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libobs: Fix crash when pixel or vertex shader are missing

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Checks that the token is not null while looping. Logs errors when pixel
or vertex shader are missing.
This commit is contained in:
Alex Anderson 2018-10-20 04:22:55 -07:00
parent 047e586eaf
commit fc97512f71
1 changed files with 11 additions and 4 deletions
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15
libobs/graphics/effect-parser.c
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@ -1556,6 +1556,9 @@ static void ep_makeshaderstring(struct effect_parser *ep,
dstr_init(&call_str);
if (!token)
return;
while (token->type != CFTOKEN_NONE && is_whitespace(*token->str.array))
token++;
@ -1755,13 +1758,17 @@ static bool ep_compile_pass(struct effect_parser *ep,
pass->section = EFFECT_PASS;
if (!ep_compile_pass_shader(ep, tech, pass, pass_in, idx,
GS_SHADER_VERTEX))
GS_SHADER_VERTEX)) {
success = false;
blog(LOG_ERROR, "Pass (%i) <%s> missing vertex shader!",
idx, pass->name ? pass->name : "");
}
if (!ep_compile_pass_shader(ep, tech, pass, pass_in, idx,
GS_SHADER_PIXEL))
GS_SHADER_PIXEL)) {
success = false;
blog(LOG_ERROR, "Pass (%i) <%s> missing pixel shader!",
idx, pass->name ? pass->name : "");
}
return success;
}