find_deps.sh: add new script to locate packages that depend on any given pkg.

for instance to check for pkgs that need libjpeg in core-testing
cd /data/LinHES-PKGBUILD/abs/core-testing

find_deps.sh libjpeg

./libmng (depends)
./jasper (depends)
./libwmf (depends)
./pil (depends)
./fbsplash (depends)
./qt3 (depends)
./fltk (depends)
./perl_modules/perl-tk (depends)
./libtiff (depends)
./directfb (depends)
./php (makedepends)
./php (makedepends)
./mjpegtools (depends)

1 files changed, 38 insertions, 0 deletions

diff --git a/build_tools/bin/find_deps.sh b/build_tools/bin/find_deps.sh
new file mode 100755
index 0000000..914088c
--- /dev/null
+++ b/build_tools/bin/find_deps.sh
@@ -0,0 +1,38 @@
+#!/bin/bash
+if [ "$1" = "" ]; then
+    echo "usage: finddeps <depname>"
+    echo ""
+    echo "Find packages that depend on a given depname."
+    echo "Run this script from the top-level directory of your ABS tree."
+    echo ""
+    exit 0
+fi
+
+match=$1
+tld=$(pwd)
+
+#for d in $(find . -type d ); do
+for d in $(find . -type d  ! -path "*/pkg/*" ! -path "*/src/*"); do
+    cd ${d}
+    if [ -f PKGBUILD ]; then
+        unset pkgname depends makedepends
+        . PKGBUILD
+        for dep in "${depends[@]}"; do
+            # lose the version comaparator, if any
+            depname=${dep%%[<>=]*}
+            if [ "$depname" = "$match" ]; then
+                echo "$d (depends)"
+            fi
+        done
+        for dep in "${makedepends[@]}"; do
+            # lose the version comaparator, if any
+            depname=${dep%%[<>=]*}
+            if [ "$depname" = "$match" ]; then
+                echo "$d (makedepends)"
+            fi
+        done
+    fi
+    cd $tld
+done
+
+# vim:ft=sh:ts=4:sw=4:et: