From 5a30d59c3d24c04fb93b8bdfb95f94b124203aa1 Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Thu, 5 Apr 2007 22:19:43 +0000 Subject: svn add match_fstype.c :( --- libbb/match_fstype.c | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 libbb/match_fstype.c (limited to 'libbb/match_fstype.c') diff --git a/libbb/match_fstype.c b/libbb/match_fstype.c new file mode 100644 index 000000000..7698ceb08 --- /dev/null +++ b/libbb/match_fstype.c @@ -0,0 +1,44 @@ +/* vi: set sw=4 ts=4: */ +/* + * Match fstypes for use in mount unmount + * We accept notmpfs,nfs but not notmpfs,nonfs + * This allows us to match fstypes that start with no like so + * mount -at ,noddy + * + * Returns 0 for a match, otherwise -1 + * + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. + */ + +#include "libbb.h" + +int match_fstype(const struct mntent *mt, const char *fstype) +{ + int no = 0; + int len; + + if (!mt) + return -1; + + if (!fstype) + return 0; + + if (fstype[0] == 'n' && fstype[1] == 'o') { + no = -1; + fstype += 2; + } + + len = strlen(mt->mnt_type); + while (fstype) { + if (!strncmp(mt->mnt_type, fstype, len) + && (!fstype[len] || fstype[len] == ',') + ) { + return no; + } + fstype = strchr(fstype, ','); + if (fstype) + fstype++; + } + + return -(no + 1); +} -- cgit v1.2.3