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//
// gitx.mm
// GitX
//
// Created by Ciarán Walsh on 15/08/2008.
// Copyright 2008 __MyCompanyName__. All rights reserved.
//
#import "PBCLIProxy.h"
#import "PBGitBinary.h"
#import "PBEasyPipe.h"
NSDistantObject* connect()
{
id proxy = [NSConnection rootProxyForConnectionWithRegisteredName:ConnectionName host:nil];
[proxy setProtocolForProxy:@protocol(GitXCliToolProtocol)];
return proxy;
}
NSDistantObject *createProxy()
{
NSDistantObject *proxy = connect();
if (proxy)
return proxy;
// The connection failed, so try to launch the app
[[NSWorkspace sharedWorkspace] launchAppWithBundleIdentifier: @"nl.frim.GitX"
options: NSWorkspaceLaunchWithoutActivation
additionalEventParamDescriptor: nil
launchIdentifier: nil];
// Now attempt to connect, allowing the app time to startup
for (int attempt = 0; proxy == nil && attempt < 50; ++attempt) {
if (proxy = connect())
return proxy;
usleep(15000);
}
// not succesful!
fprintf(stderr, "Couldn't connect to app server!\n");
exit(1);
return nil;
}
void usage(char const *programName)
{
printf("Usage: %s (--help|--version)\n", programName);
printf(" or: %s (--commit|-h)\n", programName);
printf(" or: %s <revlist options>\n", programName);
printf("\n");
printf("\t-h, --help print this help\n");
printf("\t--commit, -c start GitX in commit mode\n");
printf("\n");
printf("RevList options\n");
printf("\tSee 'man git-log' and 'man git-rev-list' for options you can pass to gitx\n");
printf("\n");
printf("\t--all show all branches\n");
printf("\t<branch> show specific branch\n");
printf("\t -- <path> show commits touching paths\n");
exit(1);
}
void version_info()
{
NSString *version = [[[NSBundle bundleForClass:[PBGitBinary class]] infoDictionary] valueForKey:@"CFBundleVersion"];
printf("This is GitX version %s\n", [version UTF8String]);
if ([PBGitBinary path])
printf("Using git found at %s, version %s\n", [[PBGitBinary path] UTF8String], [[PBGitBinary version] UTF8String]);
else
printf("GitX cannot find a git binary\n");
exit(1);
}
void handleSTDINDiff(id<GitXCliToolProtocol> proxy)
{
NSFileHandle *handle = [NSFileHandle fileHandleWithStandardInput];
NSData *data = [handle readDataToEndOfFile];
NSString *string = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
if (string && [string length] > 0) {
[proxy openDiffWindowWithDiff:string];
exit(0);
}
}
void handleDiffWithArguments(NSArray *arguments, NSString *directory, id<GitXCliToolProtocol> proxy)
{
int ret;
arguments = [[NSArray arrayWithObject:@"diff"] arrayByAddingObjectsFromArray:arguments];
NSString *diff = [PBEasyPipe outputForCommand:[PBGitBinary path] withArgs:arguments inDir:directory retValue:&ret];
if (ret) {
printf("Invalid diff command\n");
exit(3);
}
[proxy openDiffWindowWithDiff:diff];
exit(0);
}
int main(int argc, const char** argv)
{
if (argc >= 2 && (!strcmp(argv[1], "--help") || !strcmp(argv[1], "-h")))
usage(argv[0]);
if (argc >= 2 && (!strcmp(argv[1], "--version") || !strcmp(argv[1], "-v")))
version_info();
if (![PBGitBinary path]) {
printf("%s\n", [[PBGitBinary notFoundError] cStringUsingEncoding:NSUTF8StringEncoding]);
exit(2);
}
// Attempt to connect to the app
id proxy = createProxy();
// Create arguments
argv++; argc--;
NSMutableArray* arguments = [NSMutableArray arrayWithCapacity:argc];
int i = 0;
for (i = 0; i < argc; i++)
[arguments addObject: [NSString stringWithCString:argv[i]]];
if (!isatty(STDIN_FILENO) && fdopen(STDIN_FILENO, "r"))
handleSTDINDiff(proxy);
// From this point, we require a working directory
NSString *pwd = [[[NSProcessInfo processInfo] environment] objectForKey:@"PWD"];
if (!pwd)
exit(2);
if ([arguments count] > 0 && ([[arguments objectAtIndex:0] isEqualToString:@"--diff"] ||
[[arguments objectAtIndex:0] isEqualToString:@"-d"]))
handleDiffWithArguments([arguments subarrayWithRange:NSMakeRange(1, [arguments count] - 1)], pwd, proxy);
// No diff, just open the current dir
NSURL* url = [NSURL fileURLWithPath:pwd];
NSError* error = nil;
if (![proxy openRepository:url arguments: arguments error:&error]) {
fprintf(stderr, "Error opening repository at %s\n", [[url path] UTF8String]);
if (error)
fprintf(stderr, "\t%s\n", [[error localizedFailureReason] UTF8String]);
}
}
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