diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c index 80fd1324fc..7409a3644a 100644 --- a/common/cmd_nvedit.c +++ b/common/cmd_nvedit.c @@ -165,7 +165,8 @@ int do_env_print (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) } #ifdef CONFIG_CMD_GREPENV -static int do_env_grep (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +static int do_env_grep(cmd_tbl_t *cmdtp, int flag, + int argc, char * const argv[]) { ENTRY *match; unsigned char matched[env_htab.size / 8]; @@ -178,7 +179,7 @@ static int do_env_grep (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[ while (arg <= argc) { idx = 0; - while ((idx = hstrstr_r(argv[arg], idx, &match, &env_htab))) { + while (idx = hstrstr_r(argv[arg], idx, &match, &env_htab)) { if (!(matched[idx / 8] & (1 << (idx & 7)))) { puts(match->key); puts("="); @@ -199,8 +200,7 @@ static int do_env_grep (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[ * Set a new environment variable, * or replace or delete an existing one. */ - -int _do_env_set (int flag, int argc, char * const argv[]) +int _do_env_set(int flag, int argc, char * const argv[]) { bd_t *bd = gd->bd; int i, len; @@ -211,7 +211,8 @@ int _do_env_set (int flag, int argc, char * const argv[]) name = argv[1]; if (strchr(name, '=')) { - printf("## Error: illegal character '=' in variable name \"%s\"\n", name); + printf("## Error: illegal character '=' in variable name" + "\"%s\"\n", name); return 1; } @@ -259,12 +260,12 @@ int _do_env_set (int flag, int argc, char * const argv[]) */ if (ep) { /* variable exists */ #ifndef CONFIG_ENV_OVERWRITE - if ((strcmp(name, "serial#") == 0) || - ((strcmp(name, "ethaddr") == 0) + if (strcmp(name, "serial#") == 0 || + (strcmp(name, "ethaddr") == 0 #if defined(CONFIG_OVERWRITE_ETHADDR_ONCE) && defined(CONFIG_ETHADDR) - && (strcmp(ep->data, MK_STR(CONFIG_ETHADDR)) != 0) + && strcmp(ep->data, MK_STR(CONFIG_ETHADDR)) != 0 #endif /* CONFIG_OVERWRITE_ETHADDR_ONCE && CONFIG_ETHADDR */ - ) ) { + )) { printf("Can't overwrite \"%s\"\n", name); return 1; } @@ -284,8 +285,8 @@ int _do_env_set (int flag, int argc, char * const argv[]) baudrate); return 1; } - printf ("## Switch baudrate to %d bps and press ENTER ...\n", - baudrate); + printf("## Switch baudrate to %d bps and" + "press ENTER ...\n", baudrate); udelay(50000); gd->baudrate = baudrate; #if defined(CONFIG_PPC) || defined(CONFIG_MCF52x2) @@ -294,15 +295,13 @@ int _do_env_set (int flag, int argc, char * const argv[]) serial_setbrg(); udelay(50000); - for (;;) { - if (getc() == '\r') - break; - } + while (getc() != '\r') + ; } } /* Delete only ? */ - if ((argc < 3) || argv[2] == NULL) { + if (argc < 3 || argv[2] == NULL) { int rc = hdelete_r(name, &env_htab); return !rc; } @@ -323,13 +322,13 @@ int _do_env_set (int flag, int argc, char * const argv[]) while ((*s++ = *v++) != '\0') ; - *(s-1) = ' '; + *(s - 1) = ' '; } if (s != value) *--s = '\0'; - e.key = name; - e.data = value; + e.key = name; + e.data = value; hsearch_r(e, ENTER, &ep, &env_htab); free(value); if (!ep) { @@ -342,7 +341,6 @@ int _do_env_set (int flag, int argc, char * const argv[]) * Some variables should be updated when the corresponding * entry in the environment is changed */ - if (strcmp(name, "ipaddr") == 0) { char *s = argv[2]; /* always use only one arg */ char *e; @@ -351,8 +349,9 @@ int _do_env_set (int flag, int argc, char * const argv[]) for (addr = 0, i = 0; i < 4; ++i) { ulong val = s ? simple_strtoul(s, &e, 10) : 0; addr <<= 8; - addr |= (val & 0xFF); - if (s) s = (*e) ? e+1 : e; + addr |= val & 0xFF; + if (s) + s = *e ? e + 1 : e; } bd->bi_ip_addr = htonl(addr); return 0; @@ -373,7 +372,7 @@ int setenv(const char *varname, const char *varvalue) { const char * const argv[4] = { "setenv", varname, varvalue, NULL }; - if ((varvalue == NULL) || (varvalue[0] == '\0')) + if (varvalue == NULL || varvalue[0] == '\0') return _do_env_set(0, 2, (char * const *)argv); else return _do_env_set(0, 3, (char * const *)argv); @@ -452,9 +451,10 @@ int do_env_ask(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) if (pos) message[pos++] = ' '; - strcpy(message+pos, argv[i]); + strcpy(message + pos, argv[i]); pos += strlen(argv[i]); } + message[pos] = '\0'; size = simple_strtoul(argv[argc - 1], NULL, 10); break; @@ -515,20 +515,19 @@ int do_env_edit(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) */ char *getenv(const char *name) { - if (gd->flags & GD_FLG_ENV_READY) { /* after import into hashtable */ + if (gd->flags & GD_FLG_ENV_READY) { /* after import into hashtable */ ENTRY e, *ep; WATCHDOG_RESET(); - e.key = name; - e.data = NULL; + e.key = name; + e.data = NULL; hsearch_r(e, FIND, &ep, &env_htab); return ep ? ep->data : NULL; } /* restricted capabilities before import */ - if (getenv_f(name, (char *)(gd->env_buf), sizeof(gd->env_buf)) > 0) return (char *)(gd->env_buf); @@ -542,7 +541,7 @@ int getenv_f(const char *name, char *buf, unsigned len) { int i, nxt; - for (i = 0; env_get_char(i) != '\0'; i = nxt+1) { + for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { int val, n; for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) { @@ -556,7 +555,8 @@ int getenv_f(const char *name, char *buf, unsigned len) /* found; copy out */ for (n = 0; n < len; ++n, ++buf) { - if ((*buf = env_get_char(val++)) == '\0') + *buf = env_get_char(val++); + if (*buf == '\0') return n; } @@ -568,6 +568,7 @@ int getenv_f(const char *name, char *buf, unsigned len) return n; } + return -1; } @@ -592,11 +593,8 @@ ulong getenv_ulong(const char *name, int base, ulong default_val) } #if defined(CONFIG_CMD_SAVEENV) && !defined(CONFIG_ENV_IS_NOWHERE) - int do_env_save(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { - extern char *env_name_spec; - printf("Saving Environment to %s...\n", env_name_spec); return saveenv() ? 1 : 0; @@ -607,7 +605,6 @@ U_BOOT_CMD( "save environment variables to persistent storage", "" ); - #endif @@ -616,29 +613,32 @@ U_BOOT_CMD( * * s1 is either a simple 'name', or a 'name=value' pair. * i2 is the environment index for a 'name2=value2' pair. - * If the names match, return the index for the value2, else NULL. + * If the names match, return the index for the value2, else -1. */ - int envmatch(uchar *s1, int i2) { while (*s1 == env_get_char(i2++)) if (*s1++ == '=') return i2; + if (*s1 == '\0' && env_get_char(i2-1) == '=') return i2; + return -1; } -static int do_env_default(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +static int do_env_default(cmd_tbl_t *cmdtp, int flag, + int argc, char * const argv[]) { - if ((argc != 2) || (strcmp(argv[1], "-f") != 0)) + if (argc != 2 || strcmp(argv[1], "-f") != 0) return cmd_usage(cmdtp); set_default_env("## Resetting to default environment\n"); return 0; } -static int do_env_delete(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +static int do_env_delete(cmd_tbl_t *cmdtp, int flag, + int argc, char * const argv[]) { printf("Not implemented yet\n"); return 0; @@ -690,7 +690,8 @@ static int do_env_delete(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv * * => env import -d -t ${backup_addr} */ -static int do_env_export(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +static int do_env_export(cmd_tbl_t *cmdtp, int flag, + int argc, char * const argv[]) { char buf[32]; char *addr, *cmd, *res; @@ -749,8 +750,7 @@ NXTARG: ; if (sep) { /* export as text file */ len = hexport_r(&env_htab, sep, &addr, size, argc, argv); if (len < 0) { - error("Cannot export environment: errno = %d\n", - errno); + error("Cannot export environment: errno = %d\n", errno); return 1; } sprintf(buf, "%zX", (size_t)len); @@ -768,13 +768,12 @@ NXTARG: ; len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, argc, argv); if (len < 0) { - error("Cannot export environment: errno = %d\n", - errno); + error("Cannot export environment: errno = %d\n", errno); return 1; } if (chk) { - envp->crc = crc32(0, envp->data, ENV_SIZE); + envp->crc = crc32(0, envp->data, ENV_SIZE); #ifdef CONFIG_ENV_ADDR_REDUND envp->flags = ACTIVE_FLAG; #endif @@ -785,8 +784,7 @@ NXTARG: ; return 0; sep_err: - printf("## %s: only one of \"-b\", \"-c\" or \"-t\" allowed\n", - cmd); + printf("## %s: only one of \"-b\", \"-c\" or \"-t\" allowed\n", cmd); return 1; } #endif @@ -804,7 +802,8 @@ sep_err: * size: length of input data; if missing, proper '\0' * termination is mandatory */ -static int do_env_import(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +static int do_env_import(cmd_tbl_t *cmdtp, int flag, + int argc, char * const argv[]) { char *cmd, *addr; char sep = '\n'; @@ -902,10 +901,6 @@ sep_err: } #endif -#if defined(CONFIG_CMD_RUN) -extern int do_run(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); -#endif - /* * New command line interface: "env" command with subcommands */ diff --git a/include/command.h b/include/command.h index c2701101d5..3912b80cdd 100644 --- a/include/command.h +++ b/include/command.h @@ -64,6 +64,9 @@ typedef struct cmd_tbl_s cmd_tbl_t; extern cmd_tbl_t __u_boot_cmd_start; extern cmd_tbl_t __u_boot_cmd_end; +#if defined(CONFIG_CMD_RUN) +extern int do_run(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); +#endif /* common/command.c */ int _do_help (cmd_tbl_t *cmd_start, int cmd_items, cmd_tbl_t * cmdtp, int diff --git a/include/environment.h b/include/environment.h index 951803f1b6..3c8c24bfbe 100644 --- a/include/environment.h +++ b/include/environment.h @@ -143,6 +143,9 @@ extern unsigned long nand_env_oob_offset; # define ENV_HEADER_SIZE (sizeof(uint32_t)) #endif +#if defined(CONFIG_CMD_SAVEENV) && !defined(CONFIG_ENV_IS_NOWHERE) +extern char *env_name_spec; +#endif #define ENV_SIZE (CONFIG_ENV_SIZE - ENV_HEADER_SIZE)