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faff5b2eb1
The source files for libgit.a have been moved into a new "lib/" directory to clean up the top-level directory and clearly separate library code. * ps/libgit-in-subdir: Move libgit.a sources into separate "lib/" directory t/helper: prepare "test-example-tap.c" for introduction of "lib/"
89 lines
1.8 KiB
C
89 lines
1.8 KiB
C
#include "git-compat-util.h"
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#include "abspath.h"
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#include "chdir-notify.h"
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#include "list.h"
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#include "path.h"
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#include "strbuf.h"
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#include "trace.h"
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struct chdir_notify_entry {
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const char *name;
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chdir_notify_callback cb;
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void *data;
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struct list_head list;
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};
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static LIST_HEAD(chdir_notify_entries);
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void chdir_notify_register(const char *name,
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chdir_notify_callback cb,
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void *data)
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{
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struct chdir_notify_entry *e = xmalloc(sizeof(*e));
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e->name = name;
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e->cb = cb;
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e->data = data;
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list_add_tail(&e->list, &chdir_notify_entries);
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}
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void chdir_notify_unregister(const char *name, chdir_notify_callback cb,
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void *data)
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{
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struct list_head *pos, *p;
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list_for_each_safe(pos, p, &chdir_notify_entries) {
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struct chdir_notify_entry *e =
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list_entry(pos, struct chdir_notify_entry, list);
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if (e->cb != cb || e->data != data || !e->name != !name ||
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(e->name && strcmp(e->name, name)))
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continue;
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list_del(pos);
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free(e);
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}
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}
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int chdir_notify(const char *new_cwd)
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{
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struct strbuf old_cwd = STRBUF_INIT;
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struct list_head *pos;
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if (strbuf_getcwd(&old_cwd) < 0)
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return -1;
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if (chdir(new_cwd) < 0) {
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int saved_errno = errno;
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strbuf_release(&old_cwd);
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errno = saved_errno;
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return -1;
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}
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trace_printf_key(&trace_setup_key,
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"setup: chdir from '%s' to '%s'",
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old_cwd.buf, new_cwd);
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list_for_each(pos, &chdir_notify_entries) {
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struct chdir_notify_entry *e =
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list_entry(pos, struct chdir_notify_entry, list);
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e->cb(e->name, old_cwd.buf, new_cwd, e->data);
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}
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strbuf_release(&old_cwd);
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return 0;
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}
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char *reparent_relative_path(const char *old_cwd,
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const char *new_cwd,
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const char *path)
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{
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char *ret, *full;
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if (is_absolute_path(path))
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return xstrdup(path);
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full = xstrfmt("%s/%s", old_cwd, path);
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ret = xstrdup(remove_leading_path(full, new_cwd));
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free(full);
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return ret;
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}
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