Add static qualifiers

2 files changed, 9 insertions, 9 deletions

diff --git a/src/main.c b/src/main.c
index 92c7b8d..27799ad 100644
--- a/src/main.c
+++ b/src/main.c
@@ -11,14 +11,14 @@
 #include "print.h"
 #include "resources.h"
 
-void
+static void
 clean_exit(resources_t *const res, int exit_code)
 {
     resources_free(res);
     exit(exit_code);
 }
 
-int
+static int
 open_files(const options_t *const opts, resources_t *const res,
            bool is_action_backup)
 {
@@ -58,7 +58,7 @@ open_files(const options_t *const opts, resources_t *const res,
     return 0;
 }
 
-bool
+static bool
 is_reference_file_valid(resources_t *const res, uint32_t sector_size)
 {
     const long ref_size = file_size(res->ref_file);
@@ -129,7 +129,7 @@ is_reference_file_valid(resources_t *const res, uint32_t sector_size)
     return true;
 }
 
-int
+static int
 diff_backup(const options_t *const opts, resources_t *const res)
 {
     const long in_size = file_size(res->in_file);
@@ -271,7 +271,7 @@ diff_backup(const options_t *const opts, resources_t *const res)
     return 0;
 }
 
-int
+static int
 diff_restore(const options_t *const opts, resources_t *const res)
 {
     /* Check validity of the reference file */
diff --git a/src/options.c b/src/options.c
index a4dbcb9..366bb1f 100644
--- a/src/options.c
+++ b/src/options.c
@@ -14,8 +14,8 @@
 #define OPTIONS_DEFAULT_SECTOR_SIZE 512
 #define OPTIONS_DEFAULT_BUFFER_SIZE (4 * 1024 * 1024)
 
-void options_init(options_t *const opts);
-int options_parse_unsigned(const char *const arg, uint32_t *const value);
+static void options_init(options_t *const opts);
+static int options_parse_unsigned(const char *const arg, uint32_t *const value);
 
 int
 options_parse(int argc, char **argv, options_t *const opts)
@@ -106,7 +106,7 @@ options_usage(int exit_code)
     exit(exit_code);
 }
 
-void
+static void
 options_init(options_t *const opts)
 {
     opts->help = false;
@@ -118,7 +118,7 @@ options_init(options_t *const opts)
     opts->out_file_path = NULL;
 }
 
-int
+static int
 options_parse_unsigned(const char *const arg, uint32_t *const value)
 {
     char *end;