bool unc_homedir(std::string& home)
{
if (unc_getenv("HOME", home))
{
return true;
}
if (unc_getenv("USERPROFILE", home))
{
return true;
}
std::string hd, hp;
if (unc_getenv("HOMEDRIVE", hd) && unc_getenv("HOMEPATH", hp))
{
home = hd + hp;
return true;
}
return false;
}
int main(int argc, char *argv[])
{
string cfg_file;
const char *parsed_file = NULL;
const char *source_file = NULL;
const char *output_file = NULL;
const char *source_list = NULL;
log_mask_t mask;
int idx;
const char *p_arg;
/* If ran without options... check keyword sort and show the usage info */
if (argc == 1)
{
keywords_are_sorted();
usage_exit(NULL, argv[0], EXIT_SUCCESS);
}
/* Build options map */
register_options();
Args arg(argc, argv);
if (arg.Present("--version") || arg.Present("-v"))
{
version_exit();
}
if (arg.Present("--help") || arg.Present("-h") ||
arg.Present("--usage") || arg.Present("-?"))
{
usage_exit(NULL, argv[0], EXIT_SUCCESS);
}
if (arg.Present("--show-config"))
{
print_options(stdout, true);
return(0);
}
#ifdef WIN32
/* tell windoze not to change what I write to stdout */
(void)_setmode(_fileno(stdout), _O_BINARY);
#endif
/* Init logging */
log_init(stderr);
if (arg.Present("-q"))
{
logmask_from_string("", mask);
log_set_mask(mask);
}
if (((p_arg = arg.Param("-L")) != NULL) ||
((p_arg = arg.Param("--log")) != NULL))
{
logmask_from_string(p_arg, mask);
log_set_mask(mask);
}
cpd.frag = arg.Present("--frag");
if ((p_arg = arg.Param("--decode")) != NULL)
{
log_pcf_flags(LSYS, strtoul(p_arg, NULL, 16));
exit(EXIT_SUCCESS);
}
/* Get the config file name */
if (((p_arg = arg.Param("--config")) != NULL) ||
((p_arg = arg.Param("-c")) != NULL))
{
cfg_file = p_arg;
}
/* Try to file a config at an alternate location */
if (cfg_file.empty())
{
if (!unc_getenv("UNCRUSTIFY_CONFIG", cfg_file))
{
string home;
if (unc_homedir(home))
{
struct stat tmp_stat;
string path;
path = home + "/uncrustify.cfg";
if (stat(path.c_str(), &tmp_stat) == 0)
{
cfg_file = path;
}
else
{
path = home + "/.uncrustify.cfg";
if (stat(path.c_str(), &tmp_stat) == 0)
{
cfg_file = path;
}
}
}
}
}
/* Get the parsed file name */
if (((parsed_file = arg.Param("--parsed")) != NULL) ||
((parsed_file = arg.Param("-p")) != NULL))
{
LOG_FMT(LNOTE, "Will export parsed data to: %s\n", parsed_file);
}
/* Enable log sevs? */
if (arg.Present("-s") || arg.Present("--show"))
{
log_show_sev(true);
}
/* Load the config file */
set_option_defaults();
/* Load type files */
idx = 0;
while ((p_arg = arg.Params("-t", idx)) != NULL)
{
load_keyword_file(p_arg);
}
/* add types */
idx = 0;
while ((p_arg = arg.Params("--type", idx)) != NULL)
{
add_keyword(p_arg, CT_TYPE);
}
/* Load define files */
idx = 0;
while ((p_arg = arg.Params("-d", idx)) != NULL)
{
load_define_file(p_arg);
}
/* add defines */
idx = 0;
while ((p_arg = arg.Params("--define", idx)) != NULL)
{
add_define(p_arg, NULL);
}
/* Check for a language override */
if ((p_arg = arg.Param("-l")) != NULL)
{
cpd.lang_flags = language_from_tag(p_arg);
if (cpd.lang_flags == 0)
{
LOG_FMT(LWARN, "Ignoring unknown language: %s\n", p_arg);
}
else
{
cpd.lang_forced = true;
}
}
/* Get the source file name */
if (((source_file = arg.Param("--file")) == NULL) &&
((source_file = arg.Param("-f")) == NULL))
{
// not using a single file, source_file is NULL
}
if (((source_list = arg.Param("--files")) == NULL) &&
((source_list = arg.Param("-F")) == NULL))
{
// not using a file list, source_list is NULL
}
const char *prefix = arg.Param("--prefix");
const char *suffix = arg.Param("--suffix");
bool no_backup = arg.Present("--no-backup");
bool replace = arg.Present("--replace");
bool keep_mtime = arg.Present("--mtime");
bool update_config = arg.Present("--update-config");
bool update_config_wd = arg.Present("--update-config-with-doc");
bool detect = arg.Present("--detect");
/* Grab the output override */
output_file = arg.Param("-o");
LOG_FMT(LDATA, "config_file = %s\n", cfg_file.c_str());
LOG_FMT(LDATA, "output_file = %s\n", (output_file != NULL) ? output_file : "null");
LOG_FMT(LDATA, "source_file = %s\n", (source_file != NULL) ? source_file : "null");
LOG_FMT(LDATA, "source_list = %s\n", (source_list != NULL) ? source_list : "null");
LOG_FMT(LDATA, "prefix = %s\n", (prefix != NULL) ? prefix : "null");
LOG_FMT(LDATA, "suffix = %s\n", (suffix != NULL) ? suffix : "null");
LOG_FMT(LDATA, "replace = %d\n", replace);
LOG_FMT(LDATA, "no_backup = %d\n", no_backup);
LOG_FMT(LDATA, "detect = %d\n", detect);
if (replace || no_backup)
{
if ((prefix != NULL) || (suffix != NULL))
{
usage_exit("Cannot use --replace with --prefix or --suffix", argv[0], 66);
}
if ((source_file != NULL) || (output_file != NULL))
{
usage_exit("Cannot use --replace or --no-backup with -f or -o", argv[0], 66);
}
}
else
{
if ((prefix == NULL) && (suffix == NULL))
{
suffix = ".uncrustify";
}
}
/* Try to load the config file, if available.
* It is optional for "--universalindent" and "--detect", but required for
* everything else.
*/
if (!cfg_file.empty())
{
cpd.filename = cfg_file.c_str();
if (load_option_file(cpd.filename) < 0)
{
usage_exit("Unable to load the config file", argv[0], 56);
}
}
if (arg.Present("--universalindent"))
{
FILE *pfile = stdout;
if (output_file != NULL)
{
pfile = fopen(output_file, "w");
if (pfile == NULL)
{
fprintf(stderr, "Unable to open %s for write: %s (%d)\n",
output_file, strerror(errno), errno);
return(EXIT_FAILURE);
}
}
print_universal_indent_cfg(pfile);
return(EXIT_SUCCESS);
}
if (detect)
{
file_mem fm;
if ((source_file == NULL) || (source_list != NULL))
{
fprintf(stderr, "The --detect option requires a single input file\n");
return(EXIT_FAILURE);
}
/* Do some simple language detection based on the filename extension */
if (!cpd.lang_forced || (cpd.lang_flags == 0))
{
cpd.lang_flags = language_from_filename(source_file);
}
/* Try to read in the source file */
if (load_mem_file(source_file, fm) < 0)
{
LOG_FMT(LERR, "Failed to load (%s)\n", source_file);
cpd.error_count++;
return(EXIT_FAILURE);
}
uncrustify_start(fm.data);
detect_options();
uncrustify_end();
redir_stdout(output_file);
save_option_file(stdout, update_config_wd);
return(EXIT_SUCCESS);
}
/* Everything beyond this point requires a config file, so complain and
* bail if we don't have one.
*/
if (cfg_file.empty())
{
usage_exit("Specify the config file with '-c file' or set UNCRUSTIFY_CONFIG",
argv[0], 58);
}
/*
* Done parsing args
*/
if (update_config || update_config_wd)
{
redir_stdout(output_file);
save_option_file(stdout, update_config_wd);
return(0);
}
/* Check for unused args (ignore them) */
idx = 1;
p_arg = arg.Unused(idx);
/* Check args - for multifile options */
if ((source_list != NULL) || (p_arg != NULL))
{
if (source_file != NULL)
{
usage_exit("Cannot specify both the single file option and a multi-file option.",
argv[0], 67);
}
if (output_file != NULL)
{
usage_exit("Cannot specify -o with a multi-file option.",
argv[0], 68);
}
}
/* This relies on cpd.filename being the config file name */
load_header_files();
if ((source_file == NULL) && (source_list == NULL) && (p_arg == NULL))
{
/* no input specified, so use stdin */
if (cpd.lang_flags == 0)
{
cpd.lang_flags = LANG_C;
}
redir_stdout(output_file);
file_mem fm;
if (!read_stdin(fm))
{
LOG_FMT(LERR, "Failed to read stdin\n");
return(100);
}
cpd.filename = "stdin";
/* Done reading from stdin */
LOG_FMT(LSYS, "Parsing: %d bytes (%d chars) from stdin as language %s\n",
(int)fm.raw.size(), (int)fm.data.size(),
language_to_string(cpd.lang_flags));
uncrustify_file(fm, stdout, parsed_file);
}
else if (source_file != NULL)
{
/* Doing a single file */
do_source_file(source_file, output_file, parsed_file, no_backup, keep_mtime);
}
else
{
/* Doing multiple files */
if (prefix != NULL)
{
LOG_FMT(LSYS, "Output prefix: %s/\n", prefix);
}
if (suffix != NULL)
{
LOG_FMT(LSYS, "Output suffix: %s\n", suffix);
}
/* Do the files on the command line first */
idx = 1;
while ((p_arg = arg.Unused(idx)) != NULL)
{
char outbuf[1024];
do_source_file(p_arg,
make_output_filename(outbuf, sizeof(outbuf), p_arg, prefix, suffix),
NULL, no_backup, keep_mtime);
}
if (source_list != NULL)
{
process_source_list(source_list, prefix, suffix, no_backup, keep_mtime);
}
}
clear_keyword_file();
clear_defines();
return((cpd.error_count != 0) ? 1 : 0);
}