Add -Wwrite-strings and fix warnings.

[notmuch] / notmuch.c

diff --git a/notmuch.c b/notmuch.c
index c5fef0e800961782a1941d2999a4be6f4c6146c0..d98935bd4f73d2045f28466a9ac5156f40c21ac4 100644 (file)
--- a/notmuch.c
+++ b/notmuch.c
@@ -43,6 +43,8 @@
 
 #include <glib.h> /* g_strdup_printf */
 
+#define unused(x) x __attribute__ ((unused))
+
 /* There's no point in continuing when we've detected that we've done
  * something wrong internally (as opposed to the user passing in a
  * bogus value).
@@ -399,7 +401,7 @@ count_files (const char *path, int *count)
 }
 
 int
-setup_command (int argc, char *argv[])
+setup_command (unused (int argc), unused (char *argv[]))
 {
     notmuch_database_t *notmuch = NULL;
     char *default_path, *mail_directory = NULL;
@@ -525,7 +527,7 @@ setup_command (int argc, char *argv[])
 }
 
 int
-new_command (int argc, char *argv[])
+new_command (unused (int argc), unused (char *argv[]))
 {
     notmuch_database_t *notmuch;
     const char *mail_directory;
@@ -667,7 +669,7 @@ search_command (int argc, char *argv[])
 }
 
 int
-show_command (int argc, char *argv[])
+show_command (unused (int argc), unused (char *argv[]))
 {
     fprintf (stderr, "Error: show is not implemented yet.\n");
     return 1;
@@ -755,7 +757,8 @@ restore_command (int argc, char *argv[])
     FILE *input;
     notmuch_database_t *notmuch = NULL;
     char *line = NULL;
-    size_t line_size, line_len;
+    size_t line_size;
+    ssize_t line_len;
     regex_t regex;
     int rerr;
     int ret = 0;
@@ -893,7 +896,7 @@ void
 usage (void)
 {
     command_t *command;
-    int i;
+    unsigned int i;
 
     fprintf (stderr, "Usage: notmuch <command> [args...]\n");
     fprintf (stderr, "\n");
@@ -911,7 +914,7 @@ int
 main (int argc, char *argv[])
 {
     command_t *command;
-    int i;
+    unsigned int i;
 
     if (argc == 1)
        return setup_command (0, NULL);