Karl Berry asked:
> Is supporting compilation with C++ of interest? (I'm not arguing for
> it, just reporting it, since Nelson went to the trouble of trying it.)
Yes, it is of interest in general. Some GNU projects use C++ in addition to
C for purposes that a C compiler cannot fulfill (such as tracing assignments
of all objects of a given type) or to workaround limitations on Woe32
platforms.
> Configure environment: CC=pgCC CXX=pgCC FC=pgf77 F77=pgf77
> LDFLAGS="-L/usr/local/lib64 -R/usr/local/lib64"
>
> pgCC -DHAVE_CONFIG_H -I. -I../.. -I../../intl -g -c xalloc-die.c
> "gettext.h", line 172: error: expression must have a constant value
> char msg_ctxt_id[msgctxt_len + msgid_len];
> ^
> ...
> Configure environment: CC=sunCC CXX=sunCC CFLAGS=-xarch=amd64
> CXXFLAGS=-xarch=amd64 LDFLAGS="-L/usr/local/lib64 -R/usr/local/lib64"
>
> sunCC -DHAVE_CONFIG_H -I. -I../.. -I../../intl -xarch=amd64 -c xalloc-die.c
> "gettext.h", line 172: Error: An integer constant expression is required
> within the array subscript operator.
> "gettext.h", line 218: Error: An integer constant expression is required
> within the array subscript operator.
> 2 Error(s) detected.
Fixed.
Bruno
2006-10-25 Bruno Haible <[EMAIL PROTECTED]>
* lib/gettext.h (_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS): Define to
false for PGI C++ and Sun C++ compilers.
Reported by Nelson H. F. Beebe <[EMAIL PROTECTED]>.
diff -c -3 -r1.8 gettext.h
*** lib/gettext.h 17 Oct 2006 12:50:48 -0000 1.8
--- lib/gettext.h 25 Oct 2006 16:13:12 -0000
***************
*** 163,170 ****
#include <string.h>
#define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS \
! (__GNUC__ >= 3 || defined __cplusplus)
#if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
#include <stdlib.h>
--- 163,174 ----
#include <string.h>
+ /* GCC supports variable-size arrays in C and C++ mode.
+ ISO C++ supports variable-size arrays, but some older PGI and Sun compilers
+ don't. */
#define _LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS \
! (__GNUC__ >= 3 \
! || (defined __cplusplus && !(defined __PGI || defined __SUNPRO_CC)))
#if !_LIBGETTEXT_HAVE_VARIABLE_SIZE_ARRAYS
#include <stdlib.h>
