diff options
| -rw-r--r-- | src/mesa/drivers/glslcompiler/glslcompiler.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/mesa/drivers/glslcompiler/glslcompiler.c b/src/mesa/drivers/glslcompiler/glslcompiler.c index 4211e69ff9..7259bf4c56 100644 --- a/src/mesa/drivers/glslcompiler/glslcompiler.c +++ b/src/mesa/drivers/glslcompiler/glslcompiler.c @@ -401,8 +401,12 @@ main(int argc, char *argv[]) if (v_shader || f_shader || g_shader) { if (Options.OutputFile) { + FILE *f; fclose(stdout); - /*stdout =*/ freopen(Options.OutputFile, "w", stdout); + /*stdout =*/ f = freopen(Options.OutputFile, "w", stdout); + if (!f) { + fprintf(stderr, "freopen error\n"); + } } if (stdout && v_shader) { PrintShaderInstructions(v_shader, stdout); |