mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-02 11:55:59 +01:00
d113e48a2a
eglext.h no longer inludes eglmesaext.h, include it within wlroots explicitly. Fixes #1862
103 lines
1.9 KiB
Bash
Executable file
103 lines
1.9 KiB
Bash
Executable file
#!/bin/sh
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# Generates a simple GL/EGL extension function loader.
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#
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# The input is a .txt file, with each function to load on its own line.
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# If a line starts with a -, it is optional, and will not cause the loader
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# to fail if it can't load the function. You'll need to check if that function
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# is NULL before using it.
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if [ $# -ne 2 ]; then
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exit 1
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fi
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SPEC=$1
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OUTDIR=$2
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BASE=$(basename "$SPEC" .txt)
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INCLUDE_GUARD=$(printf %s_%s_H "$OUTDIR" "$BASE" | tr -c [:alnum:] _ | tr [:lower:] [:upper:])
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DECL=""
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DEFN=""
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LOADER=""
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DECL_FMT='extern %s %s;'
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DEFN_FMT='%s %s;'
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LOADER_FMT='%s = (%s)eglGetProcAddress("%s");'
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CHECK_FMT='if (!%s) {
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wlr_log(WLR_ERROR, "Unable to load %s");
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return false;
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}'
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while read -r COMMAND; do
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OPTIONAL=0
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FUNC_PTR_FMT='PFN%sPROC'
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case $COMMAND in
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-*)
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OPTIONAL=1
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;;
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esac
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case $COMMAND in
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*WL)
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FUNC_PTR_FMT='PFN%s'
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;;
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esac
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COMMAND=${COMMAND#-}
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FUNC_PTR=$(printf "$FUNC_PTR_FMT" "$COMMAND" | tr [:lower:] [:upper:])
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DECL="$DECL$(printf "\n$DECL_FMT" "$FUNC_PTR" "$COMMAND")"
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DEFN="$DEFN$(printf "\n$DEFN_FMT" "$FUNC_PTR" "$COMMAND")"
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LOADER="$LOADER$(printf "\n$LOADER_FMT" "$COMMAND" "$FUNC_PTR" "$COMMAND")"
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if [ $OPTIONAL -eq 0 ]; then
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LOADER="$LOADER$(printf "\n$CHECK_FMT" "$COMMAND" "$COMMAND")"
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fi
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done < "$SPEC"
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cat > "$OUTDIR/$BASE.h" << EOF
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#ifndef $INCLUDE_GUARD
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#define $INCLUDE_GUARD
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#include <stdbool.h>
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#include <wlr/config.h>
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#if !WLR_HAS_X11_BACKEND && !WLR_HAS_XWAYLAND
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#ifndef MESA_EGL_NO_X11_HEADERS
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#define MESA_EGL_NO_X11_HEADERS
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#endif
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#ifndef EGL_NO_X11
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#define EGL_NO_X11
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#endif
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#endif
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <EGL/eglmesaext.h>
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#include <GLES2/gl2.h>
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#include <GLES2/gl2ext.h>
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bool load_$BASE(void);
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$DECL
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#endif
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EOF
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cat > "$OUTDIR/$BASE.c" << EOF
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#include <wlr/util/log.h>
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#include "$BASE.h"
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$DEFN
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bool load_$BASE(void) {
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static bool done = false;
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if (done) {
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return true;
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}
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$LOADER
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done = true;
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return true;
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}
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EOF
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