bsd-user: add option to enable plugins

Nothing prevent plugins to be enabled on this platform for user
binaries, only the option in the driver is missing.

Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20250331234228.3475706-1-pierrick.bouvier@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>

diff --git a/bsd-user/main.c b/bsd-user/main.c
index 603fc80ba71d8031af91b68d28be644d53007d8f..7c0a059c3ba6fd35ff98349807963cad10e93670 100644 (file)
--- a/bsd-user/main.c
+++ b/bsd-user/main.c
@@ -175,6 +175,9 @@ static void usage(void)
            "-strace           log system calls\n"
            "-trace            [[enable=]<pattern>][,events=<file>][,file=<file>]\n"
            "                  specify tracing options\n"
+#ifdef CONFIG_PLUGIN
+           "-plugin           [file=]<file>[,<argname>=<argvalue>]\n"
+#endif
            "\n"
            "Environment variables:\n"
            "QEMU_STRACE       Print system calls and arguments similar to the\n"
@@ -225,6 +228,8 @@ static void init_task_state(TaskState *ts)
     };
 }
 
+static QemuPluginList plugins = QTAILQ_HEAD_INITIALIZER(plugins);
+
 void gemu_log(const char *fmt, ...)
 {
     va_list ap;
@@ -307,6 +312,7 @@ int main(int argc, char **argv)
     cpu_model = NULL;
 
     qemu_add_opts(&qemu_trace_opts);
+    qemu_plugin_add_opts();
 
     optind = 1;
     for (;;) {
@@ -399,6 +405,11 @@ int main(int argc, char **argv)
             do_strace = 1;
         } else if (!strcmp(r, "trace")) {
             trace_opt_parse(optarg);
+#ifdef CONFIG_PLUGIN
+        } else if (!strcmp(r, "plugin")) {
+            r = argv[optind++];
+            qemu_plugin_opt_parse(r, &plugins);
+#endif
         } else if (!strcmp(r, "0")) {
             argv0 = argv[optind++];
         } else {
@@ -433,6 +444,7 @@ int main(int argc, char **argv)
         exit(1);
     }
     trace_init_file();
+    qemu_plugin_load_list(&plugins, &error_fatal);
 
     /* Zero out regs */
     memset(regs, 0, sizeof(struct target_pt_regs));