termux-packages/packages/postgresql/no-hard-link.patch

--- ./src/backend/access/transam/timeline.c	2021-05-11 02:11:42.000000000 +0530
+++ ./src/backend/access/transam/timeline.c.mod	2021-06-17 13:56:32.191999896 +0530
@@ -446,7 +446,7 @@
 	 * Perform the rename using link if available, paranoidly trying to avoid
 	 * overwriting an existing file (there shouldn't be one).
 	 */
-	durable_rename_excl(tmppath, path, ERROR);
+	durable_link_or_rename(tmppath, path, ERROR);
 
 	/* The history file can be archived immediately. */
 	if (XLogArchivingActive())
@@ -524,7 +524,7 @@
 	 * Perform the rename using link if available, paranoidly trying to avoid
 	 * overwriting an existing file (there shouldn't be one).
 	 */
-	durable_rename_excl(tmppath, path, ERROR);
+	durable_link_or_rename(tmppath, path, ERROR);
 }
 
 /*
--- ./src/backend/access/transam/xlog.c	2021-05-11 02:11:42.000000000 +0530
+++ ./src/backend/access/transam/xlog.c.mod	2021-06-17 13:58:47.831999844 +0530
@@ -3624,11 +3624,11 @@
 	 * Perform the rename using link if available, paranoidly trying to avoid
 	 * overwriting an existing file (there shouldn't be one).
 	 */
-	if (durable_rename_excl(tmppath, path, LOG) != 0)
+	if (durable_link_or_rename(tmppath, path, LOG) != 0)
 	{
 		if (use_lock)
 			LWLockRelease(ControlFileLock);
-		/* durable_rename_excl already emitted log message */
+		/* durable_link_or_rename already emitted log message */
 		return false;
 	}
 
--- ./src/backend/storage/file/fd.c	2021-05-11 02:11:42.000000000 +0530
+++ ./src/backend/storage/file/fd.c.mod	2021-06-17 14:06:02.861999678 +0530
@@ -767,7 +767,7 @@
 }
 
 /*
- * durable_rename_excl -- rename a file in a durable manner.
+ * durable_link_or_rename -- rename a file in a durable manner.
  *
  * Similar to durable_rename(), except that this routine tries (but does not
  * guarantee) not to overwrite the target file.
@@ -785,7 +785,7 @@
  * valid upon return.
  */
 int
-durable_rename_excl(const char *oldfile, const char *newfile, int elevel)
+durable_link_or_rename(const char *oldfile, const char *newfile, int elevel)
 {
 	/*
 	 * Ensure that, if we crash directly after the rename/link, a file with
--- ./src/include/pg_config_manual.h	2021-05-11 02:11:42.000000000 +0530
+++ ./src/include/pg_config_manual.h.mod	2021-06-17 14:09:25.941999601 +0530
@@ -138,7 +138,7 @@
 /*
  * Define this if your operating system supports link()
  */
-#if !defined(WIN32) && !defined(__CYGWIN__)
+#if !defined(WIN32) && !defined(__CYGWIN__) && !defined(__ANDROID__)
 #define HAVE_WORKING_LINK 1
 #endif
 
--- ./src/include/storage/fd.h	2021-05-11 02:11:42.000000000 +0530
+++ ./src/include/storage/fd.h.mod	2021-06-17 14:13:22.074549249 +0530
@@ -157,7 +157,7 @@
 extern int	fsync_fname_ext(const char *fname, bool isdir, bool ignore_perm, int elevel);
 extern int	durable_rename(const char *oldfile, const char *newfile, int loglevel);
 extern int	durable_unlink(const char *fname, int loglevel);
-extern int	durable_rename_excl(const char *oldfile, const char *newfile, int loglevel);
+extern int	durable_link_or_rename(const char *oldfile, const char *newfile, int loglevel);
 extern void SyncDataDirectory(void);
 extern int	data_sync_elevel(int elevel);