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authorThomas Munro2022-01-10 10:54:11 +0000
committerThomas Munro2022-01-10 11:04:33 +0000
commitf3e78069db7f7a753ebfe1010b810e47e0d2aa9a (patch)
tree87b4da09ae69dfbcbd47d65c206cfd0a2fe88335 /src/include/port.h
parentee419607381dd9a8031f2bc226c742a3289b7f33 (diff)
Make EXEC_BACKEND more convenient on Linux and FreeBSD.
Try to disable ASLR when building in EXEC_BACKEND mode, to avoid random memory mapping failures while testing. For developer use only, no effect on regular builds. Suggested-by: Andres Freund <[email protected]> Tested-by: Bossart, Nathan <[email protected]> Discussion: https://postgr.es/m/20210806032944.m4tz7j2w47mant26%40alap3.anarazel.de
Diffstat (limited to 'src/include/port.h')
-rw-r--r--src/include/port.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/include/port.h b/src/include/port.h
index 22ea292a6df..56e3721f6a4 100644
--- a/src/include/port.h
+++ b/src/include/port.h
@@ -140,6 +140,11 @@ extern char *pipe_read_line(char *cmd, char *line, int maxsize);
/* Doesn't belong here, but this is used with find_other_exec(), so... */
#define PG_BACKEND_VERSIONSTR "postgres (PostgreSQL) " PG_VERSION "\n"
+#ifdef EXEC_BACKEND
+/* Disable ASLR before exec, for developer builds only (in exec.c) */
+extern int pg_disable_aslr(void);
+#endif
+
#if defined(WIN32) || defined(__CYGWIN__)
#define EXE ".exe"