- fork pkgconfig dependencies finder script

1 files changed, 47 insertions, 0 deletions

diff --git a/pkgconfigdeps.sh b/pkgconfigdeps.sh
new file mode 100755
index 0000000..dc93c80
--- /dev/null
+++ b/pkgconfigdeps.sh
@@ -0,0 +1,47 @@
+#!/bin/bash
+
+pkgconfig=/usr/bin/pkg-config
+test -x $pkgconfig || {
+    cat > /dev/null
+    exit 0
+}
+
+[ $# -ge 1 ] || {
+    cat > /dev/null
+    exit 0
+}
+
+case $1 in
+-P|--provides)
+    while read filename ; do
+    case "${filename}" in
+    *.pc)
+	# Assume that this file doesn't contain useful information.
+	needs_pkgconfig=false
+	# Query the dependencies of the package.
+	$pkgconfig --print-provides "$filename" 2> /dev/null | while read n r v ; do
+	    # We have a dependency.  Make a note that we need the pkgconfig
+	    # tool for this package.
+	    echo "pkgconfig($n)" "$r" "$v"
+	    needs_pkgconfig=true
+	done
+	# The dependency on the pkgconfig package itself.
+	if $needs_pkgconfig ; then
+	    echo pkgconfig
+	fi
+	;;
+    esac
+    done
+    ;;
+-R|--requires)
+    while read filename ; do
+    case "${filename}" in
+    *.pc)
+	$pkgconfig --print-requires "$filename" 2> /dev/null | while read n r v ; do
+	    echo "pkgconfig($n)" "$r" "$v"
+	done
+    esac
+    done
+    ;;
+esac
+exit 0