From: Kevin McCarthy <kevin@8t8.us>
Date: Mon, 11 Mar 2019 09:38:58 +0000 (+0800)
Subject: Add mutt_getcwd()
X-Git-Tag: 2019-10-25~276^2~6
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=646f26d9f14be047e784e6bd424111fc706edc0f;p=neomutt

Add mutt_getcwd()

Co-authored-by: Richard Russon <rich@flatcap.org>
---

diff --git a/muttlib.c b/muttlib.c
index 3ff5ea20c..fd7065d67 100644
--- a/muttlib.c
+++ b/muttlib.c
@@ -1699,3 +1699,22 @@ int mutt_inbox_cmp(const char *a, const char *b)
 
   return 0;
 }
+
+/**
+ * mutt_getcwd - Get the current working directory
+ * @param cwd Buffer for the result
+ */
+void mutt_getcwd(struct Buffer *cwd)
+{
+  mutt_buffer_increase_size(cwd, PATH_MAX);
+  char *retval = getcwd(cwd->data, cwd->dsize);
+  while (!retval && (errno == ERANGE))
+  {
+    mutt_buffer_increase_size(cwd, cwd->dsize + 256);
+    retval = getcwd(cwd->data, cwd->dsize);
+  }
+  if (retval)
+    mutt_buffer_fix_dptr(cwd);
+  else
+    mutt_buffer_reset(cwd);
+}
diff --git a/muttlib.h b/muttlib.h
index 8b7276097..2daf552b5 100644
--- a/muttlib.h
+++ b/muttlib.h
@@ -53,6 +53,7 @@ void        mutt_expando_format(char *buf, size_t buflen, size_t col, int cols,
 char *      mutt_expand_path(char *s, size_t slen);
 char *      mutt_expand_path_regex(char *buf, size_t buflen, bool regex);
 char *      mutt_gecos_name(char *dest, size_t destlen, struct passwd *pw);
+void        mutt_getcwd(struct Buffer *cwd);
 void        mutt_get_parent_path(char *path, char *buf, size_t buflen);
 int         mutt_inbox_cmp(const char *a, const char *b);
 bool        mutt_is_text_part(struct Body *b);