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Diffstat (limited to 'mcon/U/d_csh.U')
-rw-r--r-- | mcon/U/d_csh.U | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/mcon/U/d_csh.U b/mcon/U/d_csh.U new file mode 100644 index 0000000..87ea392 --- /dev/null +++ b/mcon/U/d_csh.U @@ -0,0 +1,62 @@ +?RCS: $Id: d_csh.U 167 2013-05-08 17:58:00Z rmanfredi $ +?RCS: +?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi +?RCS: +?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: +?RCS: $Log: d_csh.U,v $ +?RCS: Revision 3.0.1.1 1997/02/28 15:32:18 ram +?RCS: patch61: added full_csh to preserve the full path even when portable +?RCS: +?RCS: Revision 3.0 1993/08/18 12:05:53 ram +?RCS: Baseline for dist 3.0 netwide release. +?RCS: +?MAKE:d_csh full_csh: csh Setvar +?MAKE: -pick add $@ %< +?S:d_csh: +?S: This variable conditionally defines the CSH symbol, which +?S: indicates to the C program that the C-shell exists. +?S:. +?S:full_csh: +?S: This variable contains the full pathname to 'csh', whether or +?S: not the user has specified 'portability'. This is only used +?S: in the compiled C program, and we assume that all systems which +?S: can share this executable will have the same full pathname to +?S: 'csh.' +?S:. +?C:HAS_CSH: +?C: This symbol, if defined, indicates that the C-shell exists. +?C:. +?C:CSH: +?C: This symbol, if defined, contains the full pathname of csh. +?C:. +?X: Previously, I just did $d_csh CSH "$full_csh", but that caused +?X: problems on VMS where the config.sh extraction program changes +?X: $undef to a real cpp undef, and they then had #undef CSH "" +?X: which the compiler didn't like. It's easy to work around this, +?X: so I did. --AD 3/1998. +?X: And we don't want to define CSH if !HAS_CSH, but we don't want +?X: those lines in config.h if they don't need CSH, so protect with ?CSH +?X: and not ?%<. --RAM, 15/02/2004 +?H:?%<:#$d_csh HAS_CSH /**/ +?H:?CSH:#ifdef HAS_CSH +?H:?CSH:#define CSH "$full_csh" /**/ +?H:?CSH:#endif +?H:. +?LINT:set d_csh +: get csh whereabouts +case "$csh" in +'csh') val="$undef" ;; +*) val="$define" ;; +esac +set d_csh +eval $setvar +: Respect a hint or command line value for full_csh. +case "$full_csh" in +'') full_csh=$csh ;; +esac + |