static const char *synopsis = "Identify differences between two traces.";
+static os::String
+find_command(void)
+{
+ return trace::findScript("tracediff.py");
+}
+
static void
usage(void)
{
- std::cout
- << "usage: apitrace diff <trace-1> <trace-2>\n"
- << synopsis << "\n"
- "\n"
- " Both input files should be the result of running 'apitrace trace'.\n";
+ os::String command = find_command();
+ if (!command.length()) {
+ exit(1);
+ }
+
+ char *args[3];
+ args[0] = (char *) command.str();
+ args[1] = (char *) "--help";
+ args[2] = NULL;
+
+ os::execute(args);
}
static int
{
int i;
- for (i = 1; i < argc; ++i) {
- const char *arg = argv[i];
-
- if (arg[0] != '-') {
- break;
- }
-
- if (!strcmp(arg, "--")) {
- i++;
- break;
- } else if (!strcmp(arg, "--help")) {
- usage();
- return 0;
- } else {
- std::cerr << "error: unknown option " << arg << "\n";
- usage();
- return 1;
- }
- }
-
- if (argc - i != 2) {
- std::cerr << "Error: diff requires exactly two trace files as arguments.\n";
- usage();
+ os::String command = find_command();
+ if (!command.length()) {
return 1;
}
- char *file1, *file2;
-
- file1 = argv[i];
- file2 = argv[i+1];
-
- os::String command = trace::findScript("tracediff.sh");
+ os::String apitracePath = os::getProcessName();
- char* args[4];
-
- args[0] = (char *) command.str();
- args[1] = file1;
- args[2] = file2;
- args[3] = NULL;
-
-#ifdef _WIN32
- std::cerr << "The 'apitrace diff' command is not yet supported on this O/S.\n";
- return 1;
-#else
- os::String apitrace = os::getProcessName();
- setenv("APITRACE", apitrace.str(), 1);
+ std::vector<const char *>args;
+ args.push_back(command.str());
+ args.push_back("--apitrace");
+ args.push_back(apitracePath.str());
+ for (i = 1; i < argc; i++) {
+ args.push_back(argv[i]);
+ }
+ args.push_back(NULL);
- return os::execute(args);
-#endif
+ return os::execute((char * const *)&args[0]);
}
const Command diff_command = {
--- /dev/null
+#!/usr/bin/env python
+##########################################################################
+#
+# Copyright 2011 Jose Fonseca
+# All Rights Reserved.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+##########################################################################/
+
+
+import platform
+import optparse
+import os
+import shutil
+import subprocess
+import sys
+import tempfile
+
+
+def stripdump(trace, fifo):
+ dump = subprocess.Popen(
+ args = [
+ options.apitrace,
+ 'dump',
+ '--color=never',
+ '--arg-names=no',
+ '--calls=' + options.calls,
+ trace
+ ],
+ stdout = subprocess.PIPE,
+ universal_newlines = True,
+ )
+
+ sed = subprocess.Popen(
+ args = [
+ 'sed',
+ '-e', r's/\r$//g',
+ '-e', r's/^[0-9]\+ //',
+ '-e', r's/hdc = \w\+/hdc/g',
+ ],
+ stdin = dump.stdout,
+ stdout = open(fifo, 'wt')
+ universal_newlines = True,
+ )
+
+
+def diff(traces):
+ fifodir = tempfile.mkdtemp()
+ try:
+ fifos = []
+ for i in range(len(traces)):
+ trace = traces[i]
+ fifo = os.path.join(fifodir, str(i))
+ stripdump(trace, fifo)
+ fifos.append(fifo)
+
+ # TODO use difflib instead
+ sdiff = subprocess.Popen(
+ args = [
+ 'sdiff',
+ '--width=%u' % options.width,
+ '--speed-large-files',
+ ] + fifos,
+ stdout = subprocess.PIPE
+ universal_newlines = True,
+ )
+
+ less = subprocess.Popen(
+ args = ['less', '-FRXn'],
+ stdin = sdiff.stdout
+ )
+
+ less.wait()
+
+ finally:
+ shutil.rmtree(fifodir)
+
+
+def columns():
+ import curses
+ curses.setupterm()
+ return curses.tigetnum('cols')
+
+
+def main():
+ '''Main program.
+ '''
+
+ default_width = columns()
+
+ # Parse command line options
+ optparser = optparse.OptionParser(
+ usage='\n\t%prog [options] -- TRACE_FILE TRACE_FILE',
+ version='%%prog')
+ optparser.add_option(
+ '-a', '--apitrace', metavar='PROGRAM',
+ type='string', dest='apitrace', default='apitrace',
+ help='apitrace command [default: %default]')
+ optparser.add_option(
+ '-c', '--calls', metavar='CALLSET',
+ type="string", dest="calls", default='1-10000',
+ help="calls to compare [default: %default]")
+ optparser.add_option(
+ '-w', '--width', metavar='NUM',
+ type="string", dest="width", default=default_width,
+ help="columns [default: %default]")
+
+ global options
+ (options, args) = optparser.parse_args(sys.argv[1:])
+ if len(args) != 2:
+ optparser.error("incorrect number of arguments")
+
+ diff(args)
+
+
+if __name__ == '__main__':
+ main()
+++ /dev/null
-#!/bin/bash
-##########################################################################
-#
-# Copyright 2011 Jose Fonseca
-# All Rights Reserved.
-#
-# Permission is hereby granted, free of charge, to any person obtaining a copy
-# of this software and associated documentation files (the "Software"), to deal
-# in the Software without restriction, including without limitation the rights
-# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-# copies of the Software, and to permit persons to whom the Software is
-# furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice shall be included in
-# all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-# THE SOFTWARE.
-#
-##########################################################################/
-
-set -e
-
-APITRACE=${APITRACE:-apitrace}
-
-$APITRACE dump
-
-stripdump () {
- $APITRACE dump --color=never --arg-names=no "$1" \
- | sed \
- -e 's/\r$//g' \
- -e 's/^[0-9]\+ //' \
- -e 's/hdc = \w\+/hdc/g' \
- | head -1000 \
- > "$2"
-}
-
-FIFODIR=`mktemp -d`
-FIFO1="$FIFODIR/1"
-FIFO2="$FIFODIR/2"
-
-mkfifo "$FIFO1"
-mkfifo "$FIFO2"
-
-stripdump "$1" "$FIFO1" &
-stripdump "$2" "$FIFO2" &
-
-sdiff \
- --width=`tput cols` \
- --speed-large-files \
- "$FIFO1" "$FIFO2" \
-| less -R
-
-rm -rf "$FIFODIR"