Added built-in mkdir on missing dirs instead of crash.

████ ███  To request new features or in case this commit breaks something for you,
████ ███  please, create a new github issue with all possible information for me,
▓███▀█▄   but never share your API Keys!
▒▓██ ███
░▒▓█ ███  Signed-off-by: Carles Tubio <ctubio@users.noreply.github.com>
 _________________________________________
/ Hello, WORLD!                           \
|                                         |
\ pssst.. 1.00000000 BTC = 58950.21 EUR.  /
 -----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Makefile

@@ -2,7 +2,7 @@ K         ?= K.sh
 MAJOR      = 0
 MINOR      = 7
 PATCH      = 0
-BUILD      = 20
+BUILD      = 21
 
 OBLIGATORY = DISCLAIMER: This is strict non-violent software: \n$\
              if you hurt other living creatures, please stop; \n$\
@@ -117,7 +117,6 @@ hlep hepl help:
 	#  make download     - download K src precompiled  #
 	#  make clean        - remove external src files   #
 	#  KALL=1 make clean - remove external src files   #
-	#  make cleandb      - remove databases            #
 	#  make uninstall    - remove /usr/local/bin/K-*   #
 	#                                                  #
 
@@ -193,17 +192,13 @@ download:
 	@$(MAKE) system_install -s
 	@test -n "`ls *.sh 2>/dev/null`" || (cp etc/K.sh.dist K.sh && chmod +x K.sh && echo && echo NEW CONFIG FILE created at: && LS_COLORS="ex=40;92" CLICOLOR="Yes" ls $(shell ls --color > /dev/null 2>&1 && echo --color) -lah K.sh && echo)
 
-cleandb:
-	rm -vrf $(KHOME)/db/K*
-
 packages:
 	@test -n "`command -v apt-get`" && sudo apt-get -y install g++ build-essential automake autoconf libtool libxml2 libxml2-dev zlib1g-dev python curl gzip screen doxygen graphviz \
 	|| (test -n "`command -v yum`" && sudo yum -y install gcc-c++ automake autoconf libtool libxml2 libxml2-devel python curl gzip screen) \
 	|| (test -n "`command -v brew`" && (xcode-select --install || :) && (brew install automake autoconf libxml2 zlib python curl gzip screen proctools doxygen graphviz || brew upgrade || :)) \
 	|| (test -n "`command -v pacman`" && $(SUDO) pacman --noconfirm -S --needed base-devel libxml2 zlib curl python gzip)
 
 uninstall:
-	rm -vrf $(KHOME)/cache $(KHOME)/node_modules
 	@$(foreach bin,$(addprefix /usr/local/bin/,$(notdir $(wildcard $(KBUILD)/bin/K-*))), $(SUDO) rm -v $(bin);)
 
 system_install:
@@ -217,9 +212,6 @@ system_install:
 	@echo
 	@$(SUDO) mkdir -p $(KHOME)
 	@$(SUDO) chown $(shell id -u) $(KHOME)
-	@mkdir -p $(KHOME)/db
-	@mkdir -p $(KHOME)/cache
-	@rm -f $(KHOME)/cache/handshake.*
 
 install:
 	@seq `expr $${COLUMNS:-21} / 2` | sed 's/.*/=/' | xargs echo                                                             \
@@ -348,4 +340,4 @@ md5: src
 asandwich:
 	@test "`whoami`" = "root" && echo OK || echo make it yourself!
 
-.PHONY: all K $(SOURCE) hlep hepl help doc test src client client.o clean check lib download cleandb screen-help list screen start stop restart startall stopall restartall packages system_install uninstall install docker reinstall diff upgrade changelog test-c push MAJOR MINOR PATCH BUILD release md5 asandwich
+.PHONY: all K $(SOURCE) hlep hepl help doc test src client client.o clean check lib download screen-help list screen start stop restart startall stopall restartall packages system_install uninstall install docker reinstall diff upgrade changelog test-c push MAJOR MINOR PATCH BUILD release md5 asandwich

src/lib/Krypto.ninja-apis.h

@@ -315,6 +315,8 @@ namespace ₿ {
           +  '.' + base
           +  '.' + quote
           +  '.' + "json";
+        if (!nocache and !Files::mkdirs(cache))
+          print("Error while writing into " + cache + ", please create the parent directory or change the permissions manually before try again.");
         fstream file;
         struct stat st;
         if (!nocache
@@ -339,7 +341,7 @@ namespace ₿ {
         decimal.price.precision(tickPrice);
         decimal.amount.precision(tickSize);
         decimal.percent.precision(1e-2);
-        if (!file.is_open()
+        if (!nocache and !file.is_open() and Files::mkdirs(cache)
           and tickPrice and tickSize and minSize
           and !base.empty() and !quote.empty()
         ) {

src/lib/Krypto.ninja-bots.h

@@ -812,19 +812,24 @@ namespace ₿ {
     protected:
       void backups(const Option *const K) {
         if (blackhole()) return;
-        if (K->arg<string>("database") != ":memory:")
+        if (K->arg<string>("database") != ":memory:") {
+          if (!Files::mkdirs(K->arg<string>("database")))
+            error("CF", "Can't write into " + K->arg<string>("database") + ", please create the parent directory or change the permissions manually before try again.");
           dbSize = [K](){
             struct stat st;
             return stat(K->arg<string>("database").data(), &st) ? 0 : st.st_size;
           };
+        }
         sqlite3 *_db = nullptr;
         if (sqlite3_open(K->arg<string>("database").data(), &_db))
           error("DB", sqlite3_errmsg(_db));
         db.reset(_db);
         K->log("DB", "loaded OK from", K->arg<string>("database"));
         if (!K->arg<string>("diskdata").empty()) {
+          if (!Files::mkdirs(K->arg<string>("diskdata")))
+            error("CF", "Can't write into " + K->arg<string>("diskdata") + ", please create the parent directory or change the permissions manually before try again.");
           exec("ATTACH '" + K->arg<string>("diskdata") + "' AS " + (disk = "disk") + ";");
-            K->log("DB", "loaded OK from", K->arg<string>("diskdata"));
+          K->log("DB", "loaded OK from", K->arg<string>("diskdata"));
         }
         exec("PRAGMA " + disk + ".journal_mode = WAL;"
              "PRAGMA " + disk + ".synchronous = NORMAL;");

src/lib/Krypto.ninja-data.h

@@ -1378,4 +1378,24 @@ namespace ₿ {
         return stream.str();
       };
   };
+
+  class Files {
+    public:
+      static bool mkdirs(const string &file) {
+        string::size_type has_dir = file.find_last_of("/\\");
+        if (has_dir != string::npos) {
+          string dir = file.substr(0, has_dir);
+          if (access(dir.data(), R_OK) == -1) {
+            mkdir(dir.data()
+#ifndef _WIN32
+            , 0775
+#endif
+            );
+            if (access(dir.data(), R_OK) == -1)
+              return false;
+          }
+        }
+        return true;
+      }
+  };
 }