93 lines
2.9 KiB
Tcl
Executable File
93 lines
2.9 KiB
Tcl
Executable File
#! /bin/sh
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# The next line is executed by /bin/sh, but not Tcl \
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exec tclsh $0 ${1+"$@"}
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# OpenSTA, Static Timing Analyzer
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# Copyright (c) 2025, Parallax Software, Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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#
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# The origin of this software must not be misrepresented; you must not
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# claim that you wrote the original software.
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#
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# Altered source versions must be plainly marked as such, and must not be
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# misrepresented as being the original software.
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#
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# This notice may not be removed or altered from any source distribution.
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# Usage: TclEncode encoded_filename var_name tcl_init_dir tcl_filename...
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# Encode the contents of tcl_filenames into a C character array
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# named var_name in the file encoded_filename.
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# Each TCL file is encoded as a separate string of three digit decimal numbers
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# that is unencoded and evaled on startup of the application.
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# The init variable character array is terminated with a NULL pointer.
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set encoded_filename [lindex $argv 0]
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set init_var [lindex $argv 1]
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set init_filenames [lrange $argv 2 end]
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# Microcruft Visual C-- ridiculously short max string constant length.
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set max_string_length 2000
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set out_stream [open $encoded_filename w]
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puts $out_stream "// TCL init file encoded by TclEncode.tcl"
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puts $out_stream "namespace sta {"
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puts $out_stream "const char *$init_var\[\] = {"
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puts -nonewline $out_stream "\""
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set encoded_length 0
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binary scan "\n" c newline_enc
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proc encode_line { line } {
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global encoded_length max_string_length
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global newline_enc out_stream
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set length [string length $line]
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set i 0
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while { $i < $length } {
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set ch [string index $line $i]
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binary scan $ch c enc
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puts -nonewline $out_stream [format "%03d" $enc]
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incr i
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incr encoded_length 3
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if { $encoded_length > $max_string_length } {
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puts $out_stream "\","
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puts -nonewline $out_stream "\""
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set encoded_length 0
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}
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}
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puts -nonewline $out_stream [format "%03d" $newline_enc]
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incr encoded_length 3
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}
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proc encode_file { filename } {
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set in_stream [open $filename r]
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while {![eof $in_stream]} {
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gets $in_stream line
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encode_line $line
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}
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close $in_stream
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}
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foreach filename $init_filenames {
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encode_file $filename
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}
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puts $out_stream "\","
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# NULL string to terminate char* array.
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puts $out_stream "0"
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puts $out_stream "};"
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puts $out_stream "} // namespace"
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close $out_stream
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