Allow pkg-config to be host selectable like the compiler.

Tjhanks to Heiko Becker <heirecka@exherbo.org>.

diff --git a/configure b/configure
index f11c797cdd8c7fcf5c6a34352a203b94a98bd71c..755e29cf4d6538e62963f2b5a81723b85755c04f 100755 (executable)
--- a/configure
+++ b/configure
@@ -57,6 +57,7 @@ for x do
        --with-ccopts|CFLAGS) CFLAGS=$var;;
        CC) CC=$var;;
        CPPFLAGS) CPPFLAGS=$var;;
+       PKG_CONFIG) PKG_CONFIG=$var;;
        --with-hook) HOOKSCRIPTS="$HOOKSCRIPTS${HOOKSCRIPTS:+ }$var";;
        --with-hooks|HOOKSCRIPTS) HOOKSCRIPTS=$var; HOOKSET=true;;
        --build) BUILD=$var;;
@@ -141,6 +142,7 @@ Some influential environment variables:
   CPPFLAGS    C/C++ preprocessor flags, e.g. -I<include dir> if you have
               headers in a nonstandard directory <include dir>
   CPP         C preprocessor
+  PKG_CONFIG  pkg-config executable
 
 Use these variables to override the choices made by \`configure' or to help
 it to find libraries and programs with nonstandard names/locations.
@@ -153,6 +155,7 @@ done
 
 : ${SED:=sed}
 : ${GREP:=grep}
+: ${PKG_CONFIG:=pkg-config}
 : ${WC:=wc}
 
 : ${FORK:=yes}
@@ -1204,9 +1207,9 @@ fi
 
 if [ "$DEV" != no -a "$UDEV" != no ]; then
        printf "Checking for libudev ... "
-       if type pkg-config >/dev/null 2>&1; then
-               LIBUDEV_CFLAGS=$(pkg-config --cflags libudev 2>&3)
-               LIBUDEV_LIBS=$(pkg-config --libs libudev 2>&3)
+       if type "$PKG_CONFIG" >/dev/null 2>&1; then
+               LIBUDEV_CFLAGS=$("$PKG_CONFIG" --cflags libudev 2>&3)
+               LIBUDEV_LIBS=$("$PKG_CONFIG" --libs libudev 2>&3)
        fi
 fi
 if [ "$DEV" != no -a "$UDEV" != no -a -n "$LIBUDEV_LIBS" ]; then