Disable AX_PTHREAD for MingW/MSYS builds.

Signed-off-by: Toni Uhlig <[email protected]>

.github/workflows/build.yml

@@ -258,7 +258,7 @@ jobs:
         with:
           msystem: MINGW64
           update: true
-          install: git mingw-w64-x86_64-toolchain automake1.16 automake-wrapper autoconf libtool make mingw-w64-x86_64-json-c mingw-w64-x86_64-crt-git mingw-w64-x86_64-pcre mingw-w64-x86_64-libpcap
+          install: git mingw-w64-x86_64-toolchain mingw-w64-x86_64-winpthreads-git automake1.16 automake-wrapper autoconf libtool make mingw-w64-x86_64-json-c mingw-w64-x86_64-crt-git mingw-w64-x86_64-pcre mingw-w64-x86_64-libpcap
       - name: Setup Windows msys2 prerequisites (libgcrypt)
         if: startsWith(matrix.os, 'windows') && startsWith(matrix.gcrypt, '--with-local-libgcrypt')
         run: |

configure.ac

@@ -178,11 +178,14 @@ if ! test "${with_only_libndpi+set}" = set; then :
         JSONC_LIBS=""
         JSONC_CFLAGS=""
     ])
-    AX_PTHREAD([],[
-        AC_MSG_WARN([POSIX Threads not available. Building library only.])
-        JSONC_LIBS=""
-        JSONC_CFLAGS=""
-        EXTRA_TARGETS=""
+    dnl> AX_PTHREAD test does not work along with MingW/MSYS anymore
+    AS_IF([test "$BUILD_MINGW" != "1"],[
+        AX_PTHREAD([],[
+            AC_MSG_WARN([POSIX Threads not available. Building library only.])
+            JSONC_LIBS=""
+            JSONC_CFLAGS=""
+            EXTRA_TARGETS=""
+        ])
     ])
 fi
 AM_CONDITIONAL([BUILD_UNITTESTS], [test "x$build_unittests" = "xyes"])