From 7c369b2fb39facf3f7fce0e0dc32443d91fc7141 Mon Sep 17 00:00:00 2001
From: Giovanni La Mura <giovanni.lamura@inaf.it>
Date: Thu, 5 Sep 2024 10:52:27 +0200
Subject: [PATCH] Add configure help instructions to customize MAGMA

---
 build/configure    | 3 ++-
 build/configure.ac | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/build/configure b/build/configure
index f4110fda..22808d5f 100755
--- a/build/configure
+++ b/build/configure
@@ -1499,7 +1499,8 @@ Optional Packages:
   --with-sysroot[=DIR]    Search for dependent libraries within DIR (or the
                           compiler's sysroot if not specified).
   --with-lapack           use LAPACK [default=auto]
-  --with-magma            use MAGMA [default=auto]
+  --with-magma[=MAGMA_DIR]
+                          use MAGMA [default=auto]
   --with-include          additional include folders [default=none]
   --with-fflags=flags     FORTRAN compiler flags [default="-std=legacy -O3"]
   --with-ldflags=flags    custom linker flags [default=none]
diff --git a/build/configure.ac b/build/configure.ac
index b49aa826..5b30c9aa 100644
--- a/build/configure.ac
+++ b/build/configure.ac
@@ -542,7 +542,7 @@ AC_ARG_WITH(
 
 AC_ARG_WITH(
   [magma],
-  [AS_HELP_STRING([--with-magma], [use MAGMA @<:@default=auto@:>@])],
+  [AS_HELP_STRING([--with-magma[[=MAGMA_DIR]]], [use MAGMA @<:@default=auto@:>@])],
   [
     if test "x$withval" = "xno"; then
       AC_SUBST([MAGMAFLAGS], [""])
-- 
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