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72 lines
1.4 KiB
C
72 lines
1.4 KiB
C
#include <stdio.h>
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#include "f2c.h"
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#define PAUSESIG 15
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#include "signal1.h"
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#undef abs
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#undef min
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#undef max
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#include <stdlib.h>
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extern int getpid (void), isatty (int), pause (void);
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extern void f_exit (void);
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static void
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waitpause (Sigarg)
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{
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Use_Sigarg;
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return;
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}
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static void
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s_1paus (FILE * fin)
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{
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fprintf (stderr,
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"To resume execution, type go. Other input will terminate the job.\n");
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fflush (stderr);
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if (getc (fin) != 'g' || getc (fin) != 'o' || getc (fin) != '\n')
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{
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fprintf (stderr, "STOP\n");
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#ifdef NO_ONEXIT
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f_exit ();
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#endif
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exit (0);
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}
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}
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int
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s_paus (char *s, ftnlen n)
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{
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fprintf (stderr, "PAUSE ");
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if (n > 0)
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fprintf (stderr, " %.*s", (int) n, s);
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fprintf (stderr, " statement executed\n");
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if (isatty (fileno (stdin)))
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s_1paus (stdin);
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else
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{
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#if (defined (MSDOS) && !defined (GO32)) || defined (_WIN32)
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FILE *fin;
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fin = fopen ("con", "r");
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if (!fin)
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{
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fprintf (stderr, "s_paus: can't open con!\n");
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fflush (stderr);
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exit (1);
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}
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s_1paus (fin);
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fclose (fin);
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#else
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fprintf (stderr,
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"To resume execution, execute a kill -%d %d command\n",
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PAUSESIG, getpid ());
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signal1 (PAUSESIG, waitpause);
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fflush (stderr);
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pause ();
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#endif
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}
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fprintf (stderr, "Execution resumes after PAUSE.\n");
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fflush (stderr);
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return 0; /* NOT REACHED */
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}
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