports = reports;
-		fd->skip_flags = skip_flags;
-		BLI_strncpy(fd->relabase, filename, sizeof(fd->relabase));
+  fd = blo_filedata_from_memfile(memfile, reports);
+  if (fd) {
+    fd->reports = reports;
+    fd->skip_flags = skip_flags;
+    BLI_strncpy(fd->relabase, filename, sizeof(fd->relabase));
 
-		/* clear ob->proxy_from pointers in old main */
-		blo_clear_proxy_pointers_from_lib(oldmain);
+    /* clear ob->proxy_from pointers in old main */
+    blo_clear_proxy_pointers_from_lib(oldmain);
 
-		/* separate libraries from old main */
-		blo_split_main(&old_mainlist, oldmain);
-		/* add the library pointers in oldmap lookup */
-		blo_add_library_pointer_map(&old_mainlist, fd);
+    /* separate libraries from old main */
+    blo_split_main(&old_mainlist, oldmain);
+    /* add the library pointers in oldmap lookup */
+    blo_add_library_pointer_map(&old_mainlist, fd);
 
-		/* makes lookup of existing images in old main */
-		blo_make_image_pointer_map(fd, oldmain);
+    /* makes lookup of existing images in old main */
+    blo_make_image_pointer_map(fd, oldmain);
 
-		/* makes lookup of existing light caches in old main */
-		blo_make_scene_pointer_map(fd, oldmain);
+    /* makes lookup of existing light caches in old main */
+    blo_make_scene_pointer_map(fd, oldmain);
 
-		/* makes lookup of existing video clips in old main */
-		blo_make_movieclip_pointer_map(fd, oldmain);
+    /* makes lookup of existing video clips in old main */
+    blo_make_movieclip_pointer_map(fd, oldmain);
 
-		/* make lookups of existing sound data in old main */
-		blo_make_sound_pointer_map(fd, oldmain);
+    /* make lookups of existing sound data in old main */
+    blo_make_sound_pointer_map(fd, oldmain);
 
-		/* removed packed data from this trick - it's internal data that needs saves */
+    /* removed packed data from this trick - it's internal data that needs saves */
 
-		bfd = blo_read_file_internal(fd, filename);
+    bfd = blo_read_file_internal(fd, filename);
 
-		/* ensures relinked light caches are not freed */
-		blo_end_scene_pointer_map(fd, oldmain);
+    /* ensures relinked light caches are not freed */
+    blo_end_scene_pointer_map(fd, oldmain);
 
-		/* ensures relinked images are not freed */
-		blo_end_image_pointer_map(fd, oldmain);
+    /* ensures relinked images are not freed */
+    blo_end_image_pointer_map(fd, oldmain);
 
-		/* ensures relinked movie clips are not freed */
-		blo_end_movieclip_pointer_map(fd, oldmain);
+    /* ensures relinked movie clips are not freed */
+    blo_end_movieclip_pointer_map(fd, oldmain);
 
-		/* ensures relinked sounds are not freed */
-		blo_end_sound_pointer_map(fd, oldmain);
+    /* ensures relinked sounds are not freed */
+    blo_end_sound_pointer_map(fd, oldmain);
 
-		/* Still in-use libraries have already been moved from oldmain to new mainlist,
-		 * but oldmain itself shall *never* be 'transferred' to new mainlist! */
-		BLI_assert(old_mainlist.first == oldmain);
+    /* Still in-use libraries have already been moved from oldmain to new mainlist,
+     * but oldmain itself shall *never* be 'transferred' to new mainlist! */
+    BLI_assert(old_mainlist.first == oldmain);
 
-		if (bfd && old_mainlist.first != old_mainlist.last) {
-			/* Even though directly used libs have been already moved to new main, indirect ones have not.
-			 * This is a bit annoying, but we have no choice but to keep them all for now - means some now unused
-			 * data may remain in memory, but think we'll have to live with it. */
-			Main *libmain, *libmain_next;
-			Main *newmain = bfd->main;
-			ListBase new_mainlist = {newmain, newmain};
+    if (bfd && old_mainlist.first != old_mainlist.last) {
+      /* Even though directly used libs have been already moved to new main, indirect ones have not.
+       * This is a bit annoying, but we have no choice but to keep them all for now - means some now unused
+       * data may remain in memory, but think we'll have to live with it. */
+      Main *libmain, *libmain_next;
+      Main *newmain = bfd->main;
+      ListBase new_mainlist = {newmain, newmain};
 
-			for (libmain = oldmain->next; libmain; libmain = libmain_next) {
-				libmain_next = libmain->next;
-				/* Note that LIB_INDIRECT does not work with libraries themselves, so we use non-NULL parent
-				 * to detect indirect-linked ones... */
-				if (libmain->curlib && (libmain->curlib->parent != NULL)) {
-					BLI_remlink(&old_mainlist, libmain);
-					BLI_addtail(&new_mainlist, libmain);
-				}
-				else {
+      for (libmain = oldmain->next; libmain; libmain = libmain_next) {
+        libmain_next = libmain->next;
+        /* Note that LIB_INDIRECT does not work with libraries themselves, so we use non-NULL parent
+         * to detect indirect-linked ones... */
+        if (libmain->curlib && (libmain->curlib->parent != NULL)) {
+          BLI_remlink(&old_mainlist, libmain);
+          BLI_addtail(&new_mainlist, libmain);
+        }
+        else {
 #ifdef PRINT_DEBUG
-					printf("Dropped Main for lib: %s\n", libmain->curlib->id.name);
+          printf("Dropped Main for lib: %s\n", libmain->curlib->id.name);
 #endif
-				}
-			}
-			/* In any case, we need to move all lib datablocks themselves - those are 'first level data',
-			 * getting rid of them would imply updating spaces & co to prevent invalid pointers access. */
-			BLI_movelisttolist(&newmain->libraries, &oldmain->libraries);
+        }
+      }
+      /* In any case, we need to move all lib datablocks themselves - those are 'first level data',
+       * getting rid of them would imply updating spaces & co to prevent invalid pointers access. */
+      BLI_movelisttolist(&newmain->libraries, &oldmain->libraries);
 
-			blo_join_main(&new_mainlist);
-		}
+      blo_join_main(&new_mainlist);
+    }
 
-		/* printf("Remaining mains/libs in oldmain: %d\n", BLI_listbase_count(&fd->old_mainlist) - 1); */
+    /* printf("Remaining mains/libs in oldmain: %d\n", BLI_listbase_count(&fd->old_mainlist) - 1); */
 
-		/* That way, libs (aka mains) we did not reuse in new undone/redone state
-		 * will be cleared together with oldmain... */
-		blo_join_main(&old_mainlist);
+    /* That way, libs (aka mains) we did not reuse in new undone/redone state
+     * will be cleared together with oldmain... */
+    blo_join_main(&old_mainlist);
 
-		blo_filedata_free(fd);
-	}
+    blo_filedata_free(fd);
+  }
 
-	return bfd;
+  return bfd;
 }
 
 /**
@@ -455,13 +457,13 @@ BlendFileData *BLO_read_from_memfile(
  */
 void BLO_blendfiledata_free(BlendFileData *bfd)
 {
-	if (bfd->main) {
-		BKE_main_free(bfd->main);
-	}
+  if (bfd->main) {
+    BKE_main_free(bfd->main);
+  }
 
-	if (bfd->user) {
-		MEM_freeN(bfd->user);
-	}
+  if (bfd->user) {
+    MEM_freeN(bfd->user);
+  }
 
-	MEM_freeN(bfd);
+  MEM_freeN(bfd);
 }