From 067f552837db21adfa226b5023d538288562778c Mon Sep 17 00:00:00 2001
From: audioprog <audioprog@mailbox.org>
Date: Wed, 13 Aug 2025 23:50:59 +0200
Subject: [PATCH] Jack_client_name added

---
 .gitignore         | 12 ++++++++++++
 src/butt.cpp       | 10 ++++++++++
 src/cfg.cpp        |  8 ++++++++
 src/cfg.h          |  3 +++
 src/port_audio.cpp | 13 +++++++++++++
 5 files changed, 46 insertions(+)
 create mode 100644 .gitignore

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d1e9438
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,12 @@
+**.o
+**/.deps
+src/FLTK/.dirstamp
+src/butt
+po/Makefile
+po/Makefile.in
+po/POTFILES
+src/Makefile
+stamp-h1
+Makefile
+config.status
+config.log
diff --git a/src/butt.cpp b/src/butt.cpp
index 23d7c74..a75d68f 100644
--- a/src/butt.cpp
+++ b/src/butt.cpp
@@ -437,7 +437,11 @@ int main(int argc, char *argv[])
 
     // Parse command line parameters
     DEBUG_LOG("Parsing command line parameters");
+#ifndef WIN32
+    while ((opt = getopt(argc, argv, ":vhc:AULxs:drtnqu:a:p:SM:m:O:o:j:")) != -1) {
+#else
     while ((opt = getopt(argc, argv, ":vhc:AULxs:drtnqu:a:p:SM:m:O:o:")) != -1) {
+#endif
         switch (opt) {
 #ifndef BUILD_CLIENT
         case 'A':
@@ -603,6 +607,12 @@ int main(int argc, char *argv[])
             printf(_("Option -%c requires an argument\n"), optopt);
             print_usage();
             return 1;
+#ifndef WIN32
+        case 'j':
+            jack_client_name = (char *)malloc((strlen(optarg) + 1) * sizeof(char));
+            strcpy(jack_client_name, optarg);
+            break;
+#endif 
         default:
             printf(_("Command line parsing failed\n"));
             print_usage();
diff --git a/src/cfg.cpp b/src/cfg.cpp
index 06bf27f..464d043 100644
--- a/src/cfg.cpp
+++ b/src/cfg.cpp
@@ -39,6 +39,9 @@ const char *lang_array_old[] = {"system", "de", "en", "fr", "pt_BR"};
 
 config_t cfg;
 char *cfg_path;
+#ifndef WIN32
+char *jack_client_name;
+#endif
 
 int cfg_write_file(char *path)
 {
@@ -49,6 +52,11 @@ int cfg_write_file(char *path)
     if (path == NULL) {
         path = cfg_path;
     }
+#ifndef WIN32
+    if (jack_client_name == NULL) {
+        jack_client_name = strdup("butt");
+    }
+#endif
 
     cfg_fd = fl_fopen(path, "wb");
     if (cfg_fd == NULL) {
diff --git a/src/cfg.h b/src/cfg.h
index 49fcff7..7d311bc 100644
--- a/src/cfg.h
+++ b/src/cfg.h
@@ -391,6 +391,9 @@ typedef struct {
 } config_t;
 
 extern char *cfg_path; // Path to config file
+#ifndef WIN32
+extern char *jack_client_name; // JACK client name
+#endif
 extern config_t cfg;   // Holds config parameters
 
 int cfg_write_file(char *path); // Writes current config_t struct to path or cfg_path if path is NULL
diff --git a/src/port_audio.cpp b/src/port_audio.cpp
index e7ccc60..39a6d15 100644
--- a/src/port_audio.cpp
+++ b/src/port_audio.cpp
@@ -24,6 +24,9 @@
 
 #ifdef WIN32
 #include <windows.h>
+#else
+#include <portaudio.h>
+#include <pa_jack.h>
 #endif
 
 #include "gettext.h"
@@ -126,6 +129,16 @@ int snd_init(void)
 {
     char info_buf[256];
 
+#ifndef WIN32
+    // JACK: Set client name before Pa_Initialize
+    if (jack_client_name && strlen(jack_client_name) > 0) {
+        PaJack_SetClientName(jack_client_name);
+    } else {
+        jack_client_name = strdup("butt");
+        PaJack_SetClientName(jack_client_name);
+    }
+#endif
+
     PaError p_err;
     if ((p_err = Pa_Initialize()) != paNoError) {
         snprintf(info_buf, sizeof(info_buf), _("PortAudio init failed:\n%s\n"), Pa_GetErrorText(p_err));