From: Paolo Bonzini <pbonz...@redhat.com>

Pass the command-line arguments as a pointer to a new struct.  This
will be extended soon to include more options.

Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
 builtin/interpret-trailers.c | 13 ++++++-------
 trailer.c                    | 14 ++++++++------
 trailer.h                    |  7 ++++++-
 3 files changed, 20 insertions(+), 14 deletions(-)

diff --git a/builtin/interpret-trailers.c b/builtin/interpret-trailers.c
index 175f14797..6528680b5 100644
--- a/builtin/interpret-trailers.c
+++ b/builtin/interpret-trailers.c
@@ -18,13 +18,12 @@ static const char * const git_interpret_trailers_usage[] = {
 
 int cmd_interpret_trailers(int argc, const char **argv, const char *prefix)
 {
-       int in_place = 0;
-       int trim_empty = 0;
+       struct trailer_opts opts = { 0 };
        struct string_list trailers = STRING_LIST_INIT_NODUP;
 
        struct option options[] = {
-               OPT_BOOL(0, "in-place", &in_place, N_("edit files in place")),
-               OPT_BOOL(0, "trim-empty", &trim_empty, N_("trim empty 
trailers")),
+               OPT_BOOL(0, "in-place", &opts.in_place, N_("edit files in 
place")),
+               OPT_BOOL(0, "trim-empty", &opts.trim_empty, N_("trim empty 
trailers")),
                OPT_STRING_LIST(0, "trailer", &trailers, N_("trailer"),
                                N_("trailer(s) to add")),
                OPT_END()
@@ -36,11 +35,11 @@ int cmd_interpret_trailers(int argc, const char **argv, 
const char *prefix)
        if (argc) {
                int i;
                for (i = 0; i < argc; i++)
-                       process_trailers(argv[i], in_place, trim_empty, 
&trailers);
+                       process_trailers(argv[i], &opts, &trailers);
        } else {
-               if (in_place)
+               if (opts.in_place)
                        die(_("no input file given for in-place editing"));
-               process_trailers(NULL, in_place, trim_empty, &trailers);
+               process_trailers(NULL, &opts, &trailers);
        }
 
        string_list_clear(&trailers, 0);
diff --git a/trailer.c b/trailer.c
index 751b56c00..a3eb42818 100644
--- a/trailer.c
+++ b/trailer.c
@@ -164,13 +164,14 @@ static void print_tok_val(FILE *outfile, const char *tok, 
const char *val)
                fprintf(outfile, "%s%c %s\n", tok, separators[0], val);
 }
 
-static void print_all(FILE *outfile, struct list_head *head, int trim_empty)
+static void print_all(FILE *outfile, struct list_head *head,
+                     struct trailer_opts *opts)
 {
        struct list_head *pos;
        struct trailer_item *item;
        list_for_each(pos, head) {
                item = list_entry(pos, struct trailer_item, list);
-               if (!trim_empty || strlen(item->value) > 0)
+               if (!opts->trim_empty || strlen(item->value) > 0)
                        print_tok_val(outfile, item->token, item->value);
        }
 }
@@ -968,7 +969,8 @@ static FILE *create_in_place_tempfile(const char *file)
        return outfile;
 }
 
-void process_trailers(const char *file, int in_place, int trim_empty, struct 
string_list *trailers)
+void process_trailers(const char *file, struct trailer_opts *opts,
+                     struct string_list *trailers)
 {
        LIST_HEAD(head);
        LIST_HEAD(arg_head);
@@ -980,7 +982,7 @@ void process_trailers(const char *file, int in_place, int 
trim_empty, struct str
 
        read_input_file(&sb, file);
 
-       if (in_place)
+       if (opts->in_place)
                outfile = create_in_place_tempfile(file);
 
        /* Print the lines before the trailers */
@@ -990,14 +992,14 @@ void process_trailers(const char *file, int in_place, int 
trim_empty, struct str
 
        process_trailers_lists(&head, &arg_head);
 
-       print_all(outfile, &head, trim_empty);
+       print_all(outfile, &head, opts);
 
        free_all(&head);
 
        /* Print the lines after the trailers as is */
        fwrite(sb.buf + trailer_end, 1, sb.len - trailer_end, outfile);
 
-       if (in_place)
+       if (opts->in_place)
                if (rename_tempfile(&trailers_tempfile, file))
                        die_errno(_("could not rename temporary file to %s"), 
file);
 
diff --git a/trailer.h b/trailer.h
index 65cc5d79c..e90ba1270 100644
--- a/trailer.h
+++ b/trailer.h
@@ -1,6 +1,11 @@
 #ifndef TRAILER_H
 #define TRAILER_H
 
+struct trailer_opts {
+       int in_place;
+       int trim_empty;
+};
+
 struct trailer_info {
        /*
         * True if there is a blank line before the location pointed to by
@@ -22,7 +27,7 @@ struct trailer_info {
        size_t trailer_nr;
 };
 
-void process_trailers(const char *file, int in_place, int trim_empty,
+void process_trailers(const char *file, struct trailer_opts *opts,
                      struct string_list *trailers);
 
 void trailer_info_get(struct trailer_info *info, const char *str);
-- 
2.13.0


Reply via email to