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(xgetcwd) [defined __GLIBC__ && __GLIBC__ >= 2]:

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Simply `return getcwd (NULL, 0);'.
[! (defined __GLIBC__ && __GLIBC__ >= 2)]:
Use 1300 as initial value for length, not PATH_MAX.
This commit is contained in:
Jim Meyering 2001-08-12 20:11:39 +00:00
parent 8982646a63
commit 79dbd85e74
1 changed files with 6 additions and 2 deletions
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8
lib/xgetcwd.c
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@ -1,5 +1,5 @@
/* xgetcwd.c -- return current directory with unlimited length
Copyright (C) 1992, 1996, 2000 Free Software Foundation, Inc.
Copyright (C) 1992, 1996, 2000, 2001 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -47,6 +47,9 @@ extern void free ();
char *
xgetcwd ()
{
#if defined __GLIBC__ && __GLIBC__ >= 2
return getcwd (NULL, 0);
#else
char *ret;
unsigned path_max;
char buf[1024];
@ -58,7 +61,7 @@ xgetcwd ()
if (errno != ERANGE)
return NULL;
path_max = (unsigned) PATH_MAX;
path_max = 1300;
path_max += 2; /* The getcwd docs say to do this. */
for (;;)
@ -82,4 +85,5 @@ xgetcwd ()
path_max += path_max / 16;
path_max += 32;
}
#endif
}