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author | Gregory Nutt <gnutt@nuttx.org> | 2014-01-17 15:56:32 -0600 |
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committer | Gregory Nutt <gnutt@nuttx.org> | 2014-01-17 15:56:32 -0600 |
commit | e33bd6bd784ba0334beb0481d82416be38fbb54d (patch) | |
tree | b87ce3e8c39930580c812fdee5cdfed7d700fd8a /apps/nshlib/nsh_command.c | |
parent | 3895a010a5c8d971ec04802ae569f44a06bd572b (diff) | |
download | nuttx-e33bd6bd784ba0334beb0481d82416be38fbb54d.tar.gz nuttx-e33bd6bd784ba0334beb0481d82416be38fbb54d.tar.bz2 nuttx-e33bd6bd784ba0334beb0481d82416be38fbb54d.zip |
NSH: Add support for while-do-done and until-do-done loops
Diffstat (limited to 'apps/nshlib/nsh_command.c')
-rw-r--r-- | apps/nshlib/nsh_command.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/apps/nshlib/nsh_command.c b/apps/nshlib/nsh_command.c index 8321ad876..6ae3acfa7 100644 --- a/apps/nshlib/nsh_command.c +++ b/apps/nshlib/nsh_command.c @@ -460,9 +460,9 @@ static inline void help_usage(FAR struct nsh_vtbl_s *vtbl) { nsh_output(vtbl, "NSH command forms:\n"); #ifndef CONFIG_NSH_DISABLEBG - nsh_output(vtbl, " [nice [-d <niceness>>]] <cmd> [> <file>|>> <file>] [&]\n"); + nsh_output(vtbl, " [nice [-d <niceness>>]] <cmd> [> <file>|>> <file>] [&]\n\n"); #else - nsh_output(vtbl, " <cmd> [> <file>|>> <file>]\n"); + nsh_output(vtbl, " <cmd> [> <file>|>> <file>]\n\n"); #endif #ifndef CONFIG_NSH_DISABLESCRIPT nsh_output(vtbl, "OR\n"); @@ -472,6 +472,16 @@ static inline void help_usage(FAR struct nsh_vtbl_s *vtbl) nsh_output(vtbl, " else\n"); nsh_output(vtbl, " [sequence of <cmd>]\n"); nsh_output(vtbl, " fi\n\n"); + nsh_output(vtbl, "OR\n"); + nsh_output(vtbl, " while <cmd>\n"); + nsh_output(vtbl, " do\n"); + nsh_output(vtbl, " [sequence of <cmd>]\n"); + nsh_output(vtbl, " done\n\n"); + nsh_output(vtbl, "OR\n"); + nsh_output(vtbl, " until <cmd>\n"); + nsh_output(vtbl, " do\n"); + nsh_output(vtbl, " [sequence of <cmd>]\n"); + nsh_output(vtbl, " done\n\n"); #endif } #endif |