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* vfs.c (mc_def_getlocalcopy): Preserve existing extension.

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This commit is contained in:
Pavel Roskin 2002-08-15 22:30:05 +00:00
parent 7f923cc9c0
commit b1dbe77c5b
2 changed files with 16 additions and 1 deletions
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2
vfs/ChangeLog
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@ -1,5 +1,7 @@
2002-08-15 Pavel Roskin <proski@gnu.org>
* vfs.c (mc_def_getlocalcopy): Preserve existing extension.
* direntry.c (vfs_s_getlocalcopy): Fix potentially dangerous
strcpy().

15
vfs/vfs.c
View File

@ -1090,12 +1090,25 @@ mc_def_getlocalcopy (vfs *vfs, char *filename)
int fdin, fdout, i;
char buffer[8192];
struct stat mystat;
char *ext = NULL;
char *ptr;
fdin = mc_open (filename, O_RDONLY);
if (fdin == -1)
return NULL;
fdout = mc_mkstemps (&tmp, "mclocalcopy", NULL);
/* Try to preserve existing extension */
for (ptr = filename + strlen(filename) - 1; ptr >= filename; ptr--) {
if (*ptr == '.') {
ext = ptr;
break;
}
if (!isalnum((unsigned char) *ptr))
break;
}
fdout = mc_mkstemps (&tmp, "mclocalcopy", ext);
if (fdout == -1)
goto fail;
while ((i = mc_read (fdin, buffer, sizeof (buffer))) > 0){