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# Copyright (C) 2012-2020 Free Software Foundation, 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 3 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 GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
# helper to deal with fortran modules
# Remove files for specified Fortran modules.
# This includes both .mod and .smod files.
proc cleanup-modules { modlist } {
global clean
foreach mod [concat $modlist $clean] {
set m [string tolower $mod].mod
verbose "cleanup-module `$m'" 2
if [is_remote host] {
remote_file host delete $m
}
remote_file build delete $m
}
cleanup-submodules $modlist
}
# Remove files for specified Fortran submodules.
proc cleanup-submodules { modlist } {
global clean
foreach mod [concat $modlist $clean] {
set m [string tolower $mod].smod
verbose "cleanup-submodule `$m'" 2
if [is_remote host] {
remote_file host delete $m
}
remote_file build delete $m
}
}
proc keep-modules { modlist } {
global clean
# if the modlist is empty, keep everything
if {[llength $modlist] < 1} {
set clean {}
} else {
set cleansed {}
foreach cl $clean {
if {[lsearch $cl $modlist] < 0} {
lappend cleansed $cl
}
}
if {[llength $clean] == [llength $cleansed]} {
warning "keep-modules had no effect?! Possible typo in module name."
}
set clean $cleansed
}
}
# collect all module names from a source-file
proc list-module-names { files } {
global clean
set clean {}
foreach file $files {
foreach mod [list-module-names-1 $file] {
if {[lsearch $clean $mod] < 0} {
lappend clean $mod
}
}
}
return [join $clean " "]
}
proc list-module-names-1 { file } {
set result {}
if {[file isdirectory $file]} {return}
# Find lines containing INCLUDE, MODULE, and SUBMODULE, excluding the lines containing
# MODULE [PURE|(IMPURE\s+)?ELEMENTAL|RECURSIVE] (PROCEDURE|FUNCTION|SUBROUTINE)
set pat {^\s*((#)?\s*include|(sub)?module(?!\s+((pure|(impure\s+)?elemental|recursive)\s+)?(procedure|function|subroutine)[:\s]+))\s*.*}
set tmp [igrep $file $pat line]
if {![string match "" $tmp]} {
foreach i $tmp {
regexp -nocase {(\d+)\s+#?\s*include\s+["']([^"']*)["']} $i dummy lineno include_file
if {[info exists include_file]} {
set dir [file dirname $file]
set inc "$dir/$include_file"
unset include_file
if {![file readable $inc]} {
# We do not currently use include path search logic, punt
continue
}
verbose "Line $lineno includes `$inc'" 3
foreach mod [list-module-names-1 $inc] {
if {[lsearch $result $mod] < 0} {
lappend result $mod
}
}
continue
}
regexp -nocase {(\d+)\s+(module|submodule)\s*([^;]*)} $i i lineno keyword mod
if {![info exists mod]} {
continue
}
# Generates the file name mod_name@submod_name from
# (\s*mod_name[:submod_name]\s*)\s*submod_name\s*[! comment]
regsub {\s*!.*} $mod "" mod
regsub {:[^)]*} $mod "" mod
regsub {\(\s*} $mod "" mod
regsub {\s*\)\s*} $mod "@" mod
verbose "Line $lineno mentions module `$mod'" 3
if {[lsearch $result $mod] < 0} {
lappend result $mod
}
}
}
return $result
}
# Looks for case insensitive occurrences of a string in a file.
# return:list of lines that matched or NULL if none match.
# args: first arg is the filename,
# second is the pattern,
# third are any options.
# Options: line - puts line numbers of match in list
#
proc igrep { args } {
set file [lindex $args 0]
set pattern [lindex $args 1]
verbose "Grepping $file for the pattern \"$pattern\"" 3
set argc [llength $args]
if { $argc > 2 } {
for { set i 2 } { $i < $argc } { incr i } {
append options [lindex $args $i]
append options " "
}
} else {
set options ""
}
set i 0
set fd [open $file r]
while { [gets $fd cur_line]>=0 } {
incr i
if {[regexp -nocase -- "$pattern" $cur_line match]} {
if {![string match "" $options]} {
foreach opt $options {
switch $opt {
"line" {
lappend grep_out [concat $i $match]
}
}
}
} else {
lappend grep_out $match
}
}
}
close $fd
unset fd
unset i
if {![info exists grep_out]} {
set grep_out ""
}
return $grep_out
}
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