Enables the use of for, while and until loops for command line as well as with run_command().
Signed-off-by: Francis Laniel francis.laniel@amarulasolutions.com Reviewed-by: Simon Glass sjg@chromium.org --- common/cli_hush_modern.c | 1 + common/cli_hush_upstream.c | 15 ++++++++++++++- 2 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/common/cli_hush_modern.c b/common/cli_hush_modern.c index 6360747f21..fb578c3853 100644 --- a/common/cli_hush_modern.c +++ b/common/cli_hush_modern.c @@ -34,6 +34,7 @@ #define ENABLE_HUSH_INTERACTIVE 1 #define ENABLE_FEATURE_EDITING 1 #define ENABLE_HUSH_IF 1 +#define ENABLE_HUSH_LOOPS 1 /* No MMU in U-Boot */ #define BB_MMU 0 #define USE_FOR_NOMMU(...) __VA_ARGS__ diff --git a/common/cli_hush_upstream.c b/common/cli_hush_upstream.c index 06af538a48..748edc9d2f 100644 --- a/common/cli_hush_upstream.c +++ b/common/cli_hush_upstream.c @@ -10348,7 +10348,7 @@ static int run_list(struct pipe *pi) #ifndef __U_BOOT__ for (; pi; pi = IF_HUSH_LOOPS(rword == RES_DONE ? loop_top : ) pi->next) { #else /* __U_BOOT__ */ - for (; pi; pi = pi->next) { + for (; pi; pi = rword == RES_DONE ? loop_top : pi->next) { #endif /* __U_BOOT__ */ int r; int sv_errexit_depth; @@ -10450,7 +10450,20 @@ static int run_list(struct pipe *pi) } /* Insert next value from for_lcur */ /* note: *for_lcur already has quotes removed, $var expanded, etc */ +#ifndef __U_BOOT__ set_local_var(xasprintf("%s=%s", pi->cmds[0].argv[0], *for_lcur++), /*flag:*/ 0); +#else /* __U_BOOT__ */ + /* We cannot use xasprintf, so we emulate it. */ + char *full_var; + char *var = pi->cmds[0].argv[0]; + char *val = *for_lcur++; + + /* + 1 to take into account =. */ + full_var = xmalloc(strlen(var) + strlen(val) + 1); + sprintf(full_var, "%s=%s", var, val); + + set_local_var_modern(full_var, /*flag:*/ 0); +#endif /* __U_BOOT__ */ continue; } if (rword == RES_IN) {