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X.509: silence asn1 compiler debug output

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The asn1_compiler process is particularly chatty and produces
about the only stdout output for an allmodconfig kernel.

In order to follow the general concept of 'no news is good
news' for building kernels, this hides all the existing output
unless the KBUILD_VERBOSE environment variable is set.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
Arnd Bergmann 2015-01-13 22:24:31 +01:00 committed by David Howells
parent 89f703f093
commit e994393acd
1 changed files with 19 additions and 11 deletions
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30
scripts/asn1_compiler.c
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@ -311,6 +311,9 @@ struct token {
static struct token *token_list;
static unsigned nr_tokens;
static _Bool verbose;
#define debug(fmt, ...) do { if (verbose) printf(fmt, ## __VA_ARGS__); } while (0)
static int directive_compare(const void *_key, const void *_pdir)
{
@ -322,21 +325,21 @@ static int directive_compare(const void *_key, const void *_pdir)
dlen = strlen(dir);
clen = (dlen < token->size) ? dlen : token->size;
//printf("cmp(%*.*s,%s) = ",
//debug("cmp(%*.*s,%s) = ",
// (int)token->size, (int)token->size, token->value,
// dir);
val = memcmp(token->value, dir, clen);
if (val != 0) {
//printf("%d [cmp]\n", val);
//debug("%d [cmp]\n", val);
return val;
}
if (dlen == token->size) {
//printf("0\n");
//debug("0\n");
return 0;
}
//printf("%d\n", (int)dlen - (int)token->size);
//debug("%d\n", (int)dlen - (int)token->size);
return dlen - token->size; /* shorter -> negative */
}
@ -515,13 +518,13 @@ static void tokenise(char *buffer, char *end)
}
nr_tokens = tix;
printf("Extracted %u tokens\n", nr_tokens);
debug("Extracted %u tokens\n", nr_tokens);
#if 0
{
int n;
for (n = 0; n < nr_tokens; n++)
printf("Token %3u: '%*.*s'\n",
debug("Token %3u: '%*.*s'\n",
n,
(int)token_list[n].size, (int)token_list[n].size,
token_list[n].value);
@ -542,6 +545,7 @@ int main(int argc, char **argv)
ssize_t readlen;
FILE *out, *hdr;
char *buffer, *p;
char *kbuild_verbose;
int fd;
if (argc != 4) {
@ -550,6 +554,10 @@ int main(int argc, char **argv)
exit(2);
}
kbuild_verbose = getenv("KBUILD_VERBOSE");
if (kbuild_verbose)
verbose = atoi(kbuild_verbose);
filename = argv[1];
outputname = argv[2];
headername = argv[3];
@ -748,11 +756,11 @@ static void build_type_list(void)
qsort(type_index, nr, sizeof(type_index[0]), type_index_compare);
printf("Extracted %u types\n", nr_types);
debug("Extracted %u types\n", nr_types);
#if 0
for (n = 0; n < nr_types; n++) {
struct type *type = type_index[n];
printf("- %*.*s\n",
debug("- %*.*s\n",
(int)type->name->size,
(int)type->name->size,
type->name->value);
@ -793,7 +801,7 @@ static void parse(void)
} while (type++, !(type->flags & TYPE_STOP_MARKER));
printf("Extracted %u actions\n", nr_actions);
debug("Extracted %u actions\n", nr_actions);
}
static struct element *element_list;
@ -1284,7 +1292,7 @@ static void render(FILE *out, FILE *hdr)
}
/* We do two passes - the first one calculates all the offsets */
printf("Pass 1\n");
debug("Pass 1\n");
nr_entries = 0;
root = &type_list[0];
render_element(NULL, root->element, NULL);
@ -1295,7 +1303,7 @@ static void render(FILE *out, FILE *hdr)
e->flags &= ~ELEMENT_RENDERED;
/* And then we actually render */
printf("Pass 2\n");
debug("Pass 2\n");
fprintf(out, "\n");
fprintf(out, "static const unsigned char %s_machine[] = {\n",
grammar_name);