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-rw-r--r--scripts/dtc/dtc-lexer.lex.c_shipped101
1 files changed, 56 insertions, 45 deletions
diff --git a/scripts/dtc/dtc-lexer.lex.c_shipped b/scripts/dtc/dtc-lexer.lex.c_shipped
index 11cd78e72305..ba525c2f9fc2 100644
--- a/scripts/dtc/dtc-lexer.lex.c_shipped
+++ b/scripts/dtc/dtc-lexer.lex.c_shipped
@@ -951,31 +951,39 @@ case 2:
YY_RULE_SETUP
#line 75 "dtc-lexer.l"
{
- char *line, *tmp, *fn;
+ char *line, *fnstart, *fnend;
+ struct data fn;
/* skip text before line # */
line = yytext;
while (!isdigit((unsigned char)*line))
line++;
- /* skip digits in line # */
- tmp = line;
- while (!isspace((unsigned char)*tmp))
- tmp++;
- /* "NULL"-terminate line # */
- *tmp = '\0';
- /* start of filename */
- fn = strchr(tmp + 1, '"') + 1;
- /* strip trailing " from filename */
- tmp = strchr(fn, '"');
- *tmp = 0;
+
+ /* regexp ensures that first and list "
+ * in the whole yytext are those at
+ * beginning and end of the filename string */
+ fnstart = memchr(yytext, '"', yyleng);
+ for (fnend = yytext + yyleng - 1;
+ *fnend != '"'; fnend--)
+ ;
+ assert(fnstart && fnend && (fnend > fnstart));
+
+ fn = data_copy_escape_string(fnstart + 1,
+ fnend - fnstart - 1);
+
+ /* Don't allow nuls in filenames */
+ if (memchr(fn.val, '\0', fn.len - 1))
+ lexical_error("nul in line number directive");
+
/* -1 since #line is the number of the next line */
- srcpos_set_line(xstrdup(fn), atoi(line) - 1);
+ srcpos_set_line(xstrdup(fn.val), atoi(line) - 1);
+ data_free(fn);
}
YY_BREAK
case YY_STATE_EOF(INITIAL):
case YY_STATE_EOF(BYTESTRING):
case YY_STATE_EOF(PROPNODENAME):
case YY_STATE_EOF(V1):
-#line 96 "dtc-lexer.l"
+#line 104 "dtc-lexer.l"
{
if (!pop_input_file()) {
yyterminate();
@@ -985,7 +993,7 @@ case YY_STATE_EOF(V1):
case 3:
/* rule 3 can match eol */
YY_RULE_SETUP
-#line 102 "dtc-lexer.l"
+#line 110 "dtc-lexer.l"
{
DPRINT("String: %s\n", yytext);
yylval.data = data_copy_escape_string(yytext+1,
@@ -995,7 +1003,7 @@ YY_RULE_SETUP
YY_BREAK
case 4:
YY_RULE_SETUP
-#line 109 "dtc-lexer.l"
+#line 117 "dtc-lexer.l"
{
DPRINT("Keyword: /dts-v1/\n");
dts_version = 1;
@@ -1005,7 +1013,7 @@ YY_RULE_SETUP
YY_BREAK
case 5:
YY_RULE_SETUP
-#line 116 "dtc-lexer.l"
+#line 124 "dtc-lexer.l"
{
DPRINT("Keyword: /memreserve/\n");
BEGIN_DEFAULT();
@@ -1014,7 +1022,7 @@ YY_RULE_SETUP
YY_BREAK
case 6:
YY_RULE_SETUP
-#line 122 "dtc-lexer.l"
+#line 130 "dtc-lexer.l"
{
DPRINT("Keyword: /bits/\n");
BEGIN_DEFAULT();
@@ -1023,7 +1031,7 @@ YY_RULE_SETUP
YY_BREAK
case 7:
YY_RULE_SETUP
-#line 128 "dtc-lexer.l"
+#line 136 "dtc-lexer.l"
{
DPRINT("Keyword: /delete-property/\n");
DPRINT("<PROPNODENAME>\n");
@@ -1033,7 +1041,7 @@ YY_RULE_SETUP
YY_BREAK
case 8:
YY_RULE_SETUP
-#line 135 "dtc-lexer.l"
+#line 143 "dtc-lexer.l"
{
DPRINT("Keyword: /delete-node/\n");
DPRINT("<PROPNODENAME>\n");
@@ -1043,7 +1051,7 @@ YY_RULE_SETUP
YY_BREAK
case 9:
YY_RULE_SETUP
-#line 142 "dtc-lexer.l"
+#line 150 "dtc-lexer.l"
{
DPRINT("Label: %s\n", yytext);
yylval.labelref = xstrdup(yytext);
@@ -1053,7 +1061,7 @@ YY_RULE_SETUP
YY_BREAK
case 10:
YY_RULE_SETUP
-#line 149 "dtc-lexer.l"
+#line 157 "dtc-lexer.l"
{
char *e;
DPRINT("Integer Literal: '%s'\n", yytext);
@@ -1061,7 +1069,10 @@ YY_RULE_SETUP
errno = 0;
yylval.integer = strtoull(yytext, &e, 0);
- assert(!(*e) || !e[strspn(e, "UL")]);
+ if (*e && e[strspn(e, "UL")]) {
+ lexical_error("Bad integer literal '%s'",
+ yytext);
+ }
if (errno == ERANGE)
lexical_error("Integer literal '%s' out of range",
@@ -1076,7 +1087,7 @@ YY_RULE_SETUP
case 11:
/* rule 11 can match eol */
YY_RULE_SETUP
-#line 168 "dtc-lexer.l"
+#line 179 "dtc-lexer.l"
{
struct data d;
DPRINT("Character literal: %s\n", yytext);
@@ -1100,7 +1111,7 @@ YY_RULE_SETUP
YY_BREAK
case 12:
YY_RULE_SETUP
-#line 189 "dtc-lexer.l"
+#line 200 "dtc-lexer.l"
{ /* label reference */
DPRINT("Ref: %s\n", yytext+1);
yylval.labelref = xstrdup(yytext+1);
@@ -1109,7 +1120,7 @@ YY_RULE_SETUP
YY_BREAK
case 13:
YY_RULE_SETUP
-#line 195 "dtc-lexer.l"
+#line 206 "dtc-lexer.l"
{ /* new-style path reference */
yytext[yyleng-1] = '\0';
DPRINT("Ref: %s\n", yytext+2);
@@ -1119,7 +1130,7 @@ YY_RULE_SETUP
YY_BREAK
case 14:
YY_RULE_SETUP
-#line 202 "dtc-lexer.l"
+#line 213 "dtc-lexer.l"
{
yylval.byte = strtol(yytext, NULL, 16);
DPRINT("Byte: %02x\n", (int)yylval.byte);
@@ -1128,7 +1139,7 @@ YY_RULE_SETUP
YY_BREAK
case 15:
YY_RULE_SETUP
-#line 208 "dtc-lexer.l"
+#line 219 "dtc-lexer.l"
{
DPRINT("/BYTESTRING\n");
BEGIN_DEFAULT();
@@ -1137,7 +1148,7 @@ YY_RULE_SETUP
YY_BREAK
case 16:
YY_RULE_SETUP
-#line 214 "dtc-lexer.l"
+#line 225 "dtc-lexer.l"
{
DPRINT("PropNodeName: %s\n", yytext);
yylval.propnodename = xstrdup((yytext[0] == '\\') ?
@@ -1148,7 +1159,7 @@ YY_RULE_SETUP
YY_BREAK
case 17:
YY_RULE_SETUP
-#line 222 "dtc-lexer.l"
+#line 233 "dtc-lexer.l"
{
DPRINT("Binary Include\n");
return DT_INCBIN;
@@ -1157,64 +1168,64 @@ YY_RULE_SETUP
case 18:
/* rule 18 can match eol */
YY_RULE_SETUP
-#line 227 "dtc-lexer.l"
+#line 238 "dtc-lexer.l"
/* eat whitespace */
YY_BREAK
case 19:
/* rule 19 can match eol */
YY_RULE_SETUP
-#line 228 "dtc-lexer.l"
+#line 239 "dtc-lexer.l"
/* eat C-style comments */
YY_BREAK
case 20:
/* rule 20 can match eol */
YY_RULE_SETUP
-#line 229 "dtc-lexer.l"
+#line 240 "dtc-lexer.l"
/* eat C++-style comments */
YY_BREAK
case 21:
YY_RULE_SETUP
-#line 231 "dtc-lexer.l"
+#line 242 "dtc-lexer.l"
{ return DT_LSHIFT; };
YY_BREAK
case 22:
YY_RULE_SETUP
-#line 232 "dtc-lexer.l"
+#line 243 "dtc-lexer.l"
{ return DT_RSHIFT; };
YY_BREAK
case 23:
YY_RULE_SETUP
-#line 233 "dtc-lexer.l"
+#line 244 "dtc-lexer.l"
{ return DT_LE; };
YY_BREAK
case 24:
YY_RULE_SETUP
-#line 234 "dtc-lexer.l"
+#line 245 "dtc-lexer.l"
{ return DT_GE; };
YY_BREAK
case 25:
YY_RULE_SETUP
-#line 235 "dtc-lexer.l"
+#line 246 "dtc-lexer.l"
{ return DT_EQ; };
YY_BREAK
case 26:
YY_RULE_SETUP
-#line 236 "dtc-lexer.l"
+#line 247 "dtc-lexer.l"
{ return DT_NE; };
YY_BREAK
case 27:
YY_RULE_SETUP
-#line 237 "dtc-lexer.l"
+#line 248 "dtc-lexer.l"
{ return DT_AND; };
YY_BREAK
case 28:
YY_RULE_SETUP
-#line 238 "dtc-lexer.l"
+#line 249 "dtc-lexer.l"
{ return DT_OR; };
YY_BREAK
case 29:
YY_RULE_SETUP
-#line 240 "dtc-lexer.l"
+#line 251 "dtc-lexer.l"
{
DPRINT("Char: %c (\\x%02x)\n", yytext[0],
(unsigned)yytext[0]);
@@ -1232,10 +1243,10 @@ YY_RULE_SETUP
YY_BREAK
case 30:
YY_RULE_SETUP
-#line 255 "dtc-lexer.l"
+#line 266 "dtc-lexer.l"
ECHO;
YY_BREAK
-#line 1239 "dtc-lexer.lex.c"
+#line 1250 "dtc-lexer.lex.c"
case YY_END_OF_BUFFER:
{
@@ -2195,7 +2206,7 @@ void yyfree (void * ptr )
#define YYTABLES_NAME "yytables"
-#line 254 "dtc-lexer.l"
+#line 265 "dtc-lexer.l"
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