first commit

third_party/portaudio/update_gitrevision.sh

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+#!/bin/bash
+#
+# Write the Git commit SHA to an include file.
+# This should be run before compiling code on Linux or Macintosh.
+#
+revision_filename=src/common/pa_gitrevision.h
+
+# Run git first to make sure it is installed before corrupting the
+# include file.
+git rev-parse HEAD
+
+# Update the include file with the current Git revision.
+echo -n "#define PA_GIT_REVISION " > ${revision_filename}
+git rev-parse HEAD >> ${revision_filename}
+
+echo ${revision_filename} now contains
+cat ${revision_filename}