* Roger Leigh <roger@xxxxxxxxxxxxxxxxxxxxxx> [2003-12-30 17:04]: > Rafael Laboissiere <rafael@xxxxxxxxxx> writes: > > > Is there a way to get shell variables substituted in help strings of > > AC_ARG_WITH? > > No, because the help text is generated at autoconf-time (using m4 > diversions). Check where your help text ends up in the generated > configure, and you'll see why. Thanks for your reply. I have already noticed that in configure the help strings are output using: cat <<\_ACEOF Optional Features: [...] _ACEOF The problem is the backslash before _ACEOF. This comes from the code in general.m4, apparently. Is there any strong reason why the here-document delimiter is backslashed? -- Rafael