Add do_autogen.sh

It's handy when making builds with various different warning levels.
Also saves you from having to remember --prefix, etc. all the time.

Signed-off-by: Colin McCabe <colin.mccabe@dreamhost.com>

diff --git a/do_autogen.sh b/do_autogen.sh
new file mode 100755 (executable)
index 0000000..ba57bfd
--- /dev/null
+++ b/do_autogen.sh
@@ -0,0 +1,97 @@
+#!/bin/bash
+
+usage() {
+    cat <<EOF
+do_autogen.sh: make a ceph build by running autogen, etc.
+
+-h:                              this help message
+-3:                              build 32-bit
+-6:                              build 64-bit
+-d <level>                       debug build
+                                 level 0: no debug
+                                 level 1: -g
+                                 level 2: -Wall
+                                 level 3: -Wextra
+                                 level 4: even more...
+
+EOF
+}
+
+die() {
+    echo $@
+    exit 1
+}
+
+debug_level=0
+verbose=0
+CFLAGS=""
+CXXFLAGS=""
+while getopts  "36d:hv" flag
+do
+    case $flag in
+    3) CFLAGS="$CFLAGS -m32";;
+
+    6) CFLAGS="$CFLAGS -m64";;
+
+    d) debug_level=$OPTARG;;
+
+    h) usage
+        exit 0;;
+
+    v) verbose=1;;
+
+    *)
+        echo
+        usage
+        exit 1;;
+    esac
+done
+
+if [ "${debug_level}" -ge 1 ]; then
+    CFLAGS="${CFLAGS} -g"
+fi
+if [ "${debug_level}" -ge 2 ]; then
+    CFLAGS="${CFLAGS} -Wall -Wvolatile-register-var"
+fi
+if [ "${debug_level}" -ge 3 ]; then
+    CFLAGS="${CFLAGS} -Wextra \
+-Wno-missing-field-initializers -Wno-missing-declarations"
+fi
+if [ "${debug_level}" -ge 4 ]; then
+    CXXFLAGS="${CXXFLAGS} -Wstrict-null-sentinel -Woverloaded-virtual"
+    CFLAGS="${CFLAGS} \
+-Wuninitialized -Winit-self \
+-Wformat=2 -Wunused -Wfloat-equal \
+-Wundef -Wunsafe-loop-optimizations -Wpointer-arith -Wcast-qual \
+-Wcast-align -Wwrite-strings -Wlogical-op \
+-Wmissing-format-attribute -Wredundant-decls -Winvalid-pch"
+fi
+
+if [ "${debug_level}" -ge 5 ]; then
+    CFLAGS="${CFLAGS} -Wswitch-enum -Wpacked"
+fi
+if [ "${debug_level}" -ge 2000 ]; then
+    CFLAGS="${CFLAGS} -Wsign-promo -Wconversion -Waggregate-return -Wlong-long"
+    CXXFLAGS="${CXXFLAGS} -Wold-style-cast"
+fi
+
+# Warning about unused parameters just leads to a lot of pointless spew when
+# using C++. It doesn't interact well with class inheritance.
+CFLAGS="${CFLAGS} -Wno-unused-parameter"
+
+CXXFLAGS="${CXXFLAGS} ${CFLAGS}"
+
+if [ "${verbose}" -ge 1 ]; then
+    echo "CFLAGS=${CFLAGS}"
+    echo "CXXFLAGS=${CFLAGS}"
+fi
+
+export CFLAGS
+export CXXFLAGS
+
+./autogen.sh || die "autogen failed"
+
+./configure \
+--prefix=/usr --sbindir=/sbin --localstatedir=/var --sysconfdir=/etc \
+--with-gtk2=yes --with-debug \
+|| die "configure failed"