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| author | David Lamparter <equinox@opensourcerouting.org> | 2017-01-24 02:51:00 +0100 |
|---|---|---|
| committer | David Lamparter <equinox@opensourcerouting.org> | 2017-01-24 02:52:07 +0100 |
| commit | 14152706b42699d5665cd5291637730841e41b94 (patch) | |
| tree | 915927e3d894e5d5d4b50523b63b2308727e2f00 /lib/command_lex.l | |
| parent | 05dbb7df2f2dfbb476f79b0e7a85a3f506f36255 (diff) | |
lib: parser: guard yylloc
yylloc seems to be NULL on parser init for some flex+bison
combinations...
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
Diffstat (limited to 'lib/command_lex.l')
| -rw-r--r-- | lib/command_lex.l | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/command_lex.l b/lib/command_lex.l index 703596b43d..2a241abbec 100644 --- a/lib/command_lex.l +++ b/lib/command_lex.l @@ -26,9 +26,10 @@ #include "command_parse.h" #define YY_USER_ACTION yylloc->last_column += yyleng; -#define LOC_STEP \ +#define LOC_STEP do { if (yylloc) { \ yylloc->first_column = yylloc->last_column; \ - yylloc->first_line = yylloc->last_line; + yylloc->first_line = yylloc->last_line; \ + } } while(0) %} WORD (\-|\+)?[a-z0-9\*][-+_a-zA-Z0-9\*]* |