Mesa (master): gbm: fail symbol check if lib is missing

[Eric Engeström]

Module: Mesa
Branch: master
Commit: d830351bfa454a560aa0566a9d22aff910bcf456
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=d830351bfa454a560aa0566a9d22aff910bcf456

Author: Eric Engestrom <eric.engestrom at imgtec.com>
Date:   Mon Oct 30 15:27:25 2017 +0000

gbm: fail symbol check if lib is missing

Signed-off-by: Eric Engestrom <eric.engestrom at imgtec.com>
Reviewed-by: Dylan Baker <dylan at pnwbakers.com>
Reviewed-by: Emil Velikov <emil.velikov at collabora.com>

---

 src/gbm/gbm-symbols-check | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/gbm/gbm-symbols-check b/src/gbm/gbm-symbols-check
index 2444131e99..cf57a08d57 100755
--- a/src/gbm/gbm-symbols-check
+++ b/src/gbm/gbm-symbols-check
@@ -1,6 +1,15 @@
 #!/bin/sh
+set -eu
 
-FUNCS=$(nm -D --defined-only ${1-.libs/libgbm.so} | grep -o "T .*" | cut -c 3- | while read func; do
+LIB=${1-.libs/libgbm.so}
+
+if ! [ -f "$LIB" ]
+then
+  exit 1
+fi
+
+
+FUNCS=$(nm -D --defined-only $LIB | grep -o "T .*" | cut -c 3- | while read func; do
 ( grep -q "^$func$" || echo $func )  <<EOF
 gbm_device_get_fd
 gbm_device_get_backend_name