int main (int argc, char **argv, char **envp) { extern void dummy(); dummy(); return 0; } /* We put main() right up front so its line number doesn't keep changing. */ /* * Test file with lots of different types, for testing the * "whatis" command. */ /* * First the basic C types. */ #if !defined (__STDC__) && !defined (_AIX) #define signed /**/ #endif char v_char; signed char v_signed_char; unsigned char v_unsigned_char; short v_short; signed short v_signed_short; unsigned short v_unsigned_short; int v_int; signed int v_signed_int; unsigned int v_unsigned_int; long v_long; signed long v_signed_long; unsigned long v_unsigned_long; float v_float; double v_double; /* * Now some derived types, which are arrays, functions-returning, * pointers, structures, unions, and enumerations. */ /**** arrays *******/ char v_char_array[2]; signed char v_signed_char_array[2]; unsigned char v_unsigned_char_array[2]; short v_short_array[2]; signed short v_signed_short_array[2]; unsigned short v_unsigned_short_array[2]; int v_int_array[2]; signed int v_signed_int_array[2]; unsigned int v_unsigned_int_array[2]; long v_long_array[2]; signed long v_signed_long_array[2]; unsigned long v_unsigned_long_array[2]; float v_float_array[2]; double v_double_array[2]; /**** initialized array *******/ int v_int_array_init[2] = { 10, 20 }; /**** pointers *******/ char *v_char_pointer; signed char *v_signed_char_pointer; unsigned char *v_unsigned_char_pointer; short *v_short_pointer; signed short *v_signed_short_pointer; unsigned short *v_unsigned_short_pointer; int *v_int_pointer; signed int *v_signed_int_pointer; unsigned int *v_unsigned_int_pointer; long *v_long_pointer; signed long *v_signed_long_pointer; unsigned long *v_unsigned_long_pointer; float *v_float_pointer; double *v_double_pointer; /**** structs *******/ struct t_struct { char v_char_member; short v_short_member; int v_int_member; long v_long_member; float v_float_member; double v_double_member; } v_struct1; struct { char v_char_member; short v_short_member; int v_int_member; long v_long_member; float v_float_member; double v_double_member; } v_struct2; /**** unions *******/ union t_union { char v_char_member; short v_short_member; int v_int_member; long v_long_member; float v_float_member; double v_double_member; } v_union; union { char v_char_member; short v_short_member; int v_int_member; long v_long_member; float v_float_member; double v_double_member; } v_union2; /*** Functions returning type ********/ char v_char_func () { return(0); } signed char v_signed_char_func () { return (0); } unsigned char v_unsigned_char_func () { return (0); } short v_short_func () { return (0); } signed short v_signed_short_func () { return (0); } unsigned short v_unsigned_short_func () { return (0); } int v_int_func () { return (0); } signed int v_signed_int_func () { return (0); } unsigned int v_unsigned_int_func () { return (0); } long v_long_func () { return (0); } signed long v_signed_long_func () { return (0); } unsigned long v_unsigned_long_func () { return (0); } float v_float_func () { return (0.0); } double v_double_func () { return (0.0); } /**** Some misc more complicated things *******/ struct link { struct link *next; #ifdef __STDC__ struct link *(*linkfunc) (struct link *self, int flags); #else struct link *(*linkfunc) (); #endif struct t_struct stuff[1][2][3]; } *s_link; union tu_link { struct link *next; #ifdef __STDC__ struct link *(*linkfunc) (struct link *self, int flags); #else struct link *(*linkfunc) (); #endif struct t_struct stuff[1][2][3]; } u_link; /**** Enumerations *******/ enum colors {red, green, blue} color; enum cars {chevy, ford, porsche} clunker; struct t_struct *null_t_struct; void dummy() { /* Some linkers (e.g. on AIX) remove unreferenced variables, so make sure to reference them. */ v_char = 0; v_signed_char = 1; v_unsigned_char = 2; v_short = 3; v_signed_short = 4; v_unsigned_short = 5; v_int = 6; v_signed_int = 7; v_unsigned_int = 8; v_long = 9; v_signed_long = 10; v_unsigned_long = 11; v_float = 100.0; v_double = 200.0; v_char_array[0] = v_char; v_signed_char_array[0] = v_signed_char; v_unsigned_char_array[0] = v_unsigned_char; v_short_array[0] = v_short; v_signed_short_array[0] = v_signed_short; v_unsigned_short_array[0] = v_unsigned_short; v_int_array[0] = v_int; v_signed_int_array[0] = v_signed_int; v_unsigned_int_array[0] = v_unsigned_int; v_long_array[0] = v_long; v_signed_long_array[0] = v_signed_long; v_unsigned_long_array[0] = v_unsigned_long; v_float_array[0] = v_float; v_double_array[0] = v_double; v_char_pointer = &v_char; v_signed_char_pointer = &v_signed_char; v_unsigned_char_pointer = &v_unsigned_char; v_short_pointer = &v_short; v_signed_short_pointer = &v_signed_short; v_unsigned_short_pointer = &v_unsigned_short; v_int_pointer = &v_int; v_signed_int_pointer = &v_signed_int; v_unsigned_int_pointer = &v_unsigned_int; v_long_pointer = &v_long; v_signed_long_pointer = &v_signed_long; v_unsigned_long_pointer = &v_unsigned_long; v_float_pointer = &v_float; v_double_pointer = &v_double; color = red; clunker = porsche; u_link.next = s_link; v_struct2.v_int_member = v_struct1.v_int_member; v_union2.v_short_member = v_union.v_short_member; }