#include "util/hash_table.h"
#include "util/mesa-sha1.h"
-#ifdef _MSC_VER
-#include <stdlib.h>
-#define PATH_MAX _MAX_PATH
-#endif
-
/**
* Return mask of GLSL_x flags by examining the MESA_GLSL env var.
*/
if (!read_env_var) {
path = getenv("MESA_SHADER_CAPTURE_PATH");
read_env_var = true;
- if (path &&
- strlen(path) > PATH_MAX - strlen("/fp-4294967295.shader_test")) {
- GET_CURRENT_CONTEXT(ctx);
- _mesa_warning(ctx, "MESA_SHADER_CAPTURE_PATH too long; ignoring "
- "request to capture shaders");
- path = NULL;
- }
}
return path;
*params = shProg->Validated;
return;
case GL_INFO_LOG_LENGTH:
- *params = shProg->InfoLog ? strlen(shProg->InfoLog) + 1 : 0;
+ *params = (shProg->InfoLog && shProg->InfoLog[0] != '\0') ?
+ strlen(shProg->InfoLog) + 1 : 0;
return;
case GL_ATTACHED_SHADERS:
*params = shProg->NumShaders;
*params = shader->CompileStatus;
break;
case GL_INFO_LOG_LENGTH:
- *params = shader->InfoLog ? strlen(shader->InfoLog) + 1 : 0;
+ *params = (shader->InfoLog && shader->InfoLog[0] != '\0') ?
+ strlen(shader->InfoLog) + 1 : 0;
break;
case GL_SHADER_SOURCE_LENGTH:
*params = shader->Source ? strlen((char *) shader->Source) + 1 : 0;
const char *capture_path = _mesa_get_shader_capture_path();
if (shProg->Name != 0 && shProg->Name != ~0 && capture_path != NULL) {
FILE *file;
- char filename[PATH_MAX];
-
- _mesa_snprintf(filename, sizeof(filename), "%s/%u.shader_test",
- capture_path, shProg->Name);
-
+ char *filename = ralloc_asprintf(NULL, "%s/%u.shader_test",
+ capture_path, shProg->Name);
file = fopen(filename, "w");
if (file) {
fprintf(file, "[require]\nGLSL%s >= %u.%02u\n",
} else {
_mesa_warning(ctx, "Failed to open %s", filename);
}
+
+ ralloc_free(filename);
}
if (shProg->LinkStatus == GL_FALSE &&
*
* <path>/<stage prefix>_<CHECKSUM>.glsl
*/
-static void
+static char *
construct_name(const gl_shader_stage stage, const char *source,
- const char *path, char *name, unsigned length)
+ const char *path)
{
char sha[64];
static const char *types[] = {
};
generate_sha1(source, sha);
- _mesa_snprintf(name, length, "%s/%s_%s.glsl", path, types[stage],
- sha);
+ return ralloc_asprintf(NULL, "%s/%s_%s.glsl", path, types[stage], sha);
}
/**
static void
dump_shader(const gl_shader_stage stage, const char *source)
{
- char name[PATH_MAX];
static bool path_exists = true;
char *dump_path;
FILE *f;
return;
}
- construct_name(stage, source, dump_path, name, PATH_MAX);
+ char *name = construct_name(stage, source, dump_path);
f = fopen(name, "w");
if (f) {
_mesa_warning(ctx, "could not open %s for dumping shader (%s)", name,
strerror(errno));
}
+ ralloc_free(name);
}
/**
static GLcharARB *
read_shader(const gl_shader_stage stage, const char *source)
{
- char name[PATH_MAX];
char *read_path;
static bool path_exists = true;
int len, shader_size = 0;
return NULL;
}
- construct_name(stage, source, read_path, name, PATH_MAX);
-
+ char *name = construct_name(stage, source, read_path);
f = fopen(name, "r");
+ ralloc_free(name);
if (!f)
return NULL;