diff options
Diffstat (limited to 'libreport/src/lib/dirsize.c')
-rw-r--r-- | libreport/src/lib/dirsize.c | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/libreport/src/lib/dirsize.c b/libreport/src/lib/dirsize.c new file mode 100644 index 00000000..88733ae0 --- /dev/null +++ b/libreport/src/lib/dirsize.c @@ -0,0 +1,110 @@ +/* + Copyright (C) 2009 Jiri Moskovcak (jmoskovc@redhat.com) + Copyright (C) 2009 RedHat inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License along + with this program; if not, write to the Free Software Foundation, Inc., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +*/ +#include "libreport.h" + +double get_dirsize(const char *pPath) +{ + DIR *dp = opendir(pPath); + if (dp == NULL) + return 0; + + struct dirent *ep; + struct stat statbuf; + double size = 0; + while ((ep = readdir(dp)) != NULL) + { + if (dot_or_dotdot(ep->d_name)) + continue; + char *dname = concat_path_file(pPath, ep->d_name); + if (lstat(dname, &statbuf) != 0) + { + free(dname); + continue; + } + if (S_ISDIR(statbuf.st_mode)) + { + size += get_dirsize(dname); + } + else if (S_ISREG(statbuf.st_mode)) + { + size += statbuf.st_size; + } + free(dname); + } + closedir(dp); + return size; +} + +double get_dirsize_find_largest_dir( + const char *pPath, + char **worst_dir, + const char *excluded) +{ + if (worst_dir) + *worst_dir = NULL; + + DIR *dp = opendir(pPath); + if (dp == NULL) + return 0; + + struct dirent *ep; + struct stat statbuf; + double size = 0; + double maxsz = 0; + while ((ep = readdir(dp)) != NULL) + { + if (dot_or_dotdot(ep->d_name)) + continue; + char *dname = concat_path_file(pPath, ep->d_name); + if (lstat(dname, &statbuf) != 0) + { + free(dname); + continue; + } + if (S_ISDIR(statbuf.st_mode)) + { + double sz = get_dirsize(dname); + size += sz; + + if (worst_dir && (!excluded || strcmp(excluded, ep->d_name) != 0)) + { + /* Calculate "weighted" size and age + * w = sz_kbytes * age_mins */ + sz /= 1024; + long age = (time(NULL) - statbuf.st_mtime) / 60; + if (age > 0) + sz *= age; + + if (sz > maxsz) + { + maxsz = sz; + free(*worst_dir); + *worst_dir = xstrdup(ep->d_name); + } + } + } + else if (S_ISREG(statbuf.st_mode)) + { + size += statbuf.st_size; + } + free(dname); + } + closedir(dp); + return size; +} |