Add misc minor posix commands

boot.sh

@@ -40,9 +40,7 @@ EOF
 
 [ ! -f /etc/resolv.conf ] && echo "nameserver 1.1.1.1" > /etc/resolv.conf
 
-printf '#!/bin/sh\nexit 0' > /bin/true
-printf '#!/bin/sh\nexit 1' > /bin/false
-for cmd in `sh --list-builtins`; do
+for cmd in $(sh --list-builtins); do
     printf '#!/bin/sh\ncommand %s "$@"' "$cmd" > /bin/$cmd;
 done
 chmod +x /bin/*

configure

@@ -65,8 +65,8 @@ CONFIG_CAT=y
 CONFIG_CHGRP=y
 CONFIG_CHOWN=y
 CONFIG_CHMOD=y
-# CONFIG_CKSUM is not set
-# CONFIG_CRC32 is not set
+CONFIG_CKSUM=y
+CONFIG_CRC32=y
 CONFIG_CMP=y
 CONFIG_COMM=y
 CONFIG_CP=y
@@ -81,7 +81,7 @@ CONFIG_DIRNAME=y
 CONFIG_DU=y
 # CONFIG_ECHO is not set
 CONFIG_ENV=y
-# CONFIG_EXPAND is not set
+CONFIG_EXPAND=y
 # CONFIG_FALSE is not set
 CONFIG_FILE=y
 CONFIG_FIND=y
@@ -94,9 +94,9 @@ CONFIG_HEAD=y
 # CONFIG_ICONV is not set
 CONFIG_ID=y
 # CONFIG_ID_Z is not set
-# CONFIG_GROUPS is not set
-# CONFIG_LOGNAME is not set
-# CONFIG_WHOAMI is not set
+CONFIG_GROUPS=y
+CONFIG_LOGNAME=y
+CONFIG_WHOAMI=y
 # CONFIG_KILL is not set
 # CONFIG_KILLALL5 is not set
 CONFIG_LINK=y
@@ -107,11 +107,11 @@ CONFIG_MKDIR=y
 # CONFIG_MKDIR_Z is not set
 CONFIG_MKFIFO=y
 # CONFIG_MKFIFO_Z is not set
-# CONFIG_NICE is not set
+CONFIG_NICE=y
 CONFIG_NL=y
-# CONFIG_NOHUP is not set
+CONFIG_NOHUP=y
 CONFIG_OD=y
-# CONFIG_PASTE is not set
+CONFIG_PASTE=y
 CONFIG_PATCH=y
 # CONFIG_PRINTF is not set
 # CONFIG_PS is not set
@@ -120,15 +120,15 @@ CONFIG_PATCH=y
 # CONFIG_PGREP is not set
 # CONFIG_PKILL is not set
 # CONFIG_PWD is not set
-# CONFIG_RENICE is not set
+CONFIG_RENICE=y
 CONFIG_RM=y
 CONFIG_RMDIR=y
 CONFIG_SED=y
 CONFIG_SLEEP=y
 CONFIG_SORT=y
 CONFIG_SORT_FLOAT=y
 # CONFIG_SPLIT is not set
-# CONFIG_STRINGS is not set
+CONFIG_STRINGS=y
 CONFIG_TAIL=y
 CONFIG_TAR=y
 CONFIG_TEE=y
@@ -143,11 +143,11 @@ CONFIG_TTY=y
 CONFIG_ARCH=y
 CONFIG_UNAME=y
 CONFIG_UNIQ=y
-# CONFIG_UNLINK is not set
+CONFIG_UNLINK=y
 # CONFIG_UUDECODE is not set
 # CONFIG_UUENCODE is not set
 CONFIG_WC=y
-# CONFIG_WHO is not set
+CONFIG_WHO=y
 CONFIG_XARGS=y
 
 #

src/exec.c

@@ -121,7 +121,7 @@ shellexec(char **argv, const char *path, int idx)
 		toy_exec(argv);
 	}
 
-	if (!strcmp(argv[0], "cc")) {
+	if (!strcmp(argv[0], "cc") || !strcmp(argv[0], "c99")) {
 		exit(tcc_main(argc, argv));
 	}
 
@@ -510,7 +510,7 @@ find_command(char *name, struct cmdentry *entry, int act, const char *path)
 		goto success;
 	}
 
-	if (toy_find(name) || !strcmp(name, "cc") || !strcmp(name, "ar")) {
+	if (toy_find(name) || !strcmp(name, "cc") || !strcmp(name, "c99") || !strcmp(name, "ar")) {
 		entry->u.index = -1;
 		entry->cmdtype = CMDNORMAL;
 		return;

src/main.c

@@ -107,6 +107,7 @@ main(int argc, char **argv)
 	if (argc > 1 && strcmp(argv[1], "--list-builtins") == 0) {
 		puts("ar");
 		puts("cc");
+		puts("c99");
 		for (int i = 0; i < NUMBUILTINS; i++) {
 			if (builtincmd[i].flags == 0 || builtincmd[i].flags == BUILTIN_REGULAR) {
 				puts(builtincmd[i].name);