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-rw-r--r--glob/glob.c762
1 files changed, 539 insertions, 223 deletions
diff --git a/glob/glob.c b/glob/glob.c
index 6a82fe0..eab7919 100644
--- a/glob/glob.c
+++ b/glob/glob.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc.
+/* Copyright (C) 1991,92,93,94,95,96,97,98 Free Software Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
@@ -16,17 +16,17 @@
Boston, MA 02111-1307, USA. */
/* AIX requires this to be the first thing in the file. */
-#if defined (_AIX) && !defined (__GNUC__)
+#if defined _AIX && !defined __GNUC__
#pragma alloca
#endif
#ifdef HAVE_CONFIG_H
-#include <config.h>
+# include <config.h>
#endif
/* Enable GNU extensions in glob.h. */
#ifndef _GNU_SOURCE
-#define _GNU_SOURCE 1
+# define _GNU_SOURCE 1
#endif
#include <errno.h>
@@ -49,45 +49,45 @@
it is simpler to just do this in the source for each such file. */
#define GLOB_INTERFACE_VERSION 1
-#if !defined (_LIBC) && defined (__GNU_LIBRARY__) && __GNU_LIBRARY__ > 1
-#include <gnu-versions.h>
-#if _GNU_GLOB_INTERFACE_VERSION == GLOB_INTERFACE_VERSION
-#define ELIDE_CODE
-#endif
+#if !defined _LIBC && defined __GNU_LIBRARY__ && __GNU_LIBRARY__ > 1
+# include <gnu-versions.h>
+# if _GNU_GLOB_INTERFACE_VERSION == GLOB_INTERFACE_VERSION
+# define ELIDE_CODE
+# endif
#endif
#ifndef ELIDE_CODE
-#if defined(STDC_HEADERS) || defined(__GNU_LIBRARY__)
-#include <stddef.h>
+#if defined STDC_HEADERS || defined __GNU_LIBRARY__
+# include <stddef.h>
#endif
#if defined HAVE_UNISTD_H || defined _LIBC
-#include <unistd.h>
-#ifndef POSIX
-#ifdef _POSIX_VERSION
-#define POSIX
-#endif
-#endif
+# include <unistd.h>
+# ifndef POSIX
+# ifdef _POSIX_VERSION
+# define POSIX
+# endif
+# endif
#endif
-#if !defined (_AMIGA) && !defined (VMS) && !defined(WINDOWS32)
-#include <pwd.h>
+#if !defined _AMIGA && !defined VMS && !defined WINDOWS32
+# include <pwd.h>
#endif
-#if !defined(__GNU_LIBRARY__) && !defined(STDC_HEADERS)
+#if !defined __GNU_LIBRARY__ && !defined STDC_HEADERS
extern int errno;
#endif
#ifndef __set_errno
-#define __set_errno(val) errno = (val)
+# define __set_errno(val) errno = (val)
#endif
#ifndef NULL
-#define NULL 0
+# define NULL 0
#endif
-#if defined (HAVE_DIRENT_H) || defined (__GNU_LIBRARY__)
+#if defined HAVE_DIRENT_H || defined __GNU_LIBRARY__
# include <dirent.h>
# define NAMLEN(dirent) strlen((dirent)->d_name)
#else
@@ -110,36 +110,42 @@ extern int errno;
/* In GNU systems, <dirent.h> defines this macro for us. */
#ifdef _D_NAMLEN
-#undef NAMLEN
-#define NAMLEN(d) _D_NAMLEN(d)
+# undef NAMLEN
+# define NAMLEN(d) _D_NAMLEN(d)
+#endif
+
+/* When used in the GNU libc the symbol _DIRENT_HAVE_D_TYPE is available
+ if the `d_type' member for `struct dirent' is available. */
+#ifdef _DIRENT_HAVE_D_TYPE
+# define HAVE_D_TYPE 1
#endif
-#if (defined (POSIX) || defined (WINDOWS32)) && !defined (__GNU_LIBRARY__)
+#if (defined POSIX || defined WINDOWS32) && !defined __GNU_LIBRARY__
/* Posix does not require that the d_ino field be present, and some
systems do not provide it. */
-#define REAL_DIR_ENTRY(dp) 1
+# define REAL_DIR_ENTRY(dp) 1
#else
-#define REAL_DIR_ENTRY(dp) (dp->d_ino != 0)
+# define REAL_DIR_ENTRY(dp) (dp->d_ino != 0)
#endif /* POSIX */
-#if (defined (STDC_HEADERS) || defined (__GNU_LIBRARY__))
-#include <stdlib.h>
-#include <string.h>
-#define ANSI_STRING
+#if defined STDC_HEADERS || defined __GNU_LIBRARY__
+# include <stdlib.h>
+# include <string.h>
+# define ANSI_STRING
#else /* No standard headers. */
extern char *getenv ();
-#ifdef HAVE_STRING_H
-#include <string.h>
-#define ANSI_STRING
-#else
-#include <strings.h>
-#endif
-#ifdef HAVE_MEMORY_H
-#include <memory.h>
-#endif
+# ifdef HAVE_STRING_H
+# include <string.h>
+# define ANSI_STRING
+# else
+# include <strings.h>
+# endif
+# ifdef HAVE_MEMORY_H
+# include <memory.h>
+# endif
extern char *malloc (), *realloc ();
extern void free ();
@@ -151,35 +157,40 @@ extern void abort (), exit ();
#ifndef ANSI_STRING
-#ifndef bzero
+# ifndef bzero
extern void bzero ();
-#endif
-#ifndef bcopy
+# endif
+# ifndef bcopy
extern void bcopy ();
-#endif
+# endif
-#define memcpy(d, s, n) bcopy ((s), (d), (n))
-#define strrchr rindex
+# define memcpy(d, s, n) bcopy ((s), (d), (n))
+# define strrchr rindex
/* memset is only used for zero here, but let's be paranoid. */
-#define memset(s, better_be_zero, n) \
+# define memset(s, better_be_zero, n) \
((void) ((better_be_zero) == 0 ? (bzero((s), (n)), 0) : (abort(), 0)))
#endif /* Not ANSI_STRING. */
#if !defined HAVE_STRCOLL && !defined _LIBC
-#define strcoll strcmp
+# define strcoll strcmp
+#endif
+
+#if !defined HAVE_MEMPCPY && __GLIBC__ - 0 == 2 && __GLIBC_MINOR__ >= 1
+# define HAVE_MEMPCPY 1
+# define mempcpy(Dest, Src, Len) __mempcpy (Dest, Src, Len)
#endif
#ifndef __GNU_LIBRARY__
-#ifdef __GNUC__
+# ifdef __GNUC__
__inline
-#endif
-#ifndef __SASC
-#ifdef WINDOWS32
+# endif
+# ifndef __SASC
+# ifdef WINDOWS32
static void *
-#else
+# else
static char *
-#endif
+# endif
my_realloc (p, n)
char *p;
unsigned int n;
@@ -190,68 +201,85 @@ my_realloc (p, n)
return (char *) malloc (n);
return (char *) realloc (p, n);
}
-#define realloc my_realloc
-#endif /* __SASC */
+# define realloc my_realloc
+# endif /* __SASC */
#endif /* __GNU_LIBRARY__ */
-#if !defined(__alloca) && !defined(__GNU_LIBRARY__)
+#if !defined __alloca && !defined __GNU_LIBRARY__
-#ifdef __GNUC__
-#undef alloca
-#define alloca(n) __builtin_alloca (n)
-#else /* Not GCC. */
-#ifdef HAVE_ALLOCA_H
-#include <alloca.h>
-#else /* Not HAVE_ALLOCA_H. */
-#ifndef _AIX
-#ifdef WINDOWS32
-#include <malloc.h>
-#else
+# ifdef __GNUC__
+# undef alloca
+# define alloca(n) __builtin_alloca (n)
+# else /* Not GCC. */
+# ifdef HAVE_ALLOCA_H
+# include <alloca.h>
+# else /* Not HAVE_ALLOCA_H. */
+# ifndef _AIX
+# ifdef WINDOWS32
+# include <malloc.h>
+# else
extern char *alloca ();
-#endif /* WINDOWS32 */
-#endif /* Not _AIX. */
-#endif /* sparc or HAVE_ALLOCA_H. */
-#endif /* GCC. */
+# endif /* WINDOWS32 */
+# endif /* Not _AIX. */
+# endif /* sparc or HAVE_ALLOCA_H. */
+# endif /* GCC. */
-#define __alloca alloca
+# define __alloca alloca
#endif
#ifndef __GNU_LIBRARY__
-#define __stat stat
-#ifdef STAT_MACROS_BROKEN
-#undef S_ISDIR
-#endif
-#ifndef S_ISDIR
-#define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)
+# define __stat stat
+# ifdef STAT_MACROS_BROKEN
+# undef S_ISDIR
+# endif
+# ifndef S_ISDIR
+# define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)
+# endif
#endif
+
+#ifdef _LIBC
+# define strdup(str) __strdup (str)
+# define sysconf(id) __sysconf (id)
+# define closedir(dir) __closedir (dir)
+# define opendir(name) __opendir (name)
+# define readdir(str) __readdir (str)
#endif
-#if !(defined (STDC_HEADERS) || defined (__GNU_LIBRARY__))
-#undef size_t
-#define size_t unsigned int
+#if !(defined STDC_HEADERS || defined __GNU_LIBRARY__)
+# undef size_t
+# define size_t unsigned int
#endif
/* Some system header files erroneously define these.
We want our own definitions from <fnmatch.h> to take precedence. */
-#undef FNM_PATHNAME
-#undef FNM_NOESCAPE
-#undef FNM_PERIOD
+#ifndef __GNU_LIBRARY__
+# undef FNM_PATHNAME
+# undef FNM_NOESCAPE
+# undef FNM_PERIOD
+#endif
#include <fnmatch.h>
/* Some system header files erroneously define these.
We want our own definitions from <glob.h> to take precedence. */
-#undef GLOB_ERR
-#undef GLOB_MARK
-#undef GLOB_NOSORT
-#undef GLOB_DOOFFS
-#undef GLOB_NOCHECK
-#undef GLOB_APPEND
-#undef GLOB_NOESCAPE
-#undef GLOB_PERIOD
+#ifndef __GNU_LIBRARY__
+# undef GLOB_ERR
+# undef GLOB_MARK
+# undef GLOB_NOSORT
+# undef GLOB_DOOFFS
+# undef GLOB_NOCHECK
+# undef GLOB_APPEND
+# undef GLOB_NOESCAPE
+# undef GLOB_PERIOD
+#endif
#include <glob.h>
+static
+#if __GNUC__ - 0 >= 2
+inline
+#endif
+const char *next_brace_sub __P ((const char *begin));
static int glob_in_dir __P ((const char *pattern, const char *directory,
int flags,
int (*errfunc) __P ((const char *, int)),
@@ -358,8 +386,12 @@ glob (pattern, flags, errfunc, pglob)
#endif
/* We know the prefix for all sub-patterns. */
+#ifdef HAVE_MEMPCPY
+ alt_start = mempcpy (onealt, pattern, begin - pattern);
+#else
memcpy (onealt, pattern, begin - pattern);
alt_start = &onealt[begin - pattern];
+#endif
/* Find the first sub-pattern and at the same time find the
rest after the closing brace. */
@@ -412,8 +444,12 @@ glob (pattern, flags, errfunc, pglob)
int result;
/* Construct the new glob expression. */
+#ifdef HAVE_MEMPCPY
+ mempcpy (mempcpy (alt_start, p, next - p), rest, rest_len);
+#else
memcpy (alt_start, p, next - p);
memcpy (&alt_start[next - p], rest, rest_len);
+#endif
result = glob (onealt,
((flags & ~(GLOB_NOCHECK|GLOB_NOMAGIC))
@@ -453,15 +489,38 @@ glob (pattern, flags, errfunc, pglob)
/* Find the filename. */
filename = strrchr (pattern, '/');
+#if defined __MSDOS__ || defined WINDOWS32
+ /* The case of "d:pattern". Since `:' is not allowed in
+ file names, we can safely assume that wherever it
+ happens in pattern, it signals the filename part. This
+ is so we could some day support patterns like "[a-z]:foo". */
+ if (filename == NULL)
+ filename = strchr (pattern, ':');
+#endif /* __MSDOS__ || WINDOWS32 */
if (filename == NULL)
{
- filename = pattern;
+ /* This can mean two things: a simple name or "~name". The later
+ case is nothing but a notation for a directory. */
+ if ((flags & GLOB_TILDE) && pattern[0] == '~')
+ {
+ dirname = (char *) pattern;
+ dirlen = strlen (pattern);
+
+ /* Set FILENAME to NULL as a special flag. This is ugly but
+ other solutions would require much more code. We test for
+ this special case below. */
+ filename = NULL;
+ }
+ else
+ {
+ filename = pattern;
#ifdef _AMIGA
- dirname = (char *) "";
+ dirname = (char *) "";
#else
- dirname = (char *) ".";
+ dirname = (char *) ".";
#endif
- dirlen = 0;
+ dirlen = 0;
+ }
}
else if (filename == pattern)
{
@@ -473,19 +532,53 @@ glob (pattern, flags, errfunc, pglob)
else
{
dirlen = filename - pattern;
+#if defined __MSDOS__ || defined WINDOWS32
+ if ((*filename == ':')
+ || (filename > pattern + 1 && filename[-1] == ':'))
+ {
+ char *drive_spec;
+
+ ++dirlen;
+ drive_spec = (char *) __alloca (dirlen + 1);
+#ifdef HAVE_MEMPCPY
+ *((char *) mempcpy (drive_spec, pattern, dirlen)) = '\0';
+#else
+ memcpy (drive_spec, pattern, dirlen);
+ drive_spec[dirlen] = '\0';
+#endif
+ /* For now, disallow wildcards in the drive spec, to
+ prevent infinite recursion in glob. */
+ if (__glob_pattern_p (drive_spec, !(flags & GLOB_NOESCAPE)))
+ return GLOB_NOMATCH;
+ /* If this is "d:pattern", we need to copy `:' to DIRNAME
+ as well. If it's "d:/pattern", don't remove the slash
+ from "d:/", since "d:" and "d:/" are not the same.*/
+ }
+#endif
dirname = (char *) __alloca (dirlen + 1);
+#ifdef HAVE_MEMPCPY
+ *((char *) mempcpy (dirname, pattern, dirlen)) = '\0';
+#else
memcpy (dirname, pattern, dirlen);
dirname[dirlen] = '\0';
+#endif
++filename;
- }
- if (filename[0] == '\0' && dirlen > 1)
- /* "pattern/". Expand "pattern", appending slashes. */
- {
- int val = glob (dirname, flags | GLOB_MARK, errfunc, pglob);
- if (val == 0)
- pglob->gl_flags = (pglob->gl_flags & ~GLOB_MARK) | (flags & GLOB_MARK);
- return val;
+ if (filename[0] == '\0'
+#if defined __MSDOS__ || defined WINDOWS32
+ && dirname[dirlen-1] != ':'
+ && (dirlen < 3 || dirname[dirlen-2] != ':'
+ || dirname[dirlen-1] != '/')
+#endif
+ && dirlen > 1)
+ /* "pattern/". Expand "pattern", appending slashes. */
+ {
+ int val = glob (dirname, flags | GLOB_MARK, errfunc, pglob);
+ if (val == 0)
+ pglob->gl_flags = ((pglob->gl_flags & ~GLOB_MARK)
+ | (flags & GLOB_MARK));
+ return val;
+ }
}
if (!(flags & GLOB_APPEND))
@@ -503,18 +596,18 @@ glob (pattern, flags, errfunc, pglob)
{
/* Look up home directory. */
char *home_dir = getenv ("HOME");
-#ifdef _AMIGA
+# ifdef _AMIGA
if (home_dir == NULL || home_dir[0] == '\0')
home_dir = "SYS:";
-#else
-#ifdef WINDOWS32
+# else
+# ifdef WINDOWS32
if (home_dir == NULL || home_dir[0] == '\0')
home_dir = "c:/users/default"; /* poor default */
-#else
+# else
if (home_dir == NULL || home_dir[0] == '\0')
{
int success;
-#if defined HAVE_GETLOGIN_R || defined _LIBC
+# if defined HAVE_GETLOGIN_R || defined _LIBC
extern int getlogin_r __P ((char *, size_t));
size_t buflen = sysconf (_SC_LOGIN_NAME_MAX) + 1;
char *name;
@@ -526,15 +619,15 @@ glob (pattern, flags, errfunc, pglob)
name = (char *) __alloca (buflen);
success = getlogin_r (name, buflen) >= 0;
-#else
+# else
extern char *getlogin __P ((void));
char *name;
success = (name = getlogin ()) != NULL;
-#endif
+# endif
if (success)
{
-#if defined HAVE_GETPWNAM_R || defined _LIBC
+# if defined HAVE_GETPWNAM_R || defined _LIBC
size_t pwbuflen = sysconf (_SC_GETPW_R_SIZE_MAX);
char *pwtmpbuf;
struct passwd pwbuf, *p;
@@ -543,18 +636,18 @@ glob (pattern, flags, errfunc, pglob)
success = (__getpwnam_r (name, &pwbuf, pwtmpbuf,
pwbuflen, &p) >= 0);
-#else
+# else
struct passwd *p = getpwnam (name);
success = p != NULL;
-#endif
+# endif
if (success)
home_dir = p->pw_dir;
}
}
if (home_dir == NULL || home_dir[0] == '\0')
home_dir = (char *) "~"; /* No luck. */
-#endif /* WINDOWS32 */
-#endif
+# endif /* WINDOWS32 */
+# endif
/* Now construct the full directory. */
if (dirname[1] == '\0')
dirname = home_dir;
@@ -563,12 +656,17 @@ glob (pattern, flags, errfunc, pglob)
char *newp;
size_t home_len = strlen (home_dir);
newp = (char *) __alloca (home_len + dirlen);
+# ifdef HAVE_MEMPCPY
+ mempcpy (mempcpy (newp, home_dir, home_len),
+ &dirname[1], dirlen);
+# else
memcpy (newp, home_dir, home_len);
memcpy (&newp[home_len], &dirname[1], dirlen);
+# endif
dirname = newp;
}
}
-#if !defined _AMIGA && !defined WINDOWS32
+# if !defined _AMIGA && !defined WINDOWS32
else
{
char *end_name = strchr (dirname, '/');
@@ -580,13 +678,18 @@ glob (pattern, flags, errfunc, pglob)
else
{
user_name = (char *) __alloca (end_name - dirname);
+# ifdef HAVE_MEMPCPY
+ *((char *) mempcpy (user_name, dirname + 1, end_name - dirname))
+ = '\0';
+# else
memcpy (user_name, dirname + 1, end_name - dirname);
user_name[end_name - dirname - 1] = '\0';
+# endif
}
/* Look up specific user's home directory. */
{
-#if defined HAVE_GETPWNAM_R || defined _LIBC
+# if defined HAVE_GETPWNAM_R || defined _LIBC
size_t buflen = sysconf (_SC_GETPW_R_SIZE_MAX);
char *pwtmpbuf = (char *) __alloca (buflen);
struct passwd pwbuf, *p;
@@ -594,13 +697,13 @@ glob (pattern, flags, errfunc, pglob)
home_dir = p->pw_dir;
else
home_dir = NULL;
-#else
+# else
struct passwd *p = getpwnam (user_name);
if (p != NULL)
home_dir = p->pw_dir;
else
home_dir = NULL;
-#endif
+# endif
}
/* If we found a home directory use this. */
if (home_dir != NULL)
@@ -609,16 +712,74 @@ glob (pattern, flags, errfunc, pglob)
size_t home_len = strlen (home_dir);
size_t rest_len = end_name == NULL ? 0 : strlen (end_name);
newp = (char *) __alloca (home_len + rest_len + 1);
+# ifdef HAVE_MEMPCPY
+ *((char *) mempcpy (mempcpy (newp, home_dir, home_len),
+ end_name, rest_len)) = '\0';
+# else
memcpy (newp, home_dir, home_len);
memcpy (&newp[home_len], end_name, rest_len);
newp[home_len + rest_len] = '\0';
+# endif
dirname = newp;
}
}
-#endif /* Not Amiga && not WINDOWS32. */
+# endif /* Not Amiga && not WINDOWS32. */
}
#endif /* Not VMS. */
+ /* Now test whether we looked for "~" or "~NAME". In this case we
+ can give the answer now. */
+ if (filename == NULL)
+ {
+ struct stat st;
+
+ /* Return the directory if we don't check for error or if it exists. */
+ if ((flags & GLOB_NOCHECK)
+ || (((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_stat) (dirname, &st)
+ : __stat (dirname, &st)) == 0
+ && S_ISDIR (st.st_mode)))
+ {
+ pglob->gl_pathv
+ = (char **) realloc (pglob->gl_pathv,
+ (pglob->gl_pathc +
+ ((flags & GLOB_DOOFFS) ?
+ pglob->gl_offs : 0) +
+ 1 + 1) *
+ sizeof (char *));
+ if (pglob->gl_pathv == NULL)
+ return GLOB_NOSPACE;
+
+ if (flags & GLOB_DOOFFS)
+ while (pglob->gl_pathc < pglob->gl_offs)
+ pglob->gl_pathv[pglob->gl_pathc++] = NULL;
+
+#if defined HAVE_STRDUP || defined _LIBC
+ pglob->gl_pathv[pglob->gl_pathc] = strdup (dirname);
+#else
+ {
+ size_t len = strlen (dirname) + 1;
+ char *dircopy = malloc (len);
+ if (dircopy != NULL)
+ pglob->gl_pathv[pglob->gl_pathc] = memcpy (dircopy, dirname,
+ len);
+ }
+#endif
+ if (pglob->gl_pathv[pglob->gl_pathc] == NULL)
+ {
+ free (pglob->gl_pathv);
+ return GLOB_NOSPACE;
+ }
+ pglob->gl_pathv[++pglob->gl_pathc] = NULL;
+ pglob->gl_flags = flags;
+
+ return 0;
+ }
+
+ /* Not found. */
+ return GLOB_NOMATCH;
+ }
+
if (__glob_pattern_p (dirname, !(flags & GLOB_NOESCAPE)))
{
/* The directory name contains metacharacters, so we
@@ -628,8 +789,8 @@ glob (pattern, flags, errfunc, pglob)
register int i;
status = glob (dirname,
- ((flags & (GLOB_ERR | GLOB_NOCHECK | GLOB_NOESCAPE)) |
- GLOB_NOSORT),
+ ((flags & (GLOB_ERR | GLOB_NOCHECK | GLOB_NOESCAPE))
+ | GLOB_NOSORT | GLOB_ONLYDIR),
errfunc, &dirs);
if (status != 0)
return status;
@@ -639,7 +800,7 @@ glob (pattern, flags, errfunc, pglob)
appending the results to PGLOB. */
for (i = 0; i < dirs.gl_pathc; ++i)
{
- int oldcount;
+ int old_pathc;
#ifdef SHELL
{
@@ -655,9 +816,10 @@ glob (pattern, flags, errfunc, pglob)
}
#endif /* SHELL. */
- oldcount = pglob->gl_pathc;
+ old_pathc = pglob->gl_pathc;
status = glob_in_dir (filename, dirs.gl_pathv[i],
- (flags | GLOB_APPEND) & ~GLOB_NOCHECK,
+ ((flags | GLOB_APPEND)
+ & ~(GLOB_NOCHECK | GLOB_ERR)),
errfunc, pglob);
if (status == GLOB_NOMATCH)
/* No matches in this directory. Try the next. */
@@ -672,8 +834,8 @@ glob (pattern, flags, errfunc, pglob)
/* Stick the directory on the front of each name. */
if (prefix_array (dirs.gl_pathv[i],
- &pglob->gl_pathv[oldcount],
- pglob->gl_pathc - oldcount))
+ &pglob->gl_pathv[old_pathc],
+ pglob->gl_pathc - old_pathc))
{
globfree (&dirs);
globfree (pglob);
@@ -683,26 +845,29 @@ glob (pattern, flags, errfunc, pglob)
flags |= GLOB_MAGCHAR;
+ /* We have ignored the GLOB_NOCHECK flag in the `glob_in_dir' calls.
+ But if we have not found any matching entry and thie GLOB_NOCHECK
+ flag was set we must return the list consisting of the disrectory
+ names followed by the filename. */
if (pglob->gl_pathc == oldcount)
/* No matches. */
if (flags & GLOB_NOCHECK)
{
- size_t len = strlen (pattern) + 1;
- char *patcopy = (char *) malloc (len);
- if (patcopy == NULL)
- return GLOB_NOSPACE;
- memcpy (patcopy, pattern, len);
+ size_t filename_len = strlen (filename) + 1;
+ char **new_pathv;
+ struct stat st;
+ /* This is an pessimistic guess about the size. */
pglob->gl_pathv
= (char **) realloc (pglob->gl_pathv,
(pglob->gl_pathc +
((flags & GLOB_DOOFFS) ?
pglob->gl_offs : 0) +
- 1 + 1) *
+ dirs.gl_pathc + 1) *
sizeof (char *));
if (pglob->gl_pathv == NULL)
{
- free (patcopy);
+ globfree (&dirs);
return GLOB_NOSPACE;
}
@@ -710,12 +875,55 @@ glob (pattern, flags, errfunc, pglob)
while (pglob->gl_pathc < pglob->gl_offs)
pglob->gl_pathv[pglob->gl_pathc++] = NULL;
- pglob->gl_pathv[pglob->gl_pathc++] = patcopy;
+ for (i = 0; i < dirs.gl_pathc; ++i)
+ {
+ const char *dir = dirs.gl_pathv[i];
+ size_t dir_len = strlen (dir);
+
+ /* First check whether this really is a directory. */
+ if (((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_stat) (dir, &st) : __stat (dir, &st)) != 0
+ || !S_ISDIR (st.st_mode))
+ /* No directory, ignore this entry. */
+ continue;
+
+ pglob->gl_pathv[pglob->gl_pathc] = malloc (dir_len + 1
+ + filename_len);
+ if (pglob->gl_pathv[pglob->gl_pathc] == NULL)
+ {
+ globfree (&dirs);
+ globfree (pglob);
+ return GLOB_NOSPACE;
+ }
+
+#ifdef HAVE_MEMPCPY
+ mempcpy (mempcpy (mempcpy (pglob->gl_pathv[pglob->gl_pathc],
+ dir, dir_len),
+ "/", 1),
+ filename, filename_len);
+#else
+ memcpy (pglob->gl_pathv[pglob->gl_pathc], dir, dir_len);
+ pglob->gl_pathv[pglob->gl_pathc][dir_len] = '/';
+ memcpy (&pglob->gl_pathv[pglob->gl_pathc][dir_len + 1],
+ filename, filename_len);
+#endif
+ ++pglob->gl_pathc;
+ }
+
pglob->gl_pathv[pglob->gl_pathc] = NULL;
pglob->gl_flags = flags;
+
+ /* Now we know how large the gl_pathv vector must be. */
+ new_pathv = (char **) realloc (pglob->gl_pathv,
+ ((pglob->gl_pathc + 1)
+ * sizeof (char *)));
+ if (new_pathv != NULL)
+ pglob->gl_pathv = new_pathv;
}
else
return GLOB_NOMATCH;
+
+ globfree (&dirs);
}
else
{
@@ -726,9 +934,14 @@ glob (pattern, flags, errfunc, pglob)
if (dirlen > 0)
{
/* Stick the directory on the front of each name. */
+ int ignore = oldcount;
+
+ if ((flags & GLOB_DOOFFS) && ignore < pglob->gl_offs)
+ ignore = pglob->gl_offs;
+
if (prefix_array (dirname,
- &pglob->gl_pathv[oldcount],
- pglob->gl_pathc - oldcount))
+ &pglob->gl_pathv[ignore],
+ pglob->gl_pathc - ignore))
{
globfree (pglob);
return GLOB_NOSPACE;
@@ -742,10 +955,10 @@ glob (pattern, flags, errfunc, pglob)
int i;
struct stat st;
for (i = oldcount; i < pglob->gl_pathc; ++i)
- if (((flags & GLOB_ALTDIRFUNC) ?
- (*pglob->gl_stat) (pglob->gl_pathv[i], &st) :
- __stat (pglob->gl_pathv[i], &st)) == 0 &&
- S_ISDIR (st.st_mode))
+ if (((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_stat) (pglob->gl_pathv[i], &st)
+ : __stat (pglob->gl_pathv[i], &st)) == 0
+ && S_ISDIR (st.st_mode))
{
size_t len = strlen (pglob->gl_pathv[i]) + 2;
char *new = realloc (pglob->gl_pathv[i], len);
@@ -760,10 +973,17 @@ glob (pattern, flags, errfunc, pglob)
}
if (!(flags & GLOB_NOSORT))
- /* Sort the vector. */
- qsort ((__ptr_t) &pglob->gl_pathv[oldcount],
- pglob->gl_pathc - oldcount,
- sizeof (char *), collated_compare);
+ {
+ /* Sort the vector. */
+ int non_sort = oldcount;
+
+ if ((flags & GLOB_DOOFFS) && pglob->gl_offs > oldcount)
+ non_sort = pglob->gl_offs;
+
+ qsort ((__ptr_t) &pglob->gl_pathv[non_sort],
+ pglob->gl_pathc - non_sort,
+ sizeof (char *), collated_compare);
+ }
return 0;
}
@@ -816,11 +1036,31 @@ prefix_array (dirname, array, n)
{
register size_t i;
size_t dirlen = strlen (dirname);
+#if defined __MSDOS__ || defined WINDOWS32
+ int sep_char = '/';
+# define DIRSEP_CHAR sep_char
+#else
+# define DIRSEP_CHAR '/'
+#endif
if (dirlen == 1 && dirname[0] == '/')
/* DIRNAME is just "/", so normal prepending would get us "//foo".
We want "/foo" instead, so don't prepend any chars from DIRNAME. */
dirlen = 0;
+#if defined __MSDOS__ || defined WINDOWS32
+ else if (dirlen > 1)
+ {
+ if (dirname[dirlen - 1] == '/')
+ /* DIRNAME is "d:/". Don't prepend the slash from DIRNAME. */
+ --dirlen;
+ else if (dirname[dirlen - 1] == ':')
+ {
+ /* DIRNAME is "d:". Use `:' instead of `/'. */
+ --dirlen;
+ sep_char = ':';
+ }
+ }
+#endif
for (i = 0; i < n; ++i)
{
@@ -833,9 +1073,17 @@ prefix_array (dirname, array, n)
return 1;
}
+#ifdef HAVE_MEMPCPY
+ {
+ char *endp = (char *) mempcpy (new, dirname, dirlen);
+ *endp++ = DIRSEP_CHAR;
+ mempcpy (endp, array[i], eltlen);
+ }
+#else
memcpy (new, dirname, dirlen);
- new[dirlen] = '/';
+ new[dirlen] = DIRSEP_CHAR;
memcpy (&new[dirlen + 1], array[i], eltlen);
+#endif
free ((__ptr_t) array[i]);
array[i] = new;
}
@@ -895,7 +1143,7 @@ glob_in_dir (pattern, directory, flags, errfunc, pglob)
int (*errfunc) __P ((const char *, int));
glob_t *pglob;
{
- __ptr_t stream;
+ __ptr_t stream = NULL;
struct globlink
{
@@ -903,69 +1151,131 @@ glob_in_dir (pattern, directory, flags, errfunc, pglob)
char *name;
};
struct globlink *names = NULL;
- size_t nfound = 0;
+ size_t nfound;
+ int meta;
+ int save;
- if (!__glob_pattern_p (pattern, !(flags & GLOB_NOESCAPE)))
+ meta = __glob_pattern_p (pattern, !(flags & GLOB_NOESCAPE));
+ if (meta == 0)
{
- stream = NULL;
- flags |= GLOB_NOCHECK;
+ if (flags & (GLOB_NOCHECK|GLOB_NOMAGIC))
+ /* We need not do any tests. The PATTERN contains no meta
+ characters and we must not return an error therefore the
+ result will always contain exactly one name. */
+ flags |= GLOB_NOCHECK;
+ else
+ {
+ /* Since we use the normal file functions we can also use stat()
+ to verify the file is there. */
+ struct stat st;
+ size_t patlen = strlen (pattern);
+ size_t dirlen = strlen (directory);
+ char *fullname = (char *) __alloca (dirlen + 1 + patlen + 1);
+
+# ifdef HAVE_MEMPCPY
+ mempcpy (mempcpy (mempcpy (fullname, directory, dirlen),
+ "/", 1),
+ pattern, patlen + 1);
+# else
+ memcpy (fullname, directory, dirlen);
+ fullname[dirlen] = '/';
+ memcpy (&fullname[dirlen + 1], pattern, patlen + 1);
+# endif
+ if (((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_stat) (fullname, &st)
+ : __stat (fullname, &st)) == 0)
+ /* We found this file to be existing. Now tell the rest
+ of the function to copy this name into the result. */
+ flags |= GLOB_NOCHECK;
+ }
+
+ nfound = 0;
}
else
{
- flags |= GLOB_MAGCHAR;
-
- stream = ((flags & GLOB_ALTDIRFUNC) ?
- (*pglob->gl_opendir) (directory) :
- (__ptr_t) opendir (directory));
- if (stream == NULL)
+ if (pattern[0] == '\0')
{
- if ((errfunc != NULL && (*errfunc) (directory, errno)) ||
- (flags & GLOB_ERR))
- return GLOB_ABORTED;
+ /* This is a special case for matching directories like in
+ "*a/". */
+ names = (struct globlink *) __alloca (sizeof (struct globlink));
+ names->name = (char *) malloc (1);
+ if (names->name == NULL)
+ goto memory_error;
+ names->name[0] = '\0';
+ names->next = NULL;
+ nfound = 1;
+ meta = 0;
}
else
- while (1)
- {
- const char *name;
- size_t len;
- struct dirent *d = ((flags & GLOB_ALTDIRFUNC) ?
- (*pglob->gl_readdir) (stream) :
- readdir ((DIR *) stream));
- if (d == NULL)
- break;
- if (! REAL_DIR_ENTRY (d))
- continue;
+ {
+ stream = ((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_opendir) (directory)
+ : (__ptr_t) opendir (directory));
+ if (stream == NULL)
+ {
+ if ((errfunc != NULL && (*errfunc) (directory, errno))
+ || (flags & GLOB_ERR))
+ return GLOB_ABORTED;
+ nfound = 0;
+ meta = 0;
+ }
+ else
+ {
+ int fnm_flags = ((!(flags & GLOB_PERIOD) ? FNM_PERIOD : 0)
+ | ((flags & GLOB_NOESCAPE) ? FNM_NOESCAPE : 0)
+#if defined _AMIGA || defined VMS
+ | FNM_CASEFOLD
+#endif
+ );
+ nfound = 0;
+ flags |= GLOB_MAGCHAR;
- name = d->d_name;
+ while (1)
+ {
+ const char *name;
+ size_t len;
+ struct dirent *d = ((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_readdir) (stream)
+ : readdir ((DIR *) stream));
+ if (d == NULL)
+ break;
+ if (! REAL_DIR_ENTRY (d))
+ continue;
+
+#ifdef HAVE_D_TYPE
+ /* If we shall match only directories use the information
+ provided by the dirent call if possible. */
+ if ((flags & GLOB_ONLYDIR)
+ && d->d_type != DT_UNKNOWN && d->d_type != DT_DIR)
+ continue;
+#endif
- if (fnmatch (pattern, name,
- (!(flags & GLOB_PERIOD) ? FNM_PERIOD : 0) |
- ((flags & GLOB_NOESCAPE) ? FNM_NOESCAPE : 0)
-#ifdef _AMIGA
- | FNM_CASEFOLD
+ name = d->d_name;
+
+ if (fnmatch (pattern, name, fnm_flags) == 0)
+ {
+ struct globlink *new = (struct globlink *)
+ __alloca (sizeof (struct globlink));
+ len = NAMLEN (d);
+ new->name = (char *) malloc (len + 1);
+ if (new->name == NULL)
+ goto memory_error;
+#ifdef HAVE_MEMPCPY
+ *((char *) mempcpy ((__ptr_t) new->name, name, len))
+ = '\0';
+#else
+ memcpy ((__ptr_t) new->name, name, len);
+ new->name[len] = '\0';
#endif
- ) == 0)
- {
- struct globlink *new
- = (struct globlink *) __alloca (sizeof (struct globlink));
- len = NAMLEN (d);
- new->name
- = (char *) malloc (len + 1);
- if (new->name == NULL)
- goto memory_error;
- memcpy ((__ptr_t) new->name, name, len);
- new->name[len] = '\0';
- new->next = names;
- names = new;
- ++nfound;
- }
- }
+ new->next = names;
+ names = new;
+ ++nfound;
+ }
+ }
+ }
+ }
}
- if (nfound == 0 && (flags & GLOB_NOMAGIC) &&
- ! __glob_pattern_p (pattern, !(flags & GLOB_NOESCAPE)))
- flags |= GLOB_NOCHECK;
-
if (nfound == 0 && (flags & GLOB_NOCHECK))
{
size_t len = strlen (pattern);
@@ -975,38 +1285,44 @@ glob_in_dir (pattern, directory, flags, errfunc, pglob)
names->name = (char *) malloc (len + 1);
if (names->name == NULL)
goto memory_error;
+#ifdef HAVE_MEMPCPY
+ *((char *) mempcpy (names->name, pattern, len)) = '\0';
+#else
memcpy (names->name, pattern, len);
names->name[len] = '\0';
+#endif
}
- pglob->gl_pathv
- = (char **) realloc (pglob->gl_pathv,
- (pglob->gl_pathc +
- ((flags & GLOB_DOOFFS) ? pglob->gl_offs : 0) +
- nfound + 1) *
- sizeof (char *));
- if (pglob->gl_pathv == NULL)
- goto memory_error;
+ if (nfound != 0)
+ {
+ pglob->gl_pathv
+ = (char **) realloc (pglob->gl_pathv,
+ (pglob->gl_pathc +
+ ((flags & GLOB_DOOFFS) ? pglob->gl_offs : 0) +
+ nfound + 1) *
+ sizeof (char *));
+ if (pglob->gl_pathv == NULL)
+ goto memory_error;
- if (flags & GLOB_DOOFFS)
- while (pglob->gl_pathc < pglob->gl_offs)
- pglob->gl_pathv[pglob->gl_pathc++] = NULL;
+ if (flags & GLOB_DOOFFS)
+ while (pglob->gl_pathc < pglob->gl_offs)
+ pglob->gl_pathv[pglob->gl_pathc++] = NULL;
- for (; names != NULL; names = names->next)
- pglob->gl_pathv[pglob->gl_pathc++] = names->name;
- pglob->gl_pathv[pglob->gl_pathc] = NULL;
+ for (; names != NULL; names = names->next)
+ pglob->gl_pathv[pglob->gl_pathc++] = names->name;
+ pglob->gl_pathv[pglob->gl_pathc] = NULL;
- pglob->gl_flags = flags;
+ pglob->gl_flags = flags;
+ }
+ save = errno;
if (stream != NULL)
- {
- int save = errno;
- if (flags & GLOB_ALTDIRFUNC)
- (*pglob->gl_closedir) (stream);
- else
- closedir ((DIR *) stream);
- __set_errno (save);
- }
+ if (flags & GLOB_ALTDIRFUNC)
+ (*pglob->gl_closedir) (stream);
+ else
+ closedir ((DIR *) stream);
+ __set_errno (save);
+
return nfound == 0 ? GLOB_NOMATCH : 0;
memory_error: