New option (-N, --no-relative) create databases with absolute paths.
This option is made to create databases compatible with
module-init-tools prior 3.6 version.
---
man/depmod.xml | 16 ++++++++++++++++
tools/depmod.c | 21 +++++++++++++++++----
2 files changed, 33 insertions(+), 4 deletions(-)
diff --git a/man/depmod.xml b/man/depmod.xml
index 380ee7d..ddcad32 100644
--- a/man/depmod.xml
+++ b/man/depmod.xml
@@ -49,6 +49,7 @@
<arg><option>-E <replaceable>Module.symvers</replaceable></option></arg>
<arg><option>-F <replaceable>System.map</replaceable></option></arg>
<arg><option>-n</option></arg>
+ <arg><option>-N</option></arg>
<arg><option>-v</option></arg>
<arg><option>-A</option></arg>
<arg><option>-P <replaceable>prefix</replaceable></option></arg>
@@ -63,6 +64,7 @@
<arg><option>-F <replaceable>System.map</replaceable></option></arg>
<arg><option>-m</option></arg>
<arg><option>-n</option></arg>
+ <arg><option>-N</option></arg>
<arg><option>-v</option></arg>
<arg><option>-P <replaceable>prefix</replaceable></option></arg>
<arg><option>-w</option></arg>
@@ -247,6 +249,20 @@
</varlistentry>
<varlistentry>
<term>
+ <option>-N</option>
+ </term>
+ <term>
+ <option>--no-relative</option>
+ </term>
+ <listitem>
+ <para>
+ Don't use relative names on databases. Use this option if
+ your database is being used by module-init-tools prior 3.6.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term>
<option>-P</option>
</term>
<listitem>
diff --git a/tools/depmod.c b/tools/depmod.c
index e90ff83..137b541 100644
--- a/tools/depmod.c
+++ b/tools/depmod.c
@@ -48,7 +48,7 @@ static const char *default_cfg_paths[] = {
NULL
};
-static const char cmdopts_s[] = "aAb:C:E:F:euqrvnP:wmVh";
+static const char cmdopts_s[] = "aAb:C:E:F:euqrvnNP:wmVh";
static const struct option cmdopts[] = {
{ "all", no_argument, 0, 'a' },
{ "quick", no_argument, 0, 'A' },
@@ -63,6 +63,7 @@ static const struct option cmdopts[] = {
{ "verbose", no_argument, 0, 'v' },
{ "show", no_argument, 0, 'n' },
{ "dry-run", no_argument, 0, 'n' },
+ { "--no-relative", no_argument, 0, 'N' },
{ "symbol-prefix", required_argument, 0, 'P' },
{ "warn", no_argument, 0, 'w' },
{ "map", no_argument, 0, 'm' }, /* deprecated */
@@ -85,6 +86,7 @@ static void help(void)
"\t-A, --quick Only does the work if there's a new module\n"
"\t-e, --errsyms Report not supplied symbols\n"
"\t-n, --show Write the dependency file on stdout only\n"
+ "\t-N, --no-relative Dont use relative paths on databases"
"\t-P, --symbol-prefix Architecture symbol prefix\n"
"\t-C, --config=PATH Read configuration from PATH\n"
"\t-v, --verbose Enable verbose mode\n"
@@ -572,10 +574,12 @@ struct cfg {
const char *kversion;
char dirname[PATH_MAX];
size_t dirnamelen;
+ size_t basedirnamelen;
char sym_prefix;
uint8_t check_symvers;
uint8_t print_unknown;
uint8_t warn_dups;
+ uint8_t no_relative;
struct cfg_override *overrides;
struct cfg_search *searches;
};
@@ -1067,9 +1071,12 @@ static int depmod_module_add(struct depmod *depmod, struct kmod_module *kmod)
lastslash = strrchr(mod->path, '/');
mod->baselen = lastslash - mod->path;
if (strncmp(mod->path, cfg->dirname, cfg->dirnamelen) == 0 &&
- mod->path[cfg->dirnamelen] == '/')
- mod->relpath = mod->path + cfg->dirnamelen + 1;
- else
+ mod->path[cfg->dirnamelen] == '/') {
+ if (cfg->no_relative)
+ mod->relpath = mod->path + cfg->basedirnamelen;
+ else
+ mod->relpath = mod->path + cfg->dirnamelen + 1;
+ } else
mod->relpath = NULL;
err = hash_add_unique(depmod->modules_by_name, mod->modname, mod);
@@ -2565,6 +2572,9 @@ static int do_depmod(int argc, char *argv[])
case 'n':
out = stdout;
break;
+ case 'N':
+ cfg.no_relative = 1;
+ break;
case 'P':
if (optarg[1] != '\0') {
CRIT("-P only takes a single char\n");
@@ -2617,6 +2627,9 @@ static int do_depmod(int argc, char *argv[])
"%s/lib/modules/%s",
root == NULL ? "" : root, cfg.kversion);
+ if (cfg.no_relative && root)
+ cfg.basedirnamelen = strlen(root);
+
if (optind == argc)
all = 1;
--
2.0.2
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