libr: remove some unused variables and functions

libr/asm/arch/cr16/cr16_disas.c

@@ -353,36 +353,6 @@ static inline int cr16_print_reg_reg(struct cr16_cmd *cmd, ut8 src, ut8 dst)
 	return 0;
 }
 
-#if 0
-// This function is unused, shall we remove it?
-static int cr16_decode_stcbiti(const ut8 *instr, struct cr16_cmd *cmd)
-{
-	int ret = 2;
-	ut8 dstreg;
-	ut16 in;
-
-	r_mem_copyendian((ut8*)&in, instr, 2, LIL_ENDIAN);
-
-	if (cr16_print_biti_opcode(cmd, in)) {
-		return -1;
-	}
-
-	dstreg = cr16_get_dstreg(in);
-
-	if (cr16_check_reg_boundaries(dstreg)) {
-		return -1;
-	}
-
-	if (cr16_print_short_reg(cmd, (in >> 1) & 0xF, cr16_get_dstreg(in))) {
-		return -1;
-	}
-
-	cmd->type = CR16_TYPE_BIT;
-
-	return ret;
-}
-#endif
-
 static inline int cr16_print_4biti_opcode(struct cr16_cmd *cmd, ut16 instr)
 {
 	if (cr16_check_instrs_4bit_bndrs(cr16_get_opcode_low(instr))) {

libr/asm/asm.c

@@ -128,7 +128,6 @@ static void plugin_free(RAsmPlugin *p) {
 
 R_API RAsm *r_asm_new() {
 	int i;
-	RAsmPlugin *static_plugin;
 	RAsm *a = R_NEW0 (RAsm);
 	if (!a) return NULL;
 	a->bits = 32;

libr/bin/format/objc/mach0_classes.c

@@ -622,7 +622,7 @@ static const char *skipnum(const char *s) {
 static char *demangle_classname(const char *s) {
 	int modlen, len;
 	const char *kstr;
-	char *ret, *sym, *klass, *module;
+	char *ret, *klass, *module;
 	if (!strncmp (s, "_TtC", 4)) {
 		len = atoi (s + 4);
 		modlen = strlen (s + 4);

libr/debug/p/debug_native.c

@@ -1292,7 +1292,6 @@ struct r_debug_plugin_t r_debug_plugin_native = {
 #elif __x86_64__
 	.bits = R_SYS_BITS_32 | R_SYS_BITS_64,
 	.arch = "x86",
-	.canstep = 1,
 #if __linux__
 	.canstep = 0, // XXX it's 1 on some platforms...
 #else

libr/debug/p/native/xnu/xnu_debug.c

@@ -520,53 +520,12 @@ int xnu_get_vmmap_entries_for_pid (pid_t pid) {
 	return n;
 }
 
-static int get_bits () {
-#if __i386__ || __POWERPC__
-	return R_SYS_BITS_32;
-#elif __x86_64__ || __mips__
-	return R_SYS_BITS_32 | R_SYS_BITS_64;
-#elif __aarch64__
-	return R_SYS_BITS_16 | R_SYS_BITS_32 | R_SYS_BITS_64;
-#elif __arm__
-	return R_SYS_BITS_16 | R_SYS_BITS_32;
-#else
-	return 0;
-#warning Unsupported architecture
-#endif
-}
-
-static int xnu_get_bits_with_sysctl (pid_t pid) {
-	int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, 0 };
-	size_t len = 4;
-	struct kinfo_proc kp;
-	size_t kinfo_size = sizeof (kp);
-
-	mib[3] = pid;
-	if (sysctl (mib, len, &kp, &kinfo_size, NULL, 0) == -1) {
-		perror ("sysctl");
-		return -1;
-  	}
-#if __arm__ || __aarch64__
-	return (kp.kp_proc.p_flag & P_LP64) ? 
-					R_SYS_BITS_16 | R_SYS_BITS_32 | R_SYS_BITS_64 
-					: R_SYS_BITS_16 | R_SYS_BITS_32;
-#else
-	return (kp.kp_proc.p_flag & P_LP64) ? 
-					R_SYS_BITS_32 | R_SYS_BITS_64 
-					: R_SYS_BITS_32;
-#endif
-}
-
 #define xwr2rwx(x) ((x&1)<<2) | (x&2) | ((x&4)>>2)
 #define COMMAND_SIZE(segment_count,segment_command_sz,\
 	thread_count,tstate_size)\
 	segment_count * segment_command_sz + thread_count * \
 	sizeof (struct thread_command) + tstate_size * thread_count
 
-/* RDebug doesnt set the bits. FIXME when that is done */
-#define SAME_BITNESS(proc_pid)\
-	 (get_bits () == xnu_get_bits_with_sysctl (proc_pid))
-
 static void get_mach_header_sizes(size_t *mach_header_sz, 
 									size_t *segment_command_sz) {
 #if __ppc64__ || __x86_64__

libr/parse/parse.c

@@ -14,7 +14,6 @@ static RParsePlugin *parse_static_plugins[] =
 
 R_API RParse *r_parse_new() {
 	int i;
-	RParsePlugin *static_plugin;
 	RParse *p = R_NEW0 (RParse);
 	if (!p) return NULL;
 	p->parsers = r_list_new ();