[taler-anastasis] branch master updated: Update PostgreSQL m4

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ttn pushed a commit to branch master
in repository anastasis.

The following commit(s) were added to refs/heads/master by this push:
     new 8461944  Update PostgreSQL m4
8461944 is described below

commit 8461944c91984e9c3f7a5867bc7933389043a501
Author: Thien-Thi Nguyen <ttn@gnuvola.org>
AuthorDate: Sat Feb 19 21:08:24 2022 -0500

    Update PostgreSQL m4
    
    * m4/ax_lib_postgresql.m4: Update to serial 22.
---
 m4/ax_lib_postgresql.m4 | 272 ++++++++++++++++++++++++++++++++----------------
 1 file changed, 182 insertions(+), 90 deletions(-)

diff --git a/m4/ax_lib_postgresql.m4 b/m4/ax_lib_postgresql.m4
index 9eb4316..cc8e750 100644
--- a/m4/ax_lib_postgresql.m4
+++ b/m4/ax_lib_postgresql.m4
@@ -1,10 +1,10 @@
 # ===========================================================================
-#     http://www.gnu.org/software/autoconf-archive/ax_lib_postgresql.html
+#    https://www.gnu.org/software/autoconf-archive/ax_lib_postgresql.html
 # ===========================================================================
 #
 # SYNOPSIS
 #
-#   AX_LIB_POSTGRESQL([MINIMUM-VERSION])
+#   
AX_LIB_POSTGRESQL([MINIMUM-VERSION],[ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND])
 #
 # DESCRIPTION
 #
@@ -23,133 +23,225 @@
 #   should be in the PATH)
 #
 #   path - complete path to pg_config utility, use this option if pg_config
-#   can't be found in the PATH
+#   can't be found in the PATH (You could set also PG_CONFIG variable)
 #
 #   This macro calls:
 #
 #     AC_SUBST(POSTGRESQL_CPPFLAGS)
 #     AC_SUBST(POSTGRESQL_LDFLAGS)
+#     AC_SUBST(POSTGRESQL_LIBS)
 #     AC_SUBST(POSTGRESQL_VERSION)
 #
 #   And sets:
 #
 #     HAVE_POSTGRESQL
 #
+#   It execute if found ACTION-IF-FOUND (empty by default) and
+#   ACTION-IF-NOT-FOUND (AC_MSG_FAILURE by default) if not found.
+#
 # LICENSE
 #
 #   Copyright (c) 2008 Mateusz Loskot <mateusz@loskot.net>
+#   Copyright (c) 2014 Sree Harsha Totakura <sreeharsha@totakura.in>
+#   Copyright (c) 2018 Bastien Roucaries <rouca@debian.org>
 #
 #   Copying and distribution of this file, with or without modification, are
 #   permitted in any medium without royalty provided the copyright notice
 #   and this notice are preserved. This file is offered as-is, without any
 #   warranty.
 
-#serial 9
+#serial 22
+
+AC_DEFUN([_AX_LIB_POSTGRESQL_OLD],[
+       found_postgresql="no"
+       _AX_LIB_POSTGRESQL_OLD_fail="no"
+       while true; do
+         AC_CACHE_CHECK([for the pg_config program], [ac_cv_path_PG_CONFIG],
+           [AC_PATH_PROGS_FEATURE_CHECK([PG_CONFIG], [pg_config],
+             [[ac_cv_path_PG_CONFIG="";$ac_path_PG_CONFIG --includedir > 
/dev/null \
+               && ac_cv_path_PG_CONFIG=$ac_path_PG_CONFIG 
ac_path_PG_CONFIG_found=:]],
+             [ac_cv_path_PG_CONFIG=""])])
+         PG_CONFIG=$ac_cv_path_PG_CONFIG
+         AS_IF([test "X$PG_CONFIG" = "X"],[break])
+
+         AC_CACHE_CHECK([for the PostgreSQL libraries 
CPPFLAGS],[ac_cv_POSTGRESQL_CPPFLAGS],
+                      [ac_cv_POSTGRESQL_CPPFLAGS="-I`$PG_CONFIG --includedir`" 
|| _AX_LIB_POSTGRESQL_OLD_fail=yes])
+         AS_IF([test "X$_AX_LIB_POSTGRESQL_OLD_fail" = "Xyes"],[break])
+         POSTGRESQL_CPPFLAGS="$ac_cv_POSTGRESQL_CPPFLAGS"
+
+         AC_CACHE_CHECK([for the PostgreSQL libraries 
LDFLAGS],[ac_cv_POSTGRESQL_LDFLAGS],
+                      [ac_cv_POSTGRESQL_LDFLAGS="-L`$PG_CONFIG --libdir`" || 
_AX_LIB_POSTGRESQL_OLD_fail=yes])
+         AS_IF([test "X$_AX_LIB_POSTGRESQL_OLD_fail" = "Xyes"],[break])
+         POSTGRESQL_LDFLAGS="$ac_cv_POSTGRESQL_LDFLAGS"
+
+         AC_CACHE_CHECK([for the PostgreSQL libraries 
LIBS],[ac_cv_POSTGRESQL_LIBS],
+                      [ac_cv_POSTGRESQL_LIBS="-lpq"])
+         POSTGRESQL_LIBS="$ac_cv_POSTGRESQL_LIBS"
+
+         AC_CACHE_CHECK([for the PostgreSQL 
version],[ac_cv_POSTGRESQL_VERSION],
+                      [
+                       ac_cv_POSTGRESQL_VERSION=`$PG_CONFIG --version | sed 
"s/^PostgreSQL[[[:space:]]][[[:space:]]]*\([[0-9.]][[0-9.]]*\).*/\1/"` \
+                             || _AX_LIB_POSTGRESQL_OLD_fail=yes
+                      ])
+         AS_IF([test "X$_AX_LIB_POSTGRESQL_OLD_fail" = "Xyes"],[break])
+         POSTGRESQL_VERSION="$ac_cv_POSTGRESQL_VERSION"
+
+
+         dnl
+         dnl Check if required version of PostgreSQL is available
+         dnl
+         AS_IF([test X"$postgresql_version_req" != "X"],[
+            AC_MSG_CHECKING([if PostgreSQL version $POSTGRESQL_VERSION is >= 
$postgresql_version_req])
+            
AX_COMPARE_VERSION([$POSTGRESQL_VERSION],[ge],[$postgresql_version_req],
+                               
[found_postgresql_req_version=yes],[found_postgresql_req_version=no])
+            AC_MSG_RESULT([$found_postgresql_req_version])
+         ])
+         AS_IF([test "Xfound_postgresql_req_version" = "Xno"],[break])
+
+         found_postgresql="yes"
+         break
+       done
+])
 
-AC_DEFUN([AX_LIB_POSTGRESQL],
+AC_DEFUN([_AX_LIB_POSTGRESQL_PKG_CONFIG],
 [
-    AC_ARG_WITH([postgresql],
-        AS_HELP_STRING([--with-postgresql=@<:@ARG@:>@],
-            [use PostgreSQL library @<:@default=yes@:>@, optionally specify 
path to pg_config]
-        ),
-        [
-        if test "$withval" = "no"; then
-            want_postgresql="no"
-        elif test "$withval" = "yes"; then
-            want_postgresql="yes"
-        else
-            want_postgresql="yes"
-            PG_CONFIG="$withval"
-        fi
-        ],
-        [want_postgresql="yes"]
-    )
+  AC_REQUIRE([PKG_PROG_PKG_CONFIG])
+  found_postgresql=no
 
-    POSTGRESQL_CPPFLAGS=""
-    POSTGRESQL_LDFLAGS=""
-    POSTGRESQL_VERSION=""
+  while true; do
+    PKG_PROG_PKG_CONFIG
+    AS_IF([test X$PKG_CONFIG = X],[break])
 
-    dnl
-    dnl Check PostgreSQL libraries (libpq)
-    dnl
+    _AX_LIB_POSTGRESQL_PKG_CONFIG_fail=no;
+    AS_IF([test "X$postgresql_version_req" = "X"],
+         
[PKG_CHECK_EXISTS([libpq],[found_postgresql_pkg_config=yes],[found_postgresql=no])],
+         [PKG_CHECK_EXISTS([libpq >= "$postgresql_version_req"],
+                          [found_postgresql=yes],[found_postgresql=no])])
+    AS_IF([test "X$found_postgresql" = "no"],[break])
+
+    AC_CACHE_CHECK([for the PostgreSQL libraries 
CPPFLAGS],[ac_cv_POSTGRESQL_CPPFLAGS],
+                  [ac_cv_POSTGRESQL_CPPFLAGS="`$PKG_CONFIG libpq 
--cflags-only-I`" || _AX_LIB_POSTGRESQL_PKG_CONFIG_fail=yes])
+    AS_IF([test "X$_AX_LIB_POSTGRESQL_PKG_CONFIG_fail" = "Xyes"],[break])
+    POSTGRESQL_CPPFLAGS="$ac_cv_POSTGRESQL_CPPFLAGS"
 
-    if test "$want_postgresql" = "yes"; then
 
-        if test -z "$PG_CONFIG" -o test; then
-            AC_PATH_PROG([PG_CONFIG], [pg_config], [])
-        fi
+    AC_CACHE_CHECK([for the PostgreSQL libraries 
LDFLAGS],[ac_cv_POSTGRESQL_LDFLAGS],
+                  [ac_cv_POSTGRESQL_LDFLAGS="`$PKG_CONFIG libpq --libs-only-L 
--libs-only-other`" || _AX_LIB_POSTGRESQL_PKG_CONFIG_fail=yes])
+    AS_IF([test "X$_AX_LIB_POSTGRESQL_PKG_CONFIG_fail" = "Xyes"],[break])
+    POSTGRESQL_LDFLAGS="$ac_cv_POSTGRESQL_LDFLAGS"
 
-        if test ! -x "$PG_CONFIG"; then
-            dnl AC_MSG_ERROR([$PG_CONFIG does not exist or it is not an 
executable file])
-            PG_CONFIG="no"
-            found_postgresql="no"
-        fi
 
-        if test "$PG_CONFIG" != "no"; then
-            AC_MSG_CHECKING([for PostgreSQL libraries])
+    AC_CACHE_CHECK([for the PostgreSQL libraries LIBS],[ac_cv_POSTGRESQL_LIBS],
+                  [ac_cv_POSTGRESQL_LIBS="`$PKG_CONFIG libpq --libs-only-l`" 
|| _AX_LIB_POSTGRESQL_PKG_CONFIG_fail=ye])
+    AS_IF([test "X$_AX_LIB_POSTGRESQL_PKG_CONFIG_fail" = "Xyes"],[break])
+    POSTGRESQL_LIBS="$ac_cv_POSTGRESQL_LIBS"
 
-            POSTGRESQL_CPPFLAGS="-I`$PG_CONFIG --includedir`"
-            POSTGRESQL_LDFLAGS="-L`$PG_CONFIG --libdir`"
+    dnl already checked by exist but need to be recovered
+    AC_CACHE_CHECK([for the PostgreSQL version],[ac_cv_POSTGRESQL_VERSION],
+                  [ac_cv_POSTGRESQL_VERSION="`$PKG_CONFIG libpq --modversion`" 
|| _AX_LIB_POSTGRESQL_PKG_CONFIG_fail=yes])
+    AS_IF([test "X$_AX_LIB_POSTGRESQL_PKG_CONFIG_fail" = "Xyes"],[break])
+    POSTGRESQL_VERSION="$ac_cv_POSTGRESQL_VERSION"
 
-            POSTGRESQL_VERSION=`$PG_CONFIG --version | sed -e 's#PostgreSQL 
##' | awk '{print $1}'`
+    found_postgresql=yes
+    break;
+  done
 
-            AC_DEFINE([HAVE_POSTGRESQL], [1],
-                [Define to 1 if PostgreSQL libraries are available])
+])
 
-            found_postgresql="yes"
-            AC_MSG_RESULT([yes])
-        else
-            found_postgresql="no"
-            AC_MSG_RESULT([no])
-        fi
-    fi
 
-    dnl
-    dnl Check if required version of PostgreSQL is available
-    dnl
 
+AC_DEFUN([AX_LIB_POSTGRESQL],
+[
+    AC_ARG_WITH([postgresql],
+       AS_HELP_STRING([--with-postgresql=@<:@ARG@:>@],
+           [use PostgreSQL library @<:@default=yes@:>@, optionally specify 
path to pg_config]
+       ),
+       [
+       AS_CASE([$withval],
+               [[[nN]][[oO]]],[want_postgresql="no"],
+               [[[yY]][[eE]][[sS]]],[want_postgresql="yes"],
+               [
+                       want_postgresql="yes"
+                       PG_CONFIG="$withval"
+               ])
+       ],
+       [want_postgresql="yes"]
+    )
+
+    AC_ARG_VAR([POSTGRESQL_CPPFLAGS],[cpp flags for PostgreSQL overriding 
detected flags])
+    AC_ARG_VAR([POSTGRESQL_LIBFLAGS],[libs for PostgreSQL overriding detected 
flags])
+    AC_ARG_VAR([POSTGRESQL_LDFLAGS],[linker flags for PostgreSQL overriding 
detected flags])
+
+    # populate cache
+    AS_IF([test "X$POSTGRESQL_CPPFLAGS" != 
X],[ac_cv_POSTGRESQL_CPPFLAGS="$POSTGRESQL_CPPFLAGS"])
+    AS_IF([test "X$POSTGRESQL_LDFLAGS" != 
X],[ac_cv_POSTGRESQL_LDFLAGS="$POSTGRESQL_LDFLAGS"])
+    AS_IF([test "X$POSTGRESQL_LIBS" != 
X],[ac_cv_POSTGRESQL_LIBS="$POSTGRESQL_LIBS"])
 
     postgresql_version_req=ifelse([$1], [], [], [$1])
+    found_postgresql="no"
 
-    if test "$found_postgresql" = "yes" -a -n "$postgresql_version_req"; then
-
-        AC_MSG_CHECKING([if PostgreSQL version $POSTGRESQL_VERSION is >= 
$postgresql_version_req])
-
-        dnl Decompose required version string of PostgreSQL
-        dnl and calculate its number representation
-        postgresql_version_req_major=`expr $postgresql_version_req : 
'\([[0-9]]*\)'`
-        postgresql_version_req_minor=`expr $postgresql_version_req : 
'[[0-9]]*\.\([[0-9]]*\)'`
-        postgresql_version_req_micro=`expr $postgresql_version_req : 
'[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)'`
-        if test "x$postgresql_version_req_micro" = "x"; then
-            postgresql_version_req_micro="0"
-        fi
-
-        postgresql_version_req_number=`expr $postgresql_version_req_major \* 
1000000 \
-                                   \+ $postgresql_version_req_minor \* 1000 \
-                                   \+ $postgresql_version_req_micro`
-
-        dnl Decompose version string of installed PostgreSQL
-        dnl and calculate its number representation
-        postgresql_version_major=`expr $POSTGRESQL_VERSION : '\([[0-9]]*\)'`
-        postgresql_version_minor=`expr $POSTGRESQL_VERSION : 
'[[0-9]]*\.\([[0-9]]*\)'`
-        postgresql_version_micro=`expr $POSTGRESQL_VERSION : 
'[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)'`
-        if test "x$postgresql_version_micro" = "x"; then
-            postgresql_version_micro="0"
-        fi
-
-        postgresql_version_number=`expr $postgresql_version_major \* 1000000 \
-                                   \+ $postgresql_version_minor \* 1000 \
-                                   \+ $postgresql_version_micro`
-
-        postgresql_version_check=`expr $postgresql_version_number \>\= 
$postgresql_version_req_number`
-        if test "$postgresql_version_check" = "1"; then
-            AC_MSG_RESULT([yes])
-        else
-            AC_MSG_RESULT([no])
-        fi
-    fi
+    POSTGRESQL_VERSION=""
+
+    dnl
+    dnl Check PostgreSQL libraries (libpq)
+    dnl
+    AS_IF([test X"$want_postgresql" = "Xyes"],[
+      _AX_LIB_POSTGRESQL_PKG_CONFIG
+
+
+      AS_IF([test X"$found_postgresql" = "Xno"],
+           [_AX_LIB_POSTGRESQL_OLD])
+
+      AS_IF([test X"$found_postgresql" = Xyes],[
+         _AX_LIB_POSTGRESQL_OLD_CPPFLAGS="$CPPFLAGS"
+         CPPFLAGS="$CPPFLAGS $POSTGRESQL_CPPFLAGS"
+         _AX_LIB_POSTGRESQL_OLD_LDFLAGS="$LDFLAGS"
+         LDFLAGS="$LDFLAGS $POSTGRESQL_LDFLAGS"
+         _AX_LIB_POSTGRESQL_OLD_LIBS="$LIBS"
+         LIBS="$LIBS $POSTGRESQL_LIBS"
+         while true; do
+           dnl try to compile
+           AC_CHECK_HEADER([libpq-fe.h],[],[found_postgresql=no])
+           AS_IF([test "X$found_postgresql" = "Xno"],[break])
+           dnl try now to link
+           AC_CACHE_CHECK([for the PostgreSQL library linking is 
working],[ac_cv_postgresql_found],
+           [
+             AC_LINK_IFELSE([
+               AC_LANG_PROGRAM(
+                 [
+                  #include <libpq-fe.h>
+                 ],
+                 [[
+                   char conninfo[]="dbname = postgres";
+                   PGconn     *conn;
+                   conn = PQconnectdb(conninfo);
+                 ]]
+                )
+               ],[ac_cv_postgresql_found=yes],
+                 [ac_cv_postgresql_found=no])
+            ])
+           found_postgresql="$ac_cv_postgresql_found"
+           AS_IF([test "X$found_postgresql" = "Xno"],[break])
+           break
+       done
+       CPPFLAGS="$_AX_LIB_POSTGRESQL_OLD_CPPFLAGS"
+       LDFLAGS="$_AX_LIB_POSTGRESQL_OLD_LDFLAGS"
+       LIBS="$_AX_LIB_POSTGRESQL_OLD_LIBS"
+       ])
+
+
+      AS_IF([test "x$found_postgresql" = "xyes"],[
+               AC_DEFINE([HAVE_POSTGRESQL], [1],
+                         [Define to 1 if PostgreSQL libraries are available])])
+    ])
 
     AC_SUBST([POSTGRESQL_VERSION])
     AC_SUBST([POSTGRESQL_CPPFLAGS])
     AC_SUBST([POSTGRESQL_LDFLAGS])
+    AC_SUBST([POSTGRESQL_LIBS])
+
+    AS_IF([test "x$found_postgresql" = "xyes"],
+     [ifelse([$2], , :, [$2])],
+     [ifelse([$3], , AS_IF([test X"$want_postgresql" = 
"Xyes"],[AC_MSG_ERROR([Library requirements (PostgreSQL) not met.])],[:]), 
[$3])])
+
 ])

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