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- Improved default behaviour, added '-' input signifier.

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This commit is contained in:
ccremers 2004-04-23 12:55:10 +00:00
parent c33df721a6
commit 89300320fe
1 changed files with 17 additions and 14 deletions
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15
src/main.c
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@ -35,6 +35,8 @@ main (int argc, char **argv)
{
System sys;
struct arg_file *infile = arg_file0(NULL,NULL,"FILE", "input file ('-' for stdin)");
struct arg_file *outfile = arg_file0("o","output","FILE", "output file (default is stdout)");
struct arg_int *traversal = arg_int0 ("t", "traverse", NULL,
"set traversal method, partial order reduction (default is 8)");
struct arg_int *match =
@ -67,8 +69,6 @@ main (int argc, char **argv)
struct arg_lit *help = arg_lit0 (NULL, "help", "print this help and exit");
struct arg_lit *version =
arg_lit0 (NULL, "version", "print version information and exit");
struct arg_file *outfile = arg_file0("o","output","FILE", "output file (stdout)");
struct arg_file *infile = arg_file0(NULL,NULL,"FILE", "input file (stdin)");
struct arg_end *end = arg_end (30);
void *argtable[] = {
infile,
@ -156,14 +156,12 @@ main (int argc, char **argv)
}
/* special case: uname with no command line options induces brief help */
/*
if (argc==1)
{
printf("Try '%s --help' for more information.\n",progname);
exitcode=0;
goto exit;
}
*/
/*
* Arguments have been parsed by argtable,
@ -184,21 +182,26 @@ main (int argc, char **argv)
/* output */
if (outfile->count > 0)
{
/* try to open */
if (!freopen (outfile->filename[0], "w", stdout))
{
printf("Error at stdout reopen to %s.\n", outfile->filename[0]);
printf("Error at stdout reopen to '%s'.\n", outfile->filename[0]);
exit(1);
}
}
/* input */
if (infile->count > 0)
{
/* check for the single dash */
if (strcmp(infile->filename[0],"-"))
{
if (!freopen (infile->filename[0], "r", stdin))
{
printf("Error at stdin reopen to %s.\n", infile->filename[0]);
printf("Error at stdin reopen from '%s'.\n", infile->filename[0]);
exit(1);
}
}
}
/* handle debug level */
#ifdef DEBUG