From 8690c0845ac5fde2f1677279514cfa421453ded7 Mon Sep 17 00:00:00 2001
From: Martin Winkler <efelon@winklerfamilie.eu>
Date: Fri, 10 Mar 2017 15:01:07 +0000
Subject: [PATCH] - WIP creating user header and including it stub.c - todo:
 write stubs even when there are warnings for some lines

---
 src/stubser/stubser.c | 51 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/src/stubser/stubser.c b/src/stubser/stubser.c
index 33fef9e..fcc8c92 100644
--- a/src/stubser/stubser.c
+++ b/src/stubser/stubser.c
@@ -16,6 +16,7 @@
 #include <stdlib.h>
 #include <dirent.h>
 #include <regex.h>
+#include <sys/stat.h>
 #include "xtypes.h"
 #include "xstring.h"
 #include "xmalloc.h"
@@ -194,6 +195,53 @@ STATIC int8_t createStubFunctionBlock(FILE *aFile, FILE *aHeader, cfunction_t *a
    return 0;
 }
 
+/*!
+ * @brief Check if file exists using stat
+ * @param [in] *filename Path to file
+ * @retval 0 file does not exist
+ * @retval 1 file exists
+ */
+int file_exist(const char *filename)
+{
+   struct stat buffer;
+   return (stat(filename, &buffer) == 0);
+}
+
+STATIC void createUserHeader(char *aOutput, char *aNoSuffix)
+{
+   FILE *cheader;
+   char *cHeaderName = NULL;
+   xmallocStrlcpy(&cHeaderName, aOutput, strlen(aOutput));
+   xmallocStrlcat(&cHeaderName, "_user.h", 8);
+
+   if (file_exist(cHeaderName))
+   {
+      free(cHeaderName);
+      return;
+   }
+
+   // user header doesn't exist
+   cheader = fopen(cHeaderName, "w");
+   if (NULL == cheader)
+   {
+      free(cHeaderName);
+      return;
+   }
+
+   fprintf(cheader, "/* @file %s"NEWLINES, gnu_basename(cHeaderName));
+   fprintf(cheader, " * @details"NEWLINES" * This is a user defined stub header.\\n"NEWLINES);
+   fprintf(cheader, " * Define subject header needed for compilation of stub (e.g. typedefs, structures, ...).\\n"NEWLINES);
+   fprintf(cheader, " * - generated by stubser -"NEWLINES" */" NEWLINES NEWLINES);
+
+   fprintf(cheader, "#ifndef _STUB_%s_USER_H"NEWLINES, aNoSuffix);
+   fprintf(cheader, "#define _STUB_%s_USER_H"NEWLINES NEWLINES, aNoSuffix);
+
+   fprintf(cheader, NEWLINES"#endif // _STUB_%s_USER_H"NEWLINES, aNoSuffix);
+
+   free(cHeaderName);
+   fclose(cheader);
+}
+
 STATIC int8_t createStub(char *aOutput, char *aNoSuffix, cfile_t *aCfile)
 {
    FILE *cfile;
@@ -231,12 +279,15 @@ STATIC int8_t createStub(char *aOutput, char *aNoSuffix, cfile_t *aCfile)
       return -1;
    }
 
+   createUserHeader(aOutput, aNoSuffix);
+
    fprintf(cfile, "/* @file %s"NEWLINES, gnu_basename(cFileName));
    fprintf(cfile, " * @details"NEWLINES" * This is a stub for CUnit.\\n"NEWLINES);
    fprintf(cfile, " * - generated by stubser -"NEWLINES" */" NEWLINES NEWLINES);
    fprintf(cfile, "#include <CUnit/CUnit.h>"NEWLINES);
    fprintf(cfile, "#include \"xtypes.h\""NEWLINES);
    fprintf(cfile, "#include \"stub.h\""NEWLINES);
+   fprintf(cfile, "#include \"stub_%s_user.h\""NEWLINES, aNoSuffix);
    fprintf(cfile, "#include \"%s\""NEWLINES NEWLINES, gnu_basename(cHeaderName));
 
    fprintf(cheader, "/* @file %s"NEWLINES, gnu_basename(cHeaderName));