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tests: fix -Werror=discarded-qualifiers errors in check_public.c 

check_public.c: In function ‘parse_display_pass’:
check_public.c:32:32: error: passing argument 1 of ‘putenv’ discards ‘const’ qualifier from pointer target type [-Werror=discarded-qualifiers]
   32 |                         putenv("DISPLAY=");
      |                                ^~~~~~~~~~
In file included from check_public.c:4:
/usr/include/stdlib.h:148:19: note: expected ‘char *’ but argument is of type ‘const char *’
  148 | extern int putenv(char *);
      |                   ^~~~~~
check_public.c:57:16: error: passing argument 1 of ‘putenv’ discards ‘const’ qualifier from pointer target type [-Werror=discarded-qualifiers]
   57 |         putenv("DISPLAY=");
      |                ^~~~~~~~~~
/usr/include/stdlib.h:148:19: note: expected ‘char *’ but argument is of type ‘const char *’
  148 | extern int putenv(char *);
      |                   ^~~~~~
check_public.c: In function ‘parse_display_fail’:
check_public.c:73:32: error: passing argument 1 of ‘putenv’ discards ‘const’ qualifier from pointer target type [-Werror=discarded-qualifiers]
   73 |                         putenv("DISPLAY=");
      |                                ^~~~~~~~~~
/usr/include/stdlib.h:148:19: note: expected ‘char *’ but argument is of type ‘const char *’
  148 | extern int putenv(char *);
      |                   ^~~~~~
check_public.c:99:16: error: passing argument 1 of ‘putenv’ discards ‘const’ qualifier from pointer target type [-Werror=discarded-qualifiers]
   99 |         putenv("DISPLAY=");
      |                ^~~~~~~~~~
/usr/include/stdlib.h:148:19: note: expected ‘char *’ but argument is of type ‘const char *’
  148 | extern int putenv(char *);
      |                   ^~~~~~
check_public.c: In function ‘public_suite’:
check_public.c:244:16: error: passing argument 1 of ‘putenv’ discards ‘const’ qualifier from pointer target type [-Werror=discarded-qualifiers]
  244 |         putenv("DISPLAY=");
      |                ^~~~~~~~~~
/usr/include/stdlib.h:148:19: note: expected ‘char *’ but argument is of type ‘const char *’
  148 | extern int putenv(char *);
      |                   ^~~~~~
cc1: all warnings being treated as errors

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
This commit is contained in:
Alan Coopersmith 2024-03-02 11:47:47 -08:00
parent c671b9b30a
commit c268499c30
1 changed files with 9 additions and 5 deletions
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14
tests/check_public.c
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@ -16,6 +16,10 @@ typedef enum test_type_t {
} test_type_t;
static const char *const test_string[] = { "", "via $DISPLAY " };
/* putenv(3) takes a pointer to a writable string that it adds directly
to the environment, so it must be in persistent memory, not on the stack */
static char display_env[] = "DISPLAY=";
static void parse_display_pass(const char *name, const char *host, const int display, const int screen)
{
int success;
@ -29,7 +33,7 @@ static void parse_display_pass(const char *name, const char *host, const int dis
if(test_type == TEST_ARGUMENT)
{
argument = name;
putenv("DISPLAY=");
putenv(display_env);
}
else if(test_type == TEST_ENVIRONMENT)
{
@ -54,7 +58,7 @@ static void parse_display_pass(const char *name, const char *host, const int dis
ck_assert_msg(strcmp(host, got_host) == 0, "screenless parse %sproduced unexpected hostname '%s' for '%s': expected '%s'", test_string[test_type], got_host, name, host);
ck_assert_msg(display == got_display, "screenless parse %sproduced unexpected display '%d' for '%s': expected '%d'", test_string[test_type], got_display, name, display);
}
putenv("DISPLAY=");
putenv(display_env);
}
static void parse_display_fail(const char *name)
@ -70,7 +74,7 @@ static void parse_display_fail(const char *name)
if(test_type == TEST_ARGUMENT)
{
argument = name;
putenv("DISPLAY=");
putenv(display_env);
}
else if(test_type == TEST_ENVIRONMENT)
{
@ -96,7 +100,7 @@ static void parse_display_fail(const char *name)
ck_assert_msg(got_host == (char *) -1, "host changed on parse failure %sfor '%s': got %p", test_string[test_type], name, got_host);
ck_assert_msg(got_display == -42, "display changed on parse failure %sfor '%s': got %d", test_string[test_type], name, got_display);
}
putenv("DISPLAY=");
putenv(display_env);
}
START_TEST(parse_display_unix)
@ -241,7 +245,7 @@ END_TEST
Suite *public_suite(void)
{
Suite *s = suite_create("Public API");
putenv("DISPLAY=");
putenv(display_env);
suite_add_test(s, parse_display_unix, "xcb_parse_display unix");
suite_add_test(s, parse_display_ip, "xcb_parse_display ip");
suite_add_test(s, parse_display_ipv4, "xcb_parse_display ipv4");