[PATCH 2/3] wrapper: add xgetcwd()
From: René Scharfe <hidden>
Date: 2016-06-15 23:01:59
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add the helper function xgetcwd(), which returns the current directory or dies. The returned string has to be free()d after use. Signed-off-by: Rene Scharfe <redacted> --- git-compat-util.h | 1 + wrapper.c | 8 ++++++++ 2 files changed, 9 insertions(+)
diff --git a/git-compat-util.h b/git-compat-util.h
index 0b53c9a..d64d012 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h@@ -605,6 +605,7 @@ extern int xmkstemp(char *template); extern int xmkstemp_mode(char *template, int mode); extern int odb_mkstemp(char *template, size_t limit, const char *pattern); extern int odb_pack_keep(char *name, size_t namesz, const unsigned char *sha1); +extern char *xgetcwd(void); static inline size_t xsize_t(off_t len) {
diff --git a/wrapper.c b/wrapper.c
index bc1bfb8..e297fa9 100644
--- a/wrapper.c
+++ b/wrapper.c@@ -493,3 +493,11 @@ struct passwd *xgetpwuid_self(void) errno ? strerror(errno) : _("no such user")); return pw; } + +char *xgetcwd(void) +{ + struct strbuf sb = STRBUF_INIT; + if (strbuf_add_cwd(&sb)) + die_errno("unable to get current working directory"); + return strbuf_detach(&sb, NULL); +}
--
2.0.2