2 * Wine debugger utility routines
4 * Copyright 1993 Eric Youngdale
5 * Copyright 1995 Alexandre Julliard
12 /***********************************************************************
15 * Implementation of the 'print' command.
17 void DEBUG_Print( const DBG_ADDR *addr, int count, char format )
21 fprintf( stderr, "Count other than 1 is meaningless in 'print' command\n" );
25 if (addr->seg && (addr->seg != 0xffffffff))
30 fprintf( stderr, "0x%04lx:", addr->seg );
34 fprintf( stderr, "%ld:", addr->seg );
38 break; /* No segment to print */
44 break; /* Meaningless format */
51 if (addr->seg) fprintf( stderr, "0x%04lx\n", addr->off );
52 else fprintf( stderr, "0x%08lx\n", addr->off );
56 fprintf( stderr, "%ld\n", addr->off );
60 fprintf( stderr, "%d = '%c'\n",
61 (char)(addr->off & 0xff), (char)(addr->off & 0xff) );
68 fprintf( stderr, "Format specifier '%c' is meaningless in 'print' command\n", format );
74 /***********************************************************************
77 * Print an 16- or 32-bit address, with the nearest symbol if any.
79 void DEBUG_PrintAddress( const DBG_ADDR *addr, int addrlen )
81 const char *name = DEBUG_FindNearestSymbol( addr );
83 if (addr->seg) fprintf( stderr, "0x%04lx:", addr->seg );
84 if (addrlen == 16) fprintf( stderr, "0x%04lx", addr->off );
85 else fprintf( stderr, "0x%08lx", addr->off );
86 if (name) fprintf( stderr, " (%s)", name );
90 /***********************************************************************
93 * Implementation of the 'help' command.
98 static const char * const helptext[] =
100 "The commands accepted by the Wine debugger are a small subset",
101 "of the commands that gdb would accept. The commands currently",
103 " break [*<addr>] delete break bpnum",
104 " disable bpnum enable bpnum",
108 " mode [16,32] print <expr>",
109 " set <reg> = <expr> set *<addr> = <expr>",
110 " walk [wnd] <expr> dump [wnd, queue] <expr>",
111 " info [reg,stack,break,segments] bt",
112 " symbolfile <filename> define <identifier> <addr>",
115 "The 'x' command accepts repeat counts and formats (including 'i') in the",
116 "same way that gdb does.",
118 " The following are examples of legal expressions:",
119 " $eax $eax+0x3 0x1000 ($eip + 256) *$eax *($esp + 3)",
120 " Also, a nm format symbol table can be read from a file using the",
121 " symbolfile command. Symbols can also be defined individually with",
122 " the define command.",
127 while(helptext[i]) fprintf(stderr,"%s\n", helptext[i++]);
132 /***********************************************************************
135 * Implementation of the 'list' command.
137 void DEBUG_List( DBG_ADDR *addr, int count )
139 static DBG_ADDR lasttime = { 0xffffffff, 0 };
141 if (addr == NULL) addr = &lasttime;
142 DBG_FIX_ADDR_SEG( addr, CS_reg(DEBUG_context) );
145 DEBUG_PrintAddress( addr, dbg_mode );
146 fprintf( stderr, ": " );
147 if (!DBG_CHECK_READ_PTR( addr, 1 )) return;
148 DEBUG_Disasm( addr );
149 fprintf (stderr, "\n");