From 46846e25a416464bac64939680628a2c0215b850 Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Sun, 20 May 2007 13:08:31 +0000 Subject: ash: implement type -p, costs less than 10 bytes (patch by Mats Erik Andersson ) --- shell/ash.c | 27 +++++++++++---------------- 1 file changed, 11 insertions(+), 16 deletions(-) diff --git a/shell/ash.c b/shell/ash.c index 4417ee908..ed46e1c0c 100644 --- a/shell/ash.c +++ b/shell/ash.c @@ -6892,14 +6892,8 @@ findkwd(const char *s) /* * Locate and print what a word is... */ -#if ENABLE_ASH_CMDCMD static int describe_command(char *command, int describe_command_verbose) -#else -#define describe_command_verbose 1 -static int -describe_command(char *command) -#endif { struct cmdentry entry; struct tblentry *cmdp; @@ -6922,13 +6916,12 @@ describe_command(char *command) /* Then look at the aliases */ ap = lookupalias(command, 0); if (ap != NULL) { - if (describe_command_verbose) { - out1fmt(" is an alias for %s", ap->val); - } else { + if (!describe_command_verbose) { out1str("alias "); printalias(ap); return 0; } + out1fmt(" is an alias for %s", ap->val); goto out; } #endif @@ -6997,15 +6990,17 @@ describe_command(char *command) static int typecmd(int argc, char **argv) { - int i; + int i = 1; int err = 0; + int verbose = 1; - for (i = 1; i < argc; i++) { -#if ENABLE_ASH_CMDCMD - err |= describe_command(argv[i], 1); -#else - err |= describe_command(argv[i]); -#endif + /* type -p ... ? (we don't bother checking for 'p') */ + if (argv[1][0] == '-') { + i++; + verbose = 0; + } + while (i < argc) { + err |= describe_command(argv[i++], verbose); } return err; } -- cgit v1.2.3