- General: - Preliminary prepend code. This may be a bad idea, but I've been wanting it for awhile now and we'll see how bad it messes everything up. Changes to files.c:do_writeout(), write_file()

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@1188 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
master
Chris Allegretta 2002-04-16 03:15:47 +00:00
parent 7f80e6639f
commit 0e9b7aa16d
4 changed files with 52 additions and 11 deletions

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@ -8,6 +8,9 @@ CVS code -
New functions nano.c:make_new_opennode(), free_openfilestruct(),
delete_opennode(), unlink_opennode(), splice_opennode(),
new struct openfilestruct in nano.h.
- Preliminary prepend code. This may be a bad idea, but I've
been wanting it for awhile now and we'll see how bad it messes
everything up. Changes to files.c:do_writeout(), write_file().
- configure.ac:
- Define NDEBUG to silence asserts (David Benbennick).
- files.c:

52
files.c
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@ -1178,8 +1178,8 @@ int check_operating_dir(char *currpath, int allow_tabcomp)
* tmp means we are writing a tmp file in a secure fashion. We use
* it when spell checking or dumping the file on an error.
*
* append means, not surprisingly, whether we are appending instead
* of overwriting.
* append == 1 means we are appending instead of overwriting.
* append == 2 means we are prepending instead of overwriting.
*
* nonamechange means don't change the current filename, it is ignored
* if tmp == 1.
@ -1187,9 +1187,9 @@ int check_operating_dir(char *currpath, int allow_tabcomp)
int write_file(char *name, int tmp, int append, int nonamechange)
{
long size, lineswritten = 0;
char *buf = NULL;
char *buf = NULL, prechar;
filestruct *fileptr;
int fd, mask = 0, realexists, anyexists;
int fd, fd2, mask = 0, realexists, anyexists;
struct stat st, lst;
char *realname = NULL;
@ -1238,7 +1238,8 @@ int write_file(char *name, int tmp, int append, int nonamechange)
if (realexists == -1 || tmp || (!ISSET(FOLLOW_SYMLINKS) &&
S_ISLNK(lst.st_mode))) {
to reflect whether or not to link/unlink/rename the file */
else if (ISSET(FOLLOW_SYMLINKS) || !S_ISLNK(lst.st_mode) || tmp) {
else if (append != 2 && (ISSET(FOLLOW_SYMLINKS) || !S_ISLNK(lst.st_mode)
|| tmp)) {
/* Use O_EXCL if tmp == 1. This is now copied from joe, because
wiggy says so *shrug*. */
if (append)
@ -1343,6 +1344,26 @@ int write_file(char *name, int tmp, int append, int nonamechange)
return -1;
}
/* if we're prepending, open the real file, and append it here */
if (append == 2) {
if ((fd = open(buf, O_WRONLY | O_APPEND, (S_IRUSR|S_IWUSR))) == -1) {
statusbar(_("Could not reopen %s: %s"), buf, strerror(errno));
return -1;
}
if ((fd2 = open(realname, O_RDONLY)) == -1) {
statusbar(_("Could open %s for prepend: %s"), realname, strerror(errno));
return -1;
}
while (read(fd2, &prechar, 1) > 0)
write(fd, &prechar, 1);
close(fd);
close(fd2);
}
if (realexists == -1 || tmp ||
(!ISSET(FOLLOW_SYMLINKS) && S_ISLNK(lst.st_mode))) {
@ -1358,7 +1379,8 @@ int write_file(char *name, int tmp, int append, int nonamechange)
/* Use permissions from file we are overwriting. */
mask = st.st_mode;
if (!tmp && (!ISSET(FOLLOW_SYMLINKS) && S_ISLNK(lst.st_mode))) {
if (append == 2 ||
(!tmp && (!ISSET(FOLLOW_SYMLINKS) && S_ISLNK(lst.st_mode)))) {
if (unlink(realname) == -1) {
if (errno != ENOENT) {
statusbar(_("Could not open %s for writing: %s"),
@ -1438,7 +1460,10 @@ int do_writeout(char *path, int exiting, int append)
/* Be nice to the translation folks */
if (ISSET(MARK_ISSET) && !exiting) {
if (append)
if (append == 2)
i = statusq(1, writefile_list, "",
"%s%s", _("Prepend Selection to File"), formatstr);
else if (append)
i = statusq(1, writefile_list, "",
"%s%s", _("Append Selection to File"), formatstr);
else
@ -1447,7 +1472,10 @@ int do_writeout(char *path, int exiting, int append)
} else
#endif
{
if (append)
if (append == 2)
i = statusq(1, writefile_list, answer,
"%s%s", _("File Name to Prepend"), formatstr);
else if (append)
i = statusq(1, writefile_list, answer,
"%s%s", _("File Name to Append"), formatstr);
else
@ -1481,8 +1509,12 @@ int do_writeout(char *path, int exiting, int append)
UNSET(DOS_FILE);
TOGGLE(MAC_FILE);
return(do_writeout(answer, exiting, append));
} else if (i == NANO_APPEND_KEY)
return(do_writeout(answer, exiting, 1 - append));
} else if (i == NANO_PREPEND_KEY)
return(do_writeout(answer, exiting, 2));
else if (i == NANO_APPEND_KEY && append != 1)
return(do_writeout(answer, exiting, 1));
else if (i == NANO_APPEND_KEY)
return(do_writeout(answer, exiting, 0));
#ifdef DEBUG
fprintf(stderr, _("filename is %s"), answer);

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@ -272,7 +272,7 @@ void shortcut_init(int unjustify)
"", *nano_backspace_msg = "", *nano_tab_msg =
"", *nano_enter_msg = "", *nano_cancel_msg =
"", *nano_unjustify_msg = "", *nano_append_msg =
"";
"", *nano_prepend_msg = "";
#ifdef ENABLE_MULTIBUFFER
char *nano_openprev_msg = "", *nano_opennext_msg = "";
@ -330,6 +330,7 @@ void shortcut_init(int unjustify)
nano_gotodir_msg = _("Goto Directory");
nano_cancel_msg = _("Cancel the current function");
nano_append_msg = _("Append to the current file");
nano_prepend_msg = _("Prepend to the current file");
nano_reverse_msg = _("Search backwards");
nano_dos_msg = _("Write file out in DOS format");
nano_mac_msg = _("Write file out in Mac format");
@ -632,6 +633,10 @@ void shortcut_init(int unjustify)
NANO_APPEND_KEY, _("Append"),
nano_append_msg, 0, 0, 0, NOVIEW, 0);
sc_init_one(&writefile_list,
NANO_PREPEND_KEY, _("Prepend"),
nano_prepend_msg, 0, 0, 0, NOVIEW, 0);
sc_init_one(&writefile_list, NANO_CANCEL_KEY,
_("Cancel"), nano_cancel_msg, 0, 0, 0, VIEW, 0);

1
nano.h
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@ -289,6 +289,7 @@ know what you're doing */
#define NANO_FROMSEARCHTOGOTO_KEY NANO_CONTROL_T
#define NANO_TOFILES_KEY NANO_CONTROL_T
#define NANO_APPEND_KEY NANO_ALT_A
#define NANO_PREPEND_KEY NANO_ALT_P
#define NANO_OPENPREV_KEY NANO_ALT_LCARAT
#define NANO_OPENNEXT_KEY NANO_ALT_RCARAT
#define NANO_OPENPREV_ALTKEY NANO_ALT_COMMA