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- the moddir_base is supposed to be omitted frmo the .dep file

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- other tweaks while at it
This commit is contained in:
Bernhard Reutner-Fischer 2008-05-28 10:35:51 +00:00
parent 1510216a55
commit c21d9c7290
1 changed files with 28 additions and 28 deletions
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54
modutils/depmod.c
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@ -19,6 +19,7 @@
*/ */
struct globals { struct globals {
llist_t *lst; llist_t *lst;
unsigned moddir_base_len;
}; };
#define G (*(struct globals*)&bb_common_bufsiz1) #define G (*(struct globals*)&bb_common_bufsiz1)
/* We have to zero it out because of NOEXEC */ /* We have to zero it out because of NOEXEC */
@ -27,7 +28,8 @@ struct globals {
static int fill_lst(const char *modulename, struct stat ATTRIBUTE_UNUSED *sb, static int fill_lst(const char *modulename, struct stat ATTRIBUTE_UNUSED *sb,
void ATTRIBUTE_UNUSED *data, int ATTRIBUTE_UNUSED depth) void ATTRIBUTE_UNUSED *data, int ATTRIBUTE_UNUSED depth)
{ {
llist_add_to(&G.lst, xstrdup(modulename)); if (last_char_is(modulename, 'o') != NULL) /* it is a module, remember it */
llist_add_to(&G.lst, xstrdup(modulename + G.moddir_base_len));
return TRUE; return TRUE;
} }
@ -58,16 +60,16 @@ static int fileAction(const char *fname, struct stat *sb,
ptr = the_module; ptr = the_module;
fprintf((FILE*)data, "\n%s:", fname); fprintf((FILE*)data, "%s:", fname + G.moddir_base_len);
//bb_info_msg("fname='%s'", fname); //bb_info_msg("fname='%s'", fname + G.moddir_base_len);
do { do {
/* search for a 'd' */ /* search for a 'd' */
ptr = memchr(ptr, 'd', len); ptr = memchr(ptr, 'd', len - (ptr - the_module));
if (ptr == NULL) /* no d left, done */ if (ptr == NULL) /* no d left, done */
goto done; goto done;
if (memcmp(ptr, "depends=", sizeof("depends=")-1) == 0) if (memcmp(ptr, "depends=", sizeof("depends=")-1) == 0)
break; break;
len -= ++ptr - the_module; ++ptr;
} while (1); } while (1);
deps = depends = xstrdup (ptr + sizeof("depends=")-1); deps = depends = xstrdup (ptr + sizeof("depends=")-1);
//bb_info_msg(" depends='%s'", depends); //bb_info_msg(" depends='%s'", depends);
@ -80,8 +82,7 @@ static int fileAction(const char *fname, struct stat *sb,
*(char*)ptr = '\0'; *(char*)ptr = '\0';
/* remember the length of the current dependency plus eventual 0 byte */ /* remember the length of the current dependency plus eventual 0 byte */
len = strlen(deps) + (ptr != NULL); len = strlen(deps) + (ptr != NULL);
buf1 = xmalloc(len + 3); buf1 = xasprintf("/%s.", deps); /* match the correct file */
sprintf(buf1, "/%s.", deps); /* make sure we match the correct file */
while (_lst) { while (_lst) {
ptr = strstr(_lst->data, buf1); ptr = strstr(_lst->data, buf1);
if (ptr != NULL) if (ptr != NULL)
@ -96,6 +97,7 @@ static int fileAction(const char *fname, struct stat *sb,
} }
} }
free(depends); free(depends);
fprintf((FILE*)data, "\n");
done: done:
munmap(the_module, sb->st_size); munmap(the_module, sb->st_size);
skip: skip:
@ -105,7 +107,7 @@ skip:
int depmod_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int depmod_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int depmod_main(int ATTRIBUTE_UNUSED argc, char **argv) int depmod_main(int ATTRIBUTE_UNUSED argc, char **argv)
{ {
int retval = EXIT_SUCCESS; int ret;
char *moddir_base = NULL, *moddir, *system_map, *chp; char *moddir_base = NULL, *moddir, *system_map, *chp;
FILE *filedes = stdout; FILE *filedes = stdout;
enum { enum {
@ -119,27 +121,27 @@ int depmod_main(int ATTRIBUTE_UNUSED argc, char **argv)
getopt32(argv, "aAb:eF:n", &moddir_base, &system_map); getopt32(argv, "aAb:eF:n", &moddir_base, &system_map);
argv += optind; argv += optind;
if (*argv) {/* got a version to use? */
chp = *argv++; /* got a version to use? */
// if (memchr(chp, '/', strlen(chp)) != NULL) /* XXX: drop this */ if (*argv && (sscanf(*argv, "%u.%u.%u", &ret, &ret, &ret) == 3)) {
// bb_show_usage(); moddir = concat_path_file(CONFIG_DEFAULT_MODULES_DIR, *argv++);
} else { } else {
struct utsname uts; struct utsname uts;
if (uname(&uts) < 0) if (uname(&uts) < 0)
bb_simple_perror_msg_and_die("uname"); bb_simple_perror_msg_and_die("uname");
chp = xstrdup(uts.release); moddir = concat_path_file(CONFIG_DEFAULT_MODULES_DIR, uts.release);
} }
/* if no modules are given on the command-line, -a is on per default */ /* if no modules are given on the command-line, -a is on per default */
option_mask32 |= *argv == NULL; option_mask32 |= *argv == NULL;
moddir = concat_path_file(CONFIG_DEFAULT_MODULES_DIR, chp);
// if (ENABLE_FEATURE_CLEAN_UP)
// free(chp);
if (option_mask32 & ARG_b) { if (option_mask32 & ARG_b) {
char *old_moddir = moddir; G.moddir_base_len = strlen(moddir_base);
if (ENABLE_FEATURE_CLEAN_UP) {
chp = moddir;
moddir = concat_path_file(moddir_base, moddir);
free (chp);
} else
moddir = concat_path_file(moddir_base, moddir); moddir = concat_path_file(moddir_base, moddir);
if (ENABLE_FEATURE_CLEAN_UP)
free(old_moddir);
} }
if (!(option_mask32 & ARG_n)) { /* --dry-run */ if (!(option_mask32 & ARG_n)) { /* --dry-run */
@ -148,6 +150,7 @@ int depmod_main(int ATTRIBUTE_UNUSED argc, char **argv)
if (ENABLE_FEATURE_CLEAN_UP) if (ENABLE_FEATURE_CLEAN_UP)
free(chp); free(chp);
} }
ret = EXIT_SUCCESS;
/* have to do a full walk to collect all needed data */ /* have to do a full walk to collect all needed data */
if (!recursive_action(moddir, if (!recursive_action(moddir,
ACTION_RECURSE, /* flags */ ACTION_RECURSE, /* flags */
@ -155,11 +158,10 @@ int depmod_main(int ATTRIBUTE_UNUSED argc, char **argv)
NULL, /* dir action */ NULL, /* dir action */
NULL, /* user data */ NULL, /* user data */
0)) { 0)) {
retval = EXIT_FAILURE; ret = EXIT_FAILURE;
} else } else
do { do {
chp = concat_path_file(option_mask32 & ARG_a ? moddir : moddir_base, chp = option_mask32 & ARG_a ? moddir : *argv++;
option_mask32 & ARG_a ? "" : *argv++);
if (!recursive_action(chp, if (!recursive_action(chp,
ACTION_RECURSE, /* flags */ ACTION_RECURSE, /* flags */
@ -167,16 +169,14 @@ int depmod_main(int ATTRIBUTE_UNUSED argc, char **argv)
NULL, /* dir action */ NULL, /* dir action */
(void*)filedes, /* user data */ (void*)filedes, /* user data */
0)) { /* depth */ 0)) { /* depth */
retval = EXIT_FAILURE; ret = EXIT_FAILURE;
} }
if (ENABLE_FEATURE_CLEAN_UP)
free(chp);
} while (!(option_mask32 & ARG_a) && *argv); } while (!(option_mask32 & ARG_a) && *argv);
if (ENABLE_FEATURE_CLEAN_UP) { if (ENABLE_FEATURE_CLEAN_UP) {
fclose(filedes); fclose_if_not_stdin(filedes);
llist_free(G.lst, free); llist_free(G.lst, free);
free(moddir); free(moddir);
} }
return retval; return ret;
} }