1if [ ! "$_MEDIA_COMMON_SUBR" ]; then _MEDIA_COMMON_SUBR=1 2# 3# Copyright (c) 2012-2013 Devin Teske 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: --- 10 unchanged lines hidden (view full) --- 19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25# SUCH DAMAGE. 26# |
27# $FreeBSD: stable/9/usr.sbin/bsdconfig/share/media/common.subr 263791 2014-03-27 03:20:47Z dteske $ |
28# 29############################################################ INCLUDES 30 31BSDCFG_SHARE="/usr/share/bsdconfig" 32. $BSDCFG_SHARE/common.subr || exit 1 33f_dprintf "%s: loading includes..." media/common.subr 34f_include $BSDCFG_SHARE/device.subr 35f_include $BSDCFG_SHARE/media/any.subr 36f_include $BSDCFG_SHARE/struct.subr 37 38############################################################ GLOBALS 39 40# 41# Where to mount media 42# 43MOUNTPOINT=/dist 44 |
45# 46# Media probe values to use for `f_media_get_TYPE media $file $PROBE' or 47# `f_device_get media $file $PROBE' (where $PROBE is one of the below values). 48# 49PROBE_EXIST=1 50PROBE_SIZE=2 51 |
52############################################################ FUNCTIONS 53 54# f_media_open 55# 56# Returms success if able to initialize the media device. 57# 58f_media_open() 59{ --- 25 unchanged lines hidden (view full) --- 85# more details. 86# 87f_media_verify() 88{ 89 f_dprintf "f_media_verify: Verifying media device" 90 f_struct device_media || f_media_get_type 91} 92 |
93# f_media_generic_get $base $file [$probe_type] |
94# 95# A generic open which follows a well-known "path" of places to look. If |
96# $probe_type is present and non-NULL, returns success if $file exists. If 97# $probe_type is equal to $PROBE_SIZE, prints the size of $file in bytes to 98# standard-out. |
99# 100f_media_generic_get() 101{ |
102 local funcname=f_media_generic_get 103 local base="$1" file="$2" probe_type="$3" |
104 105 local fname=f_media_generic_get |
106 f_dprintf "%s: base=[%s] files=[%s] probe_type=%s" \ 107 $fname "$base" "$file" "$probe_type" |
108 109 local rel path 110 f_getvar $VAR_RELNAME rel 111 for path in \ 112 "$base/$file" \ 113 "$base/FreeBSD/$file" \ 114 "$base/releases/$file" \ 115 "$base/$rel/$file" \ 116 ; do 117 if [ -f "$path" -a -r "$path" ]; then 118 f_dprintf "%s: file exists path=[%s]" $fname "$path" |
119 if [ "$probe_type" = "$PROBE_SIZE" ]; then 120 local size 121 f_eval_catch -dk size $funcname stat \ 122 'stat -f %%z "%s"' "$path" || size=-1 123 f_isinteger "$size" || size=-1 124 echo $size 125 fi 126 [ "$probe_type" ] && return $SUCCESS |
127 cat "$path" |
128 return $? |
129 fi 130 done 131 132 path="$base/releases/$rel/$file" # Final path to try 133 if [ -f "$path" -a -r "$path" ]; then 134 f_dprintf "%s: file exists path=[%s]" $fname "$path" |
135 if [ "$probe_type" = "$PROBE_SIZE" ]; then 136 local size 137 f_eval_catch -dk size $funcname stat \ 138 'stat -f %%z "%s"' "$path" || size=-1 139 f_isinteger "$size" || size=-1 140 echo $size 141 fi 142 [ "$probe_type" ] && return $SUCCESS 143 elif [ "$probe_type" ]; then 144 [ "$probe_type" = "$PROBE_SIZE" ] && echo "-1" |
145 return $FAILURE 146 fi 147 cat "$base/releases/$rel/$file" # Final path to try 148} 149 150############################################################ MAIN 151 152f_dprintf "%s: Successfully loaded." media/common.subr 153 154fi # ! $_MEDIA_COMMON_SUBR |