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-rwxr-xr-xmrbgems/mruby-bin-debugger/tools/mrdb/cmdbreak.c2
-rw-r--r--mrbgems/mruby-bin-mruby/tools/mruby/mruby.c2
-rw-r--r--mrbgems/mruby-string-ext/src/string.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/mrbgems/mruby-bin-debugger/tools/mrdb/cmdbreak.c b/mrbgems/mruby-bin-debugger/tools/mrdb/cmdbreak.c
index d4ec3d5f8..b913915c3 100755
--- a/mrbgems/mruby-bin-debugger/tools/mrdb/cmdbreak.c
+++ b/mrbgems/mruby-bin-debugger/tools/mrdb/cmdbreak.c
@@ -156,7 +156,7 @@ check_bptype(char* args)
static void
print_breakpoint(mrb_debug_breakpoint *bp)
{
- char* enable_letter[] = {BREAK_INFO_MSG_DISABLE, BREAK_INFO_MSG_ENABLE};
+ const char* enable_letter[] = {BREAK_INFO_MSG_DISABLE, BREAK_INFO_MSG_ENABLE};
if(bp->type == MRB_DEBUG_BPTYPE_LINE) {
printf(BREAK_INFO_MSG_LINEBREAK,
diff --git a/mrbgems/mruby-bin-mruby/tools/mruby/mruby.c b/mrbgems/mruby-bin-mruby/tools/mruby/mruby.c
index 442133f92..44ad9bb06 100644
--- a/mrbgems/mruby-bin-mruby/tools/mruby/mruby.c
+++ b/mrbgems/mruby-bin-mruby/tools/mruby/mruby.c
@@ -209,7 +209,7 @@ main(int argc, char **argv)
/* Set $0 */
zero_sym = mrb_intern_lit(mrb, "$0");
if (args.rfp) {
- char *cmdline;
+ const char *cmdline;
cmdline = args.cmdline ? args.cmdline : "-";
mrbc_filename(mrb, c, cmdline);
mrb_gv_set(mrb, zero_sym, mrb_str_new_cstr(mrb, cmdline));
diff --git a/mrbgems/mruby-string-ext/src/string.c b/mrbgems/mruby-string-ext/src/string.c
index 68d96cd6c..221de5009 100644
--- a/mrbgems/mruby-string-ext/src/string.c
+++ b/mrbgems/mruby-string-ext/src/string.c
@@ -253,7 +253,7 @@ mrb_str_succ_bang(mrb_state *mrb, mrb_value self)
{
mrb_value result;
unsigned char *p, *e, *b, *t;
- char *prepend;
+ const char *prepend;
struct RString *s = mrb_str_ptr(self);
size_t l;