/* 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 published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* AIX requires this to be the first thing in the file. */ #if defined _AIX && !defined __GNUC__ #pragma alloca #endif #ifdef HAVE_CONFIG_H # include #endif /* Enable GNU extensions in glob.h. */ #ifndef _GNU_SOURCE # define _GNU_SOURCE 1 #endif #include #include #include /* Outcomment the following line for production quality code. */ /* #define NDEBUG 1 */ #include #include /* Needed on stupid SunOS for assert. */ /* Comment out all this code if we are using the GNU C Library, and are not actually compiling the library itself. This code is part of the GNU C Library, but also included in many other GNU distributions. Compiling and linking in this code is a waste when using the GNU C library (especially if it is a shared library). Rather than having every GNU program understand `configure --with-gnu-libc' and omit the object files, 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 # if _GNU_GLOB_INTERFACE_VERSION == GLOB_INTERFACE_VERSION # define ELIDE_CODE # endif #endif #ifndef ELIDE_CODE #if defined STDC_HEADERS || defined __GNU_LIBRARY__ # include #endif #if defined HAVE_UNISTD_H || defined _LIBC # include # ifndef POSIX # ifdef _POSIX_VERSION # define POSIX # endif # endif #endif #if !defined _AMIGA && !defined VMS && !defined WINDOWS32 # include #endif #if !defined __GNU_LIBRARY__ && !defined STDC_HEADERS extern int errno; #endif #ifndef __set_errno # define __set_errno(val) errno = (val) #endif #ifndef NULL # define NULL 0 #endif #if defined HAVE_DIRENT_H || defined __GNU_LIBRARY__ # include # define NAMLEN(dirent) strlen((dirent)->d_name) #else # define dirent direct # define NAMLEN(dirent) (dirent)->d_namlen # ifdef HAVE_SYS_NDIR_H # include # endif # ifdef HAVE_SYS_DIR_H # include # endif # ifdef HAVE_NDIR_H # include # endif # ifdef HAVE_VMSDIR_H # include "vmsdir.h" # endif /* HAVE_VMSDIR_H */ #endif /* In GNU systems, defines this macro for us. */ #ifdef _D_NAMLEN # 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__ /* Posix does not require that the d_ino field be present, and some systems do not provide it. */ # define REAL_DIR_ENTRY(dp) 1 #else # define REAL_DIR_ENTRY(dp) (dp->d_ino != 0) #endif /* POSIX */ #if defined STDC_HEADERS || defined __GNU_LIBRARY__ # include # include # define ANSI_STRING #else /* No standard headers. */ extern char *getenv (); # ifdef HAVE_STRING_H # include # define ANSI_STRING # else # include # endif # ifdef HAVE_MEMORY_H # include # endif extern char *malloc (), *realloc (); extern void free (); extern void qsort (); extern void abort (), exit (); #endif /* Standard headers. */ #ifndef ANSI_STRING # ifndef bzero extern void bzero (); # endif # ifndef bcopy extern void bcopy (); # endif # 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) \ ((void) ((better_be_zero) == 0 ? (bzero((s), (n)), 0) : (abort(), 0))) #endif /* Not ANSI_STRING. */ #if !defined HAVE_STRCOLL && !defined _LIBC # 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__ __inline # endif # ifndef __SASC # ifdef WINDOWS32 static void * # else static char * # endif my_realloc (p, n) char *p; unsigned int n; { /* These casts are the for sake of the broken Ultrix compiler, which warns of illegal pointer combinations otherwise. */ if (p == NULL) return (char *) malloc (n); return (char *) realloc (p, n); } # define realloc my_realloc # endif /* __SASC */ #endif /* __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 # else /* Not HAVE_ALLOCA_H. */ # ifndef _AIX # ifdef WINDOWS32 # include # else extern char *alloca (); # endif /* WINDOWS32 */ # endif /* Not _AIX. */ # endif /* sparc or HAVE_ALLOCA_H. */ # endif /* GCC. */ # 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) # endif #endif #ifdef _LIBC # 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 #endif /* Some system header files erroneously define these. We want our own definitions from to take precedence. */ #ifndef __GNU_LIBRARY__ # undef FNM_PATHNAME # undef FNM_NOESCAPE # undef FNM_PERIOD #endif #include /* Some system header files erroneously define these. We want our own definitions from to take precedence. */ #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 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)), glob_t *pglob)); static int prefix_array __P ((const char *prefix, char **array, size_t n)); static int collated_compare __P ((const __ptr_t, const __ptr_t)); /* Find the end of the sub-pattern in a brace expression. We define this as an inline function if the compiler permits. */ static #if __GNUC__ - 0 >= 2 inline #endif const char * next_brace_sub (begin) const char *begin; { unsigned int depth = 0; const char *cp = begin; while (1) { if (depth == 0) { if (*cp != ',' && *cp != '}' && *cp != '\0') { if (*cp == '{') ++depth; ++cp; continue; } } else { while (*cp != '\0' && (*cp != '}' || depth > 0)) { if (*cp == '}') --depth; ++cp; } if (*cp == '\0') /* An incorrectly terminated brace expression. */ return NULL; continue; } break; } return cp; } /* Do glob searching for PATTERN, placing results in PGLOB. The bits defined above may be set in FLAGS. If a directory cannot be opened or read and ERRFUNC is not nil, it is called with the pathname that caused the error, and the `errno' value from the failing call; if it returns non-zero `glob' returns GLOB_ABORTED; if it returns zero, the error is ignored. If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned. Otherwise, `glob' returns zero. */ int glob (pattern, flags, errfunc, pglob) const char *pattern; int flags; int (*errfunc) __P ((const char *, int)); glob_t *pglob; { const char *filename; char *dirname; size_t dirlen; int status; int oldcount; if (pattern == NULL || pglob == NULL || (flags & ~__GLOB_FLAGS) != 0) { __set_errno (EINVAL); return -1; } if (flags & GLOB_BRACE) { const char *begin = strchr (pattern, '{'); if (begin != NULL) { /* Allocate working buffer large enough for our work. Note that we have at least an opening and closing brace. */ int firstc; char *alt_start; const char *p; const char *next; const char *rest; size_t rest_len; #ifdef __GNUC__ char onealt[strlen (pattern) - 1]; #else char *onealt = (char *) malloc (strlen (pattern) - 1); if (onealt == NULL) { if (!(flags & GLOB_APPEND)) globfree (pglob); return GLOB_NOSPACE; } #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. */ next = next_brace_sub (begin + 1); if (next == NULL) { /* It is an illegal expression. */ #ifndef __GNUC__ free (onealt); #endif return glob (pattern, flags & ~GLOB_BRACE, errfunc, pglob); } /* Now find the end of the whole brace expression. */ rest = next; while (*rest != '}') { rest = next_brace_sub (rest + 1); if (rest == NULL) { /* It is an illegal expression. */ #ifndef __GNUC__ free (onealt); #endif return glob (pattern, flags & ~GLOB_BRACE, errfunc, pglob); } } /* Please note that we now can be sure the brace expression is well-formed. */ rest_len = strlen (++rest) + 1; /* We have a brace expression. BEGIN points to the opening {, NEXT points past the terminator of the first element, and END points past the final }. We will accumulate result names from recursive runs for each brace alternative in the buffer using GLOB_APPEND. */ if (!(flags & GLOB_APPEND)) { /* This call is to set a new vector, so clear out the vector so we can append to it. */ pglob->gl_pathc = 0; pglob->gl_pathv = NULL; } firstc = pglob->gl_pathc; p = begin + 1; while (1) { 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)) | GLOB_APPEND), errfunc, pglob); /* If we got an error, return it. */ if (result && result != GLOB_NOMATCH) { #ifndef __GNUC__ free (onealt); #endif if (!(flags & GLOB_APPEND)) globfree (pglob); return result; } if (*next == '}') /* We saw the last entry. */ break; p = next + 1; next = next_brace_sub (p); assert (next != NULL); } #ifndef __GNUC__ free (onealt); #endif if (pglob->gl_pathc != firstc) /* We found some entries. */ return 0; else if (!(flags & (GLOB_NOCHECK|GLOB_NOMAGIC))) return GLOB_NOMATCH; } } /* Find the filename. */ filename = strrchr (pattern, '/'); if (filename == NULL) { filename = pattern; #ifdef _AMIGA dirname = (char *) ""; #else dirname = (char *) "."; #endif dirlen = 0; } else if (filename == pattern) { /* "/pattern". */ dirname = (char *) "/"; dirlen = 1; ++filename; } else { dirlen = filename - pattern; 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 (!(flags & GLOB_APPEND)) { pglob->gl_pathc = 0; pglob->gl_pathv = NULL; } oldcount = pglob->gl_pathc; #ifndef VMS if ((flags & GLOB_TILDE) && dirname[0] == '~') { if (dirname[1] == '\0' || dirname[1] == '/') { /* Look up home directory. */ char *home_dir = getenv ("HOME"); # ifdef _AMIGA if (home_dir == NULL || home_dir[0] == '\0') home_dir = "SYS:"; # else # ifdef WINDOWS32 if (home_dir == NULL || home_dir[0] == '\0') home_dir = "c:/users/default"; /* poor default */ # else if (home_dir == NULL || home_dir[0] == '\0') { int success; # 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; if (buflen == 0) /* `sysconf' does not support _SC_LOGIN_NAME_MAX. Try a moderate value. */ buflen = 16; name = (char *) __alloca (buflen); success = getlogin_r (name, buflen) >= 0; # else extern char *getlogin __P ((void)); char *name; success = (name = getlogin ()) != NULL; # endif if (success) { # if defined HAVE_GETPWNAM_R || defined _LIBC size_t pwbuflen = sysconf (_SC_GETPW_R_SIZE_MAX); char *pwtmpbuf; struct passwd pwbuf, *p; pwtmpbuf = (char *) __alloca (pwbuflen); success = (__getpwnam_r (name, &pwbuf, pwtmpbuf, pwbuflen, &p) >= 0); # else struct passwd *p = getpwnam (name); success = p != NULL; # endif if (success) home_dir = p->pw_dir; } } if (home_dir == NULL || home_dir[0] == '\0') home_dir = (char *) "~"; /* No luck. */ # endif /* WINDOWS32 */ # endif /* Now construct the full directory. */ if (dirname[1] == '\0') dirname = home_dir; else { 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 else { char *end_name = strchr (dirname, '/'); char *user_name; char *home_dir; if (end_name == NULL) user_name = dirname + 1; 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 size_t buflen = sysconf (_SC_GETPW_R_SIZE_MAX); char *pwtmpbuf = (char *) __alloca (buflen); struct passwd pwbuf, *p; if (__getpwnam_r (user_name, &pwbuf, pwtmpbuf, buflen, &p) >= 0) home_dir = p->pw_dir; else home_dir = NULL; # else struct passwd *p = getpwnam (user_name); if (p != NULL) home_dir = p->pw_dir; else home_dir = NULL; # endif } /* If we found a home directory use this. */ if (home_dir != NULL) { char *newp; 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 VMS. */ if (__glob_pattern_p (dirname, !(flags & GLOB_NOESCAPE))) { /* The directory name contains metacharacters, so we have to glob for the directory, and then glob for the pattern in each directory found. */ glob_t dirs; register int i; status = glob (dirname, ((flags & (GLOB_ERR | GLOB_NOCHECK | GLOB_NOESCAPE)) | GLOB_NOSORT | GLOB_ONLYDIR), errfunc, &dirs); if (status != 0) return status; /* We have successfully globbed the preceding directory name. For each name we found, call glob_in_dir on it and FILENAME, appending the results to PGLOB. */ for (i = 0; i < dirs.gl_pathc; ++i) { int oldcount; #ifdef SHELL { /* Make globbing interruptible in the bash shell. */ extern int interrupt_state; if (interrupt_state) { globfree (&dirs); globfree (&files); return GLOB_ABORTED; } } #endif /* SHELL. */ oldcount = pglob->gl_pathc; status = glob_in_dir (filename, dirs.gl_pathv[i], ((flags | GLOB_APPEND) & ~(GLOB_NOCHECK | GLOB_ERR)), errfunc, pglob); if (status == GLOB_NOMATCH) /* No matches in this directory. Try the next. */ continue; if (status != 0) { globfree (&dirs); globfree (pglob); return status; } /* Stick the directory on the front of each name. */ if (prefix_array (dirs.gl_pathv[i], &pglob->gl_pathv[oldcount], pglob->gl_pathc - oldcount)) { globfree (&dirs); globfree (pglob); return GLOB_NOSPACE; } } flags |= GLOB_MAGCHAR; 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); 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) { free (patcopy); return GLOB_NOSPACE; } if (flags & GLOB_DOOFFS) while (pglob->gl_pathc < pglob->gl_offs) pglob->gl_pathv[pglob->gl_pathc++] = NULL; pglob->gl_pathv[pglob->gl_pathc++] = patcopy; pglob->gl_pathv[pglob->gl_pathc] = NULL; pglob->gl_flags = flags; } else return GLOB_NOMATCH; } else { status = glob_in_dir (filename, dirname, flags, errfunc, pglob); if (status != 0) return status; if (dirlen > 0) { /* Stick the directory on the front of each name. */ if (prefix_array (dirname, &pglob->gl_pathv[oldcount], pglob->gl_pathc - oldcount)) { globfree (pglob); return GLOB_NOSPACE; } } } if (flags & GLOB_MARK) { /* Append slashes to directory names. */ 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)) { size_t len = strlen (pglob->gl_pathv[i]) + 2; char *new = realloc (pglob->gl_pathv[i], len); if (new == NULL) { globfree (pglob); return GLOB_NOSPACE; } strcpy (&new[len - 2], "/"); pglob->gl_pathv[i] = new; } } if (!(flags & GLOB_NOSORT)) /* Sort the vector. */ qsort ((__ptr_t) &pglob->gl_pathv[oldcount], pglob->gl_pathc - oldcount, sizeof (char *), collated_compare); return 0; } /* Free storage allocated in PGLOB by a previous `glob' call. */ void globfree (pglob) register glob_t *pglob; { if (pglob->gl_pathv != NULL) { register int i; for (i = 0; i < pglob->gl_pathc; ++i) if (pglob->gl_pathv[i] != NULL) free ((__ptr_t) pglob->gl_pathv[i]); free ((__ptr_t) pglob->gl_pathv); } } /* Do a collated comparison of A and B. */ static int collated_compare (a, b) const __ptr_t a; const __ptr_t b; { const char *const s1 = *(const char *const * const) a; const char *const s2 = *(const char *const * const) b; if (s1 == s2) return 0; if (s1 == NULL) return 1; if (s2 == NULL) return -1; return strcoll (s1, s2); } /* Prepend DIRNAME to each of N members of ARRAY, replacing ARRAY's elements in place. Return nonzero if out of memory, zero if successful. A slash is inserted between DIRNAME and each elt of ARRAY, unless DIRNAME is just "/". Each old element of ARRAY is freed. */ static int prefix_array (dirname, array, n) const char *dirname; char **array; size_t n; { register size_t i; size_t dirlen = strlen (dirname); 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; for (i = 0; i < n; ++i) { size_t eltlen = strlen (array[i]) + 1; char *new = (char *) malloc (dirlen + 1 + eltlen); if (new == NULL) { while (i > 0) free ((__ptr_t) array[--i]); return 1; } #ifdef HAVE_MEMPCPY { char *endp = (char *) mempcpy (new, dirname, dirlen); *endp++ = '/'; mempcpy (endp, array[i], eltlen); } #else memcpy (new, dirname, dirlen); new[dirlen] = '/'; memcpy (&new[dirlen + 1], array[i], eltlen); #endif free ((__ptr_t) array[i]); array[i] = new; } return 0; } /* Return nonzero if PATTERN contains any metacharacters. Metacharacters can be quoted with backslashes if QUOTE is nonzero. */ int __glob_pattern_p (pattern, quote) const char *pattern; int quote; { register const char *p; int open = 0; for (p = pattern; *p != '\0'; ++p) switch (*p) { case '?': case '*': return 1; case '\\': if (quote && p[1] != '\0') ++p; break; case '[': open = 1; break; case ']': if (open) return 1; break; } return 0; } #ifdef _LIBC weak_alias (__glob_pattern_p, glob_pattern_p) #endif /* Like `glob', but PATTERN is a final pathname component, and matches are searched for in DIRECTORY. The GLOB_NOSORT bit in FLAGS is ignored. No sorting is ever done. The GLOB_APPEND flag is assumed to be set (always appends). */ static int glob_in_dir (pattern, directory, flags, errfunc, pglob) const char *pattern; const char *directory; int flags; int (*errfunc) __P ((const char *, int)); glob_t *pglob; { __ptr_t stream; struct globlink { struct globlink *next; char *name; }; struct globlink *names = NULL; size_t nfound; int meta; int save; 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 if (pattern[0] == '\0') { /* 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 { nfound = 0; meta = __glob_pattern_p (pattern, !(flags & GLOB_NOESCAPE)); if(meta) flags |= GLOB_MAGCHAR; 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 name = d->d_name; if ((!meta && strcmp (pattern, name) == 0) || fnmatch (pattern, name, (!(flags & GLOB_PERIOD) ? FNM_PERIOD : 0) | ((flags & GLOB_NOESCAPE) ? FNM_NOESCAPE : 0) #if defined _AMIGA || defined VMS | FNM_CASEFOLD #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; #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 new->next = names; names = new; ++nfound; if (!meta) break; } } } if (nfound == 0 && (flags & GLOB_NOMAGIC) && !meta) flags |= GLOB_NOCHECK; if (nfound == 0 && (flags & GLOB_NOCHECK)) { size_t len = strlen (pattern); nfound = 1; names = (struct globlink *) __alloca (sizeof (struct globlink)); names->next = NULL; 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 } 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; 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; } save = errno; if (flags & GLOB_ALTDIRFUNC) (*pglob->gl_closedir) (stream); else closedir ((DIR *) stream); __set_errno (save); return nfound == 0 ? GLOB_NOMATCH : 0; memory_error: { int save = errno; if (flags & GLOB_ALTDIRFUNC) (*pglob->gl_closedir) (stream); else closedir ((DIR *) stream); __set_errno (save); } while (names != NULL) { if (names->name != NULL) free ((__ptr_t) names->name); names = names->next; } return GLOB_NOSPACE; } #endif /* Not ELIDE_CODE. */