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/* Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#define import_spp
#define import_error
#define import_kernel
#define import_knames
#include <iraf.h>
/*
* SGIDISPATCH.C -- Determine pathname to the executable for the named SGI
* translator, and execute the translator. Pass all command line arguments
* to the child, which also inherits stdin, stdout, and stderr.
*
* Usage: sgidispatch translator [args]
*/
#define DEF_HOST "unix" /* default host system */
#define F_OK 0 /* access mode `file exists' */
#ifndef X_OK
#define X_OK 1 /* access mode `executable' */
#endif
char *irafpath(char *sysfile);
/* MAIN -- Main entry point for SGIDISPATCH.
*/
int
main (int argc, char *argv[])
{
char tpath[SZ_PATHNAME+1];
char translator[SZ_PATHNAME+1];
int ip;
/* Do nothing if called with no arguments.
*/
if (argc < 2)
exit (OSOK);
/* Construct pathname to translator.
*/
strcpy (translator, argv[1]);
ip = strlen (translator);
if (strcmp (&translator[ip], ".e") != 0)
strcat (translator, ".e");
sprintf (tpath, "%s", irafpath(translator));
if (access (tpath, X_OK) == ERR) {
fprintf (stderr, "Fatal (sgidispatch): unable to access SGI");
fprintf (stderr, " translator `%s'\n", tpath);
fflush (stderr);
exit (OSOK+1);
}
/* Set up i/o for translator and attempt to fork.
*/
argv[argc] = 0;
execv (tpath, &argv[1]);
fprintf (stderr, "Fatal (sgidispatch): unable to execv(%s, ...)\n",
tpath);
fflush (stderr);
exit (OSOK+1);
}
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