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info who-owns: print symlink target owner as a fallback 

busybox trigger creates symlinks to itself. This helps user
to see where these come from.
cute-signatures
Timo Teräs 2014-10-06 14:45:10 +03:00
parent f911f7043b
commit 6ea922cc87
1 changed files with 15 additions and 3 deletions
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18
src/info.c
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@ -11,6 +11,7 @@
#include <stdio.h>
#include <unistd.h>
#include <limits.h>
#include "apk_defines.h"
#include "apk_applet.h"
#include "apk_package.h"
@ -95,12 +96,23 @@ static int info_who_owns(struct info_ctx *ctx, struct apk_database *db,
struct apk_dependency_array *deps;
struct apk_dependency dep;
struct apk_ostream *os;
char **parg;
const char *via;
char **parg, buf[PATH_MAX];
int errors = 0;
ssize_t r;
apk_dependency_array_init(&deps);
foreach_array_item(parg, args) {
via = "";
pkg = apk_db_get_file_owner(db, APK_BLOB_STR(*parg));
if (pkg == NULL) {
r = readlinkat(db->root_fd, *parg, buf, sizeof(buf));
if (r > 0 && r < PATH_MAX && buf[0] == '/') {
pkg = apk_db_get_file_owner(db, APK_BLOB_STR(buf));
via = "symlink target ";
}
}
if (pkg == NULL) {
apk_error("%s: Could not find owner package", *parg);
errors++;
@ -115,8 +127,8 @@ static int info_who_owns(struct info_ctx *ctx, struct apk_database *db,
};
apk_deps_add(&deps, &dep);
} else {
printf("%s is owned by " PKG_VER_FMT "\n",
*parg, PKG_VER_PRINTF(pkg));
printf("%s %sis owned by " PKG_VER_FMT "\n",
*parg, via, PKG_VER_PRINTF(pkg));
}
}
if (apk_verbosity < 1 && deps->num != 0) {