tests/iio{read,write}dev: Fix unkillable process

Register the signal handlers before everything else. Otherwise, the signals might be sent to any thread that might be created by libiio, or its dependencies, making these programs only killable by a signal 9. Signed-off-by: Paul Cercueil <[email protected]>
analogdevicesinc · Apr 1, 2022 · 60de6b9 · 60de6b9
1 parent d03eb96
commit 60de6b9
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/tests/iio_readdev.c b/tests/iio_readdev.c
@@ -209,6 +209,8 @@ int main(int argc, char **argv)
 
 	argw = dup_argv(MY_NAME, argc, argv);
 
+	setup_sig_handler();
+
 	ctx = handle_common_opts(MY_NAME, argc, argw, MY_OPTS, options, options_descriptions);
 	opts = add_common_options(options);
 	if (!opts) {
@@ -314,8 +316,6 @@ int main(int argc, char **argv)
 		return EXIT_FAILURE;
 	}
 
-	setup_sig_handler();
-
 	dev = iio_context_find_device(ctx, argw[optind]);
 	if (!dev) {
 		fprintf(stderr, "Device %s not found\n", argw[optind]);

diff --git a/tests/iio_writedev.c b/tests/iio_writedev.c
@@ -220,6 +220,8 @@ int main(int argc, char **argv)
 
 	argw = dup_argv(MY_NAME, argc, argv);
 
+	setup_sig_handler();
+
 	ctx = handle_common_opts(MY_NAME, argc, argw, MY_OPTS, options, options_descriptions);
 	opts = add_common_options(options);
 	if (!opts) {
@@ -333,8 +335,6 @@ int main(int argc, char **argv)
 		return EXIT_FAILURE;
 	}
 
-	setup_sig_handler();
-
 	dev = iio_context_find_device(ctx, argw[optind]);
 	if (!dev) {
 		fprintf(stderr, "Device %s not found\n", argw[optind]);