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* path.cc (normalize_win32_path): Reorganize logic to accomodate chroot. 

Always check for MAX_PATH overrun.  Avoid adding one too many backslashes when
src path begins with a slash.  From Corinna Vinschen.
* winsup.h: Force demangling for dll_crt0 for newer compilers.
This commit is contained in:
Christopher Faylor 2000-12-09 03:29:33 +00:00
parent 2efbc2a7df
commit 82c8d7ef8c
3 changed files with 35 additions and 27 deletions
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7
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,10 @@
Fri Dec 8 22:21:01 2000 Christopher Faylor <cgf@cygnus.com>
* path.cc (normalize_win32_path): Reorganize logic to accomodate
chroot. Always check for MAX_PATH overrun. Avoid adding one too many
backslashes when src path begins with a slash. From Corinna Vinschen.
* winsup.h: Force demangling for dll_crt0 for newer compilers.
Thu Dec 7 12:10:00 2000 Edward M. Lee <tailbert@yahoo.com>
* cygwin.din: Declare strtok_r for the import lib. Already in the DLL.

53
winsup/cygwin/path.cc
View File

@ -712,32 +712,9 @@ normalize_win32_path (const char *src, char *dst)
const char *src_start = src;
char *dst_start = dst;
char *dst_root_start = dst;
bool beg_src_slash;
if (strchr (src, ':') == NULL && !slash_unc_prefix_p (src))
{
if (!cygcwd.get (dst, 0))
return get_errno ();
if (SLASH_P (src[0]))
if (dst[1] == ':')
dst[2] = '\0';
else if (slash_unc_prefix_p (dst))
{
char *p = strpbrk (dst + 2, "\\/");
if (p && (p = strpbrk (p + 1, "\\/")))
*p = '\0';
}
else if (strlen (dst) + 1 + strlen (src) >= MAX_PATH)
{
debug_printf ("ENAMETOOLONG = normalize_win32_path (%s)", src);
return ENAMETOOLONG;
}
dst += strlen (dst);
if (!SLASH_P (dst[-1]))
*dst++ = '\\';
}
/* Two leading \'s? If so, preserve them. */
else if (SLASH_P (src[0]) && SLASH_P (src[1]))
if (slash_unc_prefix_p (src))
{
if (cygheap->root.length ())
{
@ -748,7 +725,7 @@ normalize_win32_path (const char *src, char *dst)
++src;
}
/* If absolute path, care for chroot. */
else if (SLASH_P (src[0]) && !SLASH_P (src[1]) && cygheap->root.length ())
else if ((beg_src_slash = SLASH_P (src[0])) && cygheap->root.length ())
{
strcpy (dst, cygheap->root.path ());
char *c;
@ -758,6 +735,30 @@ normalize_win32_path (const char *src, char *dst)
dst_root_start = dst;
*dst++ = '\\';
}
else if (strchr (src, ':') == NULL)
{
if (!cygcwd.get (dst, 0))
return get_errno ();
if (beg_src_slash)
{
if (dst[1] == ':')
dst[2] = '\0';
else if (slash_unc_prefix_p (dst))
{
char *p = strpbrk (dst + 2, "\\/");
if (p && (p = strpbrk (p + 1, "\\/")))
*p = '\0';
}
}
if (strlen (dst) + 1 + strlen (src) >= MAX_PATH)
{
debug_printf ("ENAMETOOLONG = normalize_win32_path (%s)", src);
return ENAMETOOLONG;
}
dst += strlen (dst);
if (!beg_src_slash)
*dst++ = '\\';
}
while (*src)
{

2
winsup/cygwin/winsup.h
View File

@ -146,7 +146,7 @@ extern unsigned int signal_shift_subtract;
class per_process;
/* cygwin .dll initialization */
void dll_crt0 (per_process *);
void dll_crt0 (per_process *) __asm__ ("_dll_crt0__FP11per_process");
extern "C" void __stdcall _dll_crt0 ();
/* dynamically loaded dll initialization */