all: change main funcs to respectively named ones

first big change to help with moving to a single binary :)

src/arch.c

@@ -41,7 +41,7 @@ Available arguments:
         --version: show the version of the program (WIP)
 */
 
-int main(int argc, char **argv) {
+int arch(int argc, char **argv) {
   if (argc == 1) {
     struct utsname e;
     uname(&e);

src/basename.c

@@ -44,7 +44,7 @@ Available arguments:
         --uid: print the users numeric UID, instead of username
 */
 
-int main(int argc, char **argv) {
+int bn(int argc, char **argv) {
   char *wd;
   char *upname = NULL;
   if (argc == 1) {

src/cat.c

@@ -58,7 +58,7 @@ static int concatFileToStdoutWithOptions(char *file, bool showLineEnds) {
   return 0;
 }
 
-int main(int argc, char **argv) {
+int cat(int argc, char **argv) {
   if (argc == 1) {
     char ch;
     while (read(STDIN_FILENO, &ch, 1) > 0) {

src/chroot.c

@@ -61,7 +61,7 @@ int runChroot(char *executable, char *directory) {
   return 0;
 }
 
-int main(int argc, char *argv[]) {
+int chr(int argc, char *argv[]) {
   int i;
   char *executable = "/bin/sh";
   char *directory = argv[argc - 1];
@@ -90,4 +90,4 @@ int main(int argc, char *argv[]) {
     }
   }
   return runChroot(executable, directory);
-}
+}

src/cp.c

@@ -59,7 +59,7 @@ static int copyFile(const char *src, const char *dst) {
   return 0;
 }
 
-int main(int argc, char **argv) {
+int cp(int argc, char **argv) {
   int isDst = 0;
   char *src;
   char *dst;

src/ls.c

@@ -139,7 +139,7 @@ static int listDirs(char *thatpath, bool specpath, bool colour, bool showdot,
 
 // lots o' code ~~stolen~~ borrowed from
 // https://pubs.opengroup.org/onlinepubs/9699919799/functions/readdir.html
-int main(int argc, char **argv) {
+int ls(int argc, char **argv) {
   // define default options
   bool colour = false;
   bool showdot = false;

src/pwd.c

@@ -43,7 +43,7 @@ Available arguments:
         --uid: print the users numeric UID, instead of username
 */
 
-int main(int argc, char **argv) {
+int pwd(int argc, char **argv) {
   char wd[PATH_MAX];
   getcwd(wd, sizeof(wd));
   if (argc == 1) {

src/rm.c

@@ -118,7 +118,7 @@ int removeFileOrDirectory(char *path, bool recursive, bool force,
   }
 }
 
-int main(int argc, char **argv) {
+int rm(int argc, char **argv) {
   bool recursive = false;
   bool force = false;
   bool followSymlink = false;

src/uname.c

@@ -54,7 +54,7 @@ bool startsWithChar(const char *pre, const char str) {
   return index == 0;
 }
 
-int main(int argc, char **argv) {
+int un(int argc, char **argv) {
   struct utsname uts;
   uname(&uts);
   char hostname[HOST_NAME_MAX + 1];

src/whoami.c

@@ -43,7 +43,7 @@ Available arguments:
         --uid: print the users numeric UID, instead of username
 */
 
-int main(int argc, char **argv) {
+int whoami(int argc, char **argv) {
   uid_t userid = geteuid();
   char *username = getpwuid(userid)->pw_name;
   if (argc == 1) {

src/yes.c

@@ -43,7 +43,7 @@ Usage:
         yes [--help] [--version] [message]
 */
 
-int main(int argc, char **argv) {
+int yes(int argc, char **argv) {
   char *spammy = malloc((sizeof(char) * 16) * 2);
   int len = 2048; // max length of buffer
   char buf[len];