save

core/e.c

@@ -1,14 +0,0 @@
-#include "e.h"
-#include "print.h"
-#include <stdlib.h>
-
-error_t
-unwrap (error_t err)
-{
-  if (!err.null)
-    {
-      printfn ("error: %s", err.src);
-      exit (err.status);
-    }
-  return err;
-}

core/e.h

@@ -1,14 +0,0 @@
-#ifndef ERROR_H
-#define ERROR_H
-
-#include <stdbool.h>
-
-typedef struct {
-  bool null;
-  int status;
-  const char *src;
-} error_t;
-
-error_t unwrap(error_t);
-
-#endif

core/file.c

@@ -1,25 +1,17 @@
 #include "file.h"
-#include "e.h"
 #include <errno.h>
 #include <stdarg.h>
 #include <stdio.h>
-#include <string.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 
-error_t
+int
 touch (char *path, char *format, ...)
 {
-  error_t err = { 0 };
-  err.null = true;
-
   FILE *fp = fopen (path, "w");
   if (!fp)
     {
-      err.null = false;
-      err.status = errno;
-      err.src = strerror (errno);
-      return err;
+      return 0;
     }
 
   else
@@ -31,15 +23,12 @@ touch (char *path, char *format, ...)
     }
 
   fclose (fp);
-  return err;
+  return 0;
 }
 
-error_t
+int
 dir (char *format, ...)
 {
-  error_t err = { 0 };
-  err.null = true; // success by default
-
   va_list args;
   va_start (args, format);
 
@@ -50,28 +39,23 @@ dir (char *format, ...)
 
   if (mkdir (path, 0777) < 0)
     {
-      err.null = false;
-      err.status = errno;
-      err.src = strerror (errno);
+      return errno;
     }
 
-  return err;
+  return 0;
 }
 
-error_t
+int
 take (const char *dirname)
 {
-  error_t err = dir ("%s", dirname);
-  if (!err.null)
+  int err = dir ("%s", dirname);
+  if (err)
     {
       return err;
     }
   if (chdir (dirname) != 0)
     {
-      err.null = false;
-      err.status = errno;
-      err.src = strerror (errno);
-      return err;
+      return errno;
     }
-  return err;
+  return 0;
 }

core/file.h

@@ -1,12 +1,11 @@
 #ifndef FILE_H
 #define FILE_H
 
-#include "e.h"
 #include <unistd.h>
 
-error_t take(const char *dirname);
+int take(const char *dirname);
 
-error_t touch(char *, char *, ...);
-error_t dir(char *, ...);
+int touch(char *, char *, ...);
+int dir(char *, ...);
 
 #endif

core/standard.c

@@ -5,13 +5,13 @@
 #include <string.h>
 
 int
-parse_standard_options (void (*usage) (), int argc, char **argv)
+parse_standard_options (void (*usage) (int), int argc, char **argv)
 {
   for (int i = 1; i < argc; ++i)
     {
       if (strcmp (argv[i], "--help") == 0)
         {
-          usage ();
+          usage (0);
           exit (0);
         }
       else if (strcmp (argv[i], "--version") == 0)

yait/main.c

@@ -3,14 +3,42 @@
 #include "../core/print.h"
 #include "../core/standard.h"
 #include "format.h"
+#include <ctype.h>
 #include <pwd.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 
 int create (format_t);
 
-void usage () {};
+#define print_option(left, right)                                             \
+  printf ("  %-20s %-20s"                                                     \
+          "\n",                                                               \
+          left, right)
+
+void
+usage (int status)
+{
+  if (status != 0)
+    fprintf (stderr, "Try 'yait --help' for more information.\n");
+  else
+    {
+      printf ("Usage: yait [OPTION]... [PROJECT] (NAME)\n");
+      printf ("Creates a C project with opinionated defaults.\nWhen only "
+              "given first argument it will detect your name\n\n");
+      printf ("Mandatory arguments to long options are mandatory for short "
+              "options too\n");
+      print_option ("-l, --license=NAME",
+                    "Set license (gpl, mit, bsd) [default: gpl]");
+      print_option ("--use-cpp", "Uses the CPP language instead of C");
+      print_option ("--git", "Initialize git repository");
+      print_option ("--GNU",
+                    "Adds stand GNU argument parsing to your project");
+      printf ("    --help\tdisplay the help text and exit\n");
+      printf ("    --version\toutput version information and exit\n");
+    }
+}
 
 int
 main (int argc, char **argv)
@@ -45,10 +73,10 @@ main (int argc, char **argv)
 int
 create (format_t fmt)
 {
-  error_t err = take (fmt.project);
-  if (!err.null)
+  int err = take (fmt.project);
+  if (err)
     {
-      printfn ("failed to create or enter directory: %s", err.src);
+      printfn ("failed to create or enter directory: %s", strerror (err));
       return 1;
     }
   if (fmt.git)
@@ -125,6 +153,24 @@ create (format_t fmt)
          "printf \"LDFLAGS=%%s\\n\" \"$LDFLAGS\" >> config.mak\n"
          "printf \"CC=%%s\\n\" \"$CC\" >> config.mak\n"
          "printf \"done\\n\"\n");
+  char *mkfile_name;
+  strcpy(mkfile_name, fmt.project);
+  for (char *p = mkfile_name; *p; ++p) *p = toupper(*p);
+  touch ("Makefile",
+         "prefix = /usr/bin\n\n%s_SRCS := $(wildcard yait/*.c) $(wildcard "
+         "core/*.c)\n%s_OBJS := $(patsubst "
+         "yait/%.c,c-out/obj/%.o,$(%s_SRCS))\n\n%s := "
+         "c-out/bin/yait\n\n-include config.mak\n\nifeq ($(wildcard "
+         "config.mak),)\nall:\n\t@echo \"File config.mak not found, run "
+         "configure\"\n\t@exit 1\nelse\n\nall: build $(%s) "
+         "$(%s_DOC)\n\nbuild:\n\tmkdir -p c-out/bin\n\tmkdir -p "
+         "c-out/obj\n\nc-out/obj/%.o: yait/%.c\n\t$(CC) $(CFLAGS) -c $< -o "
+         "$@\n\n$(%s): $(%s_OBJS)\n\t$(CC) $(CFLAGS) -DCOMMIT=$(shell git "
+         "rev-list --count --all) $^ -o $@\n\n\nendif\n\ninstall:\n\t@echo "
+         "\"NOT IMPL\"\n\texit 1\n\nuninstall:\n\t@echo \"NOT IMPL\"\n\texit "
+         "1\n\nclean:\n\trm -rf c-out\n\ndist-clean: clean\n\trm -f "
+         "config.mak\n\n.PHONY: all clean dist-clean install uninstall build "
+         "format\n", mkfile_name, mkfile_name, mkfile_name, mkfile_name, mkfile_name, mkfile_name);
   if (fmt.clang_format)
     touch (".clang-format", "Language: Cpp\nBasedOnStyle: GNU\n");
   switch (fmt.licence)
@@ -162,5 +208,10 @@ create (format_t fmt)
     default:
       break;
     }
+  take (fmt.project);
+  touch ("main.c",
+         "#include <stdio.h>\n\nint main(void) {\n  printf(\"%s: Hello "
+         "%s!\\n\");\nreturn 0;\n}",
+         fmt.project, fmt.name);
   return 0;
 }