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-rw-r--r--library/platform/platform.tcl87
1 files changed, 61 insertions, 26 deletions
diff --git a/library/platform/platform.tcl b/library/platform/platform.tcl
index 572a8b4..dd2e66b 100644
--- a/library/platform/platform.tcl
+++ b/library/platform/platform.tcl
@@ -194,42 +194,45 @@ proc ::platform::identify {} {
# Do not look into /lib64 even if present, if the cpu
# doesn't fit.
+ # TODO: Determine the prefixes (i386, x86_64, ...) for
+ # other cpus. The path after the generic one is utterly
+ # specific to intel right now. Ok, on Ubuntu, possibly
+ # other Debian systems we may apparently be able to query
+ # the necessary CPU code. If we can't we simply use the
+ # hardwired fallback.
+
switch -exact -- $tcl_platform(wordSize) {
4 {
- set base /lib
+ lappend bases /lib
+ if {[catch {
+ exec dpkg-architecture -qDEB_HOST_MULTIARCH
+ } res]} {
+ lappend bases /lib/i386-linux-gnu
+ } else {
+ # dpkg-arch returns the full tripled, not just cpu.
+ lappend bases /lib/$res
+ }
}
8 {
- set base /lib64
+ lappend bases /lib64
+ if {[catch {
+ exec dpkg-architecture -qDEB_HOST_MULTIARCH
+ } res]} {
+ lappend bases /lib/x86_64-linux-gnu
+ } else {
+ # dpkg-arch returns the full tripled, not just cpu.
+ lappend bases /lib/$res
+ }
}
default {
return -code error "Bad wordSize $tcl_platform(wordSize), expected 4 or 8"
}
}
- set libclist [lsort [glob -nocomplain -directory $base libc*]]
- if {[llength $libclist]} {
- set libc [lindex $libclist 0]
-
- # Try executing the library first. This should suceed
- # for a glibc library, and return the version
- # information.
-
- if {![catch {
- set vdata [lindex [split [exec $libc] \n] 0]
- }]} {
- regexp {([0-9]+(\.[0-9]+)*)} $vdata -> v
- foreach {major minor} [split $v .] break
- set v glibc${major}.${minor}
- } else {
- # We had trouble executing the library. We are now
- # inspecting its name to determine the version
- # number. This code by Larry McVoy.
-
- if {[regexp -- {libc-([0-9]+)\.([0-9]+)} $libc -> major minor]} {
- set v glibc${major}.${minor}
- }
- }
+ foreach base $bases {
+ if {[LibcVersion $base -> v]} break
}
+
append plat -$v
return "${plat}-${cpu}"
}
@@ -238,6 +241,38 @@ proc ::platform::identify {} {
return $id
}
+proc ::platform::LibcVersion {base _->_ vv} {
+ upvar 1 $vv v
+ set libclist [lsort [glob -nocomplain -directory $base libc*]]
+
+ if {![llength $libclist]} { return 0 }
+
+ set libc [lindex $libclist 0]
+
+ # Try executing the library first. This should suceed
+ # for a glibc library, and return the version
+ # information.
+
+ if {![catch {
+ set vdata [lindex [split [exec $libc] \n] 0]
+ }]} {
+ regexp {([0-9]+(\.[0-9]+)*)} $vdata -> v
+ foreach {major minor} [split $v .] break
+ set v glibc${major}.${minor}
+ return 1
+ } else {
+ # We had trouble executing the library. We are now
+ # inspecting its name to determine the version
+ # number. This code by Larry McVoy.
+
+ if {[regexp -- {libc-([0-9]+)\.([0-9]+)} $libc -> major minor]} {
+ set v glibc${major}.${minor}
+ return 1
+ }
+ }
+ return 0
+}
+
# -- platform::patterns
#
# Given an exact platform identifier, i.e. _not_ the generic
@@ -333,7 +368,7 @@ proc ::platform::patterns {id} {
# ### ### ### ######### ######### #########
## Ready
-package provide platform 1.0.9
+package provide platform 1.0.10
# ### ### ### ######### ######### #########
## Demo application