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| author | Pierre Muller <muller@ics.u-strasbg.fr> | 2000-12-01 10:40:10 +0000 |
|---|---|---|
| committer | Pierre Muller <muller@ics.u-strasbg.fr> | 2000-12-01 10:40:10 +0000 |
| commit | 9f3ed9c980fc00e8a9a1d2486bd673647433fdfe (patch) | |
| tree | 901746b24ed93a1f60fa1ec58838efe8fb4ae758 /gdb/p-exp.y | |
| parent | 13477f0c86b0ebef842c42428d00dc3af4593d7c (diff) | |
| download | gdb-9f3ed9c980fc00e8a9a1d2486bd673647433fdfe.tar.gz | |
2000-10-27 Pierre Muller <muller@ics.u-strasbg.fr>
* p-exp.y (yylex): avoid problem with symbol name
starting as a operator name.
Diffstat (limited to 'gdb/p-exp.y')
| -rw-r--r-- | gdb/p-exp.y | 38 |
1 files changed, 22 insertions, 16 deletions
diff --git a/gdb/p-exp.y b/gdb/p-exp.y index fa2aef02a8f..8cde6d561ae 100644 --- a/gdb/p-exp.y +++ b/gdb/p-exp.y @@ -942,30 +942,37 @@ yylex () char *uptokstart; char *tokptr; char *p; - int tempbufindex; + int explen, tempbufindex; static char *tempbuf; static int tempbufsize; retry: tokstart = lexptr; + explen = strlen (lexptr); /* See if it is a special token of length 3. */ - for (i = 0; i < sizeof tokentab3 / sizeof tokentab3[0]; i++) - if (STREQN (tokstart, tokentab3[i].operator, 3)) - { - lexptr += 3; - yylval.opcode = tokentab3[i].opcode; - return tokentab3[i].token; - } + if (explen > 2) + for (i = 0; i < sizeof (tokentab3) / sizeof (tokentab3[0]); i++) + if (strnicmp (tokstart, tokentab3[i].operator, 3) == 0 + && (!isalpha (tokentab3[i].operator[0]) || explen == 3 + || (!isalpha (tokstart[3]) && !isdigit (tokstart[3]) && tokstart[3] != '_'))) + { + lexptr += 3; + yylval.opcode = tokentab3[i].opcode; + return tokentab3[i].token; + } /* See if it is a special token of length 2. */ - for (i = 0; i < sizeof tokentab2 / sizeof tokentab2[0]; i++) - if (STREQN (tokstart, tokentab2[i].operator, 2)) - { - lexptr += 2; - yylval.opcode = tokentab2[i].opcode; - return tokentab2[i].token; - } + if (explen > 1) + for (i = 0; i < sizeof (tokentab2) / sizeof (tokentab2[0]); i++) + if (strnicmp (tokstart, tokentab2[i].operator, 2) == 0 + && (!isalpha (tokentab2[i].operator[0]) || explen == 2 + || (!isalpha (tokstart[2]) && !isdigit (tokstart[2]) && tokstart[2] != '_'))) + { + lexptr += 2; + yylval.opcode = tokentab2[i].opcode; + return tokentab2[i].token; + } switch (c = *tokstart) { @@ -1443,4 +1450,3 @@ yyerror (msg) { error ("A %s in expression, near `%s'.", (msg ? msg : "error"), lexptr); } - |