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Diffstat (limited to 'mcon/U/d_dlerror.U')
-rw-r--r-- | mcon/U/d_dlerror.U | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/mcon/U/d_dlerror.U b/mcon/U/d_dlerror.U new file mode 100644 index 0000000..8fdba0c --- /dev/null +++ b/mcon/U/d_dlerror.U @@ -0,0 +1,50 @@ +?RCS: $Id: d_dlerror.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: Original Author: Andy Dougherty <doughera@lafcol.lafayette.edu> +?RCS: +?RCS: $Log: d_dlerror.U,v $ +?RCS: Revision 3.0.1.2 1995/07/25 13:52:49 ram +?RCS: patch56: force compile-link test since symbol might lie in crt0.o (ADO) +?RCS: +?RCS: Revision 3.0.1.1 1994/10/29 16:11:23 ram +?RCS: patch36: created by ADO +?RCS: +?MAKE:d_dlerror: Trylink cat i_dlfcn +?MAKE: -pick add $@ %< +?S:d_dlerror: +?S: This variable conditionally defines the HAS_DLERROR symbol, which +?S: indicates to the C program that the dlerror() routine is available. +?S:. +?C:HAS_DLERROR : +?C: This symbol, if defined, indicates that the dlerror routine is +?C: available to return a string describing the last error that +?C: occurred from a call to dlopen(), dlclose() or dlsym(). +?C:. +?H:#$d_dlerror HAS_DLERROR /**/ +?H:. +?LINT:set d_dlerror +: see if dlerror exists +$cat >try.c <<EOC +#$i_dlfcn I_DLFCN +#ifdef I_DLFCN +#include <dlfcn.h> +#endif +int main(void) +{ + static char ret; + ret |= *dlerror(); + return ret ? 0 : 1; +} +EOC +cyn=dlerror +set d_dlerror '-ldl' +eval $trylink + |