From be11235ab802844e12d84921a38fd8ae4ddda080 Mon Sep 17 00:00:00 2001 From: Joe Hershberger Date: Tue, 11 Dec 2012 22:16:23 -0600 Subject: env: Hide '.' variables in env print by default When printing all variables with env print, don't print variables that begin with '.'. If env print is called with a '-a' switch, then include variables that begin with '.' (just like the ls command). Variables printed explicitly will be printed even without the -a. Signed-off-by: Joe Hershberger --- common/cmd_nvedit.c | 26 +++++++++++++++++--------- common/env_dataflash.c | 2 +- common/env_eeprom.c | 2 +- common/env_fat.c | 2 +- common/env_flash.c | 4 ++-- common/env_mmc.c | 2 +- common/env_nand.c | 4 ++-- common/env_nvram.c | 2 +- common/env_onenand.c | 2 +- common/env_sf.c | 4 ++-- 10 files changed, 29 insertions(+), 21 deletions(-) (limited to 'common') diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c index da5689ca67..022ad39427 100644 --- a/common/cmd_nvedit.c +++ b/common/cmd_nvedit.c @@ -106,7 +106,7 @@ int get_env_id(void) * * Returns 0 in case of error, or length of printed string */ -static int env_print(char *name) +static int env_print(char *name, int flag) { char *res = NULL; size_t len; @@ -116,7 +116,7 @@ static int env_print(char *name) e.key = name; e.data = NULL; - hsearch_r(e, FIND, &ep, &env_htab, 0); + hsearch_r(e, FIND, &ep, &env_htab, flag); if (ep == NULL) return 0; len = printf("%s=%s\n", ep->key, ep->data); @@ -124,7 +124,7 @@ static int env_print(char *name) } /* print whole list */ - len = hexport_r(&env_htab, '\n', &res, 0, 0, NULL); + len = hexport_r(&env_htab, '\n', flag, &res, 0, 0, NULL); if (len > 0) { puts(res); @@ -141,10 +141,17 @@ static int do_env_print(cmd_tbl_t *cmdtp, int flag, int argc, { int i; int rcode = 0; + int env_flag = H_HIDE_DOT; + + if (argc > 1 && argv[1][0] == '-' && argv[1][1] == 'a') { + argc--; + argv++; + env_flag &= ~H_HIDE_DOT; + } if (argc == 1) { /* print all env vars */ - rcode = env_print(NULL); + rcode = env_print(NULL, env_flag); if (!rcode) return 1; printf("\nEnvironment size: %d/%ld bytes\n", @@ -153,8 +160,9 @@ static int do_env_print(cmd_tbl_t *cmdtp, int flag, int argc, } /* print selected env vars */ + env_flag &= ~H_HIDE_DOT; for (i = 1; i < argc; ++i) { - int rc = env_print(argv[i]); + int rc = env_print(argv[i], env_flag); if (!rc) { printf("## Error: \"%s\" not defined\n", argv[i]); ++rcode; @@ -807,7 +815,7 @@ NXTARG: ; argv++; if (sep) { /* export as text file */ - len = hexport_r(&env_htab, sep, &addr, size, argc, argv); + len = hexport_r(&env_htab, sep, 0, &addr, size, argc, argv); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); return 1; @@ -825,7 +833,7 @@ NXTARG: ; else /* export as raw binary data */ res = addr; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, argc, argv); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, argc, argv); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); return 1; @@ -1037,7 +1045,7 @@ static char env_help_text[] = #if defined(CONFIG_CMD_IMPORTENV) "env import [-d] [-t | -b | -c] addr [size] - import environment\n" #endif - "env print [name ...] - print environment\n" + "env print [-a | name ...] - print environment\n" #if defined(CONFIG_CMD_RUN) "env run var [...] - run commands in an environment variable\n" #endif @@ -1069,7 +1077,7 @@ U_BOOT_CMD_COMPLETE( U_BOOT_CMD_COMPLETE( printenv, CONFIG_SYS_MAXARGS, 1, do_env_print, "print environment variables", - "\n - print values of all environment variables\n" + "[-a]\n - print [all] values of all environment variables\n" "printenv name ...\n" " - print value of environment variable 'name'", var_complete diff --git a/common/env_dataflash.c b/common/env_dataflash.c index 3c5af37bf5..38c96157b9 100644 --- a/common/env_dataflash.c +++ b/common/env_dataflash.c @@ -60,7 +60,7 @@ int saveenv(void) char *res; res = (char *)&env_new.data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); return 1; diff --git a/common/env_eeprom.c b/common/env_eeprom.c index b66bba29f5..45c935b6df 100644 --- a/common/env_eeprom.c +++ b/common/env_eeprom.c @@ -139,7 +139,7 @@ int saveenv(void) BUG_ON(env_ptr != NULL); res = (char *)&env_new.data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); return 1; diff --git a/common/env_fat.c b/common/env_fat.c index 6ef531821e..c0f18ab97d 100644 --- a/common/env_fat.c +++ b/common/env_fat.c @@ -61,7 +61,7 @@ int saveenv(void) int err; res = (char *)&env_new.data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); return 1; diff --git a/common/env_flash.c b/common/env_flash.c index aa970d4400..e07d336a48 100644 --- a/common/env_flash.c +++ b/common/env_flash.c @@ -142,7 +142,7 @@ int saveenv(void) goto done; res = (char *)&env_new.data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); goto done; @@ -275,7 +275,7 @@ int saveenv(void) goto done; res = (char *)&env_new.data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); goto done; diff --git a/common/env_mmc.c b/common/env_mmc.c index a2ff90bf48..ce21671210 100644 --- a/common/env_mmc.c +++ b/common/env_mmc.c @@ -130,7 +130,7 @@ int saveenv(void) } res = (char *)&env_new->data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); ret = 1; diff --git a/common/env_nand.c b/common/env_nand.c index 79e8033705..22e72a20b0 100644 --- a/common/env_nand.c +++ b/common/env_nand.c @@ -186,7 +186,7 @@ int saveenv(void) return 1; res = (char *)&env_new.data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); return 1; @@ -239,7 +239,7 @@ int saveenv(void) return 1; res = (char *)&env_new->data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); return 1; diff --git a/common/env_nvram.c b/common/env_nvram.c index 6483db39d3..eab0e7be0e 100644 --- a/common/env_nvram.c +++ b/common/env_nvram.c @@ -90,7 +90,7 @@ int saveenv(void) int rcode = 0; res = (char *)&env_new.data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); return 1; diff --git a/common/env_onenand.c b/common/env_onenand.c index da35071251..faa903d2f0 100644 --- a/common/env_onenand.c +++ b/common/env_onenand.c @@ -95,7 +95,7 @@ int saveenv(void) }; res = (char *)&env_new.data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); return 1; diff --git a/common/env_sf.c b/common/env_sf.c index bbd472fcf2..d9e9085461 100644 --- a/common/env_sf.c +++ b/common/env_sf.c @@ -79,7 +79,7 @@ int saveenv(void) } res = (char *)&env_new.data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); return 1; @@ -277,7 +277,7 @@ int saveenv(void) } res = (char *)&env_new.data; - len = hexport_r(&env_htab, '\0', &res, ENV_SIZE, 0, NULL); + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); goto done; -- cgit v1.2.1