common: cast arguments to character classification functions to unsigned char

[babeltrace.git] / tests / utils / tap / tap.c

diff --git a/tests/utils/tap/tap.c b/tests/utils/tap/tap.c
index 4d09a58a5e8c2e39835d14dba24a83d249da7ed5..8e9f9a645fc38c2ec09a972b1b8d45fbcccb891c 100644 (file)
--- a/tests/utils/tap/tap.c
+++ b/tests/utils/tap/tap.c
@@ -29,9 +29,9 @@
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <assert.h>
 #include <string.h>
 #include <limits.h>
+#include <assert.h>
 
 #include "tap.h"
 
@@ -42,7 +42,7 @@ static unsigned int test_count = 0; /* Number of tests that have been run */
 static unsigned int e_tests = 0; /* Expected number of tests to run */
 static unsigned int failures = 0; /* Number of tests that failed */
 static char *todo_msg = NULL;
-static char *todo_msg_fixed = "libtap malloc issue";
+static const char *todo_msg_fixed = "libtap malloc issue";
 static int todo = 0;
 static int test_died = 0;
 
@@ -82,8 +82,8 @@ void funlockfile(FILE * filehandle) {
  * test_comment -- a comment to print afterwards, may be NULL
  */
 unsigned int
-_gen_result(int ok, const char *func, char *file, unsigned int line,
-           char *test_name, ...)
+_gen_result(int ok, const char *func, const char *file, unsigned int line,
+           const char *test_name, ...)
 {
        va_list ap;
        char *local_test_name = NULL;
@@ -109,7 +109,7 @@ _gen_result(int ok, const char *func, char *file, unsigned int line,
                if(local_test_name) {
                        name_is_digits = 1;
                        for(c = local_test_name; *c != '\0'; c++) {
-                               if(!isdigit(*c) && !isspace(*c)) {
+                               if(!isdigit((unsigned char) *c) && !isspace((unsigned char) *c)) {
                                        name_is_digits = 0;
                                        break;
                                }
@@ -228,7 +228,7 @@ plan_no_plan(void)
  * Note that the plan is to skip all tests
  */
 int
-plan_skip_all(char *reason)
+plan_skip_all(const char *reason)
 {
 
        LOCK;
@@ -284,7 +284,7 @@ plan_tests(unsigned int tests)
 }
 
 unsigned int
-diag(char *fmt, ...)
+diag(const char *fmt, ...)
 {
        va_list ap;
 
@@ -330,7 +330,7 @@ _expected_tests(unsigned int tests)
 }
 
 int
-skip(unsigned int n, char *fmt, ...)
+skip(unsigned int n, const char *fmt, ...)
 {
        va_list ap;
        char *skip_msg = NULL;
@@ -358,7 +358,7 @@ skip(unsigned int n, char *fmt, ...)
 }
 
 void
-todo_start(char *fmt, ...)
+todo_start(const char *fmt, ...)
 {
        va_list ap;