build/unix/print-failed-commands.sh

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/build/unix/print-failed-commands.sh	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,25 @@
     1.4 +#!/bin/sh
     1.5 +# This Source Code Form is subject to the terms of the Mozilla Public
     1.6 +# License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 +# file, You can obtain one at http://mozilla.org/MPL/2.0/.
     1.8 +
     1.9 +#
    1.10 +# Usage from makefile:
    1.11 +#   ELOG = . $(topdir)/build/autoconf/print-failed-commands.sh
    1.12 +#   $(ELOG) $(CC) $CFLAGS -o $@ $<
    1.13 +#
    1.14 +# This shell script is used by the build system to print out commands that fail
    1.15 +# to execute properly.  It is designed to make the "make -s" command more
    1.16 +# useful.
    1.17 +#
    1.18 +# Note that in the example we are sourcing rather than execing the script.
    1.19 +# Since make already started a shell for us, we might as well use it rather
    1.20 +# than starting a new one.
    1.21 +
    1.22 +( exec "$@" ) || {
    1.23 +    echo
    1.24 +    echo "In the directory " `pwd`
    1.25 +    echo "The following command failed to execute properly:"
    1.26 +    echo "$@"
    1.27 +    exit 1;
    1.28 +}

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