From abcff5b7f125a9e0d203025207fae07e58c40d8f Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Sun, 7 Jun 2020 12:38:24 +0200
Subject: Cleanup: Fix uninitialised variables

---
 examples/pugl_shader_demo.c |  2 +-
 examples/shader_utils.h     |  8 ++++----
 pugl/detail/x11.c           | 10 +++++-----
 3 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/examples/pugl_shader_demo.c b/examples/pugl_shader_demo.c
index 7c0df6a..15e1943 100644
--- a/examples/pugl_shader_demo.c
+++ b/examples/pugl_shader_demo.c
@@ -306,7 +306,7 @@ setupGl(PuglTestApp* app)
 	                                                   "UniformBufferObject");
 
 	// Generate/bind a uniform buffer for setting rectangle properties
-	GLuint uboHandle;
+	GLuint uboHandle = 0;
 	glGenBuffers(1, &uboHandle);
 	glBindBuffer(GL_UNIFORM_BUFFER, uboHandle);
 	glBindBufferBase(GL_UNIFORM_BUFFER, globalsIndex, uboHandle);
diff --git a/examples/shader_utils.h b/examples/shader_utils.h
index 9cfc850..10a7ace 100644
--- a/examples/shader_utils.h
+++ b/examples/shader_utils.h
@@ -36,10 +36,10 @@ compileShader(const char* header, const char* source, const GLenum type)
 	glShaderSource(shader, 2, sources, lengths);
 	glCompileShader(shader);
 
-	int status;
+	int status = 0;
 	glGetShaderiv(shader, GL_COMPILE_STATUS, &status);
 	if (status == GL_FALSE) {
-		GLint length;
+		GLint length = 0;
 		glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &length);
 
 		char* log = (char*)calloc(1, (size_t)length);
@@ -83,10 +83,10 @@ compileProgram(const char* headerSource,
 	glAttachShader(program.program, program.fragmentShader);
 	glLinkProgram(program.program);
 
-	GLint status;
+	GLint status = 0;
 	glGetProgramiv(program.program, GL_LINK_STATUS, &status);
 	if (status == GL_FALSE) {
-		GLint length;
+		GLint length = 0;
 		glGetProgramiv(program.program, GL_INFO_LOG_LENGTH, &length);
 
 		char* log = (char*)calloc(1, (size_t)length);
diff --git a/pugl/detail/x11.c b/pugl/detail/x11.c
index 6a580ce..987f55f 100644
--- a/pugl/detail/x11.c
+++ b/pugl/detail/x11.c
@@ -75,11 +75,11 @@ static bool
 puglInitXSync(PuglWorldInternals* impl)
 {
 #ifdef HAVE_XSYNC
-	int                 syncMajor;
-	int                 syncMinor;
-	int                 errorBase;
-	XSyncSystemCounter* counters;
-	int                 numCounters;
+	int                 syncMajor   = 0;
+	int                 syncMinor   = 0;
+	int                 errorBase   = 0;
+	XSyncSystemCounter* counters    = NULL;
+	int                 numCounters = 0;
 
 	if (XSyncQueryExtension(impl->display, &impl->syncEventBase, &errorBase) &&
 	    XSyncInitialize(impl->display, &syncMajor, &syncMinor) &&
-- 
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