X-Git-Url: https://git.tokkee.org/?p=collectd.git;a=blobdiff_plain;f=build.sh;h=20854b13b7d88cf6aa90f5ce990fd07370fff56c;hp=ca41cad0d28dc311373a52b2769ef731bd889582;hb=31ee0e5282b59f89ac5c9bcaebb993450e45dba1;hpb=a68fbc307be87f0b24fa5c8e6d0bc2116672a158

diff --git a/build.sh b/build.sh
index ca41cad0..20854b13 100755
--- a/build.sh
+++ b/build.sh
@@ -1,11 +1,59 @@
 #! /bin/sh
 
+GLOBAL_ERROR_INDICATOR=0
+
+check_for_application ()
+{
+	for PROG in "$@"
+	do
+		which "$PROG" >/dev/null 2>&1
+		if test $? -ne 0; then
+			cat >&2 <<EOF
+WARNING: \`$PROG' not found!
+    Please make sure that \`$PROG' is installed and is in one of the
+    directories listed in the PATH environment variable.
+EOF
+			GLOBAL_ERROR_INDICATOR=1
+		fi
+	done
+}
+
+check_for_application lex yacc autoheader aclocal automake autoconf
+
+# Actually we don't need the pkg-config executable, but we need the M4 macros.
+# We check for `pkg-config' here and hope that M4 macros will then be
+# available, too.
+check_for_application pkg-config
+
+libtoolize=""
+libtoolize --version >/dev/null 2>/dev/null
+if test $? -eq 0
+then
+	libtoolize=libtoolize
+else
+	glibtoolize --version >/dev/null 2>/dev/null
+	if test $? -eq 0
+	then
+		libtoolize=glibtoolize
+	else
+		cat >&2 <<EOF
+WARNING: Neither \`libtoolize' nor \`glibtoolize' have been found!
+    Please make sure that one of them is installed and is in one of the
+    directories listed in the PATH environment variable.
+EOF
+		GLOBAL_ERROR_INDICATOR=1
+	fi
+ fi
+
+if test "$GLOBAL_ERROR_INDICATOR" != "0"
+then
+	exit 1
+fi
+
 set -x
 
-true \
-&& autoheader --force \
-&& aclocal --force \
-&& libtoolize --ltdl --force --copy \
+autoheader \
+&& aclocal \
+&& $libtoolize --ltdl --copy --force \
 && automake --add-missing --copy \
-&& autoconf --force
-
+&& autoconf