More clang-related work and configure updates.

configure

@@ -4804,11 +4804,14 @@ cat >>confdefs.h <<_ACEOF
 _ACEOF
 
 
+
+
 cat >>confdefs.h <<_ACEOF
-#define APP_BUILD_ISSUE "Ubuntu 20.04.6 LTS"
+#define APP_BUILD_ISSUE "GNU/Linux"
 _ACEOF
 
 
+
 $as_echo "#define CLIENT_NAME \"seq66\"" >>confdefs.h
 
 
@@ -16105,7 +16108,9 @@ seq66pixdir="${datadir}/pixmaps/seq66-${SEQ66_API_VERSION}"
 
 
 
-CFLAGS="${CFLAGS}"
+CFLAGS="${CFLAGS} -I/usr/local/include "
+CXXFLAGS="${CXXFLAGS} -I/usr/local/include "
+LDFLAGS="${LDFLAGS} -L/usr/local/lib "
 
 
 for ac_header in getopt.h string.h limits.h
@@ -19409,6 +19414,7 @@ percent.commands = @echo -n "\$(\$(@))\ "
 QMAKE_EXTRA_TARGETS += percent
 EOF
     $am_have_qt_qmexe $am_have_qt_pro -o $am_have_qt_makefile
+    echo "QT TEST Makefile = $am_have_qt_makefile"
 
     # Get Qt version from qmake
 

configure.ac

@@ -235,7 +235,9 @@ AC_SUBST(seq66pixdir)
 
 dnl 4. Get external flags, if any.
 
-CFLAGS="${CFLAGS}"
+CFLAGS="${CFLAGS} -I/usr/local/include "
+CXXFLAGS="${CXXFLAGS} -I/usr/local/include "
+LDFLAGS="${LDFLAGS} -L/usr/local/lib "
 
 dnl Check for header files.  Added more to support daemonization.
 dnl

include/config.h.in

@@ -1,6 +1,6 @@
 /* include/config.h.in.  Generated from configure.ac by autoheader.  */
 
-#define VERSION_DATE_SHORT "2023-12-29"
+#define VERSION_DATE_SHORT "2024-01-13"
 #define API_VERSION "0.99"
 #define VERSION "0.99.12"
 
@@ -9,7 +9,7 @@
 /* Seq66 API version */
 #undef API_VERSION
 
-/* "Distro of build" */
+/* "Operating system of build" */
 #undef APP_BUILD_ISSUE
 
 /* "OS/kernel where build was done" */

libseq66/include/seq66_platform_macros.h

@@ -29,7 +29,7 @@
  * \library       seq66 application
  * \author        Chris Ahlstrom
  * \date          2015-07-24
- * \updates       2023-12-18
+ * \updates       2024-01-13
  * \license       GNU GPLv2 or above
  *
  *  Copyright (C) 2013-2023 Chris Ahlstrom <[email protected]>
@@ -101,24 +101,25 @@
  */
 
 #undef SEQ66_MING_OR_WINDOWS
-#undef SEQ66_PLATFORM_WINDOWS
-#undef SEQ66_PLATFORM_LINUX
-#undef SEQ66_PLATFORM_FREEBSD
-#undef SEQ66_PLATFORM_MACOSX
-#undef SEQ66_PLATFORM_UNIX
 #undef SEQ66_PLATFORM_32_BIT
 #undef SEQ66_PLATFORM_64_BIT
+#undef SEQ66_PLATFORM_CLANG
+#undef SEQ66_PLATFORM_CPP_11
+#undef SEQ66_PLATFORM_CPP_14
+#undef SEQ66_PLATFORM_CPP_17
+#undef SEQ66_PLATFORM_CYGWIN
 #undef SEQ66_PLATFORM_DEBUG
-#undef SEQ66_PLATFORM_RELEASE
-#undef SEQ66_PLATFORM_MSVC
+#undef SEQ66_PLATFORM_FREEBSD
 #undef SEQ66_PLATFORM_GNU
-#undef SEQ66_PLATFORM_XSI
+#undef SEQ66_PLATFORM_LINUX
+#undef SEQ66_PLATFORM_MACOSX
 #undef SEQ66_PLATFORM_MINGW
-#undef SEQ66_PLATFORM_CYGWIN
+#undef SEQ66_PLATFORM_MSVC
 #undef SEQ66_PLATFORM_POSIX_API
-#undef SEQ66_PLATFORM_CPP_11
-#undef SEQ66_PLATFORM_CPP_14
-#undef SEQ66_PLATFORM_CPP_17
+#undef SEQ66_PLATFORM_RELEASE
+#undef SEQ66_PLATFORM_UNIX
+#undef SEQ66_PLATFORM_WINDOWS
+#undef SEQ66_PLATFORM_XSI
 
 /**
  *  Provides a "Windows" macro, in case the environment doesn't provide
@@ -277,12 +278,17 @@
  *  Provides macros that indicate if Microsoft C/C++ versus GNU are being
  *  used.  THe compiler being used normally provides test macros for itself.
  *
+ *      -  SEQ66_PLATFORM_CLANG (replaces clang)
  *      -  SEQ66_PLATFORM_MSVC (replaces _MSC_VER)
  *      -  SEQ66_PLATFORM_GNU (replaces __GNUC__)
  *      -  SEQ66_PLATFORM_MINGW (replaces __MINGW32__)
  *      -  SEQ66_PLATFORM_CYGWIN
  */
 
+#if defined __clang__
+#define SEQ66_PLATFORM_CLANG
+#endif
+
 #if defined _MSC_VER
 #define SEQ66_PLATFORM_MSVC
 #define SEQ66_PLATFORM_WINDOWS

libseq66/src/util/filefunctions.cpp

@@ -25,7 +25,7 @@
  * \library       seq66 application
  * \author        Chris Ahlstrom
  * \date          2015-11-20
- * \updates       2023-11-30
+ * \updates       2024-01-13
  * \version       $Revision$
  *
  *    We basically include only the functions we need for Seq66, not
@@ -1199,7 +1199,11 @@ make_directory (const std::string & pathname)
     {
         static struct stat st =
         {
-            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 /* and more for Linux! */
+#if defined SEQ66_PLATFORM_CLANG
+            0, 0, 0, 0, 0, 0, 0, 0, 0, { 0, 0 } /* Clang/FreeBSD        */
+#else
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0     /* and more for Linux!  */
+#endif
         };
         if (S_STAT(pathname.c_str(), &st) == -1)
         {

m4/ax_have_qt_clang.m4

@@ -59,6 +59,7 @@ percent.commands = @echo -n "\$(\$(@))\ "
 QMAKE_EXTRA_TARGETS += percent
 EOF
     $am_have_qt_qmexe $am_have_qt_pro -o $am_have_qt_makefile
+    echo "QT TEST Makefile = $am_have_qt_makefile"
 
     # Get Qt version from qmake
 

seq_portmidi/src/ptlinux.c

@@ -24,7 +24,7 @@
  * \library     seq66 application
  * \author      PortMIDI team; modifications by Chris Ahlstrom
  * \date        2017-08-21
- * \updates     2024-01-05
+ * \updates     2024-01-13
  * \license     GNU GPLv2 or above
  *
  * Implementation Notes (by Mark Nelson):
@@ -57,11 +57,25 @@
 #include <sys/types.h>
 #include <sys/time.h>
 #include <sys/resource.h>
-#include <sys/timeb.h>
 #include <pthread.h>
 
 #include "porttime.h"
 
+/*
+ * The ftime(2) system call structure -- deprecated. But since it is used
+ * only internally in the module to transfer parts of the time, we define
+ * a partial replacement here. The following from timeb are not needed:
+ *
+ *   short    timezone;         // minutes west of CUT
+ *   short    dstflag;          // DST == non-zero
+ */
+
+struct timeb_simple
+{
+    time_t time;                /* seconds since the Epoch          */
+    unsigned short millitm;     /* + milliseconds since the Epoch   */
+};
+
 /*
  * REDUNDANT
  */
@@ -70,7 +84,7 @@
 #define FALSE       0
 
 static int time_started_flag = FALSE;
-static struct timeb time_offset = { 0, 0, 0, 0 };
+static struct timeb_simple time_offset = { 0, 0 };
 static pthread_t pt_thread_pid;
 static int pt_thread_created = FALSE;
 
@@ -96,18 +110,10 @@ static int pt_callback_proc_id = 0;
 /**
  *  The ftime() function, which returns he current tim in seconds and
  *  milliseconds since the Epoch, is deprecated in favor or clock_gettime(2).
- *
- *      struct timeb time_offset =
- *      {
- *          0, // time
- *          0, // millitm
- *          0, // timezone
- *          0  // dstflag
- *      };
  */
 
 void
-Pt_ftime (struct timeb * tp)
+Pt_ftime (struct timeb_simple * tp)
 {
     struct timespec temptime;
     int rc = clock_gettime(CLOCK_REALTIME_COARSE, &temptime);
@@ -121,8 +127,6 @@ Pt_ftime (struct timeb * tp)
         tp->time = 0;
         tp->millitm = 0;
     }
-    tp->timezone = 0;
-    tp->dstflag = 0;
 }
 
 /**
@@ -217,7 +221,7 @@ PtTimestamp
 Pt_Time (void)
 {
     long seconds, milliseconds;
-    struct timeb now;
+    struct timeb_simple now;
     Pt_ftime(&now);                                     // ftime(&now);
     seconds = now.time - time_offset.time;
     milliseconds = now.millitm - time_offset.millitm;