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/*********************************************************************\
* Copyright (c) 1993 by Michael Meskes *
* (meskes@ulysses.informatik.rwth-aachen.de) *
* Copyright (c) 2003-5by Radim Kolar (hsn@cybermail.net) *
* *
* You may copy or modify this file in any manner you wish, provided *
* that this notice is always included, and that you hold the author *
* harmless for any loss or damage resulting from the installation or *
* use of this software. *
\*********************************************************************/
#include "tweak.h"
#include "client_def.h"
#include "c_extern.h"
#include <stdio.h>
#include "my-string.h"
#include "merge.h"
#include <pwd.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <stdlib.h>
#include <ctype.h>
#define FSP_STAT stat
#include "fhost.h"
static const char *home="/";
static int tryfile=0;
/* generated lex parser */
extern FILE *yyin;
int yylex(void);
int yywrap(void);
static void setup_usage (void) /* print usage message */
{
fprintf(stderr,"Usage: fsetup [ -b | -c ] host port [directory] | abbreviation \n");
exit(EX_OK);
}
/* get data out of resource file */
static void parse_prof_file_new (const char * filename)
{
FILE *input=NULL;
int rc;
if(filename)
{
input=fopen(filename,"r");
}
if(input)
{
yyin=input;
rc=0;
} else
rc=yywrap();
if(rc==0)
yylex();
if(input)
fclose(input);
}
int main (int argc, char ** argv)
{
int optletter,csh,lhost=0;
register char *p;
const char *filename=NULL;
char *log;
struct passwd *pw=0L;
struct fsp_host *setup=NULL;
log = (char *)getlogin();
if (log) pw = getpwnam(log);
if (!pw) pw = getpwuid(getuid());
if (pw) {
csh = !strcmp(pw->pw_shell + strlen(pw->pw_shell) - 3, "csh");
home = pw->pw_dir; /* for default search for file .fsp_prof*/
} else
home=getenv("HOME");
/*
* Figure out what shell we're using. A hack, we look for a shell
* ending in "csh".
*/
log=getenv("SHELL");
if(log)
{
csh = !strcmp(log + strlen(log) - 3, "csh");
}
setup=init_host();
while ((optletter=getopt(argc, argv,"hbc?")) != EOF)
switch (optletter) {
case '?':
case 'h':
setup_usage();
case 'b':
csh=0;
break;
case 'c':
csh=1;
break;
default:
setup_usage();
break;
}
if(argc > optind+1 && !filename) { /* host and port and no filename given */
for (p=argv[optind];!setup->hostname && *p && *p!='\n';p++)
if (!isdigit(*p) && *p!='.') setup->hostname=argv[optind];
if (!setup->hostname) setup->hostaddr=argv[optind];
setup->port=atol(argv[optind+1]);
if(setup->port==0)
setup=init_host();
if (argc > optind + 1) setup->dir=argv[optind+2]; /* directory given, too */
} else if (argc > optind) { /* abbreviation given */
parse_prof_file_new(filename);
setup=find_host(argv[optind]);
if(!setup) setup=init_host();
} else { /* list or set command-line options */
if (filename || argc==1) { /* no arguments */
setup_usage();
}
}
if(setup->hostname==NULL && setup->hostaddr==NULL)
{
fprintf(stderr,"fhost: No host given!\n");
exit(EX_USAGE);
}
print_host_setup(setup,csh,lhost);
exit(EX_OK);
}
/*
* search order: curdir, homedir, sysdir
*
* Returns: 1 for terminating scanner or 0 for switching
*/
int yywrap(void)
{
char *f2=NULL;
int rc;
if(yyin!=NULL)
{
fclose(yyin);
yyin=NULL;
}
switch(tryfile)
{
case 0:
/* file in cur. dir */
yyin=fopen(FSPSITES,"r");
break;
case 1:
/* file in home dir */
f2=(char *)malloc (strlen(home) + strlen(FSPSITES) + 2);
if (!f2) {
perror("malloc");
return(1);
}
sprintf (f2,"%s/%s",home,FSPSITES);
yyin=fopen(f2,"r");
free(f2);
break;
case 2:
yyin=fopen(FSPSITESRC,"r");
break;
default:
return 1;
}
tryfile++;
if(yyin==NULL)
{
/* try next available */
rc=yywrap();
return rc;
}
return 0;
}
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