Check for missing OpenGL by inspecting $gl_no rather than GL_LIBS, which could theoretically be empty
Originally committed to SVN as r6068.
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1 changed files with 4 additions and 2 deletions
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@ -350,9 +350,11 @@ AC_CHECK_SIZEOF([time_t])
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## OpenGL
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#########
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AX_CHECK_GL
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if test -z "$GL_LIBS"; then
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AC_MSG_FAILURE([aegisub requires GL support.])
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if test "$no_gl" = "yes"; then
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AC_MSG_FAILURE([Aegisub requires GL support.])
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fi
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AC_SUBST(GL_CFLAGS)
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AC_SUBST(GL_LIBS)
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