diff options
Diffstat (limited to 'gdb/testsuite/gdb.hp/run-hp.c')
-rw-r--r-- | gdb/testsuite/gdb.hp/run-hp.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.hp/run-hp.c b/gdb/testsuite/gdb.hp/run-hp.c new file mode 100644 index 00000000000..91da1e0fc16 --- /dev/null +++ b/gdb/testsuite/gdb.hp/run-hp.c @@ -0,0 +1,70 @@ +/* + * This simple classical example of recursion is useful for + * testing stack backtraces and such. + */ + +#ifdef vxworks + +# include <stdio.h> + +/* VxWorks does not supply atoi. */ +static int +atoi (z) + char *z; +{ + int i = 0; + + while (*z >= '0' && *z <= '9') + i = i * 10 + (*z++ - '0'); + return i; +} + +/* I don't know of any way to pass an array to VxWorks. This function + can be called directly from gdb. */ + +vxmain (arg) +char *arg; +{ + char *argv[2]; + + argv[0] = ""; + argv[1] = arg; + main (2, argv, (char **) 0); +} + +#else /* ! vxworks */ +# include <stdio.h> +#endif /* ! vxworks */ + +main (argc, argv, envp) +int argc; +char *argv[], **envp; +{ +#ifdef usestubs + set_debug_traps(); + breakpoint(); +#endif +#ifdef FAKEARGV + printf ("%d\n", factorial (1)); +#else + if (argc != 2) { + printf ("usage: factorial <number>\n"); + return 1; + } else { + printf ("%d\n", factorial (atoi (argv[1]))); + } +#endif + return 0; +} + +int factorial (value) +int value; +{ + int local_var; + + if (value > 1) { + value *= factorial (value - 1); + } + local_var = value; + return (value); +} |