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[/] [or1k/] [trunk/] [gdb-5.3/] [gdb/] [testsuite/] [gdb.base/] [run.c] - Blame information for rev 1765

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Line No. Rev Author Line
1 1181 sfurman
/*
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 *      This simple classical example of recursion is useful for
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 *      testing stack backtraces and such.
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 */
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#ifdef vxworks
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#  include <stdio.h>
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/* VxWorks does not supply atoi.  */
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static int
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atoi (z)
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     char *z;
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{
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  int i = 0;
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  while (*z >= '0' && *z <= '9')
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    i = i * 10 + (*z++ - '0');
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  return i;
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}
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/* I don't know of any way to pass an array to VxWorks.  This function
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   can be called directly from gdb.  */
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vxmain (arg)
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char *arg;
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{
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  char *argv[2];
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  argv[0] = "";
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  argv[1] = arg;
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  main (2, argv, (char **) 0);
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}
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#else /* ! vxworks */
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#  include <stdio.h>
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#  include <stdlib.h>
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#endif /* ! vxworks */
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#ifdef PROTOTYPES
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int factorial (int);
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int
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main (int argc, char **argv, char **envp)
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#else
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int
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main (argc, argv, envp)
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int argc;
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char *argv[], **envp;
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#endif
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{
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#ifdef usestubs
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    set_debug_traps();
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    breakpoint();
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#endif
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#ifdef FAKEARGV
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    printf ("%d\n", factorial (1));
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#else    
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    if (argc != 2) {
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        printf ("usage:  factorial <number>\n");
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        return 1;
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    } else {
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        printf ("%d\n", factorial (atoi (argv[1])));
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    }
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#endif
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    return 0;
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}
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#ifdef PROTOTYPES
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int factorial (int value)
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#else
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int factorial (value) int value;
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#endif
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{
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    int  local_var;
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    if (value > 1) {
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        value *= factorial (value - 1);
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    }
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    local_var = value;
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    return (value);
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}

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