path: root/mcon/U/d_crypt.U
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authorManoj Srivastava <>2008-05-30 12:42:47 -0700
committerManoj Srivastava <>2008-05-30 12:42:47 -0700
commitceb3507a8fca872770b3dcd7e5c5b36179ab95b0 (patch)
treeb46b4e25cfff5f4c13a330b8428ceed343e3796c /mcon/U/d_crypt.U
Import dist_3.5-236.orig.tar.gz
[dgit import orig dist_3.5-236.orig.tar.gz]
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+?RCS: $Id$
+?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS: $Log: d_crypt.U,v $
+?RCS: Revision 1997/02/28 15:31:47 ram
+?RCS: patch61: replaced .a with $_a all over the place
+?RCS: Revision 3.0 1993/08/18 12:05:52 ram
+?RCS: Baseline for dist 3.0 netwide release.
+?MAKE:d_crypt cryptlib: Loc test xlibpth libpth Setvar _a Trylink cat i_unistd
+?MAKE: -pick add $@ %<
+?S: This variable conditionally defines the CRYPT symbol, which
+?S: indicates to the C program that the crypt() routine is available
+?S: to encrypt passwords and the like.
+?S: This variable holds -lcrypt or the path to a libcrypt.a archive if
+?S: the crypt() function is not defined in the standard C library. It is
+?S: up to the Makefile to use this.
+?C: This symbol, if defined, indicates that the crypt routine is available
+?C: to encrypt passwords and the like.
+?H:#$d_crypt HAS_CRYPT /**/
+?LINT:set d_crypt
+: see if crypt exists
+$cat >try.c <<EOC
+#$i_unistd I_UNISTD
+#ifdef I_UNISTD
+#include <unistd.h>
+int main(void)
+ static char ret;
+ ret |= *crypt("key", "salt");
+ return ret ? 0 : 1;
+set d_crypt -lcrypt
+eval $trylink
+case "$d_crypt" in
+$define) cryptlib='';;
+ cryptlib=`./loc Slibcrypt$_a "" $xlibpth`
+ if $test -z "$cryptlib"; then
+ cryptlib=`./loc Mlibcrypt$_a "" $xlibpth`
+ else
+ cryptlib=-lcrypt
+ fi
+ if $test -z "$cryptlib"; then
+ cryptlib=`./loc Llibcrypt$_a "" $xlibpth`
+ else
+ cryptlib=-lcrypt
+ fi
+ if $test -z "$cryptlib"; then
+ cryptlib=`./loc libcrypt$_a "" $libpth`
+ else
+ cryptlib=-lcrypt
+ fi
+ if $test -z "$cryptlib"; then
+ echo 'crypt() NOT found.' >&4
+ val="$undef"
+ else
+ val="$define"
+ fi