git/list[1] front-page[2] threads[3] people[4] search[5] about
 

[PATCH] Teach mailsplit about Maildir's

From
FPFernando J. Pereda <ferdy@gentoo.org>
Date
May 24, 2007, 22:15 UTC
Message-ID
<20070524221536.GD4714@ferdyx.org>
In-Reply-To
<7v8xbevv41.fsf@assigned-by-dhcp.cox.net>
Signed-off-by: Fernando J. Pereda <ferdy@gentoo.org>
---
	I built the documentation again, and formatting looks ok with that
	blank line there. I think I fixed those declarations after
	statements too.
 Documentation/git-am.txt        |    8 ++-
 Documentation/git-mailsplit.txt |   13 +++-
 builtin-mailsplit.c             |  140 ++++++++++++++++++++++++++++++++-------
 builtin.h                       |    2 +-
 4 files changed, 133 insertions(+), 30 deletions(-)
diff --git a/Documentation/git-am.txt b/Documentation/git-am.txt
index ba79773..25cf84a 100644
--- a/Documentation/git-am.txt
+++ b/Documentation/git-am.txt
@@ -12,7 +12,8 @@ SYNOPSIS
 'git-am' [--signoff] [--dotest=<dir>] [--keep] [--utf8 | --no-utf8]
          [--3way] [--interactive] [--binary]
          [--whitespace=<option>] [-C<n>] [-p<n>]
-         <mbox>...
+         <mbox>|<Maildir>...
+
 'git-am' [--skip | --resolved]
 
 DESCRIPTION
@@ -23,9 +24,10 @@ current branch.
 
 OPTIONS
 -------
-<mbox>...::
+<mbox>|<Maildir>...::
 	The list of mailbox files to read patches from. If you do not
-	supply this argument, reads from the standard input.
+	supply this argument, reads from the standard input. If you supply
+	directories, they'll be treated as Maildirs.
 
 -s, --signoff::
 	Add `Signed-off-by:` line to the commit message, using
diff --git a/Documentation/git-mailsplit.txt b/Documentation/git-mailsplit.txt
index c11d6a5..abb0903 100644
--- a/Documentation/git-mailsplit.txt
+++ b/Documentation/git-mailsplit.txt
@@ -7,12 +7,15 @@ git-mailsplit - Simple UNIX mbox splitter program
 
 SYNOPSIS
 --------
-'git-mailsplit' [-b] [-f<nn>] [-d<prec>] -o<directory> [--] [<mbox>...]
+'git-mailsplit' [-b] [-f<nn>] [-d<prec>] -o<directory> [--] [<mbox>|<Maildir>...]
 
 DESCRIPTION
 -----------
-Splits a mbox file into a list of files: "0001" "0002" ..  in the specified
-directory so you can process them further from there.
+Splits a mbox file or a Maildir into a list of files: "0001" "0002" ..  in the
+specified directory so you can process them further from there.
+
+IMPORTANT: Maildir splitting relies upon filenames being sorted to output
+patches in the correct order.
 
 OPTIONS
 -------
@@ -20,6 +23,10 @@ OPTIONS
 	Mbox file to split.  If not given, the mbox is read from
 	the standard input.
 
+<Maildir>::
+	Root of the Maildir to split. This directory should contain the cur, tmp
+	and new subdirectories.
+
 <directory>::
 	Directory in which to place the individual messages.
 
diff --git a/builtin-mailsplit.c b/builtin-mailsplit.c
index 3bca855..97ae004 100644
--- a/builtin-mailsplit.c
+++ b/builtin-mailsplit.c
@@ -6,9 +6,10 @@
  */
 #include "cache.h"
 #include "builtin.h"
+#include "path-list.h"
 
 static const char git_mailsplit_usage[] =
-"git-mailsplit [-d<prec>] [-f<n>] [-b] -o<directory> <mbox>...";
+"git-mailsplit [-d<prec>] [-f<n>] [-b] -o<directory> <mbox>|<Maildir>...";
 
 static int is_from_line(const char *line, int len)
 {
@@ -96,44 +97,107 @@ static int split_one(FILE *mbox, const char *name, int allow_bare)
 	exit(1);
 }
 
-int split_mbox(const char **mbox, const char *dir, int allow_bare, int nr_prec, int skip)
+static int populate_maildir_list(struct path_list *list, const char *path)
 {
-	char *name = xmalloc(strlen(dir) + 2 + 3 * sizeof(skip));
+	DIR *dir;
+	struct dirent *dent;
+
+	if ((dir = opendir(path)) == NULL) {
+		error("cannot opendir %s (%s)", path, strerror(errno));
+		return -1;
+	}
+
+	while ((dent = readdir(dir)) != NULL) {
+		if (dent->d_name[0] == '.')
+			continue;
+		path_list_insert(dent->d_name, list);
+	}
+
+	closedir(dir);
+
+	return 0;
+}
+
+static int split_maildir(const char *maildir, const char *dir,
+	int nr_prec, int skip)
+{
+	char file[PATH_MAX];
+	char curdir[PATH_MAX];
+	char name[PATH_MAX];
 	int ret = -1;
+	int i;
+	struct path_list list = {NULL, 0, 0, 1};
 
-	while (*mbox) {
-		const char *file = *mbox++;
-		FILE *f = !strcmp(file, "-") ? stdin : fopen(file, "r");
-		int file_done = 0;
+	snprintf(curdir, sizeof(curdir), "%s/cur", maildir);
+	if (populate_maildir_list(&list, curdir) < 0)
+		goto out;
 
-		if ( !f ) {
-			error("cannot open mbox %s", file);
+	for (i = 0; i < list.nr; i++) {
+		FILE *f;
+		snprintf(file, sizeof(file), "%s/%s", curdir, list.items[i].path);
+		f = fopen(file, "r");
+		if (!f) {
+			error("cannot open mail %s (%s)", file, strerror(errno));
 			goto out;
 		}
 
 		if (fgets(buf, sizeof(buf), f) == NULL) {
-			if (f == stdin)
-				break; /* empty stdin is OK */
-			error("cannot read mbox %s", file);
+			error("cannot read mail %s (%s)", file, strerror(errno));
 			goto out;
 		}
 
-		while (!file_done) {
-			sprintf(name, "%s/%0*d", dir, nr_prec, ++skip);
-			file_done = split_one(f, name, allow_bare);
+		sprintf(name, "%s/%0*d", dir, nr_prec, ++skip);
+		split_one(f, name, 1);
+
+		fclose(f);
+	}
+
+	path_list_clear(&list, 1);
+
+	ret = skip;
+out:
+	return ret;
+}
+
+int split_mbox(const char *file, const char *dir, int allow_bare,
+		int nr_prec, int skip)
+{
+	char name[PATH_MAX];
+	int ret = -1;
+
+	FILE *f = !strcmp(file, "-") ? stdin : fopen(file, "r");
+	int file_done = 0;
+
+	if (!f) {
+		error("cannot open mbox %s", file);
+		goto out;
+	}
+
+	if (fgets(buf, sizeof(buf), f) == NULL) {
+		/* empty stdin is OK */
+		if (f != stdin) {
+			error("cannot read mbox %s", file);
+			goto out;
 		}
+		file_done = 1;
+	}
 
-		if (f != stdin)
-			fclose(f);
+	while (!file_done) {
+		sprintf(name, "%s/%0*d", dir, nr_prec, ++skip);
+		file_done = split_one(f, name, allow_bare);
 	}
+
+	if (f != stdin)
+		fclose(f);
+
 	ret = skip;
 out:
-	free(name);
 	return ret;
 }
+
 int cmd_mailsplit(int argc, const char **argv, const char *prefix)
 {
-	int nr = 0, nr_prec = 4, ret;
+	int nr = 0, nr_prec = 4, num = 0;
 	int allow_bare = 0;
 	const char *dir = NULL;
 	const char **argp;
@@ -186,9 +250,39 @@ int cmd_mailsplit(int argc, const char **argv, const char *prefix)
 			argp = stdin_only;
 	}
 
-	ret = split_mbox(argp, dir, allow_bare, nr_prec, nr);
-	if (ret != -1)
-		printf("%d\n", ret);
+	while (*argp) {
+		const char *arg = *argp++;
+		struct stat argstat;
+		int ret = 0;
+
+		if (arg[0] == '-' && arg[1] == 0) {
+			ret = split_mbox(arg, dir, allow_bare, nr_prec, nr);
+			if (ret < 0) {
+				error("cannot split patches from stdin");
+				return 1;
+			}
+			num += ret;
+			continue;
+		}
+
+		if (stat(arg, &argstat) == -1) {
+			error("cannot stat %s (%s)", arg, strerror(errno));
+			return 1;
+		}
+
+		if (S_ISDIR(argstat.st_mode))
+			ret = split_maildir(arg, dir, nr_prec, nr);
+		else
+			ret = split_mbox(arg, dir, allow_bare, nr_prec, nr);
+
+		if (ret < 0) {
+			error("cannot split patches from %s", arg);
+			return 1;
+		}
+		num += ret;
+	}
+
+	printf("%d\n", num);
 
-	return ret == -1;
+	return 0;
 }
diff --git a/builtin.h b/builtin.h
index d3f3a74..39290d1 100644
--- a/builtin.h
+++ b/builtin.h
@@ -8,7 +8,7 @@ extern const char git_usage_string[];
 
 extern void help_unknown_cmd(const char *cmd);
 extern int mailinfo(FILE *in, FILE *out, int ks, const char *encoding, const char *msg, const char *patch);
-extern int split_mbox(const char **mbox, const char *dir, int allow_bare, int nr_prec, int skip);
+extern int split_mbox(const char *file, const char *dir, int allow_bare, int nr_prec, int skip);
 extern void stripspace(FILE *in, FILE *out);
 extern int write_tree(unsigned char *sha1, int missing_ok, const char *prefix);
 extern void prune_packed_objects(int);
-- 
1.5.2
Previous: Junio C Hamano
Message 21 of 21 in “Teach mailsplit about Maildir's”
  1. Teach mailsplit about Maildir'sFernando J. Pereda, May 20, 2007
  2. Junio C HamanoMay 20, 2007
  3. Alex RiesenMay 20, 2007
  4. Fernando J. PeredaMay 20, 2007
  5. Alex RiesenMay 20, 2007
  6. Fernando J. PeredaMay 20, 2007
  7. Johan HerlandMay 20, 2007
  8. Fernando J. PeredaMay 20, 2007
  9. Johan HerlandMay 20, 2007
  10. Johannes SchindelinMay 21, 2007
  11. Junio C HamanoMay 21, 2007
  12. Johannes SchindelinMay 21, 2007
  13. Fernando J. PeredaMay 21, 2007
  14. Fernando J. PeredaMay 21, 2007
  15. Allow user to specify mailbox format for mailsplitAlex Riesen, May 21, 2007
  16. Junio C HamanoMay 21, 2007
  17. Alex RiesenMay 22, 2007
  18. Junio C HamanoMay 24, 2007
  19. Fernando J. PeredaMay 24, 2007
  20. Junio C HamanoMay 24, 2007
  21. Teach mailsplit about Maildir'sFernando J. Pereda, May 24, 2007

Read the whole thread, see it on lore, or plain text.

$ cat FOOTERMessages come from the public archive at lore.kernel.org/git, fetched every hour. The front page is chosen and written each morning by an AI editor and can be wrong; the threads themselves are the record. About and API. For agents: an MCP server at https://gitlist.dev/mcp, and any thread, story or person page as Markdown by adding .md to its URL (or sending Accept: text/markdown). Details in /llms.txt.