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Avoiding the loss a buffer when getcwd() fails. 

This fixes Savannah bug #47129 reported by Mike Frysinger.


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@5647 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
This commit is contained in:
Benno Schulenberg 2016-02-15 16:24:39 +00:00
parent 6c0e5e3f2c
commit 706f01422d
2 changed files with 5 additions and 5 deletions
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2
ChangeLog
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@ -2,6 +2,8 @@
* src/files.c (read_file): Free not just the struct but also the
data it contains, and also when it is the first and only line.
This fixes Savannah bug #47153 reported by Mike Frysinger.
* src/files.c (get_full_path): Avoid losing a buffer when getcwd()
fails. This fixes Savannah bug #47129 reported by Mike Frysinger.
2016-02-14 Benno Schulenberg <bensberg@justemail.net>
* src/search.c (do_replace_loop): Make iterating through replacement

8
src/files.c
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@ -1413,14 +1413,13 @@ char *get_full_path(const char *origpath)
/* Get the current directory. If it doesn't exist, back up and try
* again until we get a directory that does, and use that as the
* current directory. */
d_here = charalloc(PATH_MAX + 1);
d_here = getcwd(d_here, PATH_MAX + 1);
d_here = getcwd(NULL, PATH_MAX + 1);
while (d_here == NULL) {
if (chdir("..") == -1)
break;
d_here = getcwd(d_here, PATH_MAX + 1);
d_here = getcwd(NULL, PATH_MAX + 1);
}
/* If we succeeded, canonicalize it in d_here. */
@ -1481,8 +1480,7 @@ char *get_full_path(const char *origpath)
free(d_there);
/* Get the full path. */
d_there = charalloc(PATH_MAX + 1);
d_there = getcwd(d_there, PATH_MAX + 1);
d_there = getcwd(NULL, PATH_MAX + 1);
/* If we succeeded, canonicalize it in d_there. */
if (d_there != NULL) {