diff options
Diffstat (limited to 'dirent')
| -rw-r--r-- | dirent/Makefile | 3 | ||||
| -rw-r--r-- | dirent/alphasort.c | 6 | ||||
| -rw-r--r-- | dirent/alphasort64.c | 27 | ||||
| -rw-r--r-- | dirent/dirent.h | 46 | ||||
| -rw-r--r-- | dirent/scandir.c | 15 | ||||
| -rw-r--r-- | dirent/scandir64.c | 93 | ||||
| -rw-r--r-- | dirent/versionsort.c | 4 | ||||
| -rw-r--r-- | dirent/versionsort64.c | 27 |
8 files changed, 199 insertions, 22 deletions
diff --git a/dirent/Makefile b/dirent/Makefile index e763dabeb7..aebbd64b5f 100644 --- a/dirent/Makefile +++ b/dirent/Makefile @@ -24,7 +24,8 @@ subdir := dirent headers := dirent.h bits/dirent.h routines := opendir closedir readdir readdir_r rewinddir \ seekdir telldir scandir alphasort versionsort \ - getdents dirfd readdir64 readdir64_r + getdents dirfd readdir64 readdir64_r scandir64 \ + alphasort64 versionsort64 distribute := dirstream.h tests := list tst-seekdir opendir-tst1 diff --git a/dirent/alphasort.c b/dirent/alphasort.c index 95e0da056c..a589775ef1 100644 --- a/dirent/alphasort.c +++ b/dirent/alphasort.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1992, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1992, 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -22,6 +22,6 @@ int alphasort (const void *a, const void *b) { - return strcmp ((*(const struct dirent **) a)->d_name, - (*(const struct dirent **) b)->d_name); + return strcoll ((*(const struct dirent **) a)->d_name, + (*(const struct dirent **) b)->d_name); } diff --git a/dirent/alphasort64.c b/dirent/alphasort64.c new file mode 100644 index 0000000000..d48004f2c4 --- /dev/null +++ b/dirent/alphasort64.c @@ -0,0 +1,27 @@ +/* Copyright (C) 1992, 1997, 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C 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. + + The GNU C 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 the GNU C 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. */ + +#include <dirent.h> +#include <string.h> + +int +alphasort64 (const void *a, const void *b) +{ + return strcoll ((*(const struct dirent64 **) a)->d_name, + (*(const struct dirent64 **) b)->d_name); +} diff --git a/dirent/dirent.h b/dirent/dirent.h index 63986bfc0f..07d543b6e2 100644 --- a/dirent/dirent.h +++ b/dirent/dirent.h @@ -135,6 +135,7 @@ extern struct dirent *readdir __P ((DIR *__dirp)) __asm__ ("readdir64"); #endif #ifdef __USE_LARGEFILE64 +extern struct dirent64 *__readdir64 __P ((DIR *__dirp)); extern struct dirent64 *readdir64 __P ((DIR *__dirp)); #endif @@ -199,18 +200,49 @@ extern int dirfd __P ((DIR *__dirp)); Entries for which SELECT returns nonzero are individually malloc'd, sorted using qsort with CMP, and collected in a malloc'd array in *NAMELIST. Returns the number of entries selected, or -1 on error. */ -extern int scandir __P ((__const char *__dir, - struct dirent ***__namelist, - int (*__selector) __P ((__const struct dirent *)), - int (*__cmp) __P ((__const __ptr_t, - __const __ptr_t)))); +# ifndef __USE_FILE_OFFSET64 +extern int scandir __P ((__const char *__dir, struct dirent ***__namelist, + int (*__selector) (__const struct dirent *), + int (*__cmp) (__const __ptr_t, __const __ptr_t))); +# else +extern int scandir __P ((__const char *__dir, struct dirent ***__namelist, + int (*__selector) (__const struct dirent *), + int (*__cmp) (__const __ptr_t, __const __ptr_t))) + __asm__ ("scandir64"); +# endif + +# if defined __USE_GNU && defined __USE_LARGEFILE64 +/* This function is like `scandir' but it uses the 64bit dirent structure. + Please note that the CMP function must now work with struct dirent64 **. */ +extern int scandir64 __P ((__const char *__dir, struct dirent64 ***__namelist, + int (*__selector) (__const struct dirent64 *), + int (*__cmp) (__const __ptr_t, __const __ptr_t))); +# endif /* Function to compare two `struct dirent's alphabetically. */ -extern int alphasort __P ((__const __ptr_t, __const __ptr_t)); +# ifndef __USE_FILE_OFFSET64 +extern int alphasort __P ((__const __ptr_t __e1, __const __ptr_t __e2)); +# else +extern int alphasort __P ((__const __ptr_t __e1, __const __ptr_t __e2)) + __asm__ ("alphasort64"); +# endif + +# if defined __USE_GNU && defined __USE_LARGEFILE64 +extern int alphasort64 __P ((__const __ptr_t __e1, __const __ptr_t __e2)); +# endif # ifdef __USE_GNU /* Function to compare two `struct dirent's by name & version. */ -extern int versionsort __P ((__const __ptr_t, __const __ptr_t)); +# ifndef __USE_FILE_OFFSET64 +extern int versionsort __P ((__const __ptr_t __e1, __const __ptr_t __e2)); +# else +extern int versionsort __P ((__const __ptr_t __e1, __const __ptr_t __e2)) + __asm__ ("versionsort64"); +# endif + +# ifdef __USE_LARGEFILE64 +extern int versionsort64 __P ((__const __ptr_t __e1, __const __ptr_t __e2)); +# endif # endif /* Read directory entries from FD into BUF, reading at most NBYTES. diff --git a/dirent/scandir.c b/dirent/scandir.c index ef7531fa95..cffc8a98cb 100644 --- a/dirent/scandir.c +++ b/dirent/scandir.c @@ -44,6 +44,7 @@ scandir (dir, namelist, select, cmp) while ((d = __readdir (dp)) != NULL) if (select == NULL || (*select) (d)) { + struct dirent *vnew; size_t dsize; /* Ignore errors from select or readdir */ @@ -58,20 +59,16 @@ scandir (dir, namelist, select, cmp) vsize *= 2; new = (struct dirent **) realloc (v, vsize * sizeof (*v)); if (new == NULL) - { - lose: - __set_errno (ENOMEM); - break; - } + break; v = new; } dsize = &d->d_name[_D_ALLOC_NAMLEN (d)] - (char *) d; - v[i] = (struct dirent *) malloc (dsize); - if (v[i] == NULL) - goto lose; + vnew = (struct dirent *) malloc (dsize); + if (vnew == NULL) + break; - memcpy (v[i++], d, dsize); + v[i++] = (struct dirent *) memcpy (vnew, d, dsize); } if (errno != 0) diff --git a/dirent/scandir64.c b/dirent/scandir64.c new file mode 100644 index 0000000000..a0b7406aac --- /dev/null +++ b/dirent/scandir64.c @@ -0,0 +1,93 @@ +/* Copyright (C) 1992, 93, 94, 95, 96, 97, 98 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C 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. + + The GNU C 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 the GNU C 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. */ + +#include <dirent.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> + +int +scandir64 (dir, namelist, select, cmp) + const char *dir; + struct dirent64 ***namelist; + int (*select) __P ((const struct dirent64 *)); + int (*cmp) __P ((const void *, const void *)); +{ + DIR *dp = opendir (dir); + struct dirent64 **v = NULL; + size_t vsize = 0, i; + struct dirent64 *d; + int save; + + if (dp == NULL) + return -1; + + save = errno; + __set_errno (0); + + i = 0; + while ((d = __readdir64 (dp)) != NULL) + if (select == NULL || (*select) (d)) + { + struct dirent64 *vnew; + size_t dsize; + + /* Ignore errors from select or readdir */ + __set_errno (0); + + if (i == vsize) + { + struct dirent64 **new; + if (vsize == 0) + vsize = 10; + else + vsize *= 2; + new = (struct dirent64 **) realloc (v, vsize * sizeof (*v)); + if (new == NULL) + break; + v = new; + } + + dsize = &d->d_name[_D_ALLOC_NAMLEN (d)] - (char *) d; + vnew = (struct dirent64 *) malloc (dsize); + if (vnew == NULL) + break; + + v[i++] = (struct dirent64 *) memcpy (vnew, d, dsize); + } + + if (errno != 0) + { + save = errno; + (void) closedir (dp); + while (i > 0) + free (v[--i]); + free (v); + __set_errno (save); + return -1; + } + + (void) closedir (dp); + __set_errno (save); + + /* Sort the list if we have a comparison function to sort with. */ + if (cmp != NULL) + qsort (v, i, sizeof (*v), cmp); + *namelist = v; + return i; +} diff --git a/dirent/versionsort.c b/dirent/versionsort.c index 182680bc45..88d6a614e5 100644 --- a/dirent/versionsort.c +++ b/dirent/versionsort.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1992, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1992, 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -23,5 +23,5 @@ int versionsort (const void *a, const void *b) { return strverscmp ((*(const struct dirent **) a)->d_name, - (*(const struct dirent **) b)->d_name); + (*(const struct dirent **) b)->d_name); } diff --git a/dirent/versionsort64.c b/dirent/versionsort64.c new file mode 100644 index 0000000000..b21f246e83 --- /dev/null +++ b/dirent/versionsort64.c @@ -0,0 +1,27 @@ +/* Copyright (C) 1992, 1997, 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C 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. + + The GNU C 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 the GNU C 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. */ + +#include <dirent.h> +#include <string.h> + +int +versionsort64 (const void *a, const void *b) +{ + return strverscmp ((*(const struct dirent64 **) a)->d_name, + (*(const struct dirent64 **) b)->d_name); +} |