example of helpcmds.in

stringHash4MCU_/Readme

@@ -5,3 +5,16 @@ another files used for test: use script ./run for it
 
 Compile: gcc -lusefull_macro file.c -o file
 gcc -lusefull_macro test.c hash.c -o test
+
+
+file helpcmds.in should be included into proto.c as help list:
+
+const char *helpstring =
+    "https://github.com/eddyem/stm32samples/tree/master/F3:F303/Multistepper build#" BUILD_NUMBER " @ " BUILD_DATE "\n"
+    "Format: cmd [N] - getter, cmd [N] = val - setter; N - optional index\n"
+    "* - command not supported yet, G - getter, S - setter\n\n"
+#include "hashgen/helpcmds.in"
+;
+
+
+helpcmds.in format: each string should be in quotes with '\n' @ its end. First word - command, next text - help.

stringHash4MCU_/hashgen.c

@@ -31,23 +31,23 @@ typedef struct{
 
 static glob_pars G = {.headerfile = "hash.h", .sourcefile = "hash.c"};
 static int help = 0;
-static myoption cmdlnopts[] = {
+static sl_option_t cmdlnopts[] = {
     {"help",    NO_ARGS,    NULL,   'h',    arg_int,    APTR(&help),        "show this help"},
     {"dict",    NEED_ARG,   NULL,   'd',    arg_string, APTR(&G.dict),      "dictionary file"},
     {"header",  NEED_ARG,   NULL,   'H',    arg_string, APTR(&G.headerfile),"output header filename"},
     {"source",  NEED_ARG,   NULL,   'S',    arg_string, APTR(&G.sourcefile),"output source filename"},
-    {"genfunc", NO_ARGS,    NULL,   'F',    arg_int,    APTR(&G.genfunc),   "generate function bodys"},
+    {"genfunc", NO_ARGS,    NULL,   'F',    arg_int,    APTR(&G.genfunc),   "generate function bodies"},
     end_option
 };
 static void parse_args(int argc, char **argv){
-    parseargs(&argc, &argv, cmdlnopts);
+    sl_parseargs(&argc, &argv, cmdlnopts);
-    if(help) showhelp(-1, cmdlnopts);
+    if(help) sl_showhelp(-1, cmdlnopts);
     if(argc > 0){
         red("Unused arguments:\n");
         for(int i = 0; i < argc; ++i)
             printf("%s ", argv[i]);
         printf("\n");
-        showhelp(-1, cmdlnopts);
+        sl_showhelp(-1, cmdlnopts);
     }
 }
 
@@ -170,16 +170,13 @@ static char *fnname(const char *cmd){
 
 static const char *fhdr =
 "int parsecmd(const char *str){\n\
-        char cmd[CMD_MAXLEN + 1];\n\
         if(!str || !*str) return RET_CMDNOTFOUND;\n\
         int i = 0;\n\
-        while(*str > '@' && i < CMD_MAXLEN){ cmd[i++] = *str++; }\n\
+        while(*str > '@' && i < CMD_MAXLEN){ lastcmd[i++] = *str++; }\n\
-        cmd[i] = 0;\n\
+        lastcmd[i] = 0;\n\
-        if(*str){\n\
+        while(*str && *str <= ' ') ++str;\n\
-            while(*str <= ' ') ++str;\n\
-        }\n\
         char *args = (char*) str;\n\
-        uint32_t h = hashf(cmd);\n\
+        uint32_t h = hashf(lastcmd);\n\
         switch(h){\n\n"
 ;
 static const char *ffooter =
@@ -189,30 +186,40 @@ static const char *ffooter =
 }\n\n"
 ;
 static const char *fns =
-"int fn_%s(_U_ uint32_t hash,  _U_ char *args) WAL; // \"%s\" (%u)\n\n"
+"int fn_%s(uint32_t _U_ hash, char _U_ *args) WAL; // \"%s\" (%u)\n\n"
 ;
-static const char *headercontent = "#ifndef _U_\n\
+static const char *headercontent =
+"// Generated by HASHGEN (https://github.com/eddyem/eddys_snippets/tree/master/stringHash4MCU_)\n\
+// Licensed by GPLv3\n\
+#pragma once\n\
+#ifndef _U_\n\
 #define _U_ __attribute__((__unused__))\n\
 #endif\n\n\
 #define CMD_MAXLEN  (32)\n\n\
 enum{\n\
+   RET_HELP = -3,\n\
    RET_CMDNOTFOUND = -2,\n\
    RET_WRONGCMD = -1,\n\
-   RET_BAD = 0,\n\
+   RET_GOOD = 0,\n\
-   RET_GOOD = 1\n\
+   RET_BAD = 1\n\
 };\n\n\
-int parsecmd(const char *cmdwargs);\n\n";
+int parsecmd(const char *cmdwargs);\n\n\
+extern char lastcmd[];\n\n";
+
 static const char *sw =
 "        case CMD_%s:\n\
             return fn_%s(h, args);\n\
         break;\n";
 static const char *srchdr =
-"#include <stdint.h>\n\
+"// Generated by HASHGEN (https://github.com/eddyem/eddys_snippets/tree/master/stringHash4MCU_)\n\
+// Licensed by GPLv3\n\
+#include <stdint.h>\n\
 #include <stddef.h>\n\
 #include \"%s\"\n\n\
 #ifndef WAL\n\
 #define WAL __attribute__ ((weak, alias (\"__f1\")))\n\
-#endif\n\nstatic int __f1(_U_ uint32_t h, _U_ char *a){return 1;}\n\n"
+#endif\n\nstatic int __f1(uint32_t _U_ h, char _U_ *a){return 1;}\n\n\
+char lastcmd[CMD_MAXLEN + 1];\n\n"
 ;
 
 static void build(strhash *H, int hno, int hlen){
@@ -245,16 +252,22 @@ static void build(strhash *H, int hno, int hlen){
     }
     fprintf(source, "%s", ffooter);
     fclose(source);
+    fprintf(header, "\n\n");
+    for(int i = 0; i < hlen; ++i){
+        char *m = macroname(H[i].str);
+        fprintf(header, "#define STR_%-*s    \"%s\"\n", lmax, m, H[i].str);
+    }
+    
     fclose(header);
 }
 
 int main(int argc, char **argv){
-    initial_setup();
+    sl_init();
     parse_args(argc, argv);
     if(!G.dict) ERRX("point dictionary file");
     if(!G.headerfile) ERRX("point header source file");
     if(!G.sourcefile) ERRX("point c source file");
-    mmapbuf *b = My_mmap(G.dict);
+    sl_mmapbuf_t *b = sl_mmap(G.dict);
     if(!b) ERRX("Can't open %s", G.dict);
     char *word = b->data;
     strhash *H = MALLOC(strhash, ALLOCSZ);
@@ -310,6 +323,6 @@ int main(int argc, char **argv){
     }
     if(hno == HASHFNO) WARNX("Can't find proper hash function");
     FREE(H);
-    My_munmap(b);
+    sl_munmap(b);
     return 0;
 }

stringHash4MCU_/helpcmds.in

@@ -0,0 +1,61 @@
+    "absposN - GS absolute position (in steps, setter just changes current value)\n"
+    "accelN - GS accel/decel (steps/s^2)\n"
+    "adcN - G ADC value (N=0..3)\n"
+    "button[N] - G all or given (N=0..6) buttons' state\n"
+    "canerrcodes - G print last CAN errcodes\n"
+    "canfilter - GS can filters, format: bank# FIFO# mode(M/I) num0 [num1 [num2 [num3]]]\n"
+    "canflood - send/clear flood message: ID byte0 ... byteN\n"
+    "canfloodT - GS flood period (>=0ms)\n"
+    "canid - GS CAN ID of device\n"
+    "canignore - GS ignore list (max 10 IDs), negative to delete\n"
+    "canincrflood - send incremental flood message (ID is last for 'flood', stop by 'flood')\n"
+    "canpause - pause IN packets displaying\n"
+    "canreinit - reinit CAN\n"
+    "canresume - resume IN packets displaying\n"
+    "cansend - send data over CAN: send ID byte0 .. byteN (N<8)\n"
+    "canspeed - GS CAN speed (reinit if setter)\n"
+    "canstat - G CAN status\n"
+    "diagn[N] - G DIAG state of motor N (or all)\n"
+    "drvtypeN - GS driver type (0 - only step/dir, 1 - UART, 2 - SPI, 3 - reserved)\n"
+    "dumperr - dump error codes\n"
+    "dumpcmd - dump command codes\n"
+    "dumpconf - dump current configuration\n"
+    "dumpmotN - dump Nth motor configuration\n"
+    "dumpmotflags - dump motor flags' bits\n"
+    "dumpstates - dump motors' state codes\n"
+    "emstop[N] - emergency stop motor N or all\n"
+    "eraseflash [=N] - erase flash data storage (full or only N'th page of it)\n"
+    "esw[N] - G end-switches state\n"
+    "eswreactN - GS end-switches reaction (0 - ignore, 1 - ignore ESW1 and stop@0 only when moving negative, 2 - stop@any, 3 - stop@dir)\n"
+    "gotoN - GS move motor to given absolute position\n"
+    "gotozN - find zero position & refresh counters\n"
+    "gpioconfN* - GS GPIO configuration (0 - PUin, 1 - PPout, 2 - ODout), N=0..2\n"
+    "gpioN - GS GPIO values, N=0..2\n"
+    "help - print this help\n"
+    "maxspeedN - GS max speed (steps per sec)\n"
+    "maxstepsN - GS max steps (from zero ESW)\n"
+    "mcut - G MCU T\n"
+    "mcuvdd - G MCU Vdd\n"
+    "microstepsN - GS microsteps settings (2^0..2^9)\n"
+    "minspeedN -  min speed (steps per sec)\n"
+    "motcurrentN - GS motor current (1..32 for 1/32..32/32 of max current)\n"
+    "motflagsN - motorN flags\n"
+    "motmul* - GS external multiplexer status (<0 - disable, 0..7 - enable and set address)\n"
+    "motno - GS motor number for next `pdn` commands\n"
+    "motreinit - re-init motors after configuration changed\n"
+    "pdnN - GS read/write TMC2209 registers over uart @ motor0\n"
+    "ping - echo given command back\n"
+    "relposN - GS relative move (get remaining)\n"
+    "relslowN - GS like 'relpos' but with slowest speed\n"
+    "reset - software reset\n"
+    "saveconf - save current configuration\n"
+    "screen* - GS screen enable (1) or disable (0)\n"
+    "speedlimit - G limiting speed for current microsteps setting\n"
+    "stateN - G motor state (0-relax, 1-accel, 2-move, 3-mvslow, 4-decel, 5-stall, 6-err)\n"
+    "stopN - stop motor with deceleration\n"
+    "time - G time from start (ms)\n"
+    "tmcbus* - GS TMC control bus (0 - USART, 1 - SPI)\n"
+    "udata* - GS data by usart in slave mode (text strings, '\\n'-terminated)\n"
+    "usartstatus* - GS status of USART1 (0 - off, 1 - master, 2 - slave)\n"
+    "vdrive - G approx voltage on Vdrive\n"
+    "vfive - G approx voltage on 5V bus\n"

stringHash4MCU_/mktestdic

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+awk '{print $1}' helpcmds.in |sed -e 's/"//' -e 's/\*//' -e 's/\[.*//' -e 's/N//' > testdic
+./hashgen -d testdic -H hdr.h -S hdr.c -F