diff options
author | Rusty Russell <rusty@rustcorp.com.au> | 2013-04-04 17:37:38 +1030 |
---|---|---|
committer | Rusty Russell <rusty@rustcorp.com.au> | 2013-04-05 11:48:08 +1030 |
commit | 712f9b46843d941347e86dcd2e1d63f9d3b112cb (patch) | |
tree | 1d92f1af1215492e8d6e4855e3cdbad1d6d5eb35 /scripts/mod | |
parent | d4ef1c30e89ce8e7f1030501d74b6b812c3c179d (diff) |
modpost: add -T option to read module names from file/stdin.
Because there are too many modules in the world.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'scripts/mod')
-rw-r--r-- | scripts/mod/modpost.c | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index f7a0392ad1c..1f90961ada7 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -15,6 +15,7 @@ #include <stdio.h> #include <ctype.h> #include <string.h> +#include <limits.h> #include <stdbool.h> #include "modpost.h" #include "../../include/generated/autoconf.h" @@ -1763,6 +1764,27 @@ static void read_symbols(char *modname) mod->unres = alloc_symbol("module_layout", 0, mod->unres); } +static void read_symbols_from_files(const char *filename) +{ + FILE *in = stdin; + char fname[PATH_MAX]; + + if (strcmp(filename, "-") != 0) { + in = fopen(filename, "r"); + if (!in) + fatal("Can't open filenames file %s: %m", filename); + } + + while (fgets(fname, PATH_MAX, in) != NULL) { + if (strends(fname, "\n")) + fname[strlen(fname)-1] = '\0'; + read_symbols(fname); + } + + if (in != stdin) + fclose(in); +} + #define SZ 500 /* We first write the generated file into memory using the @@ -2124,13 +2146,13 @@ int main(int argc, char **argv) struct module *mod; struct buffer buf = { }; char *kernel_read = NULL, *module_read = NULL; - char *dump_write = NULL; + char *dump_write = NULL, *files_source = NULL; int opt; int err; struct ext_sym_list *extsym_iter; struct ext_sym_list *extsym_start = NULL; - while ((opt = getopt(argc, argv, "i:I:e:msSo:awM:K:")) != -1) { + while ((opt = getopt(argc, argv, "i:I:e:msST:o:awM:K:")) != -1) { switch (opt) { case 'i': kernel_read = optarg; @@ -2162,6 +2184,9 @@ int main(int argc, char **argv) case 'S': sec_mismatch_verbose = 0; break; + case 'T': + files_source = optarg; + break; case 'w': warn_unresolved = 1; break; @@ -2184,6 +2209,9 @@ int main(int argc, char **argv) while (optind < argc) read_symbols(argv[optind++]); + if (files_source) + read_symbols_from_files(files_source); + for (mod = modules; mod; mod = mod->next) { if (mod->skip) continue; |