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2a7bce324b
darwin prefixes C symbols with an underscore character Signed-off-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com>
56 lines
1.2 KiB
Bash
Executable file
56 lines
1.2 KiB
Bash
Executable file
#!/bin/sh
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set -eu
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RET=0
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LIB=${WAYLAND_EGL_LIB}
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if ! test -f "$LIB"; then
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echo "Test binary \"$LIB\" does not exist"
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exit 99
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fi
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if ! test -n "$NM"; then
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echo "nm environment variable not set"
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exit 99
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fi
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# Assuming any system with SystemVersion.plist is a darwin-derivative and prefixes C symbols with _
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if [ -f "/System/Library/CoreServices/SystemVersion.plist" ] ; then
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AVAIL_FUNCS="$($NM $LIB | awk '{print $3}' | sed 's:^_::')"
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else
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AVAIL_FUNCS="$($NM -D --format=bsd --defined-only $LIB | awk '{print $3}')"
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fi
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# Official ABI, taken from the header.
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REQ_FUNCS="wl_egl_window_resize
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wl_egl_window_create
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wl_egl_window_destroy
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wl_egl_window_get_attached_size
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"
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NEW_ABI=$(echo "$AVAIL_FUNCS" | while read func; do
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echo "$func" | grep -q "^_" && continue
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echo "$REQ_FUNCS" | grep -q "^$func$" && continue
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echo $func
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done)
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if test -n "$NEW_ABI"; then
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echo "New ABI detected - If intentional, update the test."
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echo "$NEW_ABI"
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RET=1
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fi
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REMOVED_ABI=$(echo "$REQ_FUNCS" | while read func; do
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echo "$AVAIL_FUNCS" | grep -q "^$func$" && continue
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echo $func
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done)
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if test -n "$REMOVED_ABI"; then
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echo "ABI break detected - Required symbol(s) no longer exported!"
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echo "$REMOVED_ABI"
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RET=1
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fi
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exit $RET
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