[bug#64352] [PATCH] gnu: fluxbox: Fix build.

[Danny Milosavljevic]

* gnu/packages/patches/fluxbox-1.3.7-gcc.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/wm.scm (fluxbox)[source](patches): Add it.
---
 gnu/local.mk                                 |  1 +
 gnu/packages/patches/fluxbox-1.3.7-gcc.patch | 16 ++++++++++++++++
 gnu/packages/wm.scm                          |  3 ++-
 3 files changed, 19 insertions(+), 1 deletion(-)
 create mode 100644 gnu/packages/patches/fluxbox-1.3.7-gcc.patch

diff --git a/gnu/local.mk b/gnu/local.mk
index 2b3df5d75a..478a7cb954 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1144,6 +1144,7 @@ dist_patch_DATA =                                         
\
   %D%/packages/patches/flatpak-fix-path.patch                  \
   %D%/packages/patches/flatpak-unset-gdk-pixbuf-for-sandbox.patch      \
   %D%/packages/patches/fluxbox-1.3.7-no-dynamic-cursor.patch   \
+  %D%/packages/patches/fluxbox-1.3.7-gcc.patch                 \
   %D%/packages/patches/fontconfig-cache-ignore-mtime.patch     \
   %D%/packages/patches/foobillard++-pkg-config.patch           \
   %D%/packages/patches/foomatic-filters-CVE-2015-8327.patch    \
diff --git a/gnu/packages/patches/fluxbox-1.3.7-gcc.patch 
b/gnu/packages/patches/fluxbox-1.3.7-gcc.patch
new file mode 100644
index 0000000000..0c805251ac
--- /dev/null
+++ b/gnu/packages/patches/fluxbox-1.3.7-gcc.patch
@@ -0,0 +1,16 @@
+Author: Danny Milosavljevic <dannym@scratchpost.org>
+Date: 2023-06-12
+License: expat
+
+diff -ur orig/fluxbox-1.3.7/util/fluxbox-remote.cc 
fluxbox-1.3.7/util/fluxbox-remote.cc
+--- orig/fluxbox-1.3.7/util/fluxbox-remote.cc  1970-01-01 01:00:01.000000000 
+0100
++++ fluxbox-1.3.7/util/fluxbox-remote.cc       2023-05-01 01:11:52.225547895 
+0200
+@@ -73,7 +73,7 @@
+     if (strcmp(cmd, "result") == 0) {
+         XTextProperty text_prop;
+         if (XGetTextProperty(disp, root, &text_prop, atom_result) != 0
+-            && text_prop.value > 0
++            && text_prop.value != NULL
+             && text_prop.nitems > 0) {
+ 
+             printf("%s", text_prop.value);
diff --git a/gnu/packages/wm.scm b/gnu/packages/wm.scm
index c380abc0e8..f5bbf40fcd 100644
--- a/gnu/packages/wm.scm
+++ b/gnu/packages/wm.scm
@@ -1033,7 +1033,8 @@ (define-public fluxbox
                (base32
                 "1h1f70y40qd225dqx937vzb4k2cz219agm1zvnjxakn5jkz7b37w"))
               (patches
-               (search-patches "fluxbox-1.3.7-no-dynamic-cursor.patch"))))
+               (search-patches "fluxbox-1.3.7-no-dynamic-cursor.patch"
+                               "fluxbox-1.3.7-gcc.patch"))))
     (build-system gnu-build-system)
     (arguments
      `(#:make-flags '("CPPFLAGS=-U__TIME__") ;ugly, but for reproducibility
-- 
2.39.2