6219 |
@var{variable} is @code{AC_SUBST}'d. |
@var{variable} is @code{AC_SUBST}'d. |
6220 |
|
|
6221 |
@item |
@item |
6222 |
@var{variable} is kept in the cache including if it was not specified on |
The value of @var{variable} when @command{configure} was launched is |
6223 |
the @samp{./configure} command line. Indeed, while @command{configure} |
saved in the cache, including if it was not specified on the command |
6224 |
can notice the definition of @code{CC} in @samp{./configure |
line but via the environment. Indeed, while @command{configure} can |
6225 |
CC=bizarre-cc}, it is impossible to notice it in @samp{CC=bizarre-cc |
notice the definition of @code{CC} in @samp{./configure CC=bizarre-cc}, |
6226 |
./configure}, which, unfortunately, is what most users do. |
it is impossible to notice it in @samp{CC=bizarre-cc ./configure}, |
6227 |
|
which, unfortunately, is what most users do. |
6228 |
|
|
6229 |
|
We emphasize that it is the @emph{initial} value of @var{variable} which |
6230 |
|
is saved, not that found during the execution of @command{configure}. |
6231 |
|
Indeed, specifying @samp{./configure FOO=foo} and letting |
6232 |
|
@samp{./configure} guess that @code{FOO} is @code{foo} can be two very |
6233 |
|
different runs. |
6234 |
|
|
6235 |
@item |
@item |
6236 |
@var{variable} is checked for consistency between two |
@var{variable} is checked for consistency between two |