On 14-May-2018 00:00, Bram Moolenaar wrote:
Patch 8.0.1832
Problem: Cannot use :unlet for an environment variable.
Solution: Make it work. Use unsetenv() if available. (Ken Takata,
closes #2855)
Files: runtime/doc/eval.txt, src/config.h.in, src/configure.ac,
src/auto/configure, src/eval.c, src/misc1.c, src/proto/misc1.pro,
src/testdir/test_unlet.vim
After this patch, HP-UX throws this linker error:
<snip>
...
cc -L/usr/local/lib -o vim objects/arabic.o objects/beval.o
objects/buffer.o objects/blowfish.o objects/crypt.o
objects/crypt_zip.o objects/dict.o objects/diff.o objects/digraph.o
objects/edit.o objects/eval.o objects/evalfunc.o objects/ex_cmds.o
objects/ex_cmds2.o objects/ex_docmd.o objects/ex_eval.o
objects/ex_getln.o objects/farsi.o objects/fileio.o objects/fold.o
objects/getchar.o objects/hardcopy.o objects/hashtab.o
objects/if_cscope.o objects/if_xcmdsrv.o objects/list.o
objects/mark.o objects/memline.o objects/menu.o objects/misc1.o
objects/misc2.o objects/move.o objects/mbyte.o objects/normal.o
objects/ops.o objects/option.o objects/os_unix.o objects/pathdef.o
objects/popupmnu.o objects/pty.o objects/quickfix.o objects/regexp.o
objects/screen.o objects/search.o objects/sha256.o objects/spell.o
objects/spellfile.o objects/syntax.o objects/tag.o objects/term.o
objects/terminal.o objects/ui.o objects/undo.o objects/userfunc.o
objects/version.o objects/window.o
objects/charset.o objects/json.o objects/main.o objects/memfile.o
objects/message.o -lm -ltermlib -lelf
/usr/ccs/bin/ld: Unsatisfied symbols:
setenv (first referenced in objects/misc1.o) (code)
*** Error exit code 1
Stop.
*** Error exit code 1
Stop.
*** Error exit code 1
</snip>
It seems that HP-UX does not have setenv(). Please check the attached patch.
Cheers
John
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--- misc1.c 2018-05-14 05:10:57.754768800 +1000
+++ misc1.c.new 2018-05-14 09:35:19.018036600 +1000
@@ -4485,7 +4485,7 @@
#ifdef HAVE_UNSETENV
unsetenv((char *)var);
#else
- mch_setenv((char *)var, "", 0);
+ vim_setenv((char_u *)var, (char_u *)"");
#endif
}
