option parsing: Mark arguments that are not modified as 'const'

[fio.git] / options.c

diff --git a/options.c b/options.c
index 45a5b82be4f2789629dd1f5a6d32a7e6c24938de..17d7245f5490cc762153ea48d3960605cc0d5909 100644 (file)
--- a/options.c
+++ b/options.c
@@ -1517,7 +1517,7 @@ static int str_ioengine_external_cb(void *data, const char *str)
        return 0;
 }
 
-static int rw_verify(struct fio_option *o, void *data)
+static int rw_verify(const struct fio_option *o, void *data)
 {
        struct thread_data *td = cb_data_to_td(data);
 
@@ -1530,7 +1530,7 @@ static int rw_verify(struct fio_option *o, void *data)
        return 0;
 }
 
-static int gtod_cpu_verify(struct fio_option *o, void *data)
+static int gtod_cpu_verify(const struct fio_option *o, void *data)
 {
 #ifndef FIO_HAVE_CPU_AFFINITY
        struct thread_data *td = cb_data_to_td(data);
@@ -4904,7 +4904,7 @@ int fio_options_parse(struct thread_data *td, char **opts, int num_opts)
        opts_copy = dup_and_sub_options(opts, num_opts);
 
        for (ret = 0, i = 0, unknown = 0; i < num_opts; i++) {
-               struct fio_option *o;
+               const struct fio_option *o;
                int newret = parse_option(opts_copy[i], opts[i], fio_options,
                                                &o, &td->o, &td->opt_list);
 
@@ -4930,7 +4930,7 @@ int fio_options_parse(struct thread_data *td, char **opts, int num_opts)
                        opts = opts_copy;
                }
                for (i = 0; i < num_opts; i++) {
-                       struct fio_option *o = NULL;
+                       const struct fio_option *o = NULL;
                        int newret = 1;
 
                        if (!opts_copy[i])
@@ -4961,9 +4961,9 @@ int fio_cmd_option_parse(struct thread_data *td, const char *opt, char *val)
 
        ret = parse_cmd_option(opt, val, fio_options, &td->o, &td->opt_list);
        if (!ret) {
-               struct fio_option *o;
+               const struct fio_option *o;
 
-               o = find_option(fio_options, opt);
+               o = find_option_c(fio_options, opt);
                if (o)
                        fio_option_mark_set(&td->o, o);
        }
@@ -5028,7 +5028,7 @@ unsigned int fio_get_kb_base(void *data)
        return kb_base;
 }
 
-int add_option(struct fio_option *o)
+int add_option(const struct fio_option *o)
 {
        struct fio_option *__o;
        int opt_index = 0;
@@ -5165,7 +5165,7 @@ bool __fio_option_is_set(struct thread_options *o, unsigned int off1)
        return false;
 }
 
-void fio_option_mark_set(struct thread_options *o, struct fio_option *opt)
+void fio_option_mark_set(struct thread_options *o, const struct fio_option *opt)
 {
        unsigned int opt_off, index, offset;