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authorPaolo Bonzini2020-08-18 11:55:47 +0200
committerPaolo Bonzini2020-09-30 19:11:36 +0200
commitf4f5ed2cbde65acaa1bd88d00cc23fa8bf6b5ed9 (patch)
tree360170b2967cd6586b9c32744c3b16671b283880 /include/qemu
parentoslib-posix: default exec_dir to bindir (diff)
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cutils: introduce get_relocated_path
Add the function that will compute a relocated version of the directories in CONFIG_QEMU_*DIR and CONFIG_QEMU_*PATH. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'include/qemu')
-rw-r--r--include/qemu/cutils.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/qemu/cutils.h b/include/qemu/cutils.h
index eb59852dfd..3a86ec0321 100644
--- a/include/qemu/cutils.h
+++ b/include/qemu/cutils.h
@@ -184,4 +184,16 @@ int uleb128_decode_small(const uint8_t *in, uint32_t *n);
*/
int qemu_pstrcmp0(const char **str1, const char **str2);
+
+/**
+ * get_relocated_path:
+ * @dir: the directory (typically a `CONFIG_*DIR` variable) to be relocated.
+ *
+ * Returns a path for @dir that uses the directory of the running executable
+ * as the prefix. For example, if `bindir` is `/usr/bin` and @dir is
+ * `/usr/share/qemu`, the function will append `../share/qemu` to the
+ * directory that contains the running executable and return the result.
+ */
+char *get_relocated_path(const char *dir);
+
#endif