trace2: use system/global config for default trace2 settings

diff --git a/builtin/mailsplit.c b/builtin/mailsplit.c
index 104277acc49a08d9472523edc8337c3eeeb345cd..664400b8169b673f735e77f7dd86474f1665a3ae 100644 (file)
--- a/builtin/mailsplit.c
+++ b/builtin/mailsplit.c
@@ -45,6 +45,19 @@ static int is_from_line(const char *line, int len)
 
 static struct strbuf buf = STRBUF_INIT;
 static int keep_cr;
+static int mboxrd;
+
+static int is_gtfrom(const struct strbuf *buf)
+{
+       size_t min = strlen(">From ");
+       size_t ngt;
+
+       if (buf->len < min)
+               return 0;
+
+       ngt = strspn(buf->buf, ">");
+       return ngt && starts_with(buf->buf + ngt, "From ");
+}
 
 /* Called with the first line (potentially partial)
  * already in buf[] -- normally that should begin with
@@ -77,6 +90,9 @@ static int split_one(FILE *mbox, const char *name, int allow_bare)
                        strbuf_addch(&buf, '\n');
                }
 
+               if (mboxrd && is_gtfrom(&buf))
+                       strbuf_remove(&buf, 0, 1);
+
                if (fwrite(buf.buf, 1, buf.len, output) != buf.len)
                        die_errno("cannot write output");
 
@@ -109,7 +125,7 @@ static int populate_maildir_list(struct string_list *list, const char *path)
                if ((dir = opendir(name)) == NULL) {
                        if (errno == ENOENT)
                                continue;
-                       error("cannot opendir %s (%s)", name, strerror(errno));
+                       error_errno("cannot opendir %s", name);
                        goto out;
                }
 
@@ -174,12 +190,12 @@ static int split_maildir(const char *maildir, const char *dir,
 
                f = fopen(file, "r");
                if (!f) {
-                       error("cannot open mail %s (%s)", file, strerror(errno));
+                       error_errno("cannot open mail %s", file);
                        goto out;
                }
 
                if (strbuf_getwholeline(&buf, f, '\n')) {
-                       error("cannot read mail %s (%s)", file, strerror(errno));
+                       error_errno("cannot read mail %s", file);
                        goto out;
                }
 
@@ -210,12 +226,22 @@ static int split_mbox(const char *file, const char *dir, int allow_bare,
        int file_done = 0;
 
        if (!f) {
-               error("cannot open mbox %s", file);
+               error_errno("cannot open mbox %s", file);
                goto out;
        }
 
        do {
                peek = fgetc(f);
+               if (peek == EOF) {
+                       if (f == stdin)
+                               /* empty stdin is OK */
+                               ret = skip;
+                       else {
+                               fclose(f);
+                               error(_("empty mbox: '%s'"), file);
+                       }
+                       goto out;
+               }
        } while (isspace(peek));
        ungetc(peek, f);
 
@@ -271,6 +297,8 @@ int cmd_mailsplit(int argc, const char **argv, const char *prefix)
                        keep_cr = 1;
                } else if ( arg[1] == 'o' && arg[2] ) {
                        dir = arg+2;
+               } else if (!strcmp(arg, "--mboxrd")) {
+                       mboxrd = 1;
                } else if ( arg[1] == '-' && !arg[2] ) {
                        argp++; /* -- marks end of options */
                        break;
@@ -318,7 +346,7 @@ int cmd_mailsplit(int argc, const char **argv, const char *prefix)
                }
 
                if (stat(arg, &argstat) == -1) {
-                       error("cannot stat %s (%s)", arg, strerror(errno));
+                       error_errno("cannot stat %s", arg);
                        return 1;
                }