When using PE vkd3d through Wine, debug output may be swallowed by writing to
Win32 stderr. Avoid this by providing a way to hook up vkd3d log output to Wine
output.
Signed-off-by: Zebediah Figura <zfigura(a)codeweavers.com>
---
include/private/vkd3d_debug.h | 1 +
include/vkd3d_shader.h | 15 ++++++++++++++
include/vkd3d_types.h | 4 ++++
libs/vkd3d-common/debug.c | 28 +++++++++++++++++++++++++--
libs/vkd3d-shader/vkd3d_shader.map | 1 +
libs/vkd3d-shader/vkd3d_shader_main.c | 5 +++++
6 files changed, 52 insertions(+), 2 deletions(-)
diff --git a/include/private/vkd3d_debug.h b/include/private/vkd3d_debug.h
index 8ab653aef..579c33d36 100644
--- a/include/private/vkd3d_debug.h
+++ b/include/private/vkd3d_debug.h
@@ -47,6 +47,7 @@ enum vkd3d_dbg_level
enum vkd3d_dbg_level vkd3d_dbg_get_level(void);
void vkd3d_dbg_printf(enum vkd3d_dbg_level level, const char *function, const char *fmt, ...) VKD3D_PRINTF_FUNC(3, 4);
+void vkd3d_dbg_set_log_callback(PFN_vkd3d_log callback);
const char *vkd3d_dbg_sprintf(const char *fmt, ...) VKD3D_PRINTF_FUNC(1, 2);
const char *vkd3d_dbg_vsprintf(const char *fmt, va_list args);
diff --git a/include/vkd3d_shader.h b/include/vkd3d_shader.h
index 05d235f9d..1e5a332ef 100644
--- a/include/vkd3d_shader.h
+++ b/include/vkd3d_shader.h
@@ -1806,6 +1806,18 @@ VKD3D_SHADER_API void vkd3d_shader_free_shader_signature(struct vkd3d_shader_sig
VKD3D_SHADER_API int vkd3d_shader_preprocess(const struct vkd3d_shader_compile_info *compile_info,
struct vkd3d_shader_code *out, char **messages);
+/**
+ * Set a callback to be called when vkd3d-shader outputs debug logging.
+ *
+ * If NULL, or if this function has not been called, libvkd3d-shader will print
+ * all enabled log output to stderr.
+ *
+ * \param callback Callback function to set.
+ *
+ * \since 1.4
+ */
+VKD3D_SHADER_API void vkd3d_shader_set_log_callback(PFN_vkd3d_log callback);
+
#endif /* VKD3D_SHADER_NO_PROTOTYPES */
/** Type of vkd3d_shader_get_version(). */
@@ -1859,6 +1871,9 @@ typedef void (*PFN_vkd3d_shader_free_shader_signature)(struct vkd3d_shader_signa
typedef void (*PFN_vkd3d_shader_preprocess)(struct vkd3d_shader_compile_info *compile_info,
struct vkd3d_shader_code *out, char **messages);
+/** Type of vkd3d_shader_set_log_callback(). \since 1.4 */
+typedef void (*PFN_vkd3d_shader_set_log_callback)(PFN_vkd3d_log callback);
+
#ifdef __cplusplus
}
#endif /* __cplusplus */
diff --git a/include/vkd3d_types.h b/include/vkd3d_types.h
index 7014f4c25..4a7aca236 100644
--- a/include/vkd3d_types.h
+++ b/include/vkd3d_types.h
@@ -19,6 +19,8 @@
#ifndef __VKD3D_TYPES_H
#define __VKD3D_TYPES_H
+#include <stdarg.h>
+
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
@@ -53,6 +55,8 @@ enum vkd3d_result
VKD3D_FORCE_32_BIT_ENUM(VKD3D_RESULT),
};
+typedef void (*PFN_vkd3d_log)(const char *format, va_list args);
+
#ifdef _WIN32
# define VKD3D_IMPORT __declspec(dllimport)
# define VKD3D_EXPORT __declspec(dllexport)
diff --git a/libs/vkd3d-common/debug.c b/libs/vkd3d-common/debug.c
index 4868f3fba..0b9e765ac 100644
--- a/libs/vkd3d-common/debug.c
+++ b/libs/vkd3d-common/debug.c
@@ -68,6 +68,25 @@ enum vkd3d_dbg_level vkd3d_dbg_get_level(void)
return level;
}
+static PFN_vkd3d_log log_callback;
+
+static void vkd3d_dbg_voutput(const char *fmt, va_list args)
+{
+ if (log_callback)
+ log_callback(fmt, args);
+ else
+ vfprintf(stderr, fmt, args);
+}
+
+static void vkd3d_dbg_output(const char *fmt, ...)
+{
+ va_list args;
+
+ va_start(args, fmt);
+ vkd3d_dbg_voutput(fmt, args);
+ va_end(args);
+}
+
void vkd3d_dbg_printf(enum vkd3d_dbg_level level, const char *function, const char *fmt, ...)
{
va_list args;
@@ -77,12 +96,17 @@ void vkd3d_dbg_printf(enum vkd3d_dbg_level level, const char *function, const ch
assert(level < ARRAY_SIZE(debug_level_names));
- fprintf(stderr, "%s:%s: ", debug_level_names[level], function);
+ vkd3d_dbg_output("%s:%s ", debug_level_names[level], function);
va_start(args, fmt);
- vfprintf(stderr, fmt, args);
+ vkd3d_dbg_voutput(fmt, args);
va_end(args);
}
+void vkd3d_dbg_set_log_callback(PFN_vkd3d_log callback)
+{
+ log_callback = callback;
+}
+
static char *get_buffer(void)
{
static char buffers[VKD3D_DEBUG_BUFFER_COUNT][VKD3D_DEBUG_BUFFER_SIZE];
diff --git a/libs/vkd3d-shader/vkd3d_shader.map b/libs/vkd3d-shader/vkd3d_shader.map
index 2e49fe248..cac96972a 100644
--- a/libs/vkd3d-shader/vkd3d_shader.map
+++ b/libs/vkd3d-shader/vkd3d_shader.map
@@ -17,6 +17,7 @@ global:
vkd3d_shader_preprocess;
vkd3d_shader_scan;
vkd3d_shader_serialize_root_signature;
+ vkd3d_shader_set_log_callback;
local: *;
};
diff --git a/libs/vkd3d-shader/vkd3d_shader_main.c b/libs/vkd3d-shader/vkd3d_shader_main.c
index 6fd32435a..7d0157fca 100644
--- a/libs/vkd3d-shader/vkd3d_shader_main.c
+++ b/libs/vkd3d-shader/vkd3d_shader_main.c
@@ -1550,3 +1550,8 @@ int vkd3d_shader_preprocess(const struct vkd3d_shader_compile_info *compile_info
vkd3d_shader_message_context_cleanup(&message_context);
return ret;
}
+
+void vkd3d_shader_set_log_callback(PFN_vkd3d_log callback)
+{
+ vkd3d_dbg_set_log_callback(callback);
+}
--
2.36.1