Signed-off-by: Jason Hobbs jason.hobbs@calxeda.com Cc: Mike Frysinger vapier@gentoo.org --- changes in v2: - whitespace correction
changes in v4: - fix indention of a run_command2 line - make run_command2 static inline
changes in v5: - return parse_string_outer value directly
common/hush.c | 2 +- common/main.c | 56 +++++++++++++++++++++++++++----------------------------- include/hush.h | 2 +- 3 files changed, 29 insertions(+), 31 deletions(-)
diff --git a/common/hush.c b/common/hush.c index 85a6030..940889b 100644 --- a/common/hush.c +++ b/common/hush.c @@ -3217,7 +3217,7 @@ int parse_stream_outer(struct in_str *inp, int flag) #ifndef __U_BOOT__ static int parse_string_outer(const char *s, int flag) #else -int parse_string_outer(char *s, int flag) +int parse_string_outer(const char *s, int flag) #endif /* __U_BOOT__ */ { struct in_str input; diff --git a/common/main.c b/common/main.c index b97d89e..3adadfd 100644 --- a/common/main.c +++ b/common/main.c @@ -83,8 +83,7 @@ extern void mdm_init(void); /* defined in board.c */
/*************************************************************************** * Watch for 'delay' seconds for autoboot stop or autoboot delay string. - * returns: 0 - no key string, allow autoboot - * 1 - got key string, abort + * returns: 0 - no key string, allow autoboot 1 - got key string, abort */ #if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0) # if defined(CONFIG_AUTOBOOT_KEYED) @@ -266,6 +265,26 @@ int abortboot(int bootdelay) # endif /* CONFIG_AUTOBOOT_KEYED */ #endif /* CONFIG_BOOTDELAY >= 0 */
+/* + * Return 0 on success, or != 0 on error. + */ +static inline +int run_command2(const char *cmd, int flag) +{ +#ifndef CONFIG_SYS_HUSH_PARSER + /* + * run_command can return 0 or 1 for success, so clean up its result. + */ + if (run_command(cmd, flag) == -1) + return 1; + + return 0; +#else + return parse_string_outer(cmd, + FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP); +#endif +} + /****************************************************************************/
void main_loop (void) @@ -332,12 +351,7 @@ void main_loop (void) int prev = disable_ctrlc(1); /* disable Control C checking */ # endif
-# ifndef CONFIG_SYS_HUSH_PARSER - run_command (p, 0); -# else - parse_string_outer(p, FLAG_PARSE_SEMICOLON | - FLAG_EXIT_FROM_LOOP); -# endif + run_command2(p, 0);
# ifdef CONFIG_AUTOBOOT_KEYED disable_ctrlc(prev); /* restore Control C checking */ @@ -382,12 +396,7 @@ void main_loop (void) int prev = disable_ctrlc(1); /* disable Control C checking */ # endif
-# ifndef CONFIG_SYS_HUSH_PARSER - run_command (s, 0); -# else - parse_string_outer(s, FLAG_PARSE_SEMICOLON | - FLAG_EXIT_FROM_LOOP); -# endif + run_command2(s, 0);
# ifdef CONFIG_AUTOBOOT_KEYED disable_ctrlc(prev); /* restore Control C checking */ @@ -397,14 +406,8 @@ void main_loop (void) # ifdef CONFIG_MENUKEY if (menukey == CONFIG_MENUKEY) { s = getenv("menucmd"); - if (s) { -# ifndef CONFIG_SYS_HUSH_PARSER - run_command(s, 0); -# else - parse_string_outer(s, FLAG_PARSE_SEMICOLON | - FLAG_EXIT_FROM_LOOP); -# endif - } + if (s) + run_command2(s, 0); } #endif /* CONFIG_MENUKEY */ #endif /* CONFIG_BOOTDELAY */ @@ -1403,14 +1406,9 @@ int do_run (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) printf ("## Error: "%s" not defined\n", argv[i]); return 1; } -#ifndef CONFIG_SYS_HUSH_PARSER - if (run_command (arg, flag) == -1) - return 1; -#else - if (parse_string_outer(arg, - FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0) + + if (run_command2(arg, flag) != 0) return 1; -#endif } return 0; } diff --git a/include/hush.h b/include/hush.h index 5c566cc..ecf9222 100644 --- a/include/hush.h +++ b/include/hush.h @@ -29,7 +29,7 @@ #define FLAG_REPARSING (1 << 2) /* >=2nd pass */
extern int u_boot_hush_start(void); -extern int parse_string_outer(char *, int); +extern int parse_string_outer(const char *, int); extern int parse_file_outer(void);
int set_local_var(const char *s, int flg_export);