diff options
| author | Vadim Kochan <vadim4j@gmail.com> | 2015-12-15 23:09:14 +0200 |
|---|---|---|
| committer | Tobias Klauser <tklauser@distanz.ch> | 2015-12-17 10:41:17 +0100 |
| commit | 121119215276e645b358d7ce0593251f215920df (patch) | |
| tree | 7d6c5a4d724d69d0cad54201f2d6b6f20d462339 /bpf_parser.y | |
| parent | 6a310b07a1c5f73998fd0ff265d5701de04ab4f1 (diff) | |
bpfc: Add option to pass macro/define for C preprocessor
Add -D,--define option to pass macro/define for C preprocessor
(e.g. to use #ifdef's within bpf file). Option allows to pass
multiple -D,--define options.
Signed-off-by: Vadim Kochan <vadim4j@gmail.com>
Diffstat (limited to 'bpf_parser.y')
| -rw-r--r-- | bpf_parser.y | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/bpf_parser.y b/bpf_parser.y index 7331cc5..2c566a1 100644 --- a/bpf_parser.y +++ b/bpf_parser.y @@ -28,7 +28,7 @@ #include "cpp.h" int compile_filter(char *file, int verbose, int bypass, int format, - bool invoke_cpp); + bool invoke_cpp, char **cpp_argv); static int curr_instr = 0; @@ -735,7 +735,7 @@ static void pretty_printer(const struct sock_fprog *prog, int format) } int compile_filter(char *file, int verbose, int bypass, int format, - bool invoke_cpp) + bool invoke_cpp, char **cpp_argv) { int i; struct sock_fprog res; @@ -745,7 +745,7 @@ int compile_filter(char *file, int verbose, int bypass, int format, memset(tmp_file, 0, sizeof(tmp_file)); if (invoke_cpp) { - ret = cpp_exec(file, tmp_file, sizeof(tmp_file), NULL); + ret = cpp_exec(file, tmp_file, sizeof(tmp_file), cpp_argv); if (ret) { fprintf(stderr, "Failed to invoke C preprocessor!\n"); goto exit; |