From 529a98a8bbaa1d24351c182a8793dd67a5bed6c7 Mon Sep 17 00:00:00 2001
From: David Lawrence Ramsey <pooka109@gmail.com>
Date: Wed, 18 Apr 2007 18:22:13 +0000
Subject: [PATCH] fix various file- and rcfile-opening bugs

git-svn-id: svn://svn.savannah.gnu.org/nano/branches/nano_2_0_branch/nano@4080 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
---
 ChangeLog    | 13 +++++++++++++
 src/files.c  | 16 +++++++++++++---
 src/rcfile.c | 12 +++++-------
 3 files changed, 31 insertions(+), 10 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 0186f6fb..80240087 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 CVS code -
 - files.c:
+  open_file()
+	- Open files using their full paths whenever possible, so that
+	  ~user/file.txt and "~user/file.txt" are treated the same way
+	  if ~user is a user's home directory. (DLR)
   real_dir_from_tilde()
 	- Fix segfault when dealing with directory names that begin with
 	  "~", but that aren't users' home directories. (DLR, found by
@@ -13,6 +17,15 @@ CVS code -
   input_tab()
 	- Don't bother checking if num_matches is less than zero, as
 	  it's a size_t and hence unsigned. (DLR)
+- rcfile.c:
+  parse_include()
+	- Open files using their full paths whenever possible, so that
+	  ~user/file.txt and "~user/file.txt" are treated the same way
+	  if ~user is a user's home directory. (DLR)
+	- Properly check for the included file's being a directory, a
+	  character file, or a block file. (DLR)
+	- For consistency, display the filename as the user entered it
+	  if we can't read the specified file. (DLR)
 - winio.c:
   parse_kbinput()
 	- Interpret Cancel and Shift-Cancel. (DLR)
diff --git a/src/files.c b/src/files.c
index 68a1288e..2cd54d2f 100644
--- a/src/files.c
+++ b/src/files.c
@@ -586,10 +586,17 @@ int open_file(const char *filename, bool newfie, FILE **f)
 {
     struct stat fileinfo;
     int fd;
+    char *full_filename;
 
     assert(filename != NULL && f != NULL);
 
-    if (stat(filename, &fileinfo) == -1) {
+    /* Get the specified file's full path. */
+    full_filename = get_full_path(filename);
+
+    if (full_filename == NULL)
+	full_filename = mallocstrcpy(NULL, filename);
+
+    if (stat(full_filename, &fileinfo) == -1) {
 	if (newfie) {
 	    statusbar(_("New File"));
 	    return -2;
@@ -606,8 +613,9 @@ int open_file(const char *filename, bool newfie, FILE **f)
 		_("\"%s\" is a device file"), filename);
 	beep();
 	return -1;
-    } else if ((fd = open(filename, O_RDONLY)) == -1) {
-	statusbar(_("Error reading %s: %s"), filename, strerror(errno));
+    } else if ((fd = open(full_filename, O_RDONLY)) == -1) {
+	statusbar(_("Error reading %s: %s"), filename,
+		strerror(errno));
 	beep();
  	return -1;
      } else {
@@ -623,6 +631,8 @@ int open_file(const char *filename, bool newfie, FILE **f)
 	    statusbar(_("Reading File"));
     }
 
+    free(full_filename);
+
     return 0;
 }
 
diff --git a/src/rcfile.c b/src/rcfile.c
index 7aa75d0c..d2e20edc 100644
--- a/src/rcfile.c
+++ b/src/rcfile.c
@@ -363,25 +363,23 @@ void parse_include(char *ptr)
     /* Get the specified file's full path. */
     full_option = get_full_path(option);
 
-    if (full_option == NULL) {
-	rcfile_error(_("Error reading %s: %s"), option, strerror(errno));
-	goto cleanup_include;
-    }
+    if (full_option == NULL)
+	full_option = mallocstrcpy(NULL, option);
 
     /* Don't open directories, character files, or block files. */
-    if (stat(nanorc, &rcinfo) != -1) {
+    if (stat(full_option, &rcinfo) != -1) {
 	if (S_ISDIR(rcinfo.st_mode) || S_ISCHR(rcinfo.st_mode) ||
 		S_ISBLK(rcinfo.st_mode)) {
 	    rcfile_error(S_ISDIR(rcinfo.st_mode) ?
 		_("\"%s\" is a directory") :
-		_("\"%s\" is a device file"), nanorc);
+		_("\"%s\" is a device file"), option);
 	    goto cleanup_include;
 	}
     }
 
     /* Open the new syntax file. */
     if ((rcstream = fopen(full_option, "rb")) == NULL) {
-	rcfile_error(_("Error reading %s: %s"), full_option,
+	rcfile_error(_("Error reading %s: %s"), option,
 		strerror(errno));
 	goto cleanup_include;
     }
-- 
2.39.5