diff options
| -rw-r--r-- | configure.ac | 4 | ||||
| -rw-r--r-- | lib/libalpm/diskspace.c | 24 | ||||
| -rw-r--r-- | lib/libalpm/diskspace.h | 1 |
3 files changed, 25 insertions, 4 deletions
diff --git a/configure.ac b/configure.ac index 47d60938..1039bba1 100644 --- a/configure.ac +++ b/configure.ac @@ -194,6 +194,10 @@ AC_CHECK_FUNCS([geteuid getmntinfo realpath regcomp strcasecmp \ wcwidth uname]) # For the diskspace code FS_STATS_TYPE +AC_CHECK_MEMBERS([struct statvfs.f_flag],,,[[#include <sys/statvfs.h>]]) +AC_CHECK_MEMBERS([struct statfs.f_flags],,,[[#include <sys/param.h> + #include <sys/mount.h>]]) + # Enable large file support if available AC_SYS_LARGEFILE diff --git a/lib/libalpm/diskspace.c b/lib/libalpm/diskspace.c index 96f73008..c8c35742 100644 --- a/lib/libalpm/diskspace.c +++ b/lib/libalpm/diskspace.c @@ -19,6 +19,7 @@ #include "config.h" +#include <errno.h> #if defined(HAVE_MNTENT_H) #include <mntent.h> #endif @@ -66,7 +67,7 @@ static alpm_list_t *mount_point_list(void) #if defined HAVE_GETMNTENT struct mntent *mnt; FILE *fp; - FSSTATSTYPE fsp; + struct statvfs fsp; fp = setmntent(MOUNTED, "r"); @@ -75,16 +76,22 @@ static alpm_list_t *mount_point_list(void) } while((mnt = getmntent(fp))) { + if(!mnt) { + _alpm_log(PM_LOG_WARNING, _("could not get filesystem information\n")); + continue; + } if(statvfs(mnt->mnt_dir, &fsp) != 0) { _alpm_log(PM_LOG_WARNING, - _("could not get filesystem information for %s\n"), mnt->mnt_dir); + _("could not get filesystem information for %s: %s\n"), + mnt->mnt_dir, strerror(errno)); continue; } CALLOC(mp, 1, sizeof(alpm_mountpoint_t), RET_ERR(PM_ERR_MEMORY, NULL)); mp->mount_dir = strdup(mnt->mnt_dir); mp->mount_dir_len = strlen(mp->mount_dir); - memcpy(&(mp->fsp), &fsp, sizeof(FSSTATSTYPE)); + memcpy(&(mp->fsp), &fsp, sizeof(struct statvfs)); + mp->read_only = fsp.f_flag & ST_RDONLY; mount_points = alpm_list_add(mount_points, mp); } @@ -105,6 +112,11 @@ static alpm_list_t *mount_point_list(void) mp->mount_dir = strdup(fsp->f_mntonname); mp->mount_dir_len = strlen(mp->mount_dir); memcpy(&(mp->fsp), fsp, sizeof(FSSTATSTYPE)); +#if defined HAVE_STRUCT_STATVFS_F_FLAG + mp->read_only = fsp->f_flag & ST_RDONLY; +#elif defined HAVE_STRUCT_STATFS_F_FLAGS + mp->read_only = fsp->f_flags & MNT_RDONLY; +#endif mount_points = alpm_list_add(mount_points, mp); } @@ -295,7 +307,11 @@ int _alpm_check_diskspace(pmtrans_t *trans, pmdb_t *db_local) for(i = mount_points; i; i = alpm_list_next(i)) { alpm_mountpoint_t *data = i->data; - if(data->used == 1) { + if(data->used && data->read_only) { + _alpm_log(PM_LOG_ERROR, _("Partition %s is mounted read only\n"), + data->mount_dir); + abort = 1; + } else if(data->used) { /* cushion is roughly min(5% capacity, 20MiB) */ long fivepc = ((long)data->fsp.f_blocks / 20) + 1; long twentymb = (20 * 1024 * 1024 / (long)data->fsp.f_bsize) + 1; diff --git a/lib/libalpm/diskspace.h b/lib/libalpm/diskspace.h index ae99d0c8..7c7dcebd 100644 --- a/lib/libalpm/diskspace.h +++ b/lib/libalpm/diskspace.h @@ -37,6 +37,7 @@ typedef struct __alpm_mountpoint_t { long blocks_needed; long max_blocks_needed; int used; + int read_only; FSSTATSTYPE fsp; } alpm_mountpoint_t; |