From 5f87f11b18ea83615c342c832caace49bf7e3897 Mon Sep 17 00:00:00 2001
From: Jacob Champion <jacob.champion@enterprisedb.com>
Date: Mon, 21 Apr 2025 13:43:08 -0700
Subject: [PATCH v9 1/2] Add minor-version counterpart to (PG_)MAJORVERSION

An upcoming commit will name a library, libpq-oauth, using the major and
minor versions. Make the minor version accessible from the Makefiles and
as a string constant in the code.
---
 configure                  | 7 +++++++
 configure.ac               | 2 ++
 meson.build                | 1 +
 src/Makefile.global.in     | 1 +
 src/include/pg_config.h.in | 3 +++
 src/makefiles/meson.build  | 1 +
 6 files changed, 15 insertions(+)

diff --git a/configure b/configure
index 0936010718d..3d783793dfa 100755
--- a/configure
+++ b/configure
@@ -792,6 +792,7 @@ build_os
 build_vendor
 build_cpu
 build
+PG_MINORVERSION
 PG_MAJORVERSION
 target_alias
 host_alias
@@ -2877,6 +2878,12 @@ cat >>confdefs.h <<_ACEOF
 _ACEOF
 
 
+
+cat >>confdefs.h <<_ACEOF
+#define PG_MINORVERSION "$PG_MINORVERSION"
+_ACEOF
+
+
 cat >>confdefs.h <<_ACEOF
 #define PG_MINORVERSION_NUM $PG_MINORVERSION
 _ACEOF
diff --git a/configure.ac b/configure.ac
index 2a78cddd825..1cb3a0ff042 100644
--- a/configure.ac
+++ b/configure.ac
@@ -35,6 +35,8 @@ test -n "$PG_MINORVERSION" || PG_MINORVERSION=0
 AC_SUBST(PG_MAJORVERSION)
 AC_DEFINE_UNQUOTED(PG_MAJORVERSION, "$PG_MAJORVERSION", [PostgreSQL major version as a string])
 AC_DEFINE_UNQUOTED(PG_MAJORVERSION_NUM, $PG_MAJORVERSION, [PostgreSQL major version number])
+AC_SUBST(PG_MINORVERSION)
+AC_DEFINE_UNQUOTED(PG_MINORVERSION, "$PG_MINORVERSION", [PostgreSQL minor version as a string])
 AC_DEFINE_UNQUOTED(PG_MINORVERSION_NUM, $PG_MINORVERSION, [PostgreSQL minor version number])
 
 PGAC_ARG_REQ(with, extra-version, [STRING], [append STRING to version],
diff --git a/meson.build b/meson.build
index a1516e54529..18423a7c13e 100644
--- a/meson.build
+++ b/meson.build
@@ -148,6 +148,7 @@ pg_version += get_option('extra_version')
 cdata.set_quoted('PG_VERSION', pg_version)
 cdata.set_quoted('PG_MAJORVERSION', pg_version_major.to_string())
 cdata.set('PG_MAJORVERSION_NUM', pg_version_major)
+cdata.set_quoted('PG_MINORVERSION', pg_version_minor.to_string())
 cdata.set('PG_MINORVERSION_NUM', pg_version_minor)
 cdata.set('PG_VERSION_NUM', pg_version_num)
 # PG_VERSION_STR is built later, it depends on compiler test results
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index 6722fbdf365..54b4a07712e 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -40,6 +40,7 @@ maintainer-clean: distclean
 # PostgreSQL version number
 VERSION = @PACKAGE_VERSION@
 MAJORVERSION = @PG_MAJORVERSION@
+MINORVERSION = @PG_MINORVERSION@
 VERSION_NUM = @PG_VERSION_NUM@
 
 PACKAGE_URL = @PACKAGE_URL@
diff --git a/src/include/pg_config.h.in b/src/include/pg_config.h.in
index c3cc9fa856d..4fe37d228c5 100644
--- a/src/include/pg_config.h.in
+++ b/src/include/pg_config.h.in
@@ -602,6 +602,9 @@
 /* PostgreSQL major version number */
 #undef PG_MAJORVERSION_NUM
 
+/* PostgreSQL minor version as a string */
+#undef PG_MINORVERSION
+
 /* PostgreSQL minor version number */
 #undef PG_MINORVERSION_NUM
 
diff --git a/src/makefiles/meson.build b/src/makefiles/meson.build
index 55da678ec27..e3adb5d8dc4 100644
--- a/src/makefiles/meson.build
+++ b/src/makefiles/meson.build
@@ -36,6 +36,7 @@ pgxs_kv = {
   'PACKAGE_URL': pg_url,
   'PACKAGE_VERSION': pg_version,
   'PG_MAJORVERSION': pg_version_major,
+  'PG_MINORVERSION': pg_version_minor,
   'PG_VERSION_NUM': pg_version_num,
   'configure_input': 'meson',
 
-- 
2.34.1