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ax_prepend_flag

Synopsis

AX_PREPEND_FLAG(FLAG, [FLAGS-VARIABLE])

Description

FLAG is added to the front of the FLAGS-VARIABLE shell variable, with a space added in between.

If FLAGS-VARIABLE is not specified, the current language’s flags (e.g. CFLAGS) is used. FLAGS-VARIABLE is not changed if it already contains FLAG. If FLAGS-VARIABLE is unset in the shell, it is set to exactly FLAG.

NOTE: Implementation based on AX_APPEND_FLAG.

Source Code

Download the latest version of ax_prepend_flag.m4 or browse the macro’s revision history.

License

Copyright © 2008 Guido U. Draheim guidod@gmx.de
Copyright © 2011 Maarten Bosmans mkbosmans@gmail.com
Copyright © 2018 John Zaitseff J.Zaitseff@zap.org.au

Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved. This file is offered as-is, without any warranty.