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Update configure script hints wrt precious env vars.

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* README: Don't suggest setting vars before running configure.
Instead, suggest specifying them on the configure command-line.

Signed-off-by: Thien-Thi Nguyen <ttn@gnuvola.org>
This commit is contained in:
Thien-Thi Nguyen 2010-01-09 10:07:48 +01:00 • committed by Andy Wingo
parent 6ea3048785
commit e744e076fa
1 changed files with 12 additions and 9 deletions
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21
README
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@ -50,16 +50,19 @@ names (where that is supported), makes it impossible to later move the
built executables and libraries to an installation location other than built executables and libraries to an installation location other than
the one that was specified at build time. the one that was specified at build time.
Another possible approach is to set CPPFLAGS and LDFLAGS before Another possible approach is to set CPPFLAGS and LDFLAGS on the
running configure, so that they include -I options for all the configure command-line, so that they include -I options for all the
non-standard places where you have installed header files and -L non-standard places where you have installed header files and -L
options for all the non-standard places where you have installed options for all the non-standard places where you have installed
libraries. This will allow configure and make to find those headers libraries. This will allow configure and make to find those headers
and libraries during the build. The locations found will not be and libraries during the build. E.g.:
hardcoded into the build executables and libraries, so with this
approach you will probably also need to set LD_LIBRARY_PATH ../configure [...] CPPFLAGS='-I/my/include' LDFLAGS='-L/my/lib'
correspondingly, to allow Guile to find the necessary libraries again
at runtime. The locations found will not be hardcoded into the build executables and
libraries, so with this approach you will probably also need to set
LD_LIBRARY_PATH correspondingly, to allow Guile to find the necessary
libraries again at runtime.
Required External Packages ================================================ Required External Packages ================================================
@ -93,8 +96,8 @@ Guile requires the following external packages:
Guile's ./configure script uses pkg-config to discover the correct Guile's ./configure script uses pkg-config to discover the correct
compile and link options for libgc. If you don't have pkg-config compile and link options for libgc. If you don't have pkg-config
installed, or you have a version of libgc that doesn't provide a installed, or you have a version of libgc that doesn't provide a
.pc file, you can work around this by setting some environment .pc file, you can work around this by setting some variables as
variables before running ./configure: part of the configure command-line:
- PKG_CONFIG=true - PKG_CONFIG=true