1#include <stdlib.h> 2 3#ifdef PROTOTYPES 4int main (int argc, char **argv, char **envp) 5#else 6main (argc, argv, envp) 7 int argc; 8 char **argv; 9 char **envp; 10#endif 11{ 12 extern void dummy(); 13#ifdef usestubs 14 set_debug_traps(); 15 breakpoint(); 16#endif 17 dummy(); 18 return 0; 19} 20 21/* We put main() right up front so its line number doesn't keep changing. */ 22 23/* 24 * Test file with lots of different types, for testing the 25 * "whatis" command. 26 */ 27 28/* 29 * First the basic C types. 30 */ 31 32#if !defined (__STDC__) && !defined (_AIX) 33#define signed /**/ 34#endif 35 36char v_char; 37signed char v_signed_char; 38unsigned char v_unsigned_char; 39 40short v_short; 41signed short v_signed_short; 42unsigned short v_unsigned_short; 43 44int v_int; 45signed int v_signed_int; 46unsigned int v_unsigned_int; 47 48long v_long; 49signed long v_signed_long; 50unsigned long v_unsigned_long; 51 52float v_float; 53double v_double; 54 55/* 56 * Now some derived types, which are arrays, functions-returning, 57 * pointers, structures, unions, and enumerations. 58 */ 59 60/**** arrays *******/ 61 62char v_char_array[2]; 63signed char v_signed_char_array[2]; 64unsigned char v_unsigned_char_array[2]; 65 66short v_short_array[2]; 67signed short v_signed_short_array[2]; 68unsigned short v_unsigned_short_array[2]; 69 70int v_int_array[2]; 71signed int v_signed_int_array[2]; 72unsigned int v_unsigned_int_array[2]; 73 74long v_long_array[2]; 75signed long v_signed_long_array[2]; 76unsigned long v_unsigned_long_array[2]; 77 78float v_float_array[2]; 79double v_double_array[2]; 80 81/**** pointers *******/ 82 83char *v_char_pointer; 84signed char *v_signed_char_pointer; 85unsigned char *v_unsigned_char_pointer; 86 87short *v_short_pointer; 88signed short *v_signed_short_pointer; 89unsigned short *v_unsigned_short_pointer; 90 91int *v_int_pointer; 92signed int *v_signed_int_pointer; 93unsigned int *v_unsigned_int_pointer; 94 95long *v_long_pointer; 96signed long *v_signed_long_pointer; 97unsigned long *v_unsigned_long_pointer; 98 99float *v_float_pointer; 100double *v_double_pointer; 101 102/**** structs *******/ 103 104struct t_struct { 105 char v_char_member; 106 short v_short_member; 107 int v_int_member; 108 long v_long_member; 109 float v_float_member; 110 double v_double_member; 111} v_struct1; 112 113struct { 114 char v_char_member; 115 short v_short_member; 116 int v_int_member; 117 long v_long_member; 118 float v_float_member; 119 double v_double_member; 120} v_struct2; 121 122/**** unions *******/ 123 124union t_union { 125 char v_char_member; 126 short v_short_member; 127 int v_int_member; 128 long v_long_member; 129 float v_float_member; 130 double v_double_member; 131} v_union; 132 133union { 134 char v_char_member; 135 short v_short_member; 136 int v_int_member; 137 long v_long_member; 138 float v_float_member; 139 double v_double_member; 140} v_union2; 141 142/*** Functions returning type ********/ 143 144char v_char_func () { return(0); } 145signed char v_signed_char_func () { return (0); } 146unsigned char v_unsigned_char_func () { return (0); } 147 148short v_short_func () { return (0); } 149signed short v_signed_short_func () { return (0); } 150unsigned short v_unsigned_short_func () { return (0); } 151 152int v_int_func () { return (0); } 153signed int v_signed_int_func () { return (0); } 154unsigned int v_unsigned_int_func () { return (0); } 155 156long v_long_func () { return (0); } 157signed long v_signed_long_func () { return (0); } 158unsigned long v_unsigned_long_func () { return (0); } 159 160float v_float_func () { return (0.0); } 161double v_double_func () { return (0.0); } 162 163/**** Some misc more complicated things *******/ 164 165struct link { 166 struct link *next; 167#ifdef __STDC__ 168 struct link *(*linkfunc) (struct link *this, int flags); 169#else 170 struct link *(*linkfunc) (); 171#endif 172 struct t_struct stuff[1][2][3]; 173} *s_link; 174 175union tu_link { 176 struct link *next; 177#ifdef __STDC__ 178 struct link *(*linkfunc) (struct link *this, int flags); 179#else 180 struct link *(*linkfunc) (); 181#endif 182 struct t_struct stuff[1][2][3]; 183} u_link; 184 185/**** Enumerations *******/ 186 187enum colors {red, green, blue} color; 188enum cars {chevy, ford, porsche} clunker; 189 190/**** Enumeration bitfields, supported by GNU C *******/ 191 192#ifdef __GNUC__ 193enum senum {sm1 = -1, s1 = 1}; 194struct senum_field {enum senum field:2; } sef; 195enum uenum {u1 = 1, u2 = 2}; 196struct uenum_field {enum uenum field:2; } uef; 197#endif 198 199void 200dummy () 201{ 202 /* setvar.exp wants to allocate memory for constants. So make sure malloc 203 gets linked into the program. */ 204 malloc (1); 205 206 /* Some linkers (e.g. on AIX) remove unreferenced variables, 207 so make sure to reference them. */ 208 v_char = 0; 209 v_signed_char = 1; 210 v_unsigned_char = 2; 211 212 v_short = 3; 213 v_signed_short = 4; 214 v_unsigned_short = 5; 215 216 v_int = 6; 217 v_signed_int = 7; 218 v_unsigned_int = 8; 219 220 v_long = 9; 221 v_signed_long = 10; 222 v_unsigned_long = 11; 223 224 v_float = 100.0; 225 v_double = 200.0; 226 227 228 v_char_array[0] = v_char; 229 v_signed_char_array[0] = v_signed_char; 230 v_unsigned_char_array[0] = v_unsigned_char; 231 232 v_short_array[0] = v_short; 233 v_signed_short_array[0] = v_signed_short; 234 v_unsigned_short_array[0] = v_unsigned_short; 235 236 v_int_array[0] = v_int; 237 v_signed_int_array[0] = v_signed_int; 238 v_unsigned_int_array[0] = v_unsigned_int; 239 240 v_long_array[0] = v_long; 241 v_signed_long_array[0] = v_signed_long; 242 v_unsigned_long_array[0] = v_unsigned_long; 243 244 v_float_array[0] = v_float; 245 v_double_array[0] = v_double; 246 247 v_char_pointer = &v_char; 248 v_signed_char_pointer = &v_signed_char; 249 v_unsigned_char_pointer = &v_unsigned_char; 250 251 v_short_pointer = &v_short; 252 v_signed_short_pointer = &v_signed_short; 253 v_unsigned_short_pointer = &v_unsigned_short; 254 255 v_int_pointer = &v_int; 256 v_signed_int_pointer = &v_signed_int; 257 v_unsigned_int_pointer = &v_unsigned_int; 258 259 v_long_pointer = &v_long; 260 v_signed_long_pointer = &v_signed_long; 261 v_unsigned_long_pointer = &v_unsigned_long; 262 263 v_float_pointer = &v_float; 264 v_double_pointer = &v_double; 265 266 color = red; 267 clunker = porsche; 268 269 u_link.next = s_link; 270 271 v_struct2.v_int_member = v_struct1.v_int_member; 272 v_union2.v_short_member = v_union.v_short_member; 273 274#ifdef __GNUC__ 275 sef.field = s1; 276 uef.field = u1; 277#endif 278} 279