New configure option --disable-crypt.

Some Linux distributions are experimenting with a new, separately
maintained and hopefully more agile implementation of the crypt
API.  To facilitate this, add a configure option which disables
glibc's embedded libcrypt.  When this option is given, libcrypt.*
and crypt.h will not be built nor installed.

1 files changed, 7 insertions, 2 deletions

diff --git a/Makeconfig b/Makeconfig
index 1afe864..608ffe6 100644
--- a/Makeconfig
+++ b/Makeconfig
@@ -566,7 +566,7 @@ link-libc-printers-tests = $(link-libc-rpath) \
 			   $(link-libc-tests-after-rpath-link)
 
 # This is how to find at build-time things that will be installed there.
-rpath-dirs = math elf dlfcn nss nis rt resolv crypt mathvec support
+rpath-dirs = math elf dlfcn nss nis rt resolv mathvec support
 rpath-link = \
 $(common-objdir):$(subst $(empty) ,:,$(patsubst ../$(subdir),.,$(rpath-dirs:%=$(common-objpfx)%)))
 else  # build-static
@@ -1205,9 +1205,14 @@ all-subdirs = csu assert ctype locale intl catgets math setjmp signal	    \
 	      stdlib stdio-common libio malloc string wcsmbs time dirent    \
 	      grp pwd posix io termios resource misc socket sysvipc gmon    \
 	      gnulib iconv iconvdata wctype manual shadow gshadow po argp   \
-	      crypt localedata timezone rt conform debug mathvec support    \
+	      localedata timezone rt conform debug mathvec support	    \
 	      dlfcn elf
 
+ifeq ($(build-crypt),yes)
+all-subdirs += crypt
+rpath-dirs += crypt
+endif
+
 ifndef avoid-generated
 # sysd-sorted itself will contain rules making the sysd-sorted target
 # depend on Depend files.  But if you just added a Depend file to an