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do not use PATH_MAX on GNU/Hurd (even if it *was* defined), but use

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some glibc-only functions that don’t require its use instead

tested on gnubber, where (admittedly) sysconf(_PC_PATH_MAX) == 1024…
This commit is contained in:
tg
2009-10-27 17:00:02 +00:00
parent ceb591bf6a
commit dc98ec23a6
5 changed files with 44 additions and 11 deletions
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11
misc.c
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@@ -29,7 +29,7 @@
#include <grp.h>
#endif
__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.125 2009/10/02 18:08:35 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.126 2009/10/27 17:00:02 tg Exp $");
#undef USE_CHVT
/* XXX conditions correct? */
@@ -1038,10 +1038,19 @@ ksh_get_wd(size_t *dlen)
char *ret, *b;
size_t len = 1;
#ifdef NO_PATH_MAX
if ((b = get_current_dir_name())) {
len = strlen(b) + 1;
strndupx(ret, b, len - 1, ATEMP);
free(b);
} else
ret = NULL;
#else
if ((ret = getcwd((b = alloc(PATH_MAX + 1, ATEMP)), PATH_MAX)))
ret = aresize(b, len = (strlen(b) + 1), ATEMP);
else
afree(b, ATEMP);
#endif
if (dlen)
*dlen = len;