/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/*
Copyright (c) 2013 D. Richard Hipp
This program is free software; you can redistribute it and/or
modify it under the terms of the Simplified BSD License (also
known as the "2-Clause License" or "FreeBSD License".)
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.
Author contact information:
drh@hwaci.com
http://www.hwaci.com/drh/
*****************************************************************************
A simple tool for dumping blobs to stdout.
*/
#include "fossil-scm/fossil-cli.h"
#include "fossil-scm/fossil-internal.h"
static void fcli_local_help(){
printf("Usage:\n\t%s [options] artifact_id\n\n", fcli.appName);
puts("Outputs content from fossil repositories. Options:\n");
puts("\n\t--artifact|-a=NAME specifies the artifact UUID "
"or symbolic name. May optionally be specified as the "
"first non-flag argument.\n");
puts("\n\t--output|-o=FILENAME outputs to the given file. "
"Default is stdout.\n");
puts("\n\t--raw fetches blobs in raw form, which means that no "
"undeltification is applied (but they are decompressed, if "
"needed).\n");
}
int main(int argc, char * const * argv ){
int rc = 0;
char * sym = NULL;
char * ofileName = NULL;
FILE * ofile = NULL;
fsl_cx * f;
fsl_db * db;
fsl_id_t rid = 0;
fsl_uuid_str uuid = NULL;
fsl_buffer blob = fsl_buffer_empty;
char raw;
fcli.appHelp = fcli_local_help;
rc = fcli_setup(argc, argv);
if(FSL_RC_BREAK==rc) /* --help */ return 0;
else if(rc) goto end;
f = fcli.f;
db = fsl_cx_db_repo(f);
if(!db){
rc = fsl_cx_err_set(f, FSL_RC_MISUSE,
"This app requires a repository db.");
goto end;
}
raw = fcli_flag("raw",NULL);
fcli_flag2("o", "output", &ofileName);
fcli_flag_or_arg("a", "artifact", &sym);
if(fcli_has_unused_flags(0)) goto end;
if(!sym){
fcli_err_set(FSL_RC_MISUSE, "Missing artifact UUID argument.");
goto end;
}
else if(ofileName){
ofile = fsl_fopen(ofileName, "w");
if(!ofile){
rc = fcli_err_set(FSL_RC_IO,
"Could not open file for writing: %s", ofileName);
}
fsl_free(ofileName);
ofileName = NULL;
if(rc) goto end;
}
rc = fsl_sym_to_uuid(f, sym, FSL_CATYPE_ANY, &uuid, &rid);
if(rc) goto end;
FCLI_V(("Symbol [%s] resolved to [%.*s] (rid %"FSL_ID_T_PFMT")\n",
sym, 12, uuid, rid));
rc = raw
? fsl_content_blob(f, rid, &blob)
: fsl_content_get(f, rid, &blob);
if(!rc){
fwrite(blob.mem, blob.used, 1, ofile ? ofile : stdout);
}
end:
fsl_fclose(ofile);
fsl_buffer_clear(&blob);
fsl_free(sym);
fsl_free(uuid);
return fcli_err_report(1) ? EXIT_FAILURE : EXIT_SUCCESS;
}