Fixes to build on Ubuntu 18.04 with gcc-9.4

mk-it.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+cwd=$PWD
+cd src
+#gcc-13-env
+gcc -g build.c -o build && ./build
+#emsdk-env emcc -Wno-multichar -DMOCKFILES "lib.c" -o "web\cake.js" -s WASM=0 -s EXPORTED_FUNCTIONS=_CompileText -s EXPORTED_RUNTIME_METHODS=ccall,cwrap
+cd $cwd
+#myvalgrind src/cake -Iinclude /home/mingo/dev/dadbiz++/third-party/dad/sqlite3-orig/sqlite3.c
+#myvalgrind ./cake -E /home/mingo/dev/dadbiz++/third-party/dad/sqlite3-orig/sqlite3.c
+#./cake -analyze -D__x86_64__  -I/usr/lib/gcc/x86_64-linux-gnu/11/include/  -I/usr/local/include/  -I/usr/include/x86_64-linux-gnu/  -I/usr/include/  console.h  tokenizer.h  parser.h  error.h  fs.h  hash.h  object.h  hashmap.h  osstream.h  options.h  token.h  type.h  pre_expressions.h  expressions.h  visit.h  format_visit.h  token.c  hash.c  hashmap.c  console.c  tokenizer.c  osstream.c  fs.c  options.c  expressions.c  pre_expressions.c  type.c  object.c  parser.c  visit.c  flow_visit.c  error.c  format_visit.c  tests.c
+#./cake -analyze  -I/usr/lib/gcc/x86_64-linux-gnu/11/include/  -I/usr/local/include/  -I/usr/include/x86_64-linux-gnu/  -I/usr/include/  console.c
+#myvalgrind --vgdb-error=0 src/cake -Iinclude /home/mingo/dev/dadbiz++/third-party/dad/sqlite3-orig/sqlite3.c
+#myvalgrind src/cake -Iinclude dad/test-va.c
+#src/cake -dump-tokens dad/test-inf-nan.c
+#src/cake -dump-tokens dad/test-wchar.c
+#src/cake  dad/test-type-pointer.c
+#src/cake  dad/test-align.c
+#src/cake  dad/test-double-free.c
+#src/cake  dad/test-generic.c
+#src/cake  dad/test-trigraph.c

ownership.md

@@ -1023,7 +1023,11 @@ int main()
 
 
 **Rule:** Arguments must be valid.
-
+
+Exception
+
+`malloc` and `calloc` have  built in semantics.
+
 
 **Listing 35 - Function Arguments cannot be in a moved or uninitialized state**
 

src/build.c

@@ -8,6 +8,20 @@
 
 #include "build.h"
 
+static int mysytem(const char *cmd)
+{
+    printf("%s\n", cmd);
+    fflush(stdout);
+    return system(cmd);
+}
+
+static int mychdir(const char *path)
+{
+    printf("chdir: %s\n", path);
+    fflush(stdout);
+    return chdir(path);
+}
+
 #ifdef BUILD_WINDOWS
 #define OUTPUT "cake.exe"
 #else
@@ -30,8 +44,8 @@
     " pre_expressions.h " \
     " expressions.h "     \
     " visit.h "           \
-    " format_visit.h "    
-    
+    " format_visit.h "
+
 
 #define SOURCE_FILES      \
     " token.c "           \
@@ -52,13 +66,13 @@
     " error.c "           \
     " format_visit.c "  \
     " tests.c "
-    
+
 
 void compile_cake()
 {
 
 #ifdef BUILD_WINDOWS_MSC
-    if (system("cl  " SOURCE_FILES " main.c "
+    if (mysytem("cl  " SOURCE_FILES " main.c "
 
 #ifdef DISABLE_COLORS
                " /DDISABLE_COLORS "
@@ -106,7 +120,7 @@ void compile_cake()
 
 #ifdef BUILD_WINDOWS_CLANG
 
-    system("clang " SOURCE_FILES " main.c "
+    mysytem("clang " SOURCE_FILES " main.c "
 #if defined DEBUG
            " -D_DEBUG"
 #else
@@ -129,7 +143,7 @@ void compile_cake()
 #endif
 
 #ifdef BUILD_LINUX_CLANG
-    system("clang " SOURCE_FILES " main.c "
+    mysytem("clang " SOURCE_FILES " main.c "
 #ifdef TEST
            "-DTEST"
 #endif
@@ -141,11 +155,10 @@ void compile_cake()
 #if defined BUILD_LINUX_GCC || defined BUILD_WINDOWS_GCC
 
     // #define GCC_ANALIZER  " -fanalyzer "
-    system("gcc "
+    mysytem("gcc "
            " -Wall "
            " -Wno-multichar "
-           " -Wno-switch "
-           " -g " SOURCE_FILES " main.c "
+           " -g -O2 " SOURCE_FILES " main.c "
 
 #if defined DEBUG
            " -D_DEBUG"
@@ -160,7 +173,7 @@ void compile_cake()
 #endif
 
 #ifdef BUILD_WINDOWS_TCC
-    system(CC
+    mysytem(CC
                SOURCE_FILES " main.c "
 
 #if defined DEBUG
@@ -204,11 +217,11 @@ void generate_doc(const char *mdfilename, const char *outfile)
     }
     char cmd[200];
     snprintf(cmd, sizeof cmd, RUN "hoedown.exe --html-toc --toc-level 3 --autolink --fenced-code %s >> %s", mdfilename, outfile);
-    if (system(cmd) != 0)
+    if (mysytem(cmd) != 0)
         exit(1);
 
     snprintf(cmd, sizeof cmd, RUN "hoedown.exe  --toc-level 3 --autolink --fenced-code %s >> %s", mdfilename, outfile);
-    if (system(cmd) != 0)
+    if (mysytem(cmd) != 0)
         exit(1);
 
     FILE *f3 = fopen(outfile /*"./web/index.html"*/, "a");
@@ -229,22 +242,22 @@ int main()
 #endif
 
     printf("Building tools-------------------------------------------\n");
-    chdir("./tools");
+    mychdir("./tools");
 
-    if (system(CC " -D_CRT_SECURE_NO_WARNINGS maketest.c " OUT_OPT "../maketest.exe") != 0)
+    if (mysytem(CC " -D_CRT_SECURE_NO_WARNINGS maketest.c " OUT_OPT "../maketest.exe") != 0)
         exit(1);
-    if (system(CC " -D_CRT_SECURE_NO_WARNINGS amalgamator.c " OUT_OPT "../amalgamator.exe") != 0)
+    if (mysytem(CC " -D_CRT_SECURE_NO_WARNINGS amalgamator.c " OUT_OPT "../amalgamator.exe") != 0)
         exit(1);
 
-    chdir("./hoedown");
+    mychdir("./hoedown");
 
 #define HOEDOWN_SRC " autolink.c buffer.c document.c escape.c hoedown.c html.c html_blocks.c html_smartypants.c stack.c version.c"
 
-    if (system(CC HOEDOWN_SRC OUT_OPT "../../hoedown.exe") != 0)
+    if (mysytem(CC HOEDOWN_SRC OUT_OPT "../../hoedown.exe") != 0)
         exit(1);
 
-    chdir("..");
-    chdir("..");
+    mychdir("..");
+    mychdir("..");
 
     /*
      * Generates documentation from md files
@@ -254,15 +267,15 @@ int main()
     generate_doc("../README.md", "./web/index.html");
     generate_doc("../warnings.md", "./web/warnings.html");
     generate_doc("../ownership.md", "./web/ownership.html");
-    
+
 
     remove("hoedown.exe");
 
-    if (system(RUN "maketest.exe unit_test.c " SOURCE_FILES) != 0)
+    if (mysytem(RUN "maketest.exe unit_test.c " SOURCE_FILES) != 0)
         exit(1);
     remove("maketest.exe");
 
-    if (system(RUN "amalgamator.exe -olib.c" SOURCE_FILES) != 0)
+    if (mysytem(RUN "amalgamator.exe -olib.c" SOURCE_FILES) != 0)
         exit(1);
     remove("amalgamator.exe");
 
@@ -277,30 +290,31 @@ int main()
       running cake on its own source code
     */
 
-    //-flow-analysis 
+    //-flow-analysis
     //-nullchecks
 #ifdef NULLCHECKS
 #define NC " -nullchecks "
 #else
 #define NC "  "
 #endif
 
-    if (system("cake.exe  " NC " -Wstyle -analyze -Wno-unused-parameter -Wno-unused-variable -sarif " HEADER_FILES SOURCE_FILES) != 0)
+    if (mysytem("cake.exe  " NC " -Wstyle -analyze -Wno-unused-parameter -Wno-unused-variable -sarif " HEADER_FILES SOURCE_FILES) != 0)
         exit(1);
 #endif
 
 #if defined BUILD_LINUX_GCC
     /*
       running cake on its own source code
-      To find GCC directories use 
+      To find GCC directories use
       echo | gcc -E -Wp,-v -
     */
-    if (system("./cake " 
+    if (mysytem("./cake "
                " -D__x86_64__ "
+               " -analyze "
                " -I/usr/lib/gcc/x86_64-linux-gnu/11/include/ "
                " -I/usr/local/include/ "
                " -I/usr/include/x86_64-linux-gnu/ "
-               " -I/usr/include/ "               
+               " -I/usr/include/ "
                HEADER_FILES
                SOURCE_FILES) != 0)
     {
@@ -311,7 +325,7 @@ int main()
 #endif
 
 #ifdef TEST
-    int test_result = system(RUN OUTPUT);
+    int test_result = mysytem(RUN OUTPUT);
     if (test_result)
     {
         printf("\n");

src/build.h

@@ -106,24 +106,28 @@
 #endif
 
 
-
-#define ESC "\x1b"
-#define CSI "\x1b["
-#define RESET ESC "[0m"
-#define BLACK     "\x1b[30m"
-#define BLUE     "\x1b[34m"
-#define GREEN     "\x1b[32m"
-#define CYAN     "\x1b[36m"
-#define RED "\x1b[31;1m"
-#define MAGENTA     "\x1b[35m"
-#define BROWN     "\x1b[31m"
-#define LIGHTGRAY "\x1b[30;1m"
-#define DARKGRAY "\x1b[30m"
-#define LIGHTBLUE    "\x1b[34;1m"
-#define  LIGHTGREEN "\x1b[32,1m"
-#define LIGHTCYAN "\x1b[36;1m"
-#define LIGHTRED "\x1b[31;1m"
-#define LIGHTMAGENTA "\x1b[35;1m"
-#define YELLOW "\x1b[33;1m"
-#define WHITE "\x1b[37;1m"
+#ifdef WITH_ANSI_COLOR
+#define COLOR_ESC(x) x
+#else
+#define COLOR_ESC(x) ""
+#endif
+#define ESC COLOR_ESC("\x1b")
+#define CSI COLOR_ESC("\x1b[")
+#define RESET ESC COLOR_ESC("[0m")
+#define BLACK     COLOR_ESC("\x1b[30m")
+#define BLUE     COLOR_ESC("\x1b[34m")
+#define GREEN     COLOR_ESC("\x1b[32m")
+#define CYAN     COLOR_ESC("\x1b[36m")
+#define RED COLOR_ESC("\x1b[31;1m")
+#define MAGENTA     COLOR_ESC("\x1b[35m")
+#define BROWN     COLOR_ESC("\x1b[31m")
+#define LIGHTGRAY COLOR_ESC("\x1b[30;1m")
+#define DARKGRAY COLOR_ESC("\x1b[30m")
+#define LIGHTBLUE    COLOR_ESC("\x1b[34;1m")
+#define  LIGHTGREEN COLOR_ESC("\x1b[32,1m")
+#define LIGHTCYAN COLOR_ESC("\x1b[36;1m")
+#define LIGHTRED COLOR_ESC("\x1b[31;1m")
+#define LIGHTMAGENTA COLOR_ESC("\x1b[35;1m")
+#define YELLOW COLOR_ESC("\x1b[33;1m")
+#define WHITE COLOR_ESC("\x1b[37;1m")
 

src/console.c

@@ -1,4 +1,3 @@
-
 #ifdef _WIN32
 #include <Windows.h>
 #else
@@ -22,7 +21,8 @@ bool enable_vt_mode(void)
 
 int c_kbhit(void)
 {
-    struct termios oldt, newt;
+    struct termios oldt = {0};
+    struct termios newt = {0};
     int ch;
     int oldf;
 
@@ -50,7 +50,8 @@ int c_kbhit(void)
 /* Read 1 character without echo */
 int c_getch(void)
 {
-    struct termios old, new;
+    struct termios old = {0};
+    struct termios new = {0};
     int ch;
 
     tcgetattr(0, &old);
@@ -72,7 +73,7 @@ int c_getch(void)
 bool enable_vt_mode(void)
 {
 //missing in mingw (installed with codeblocs)
-#ifndef ENABLE_VIRTUAL_TERMINAL_PROCESSING  
+#ifndef ENABLE_VIRTUAL_TERMINAL_PROCESSING
 #define ENABLE_VIRTUAL_TERMINAL_PROCESSING  0x0004
 #endif