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AP_Scripting: Update generator to not use readline

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This commit is contained in:
Michael du Breuil 2019-07-12 14:05:42 -07:00 committed by WickedShell
parent f7a20db304
commit d58783664d
2 changed files with 21 additions and 12 deletions
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4
libraries/AP_Scripting/generator/Makefile
View File

@ -1,5 +1,5 @@
CC = gcc
CFLAGS = -Wall -Werror -Wextra -g
CFLAGS = -Wall -Werror -Wextra -g -std=c99
LDFLAGS = -lreadline
OBJ_DIR = build/obj
@ -17,7 +17,7 @@ all: directories $(OBJS)
cp $(OUT) .
run: all
./$(OUT) -o ../lua_generated_bindings < description/bindings.desc
./$(OUT) -o ../lua_generated_bindings -i description/bindings.desc
$(OBJ_DIR)/%.c.o: $(SRC_DIR)/%.c
$(CC) $(CFLAGS) -c $< -o $@

29
libraries/AP_Scripting/generator/src/main.c
View File

@ -3,9 +3,9 @@
#include <stdint.h>
#include <stdarg.h>
#include <assert.h>
#include <readline/readline.h>
#include <string.h>
#include <unistd.h>
#include <getopt.h>
char keyword_alias[] = "alias";
char keyword_comment[] = "--";
@ -52,12 +52,13 @@ struct header {
};
struct generator_state {
char *line;
char line[1<<14];
int line_num; // current line read in
int token_num; // current token on the current line
char *token;
};
FILE *description;
FILE *header;
FILE *source;
@ -179,8 +180,10 @@ void error(const int code, const char *message, ...) {
exit(code);
}
char *token_delimiters = " \n";
char * next_token(void) {
state.token = strtok(NULL, " ");
state.token = strtok(NULL, token_delimiters);
state.token_num++;
trace(TRACE_TOKENS, "Token %d:%d %s", state.line_num, state.token_num, state.token);
if ((state.token!= NULL) && (strcmp(state.token, keyword_comment) == 0)) {
@ -191,14 +194,10 @@ char * next_token(void) {
}
char * start_line(void) {
if (state.line != NULL) {
free(state.line);
}
while ((state.line = readline(NULL))) {
while (fgets(state.line, sizeof(state.line)/sizeof(state.line[0]), description) != NULL) {//state.line = readline(NULL))) {
state.line_num++;
state.token = strtok(state.line, " ");
state.token = strtok(state.line, token_delimiters);
state.token_num = 1;
trace(TRACE_TOKENS, "Token %d:%d %s", state.line_num, state.token_num, state.token);
@ -1475,8 +1474,18 @@ int main(int argc, char **argv) {
state.line_num = -1;
int c;
while ((c = getopt(argc, argv, "o:")) != -1) {
while ((c = getopt(argc, argv, "i:o:")) != -1) {
switch (c) {
case 'i':
if (description != NULL) {
error(ERROR_GENERAL, "Already loaded a description file");
}
trace(TRACE_GENERAL, "Loading a description file: %s", optarg);
description = fopen(optarg, "r");
if (description == NULL) {
error(ERROR_GENERAL, "Unable to load the description file: %s", optarg);
}
break;
case 'o':
if (output_path != NULL) {
error(ERROR_GENERAL, "An output path was already selected.");