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semihosting: Clean up global variable shadowing

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Fix:

  semihosting/config.c:134:49: error: declaration shadows a variable in the global scope [-Werror,-Wshadow]
  int qemu_semihosting_config_options(const char *optarg)
                                                  ^
  /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/getopt.h:77:14: note: previous declaration is here
  extern char *optarg;                    /* getopt(3) external variables */
               ^

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20231004120019.93101-10-philmd@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2023-10-04 14:00:12 +02:00 committed by Markus Armbruster
parent e0c7de8dc4
commit afb81fe854
3 changed files with 6 additions and 6 deletions
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2
include/semihosting/semihost.h
View file

@ -66,7 +66,7 @@ const char *semihosting_get_cmdline(void);
void semihosting_arg_fallback(const char *file, const char *cmd);
/* for vl.c hooks */
void qemu_semihosting_enable(void);
int qemu_semihosting_config_options(const char *opt);
int qemu_semihosting_config_options(const char *optstr);
void qemu_semihosting_chardev_init(void);
void qemu_semihosting_console_init(Chardev *);
#endif /* CONFIG_USER_ONLY */

8
semihosting/config.c
View file

@ -131,10 +131,10 @@ void qemu_semihosting_enable(void)
semihosting.target = SEMIHOSTING_TARGET_AUTO;
}
int qemu_semihosting_config_options(const char *optarg)
int qemu_semihosting_config_options(const char *optstr)
{
QemuOptsList *opt_list = qemu_find_opts("semihosting-config");
QemuOpts *opts = qemu_opts_parse_noisily(opt_list, optarg, false);
QemuOpts *opts = qemu_opts_parse_noisily(opt_list, optstr, false);
semihosting.enabled = true;
@ -155,7 +155,7 @@ int qemu_semihosting_config_options(const char *optarg)
semihosting.target = SEMIHOSTING_TARGET_AUTO;
} else {
error_report("unsupported semihosting-config %s",
optarg);
optstr);
return 1;
}
} else {
@ -165,7 +165,7 @@ int qemu_semihosting_config_options(const char *optarg)
qemu_opt_foreach(opts, add_semihosting_arg,
&semihosting, NULL);
} else {
error_report("unsupported semihosting-config %s", optarg);
error_report("unsupported semihosting-config %s", optstr);
return 1;
}

2
stubs/semihost.c
View file

@ -36,7 +36,7 @@ void qemu_semihosting_enable(void)
{
}
int qemu_semihosting_config_options(const char *optarg)
int qemu_semihosting_config_options(const char *optstr)
{
return 1;
}