can trim line

git-svn-id: file:///raid/svn-personal/tewi/trunk@4 8739d7e6-ffea-ec47-b151-bdff447c6205

Common/cm_string.h

@@ -5,5 +5,8 @@
 
 char* cm_strcat(const char* a, const char* b);
 char* cm_strdup(const char* str);
+char* cm_trimstart(const char* str);
+char* cm_trimend(const char* str);
+char* cm_trim(const char* str);
 
 #endif

Common/string.c

@@ -12,3 +12,32 @@ char* cm_strcat(const char* a, const char* b) {
 }
 
 char* cm_strdup(const char* str) { return cm_strcat(str, ""); }
+
+char* cm_trimstart(const char* str){
+	int i;
+	for(i = 0; str[i] != 0; i++){
+		if(str[i] != ' ' && str[i] != '\t'){
+			return cm_strdup(str + i);
+		}
+	}
+	return cm_strdup("");
+}
+
+char* cm_trimend(const char* str){
+	char* s = cm_strdup(str);
+	int i;
+	for(i = strlen(s) - 1; i >= 0; i--){
+		if(s[i] != '\t' && s[i] != ' '){
+			s[i + 1] = 0;
+			break;
+		}
+	}
+	return s;
+}
+
+char* cm_trim(const char* str){
+	char* tmp = cm_trimstart(str);
+	char* s = cm_trimend(tmp);
+	free(tmp);
+	return s;
+}

Makefile

@@ -2,7 +2,7 @@
 
 PWD = `pwd`
 PLATFORM = generic
-PREFIX = /usr
+PREFIX = /usr/local
 
 FLAGS = PWD=$(PWD) PLATFORM=$(PLATFORM) PREFIX=$(PREFIX)
 

Server/Makefile

@@ -5,7 +5,7 @@ include $(PWD)/Platform/$(PLATFORM).mk
 .PHONY: all clean
 .SUFFIXES: .c .o
 
-OBJS = version.o main.o
+OBJS = version.o main.o config.o
 
 all: tewi$(EXEC)
 

Server/config.c

@@ -0,0 +1,44 @@
+/* $Id$ */
+
+#include "tw_config.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <cm_string.h>
+#include <cm_log.h>
+
+int tw_config_read(const char* path){
+	cm_log("Config", "Reading %s", path);
+	char cbuf[2];
+	cbuf[1] = 0;
+	FILE* f = fopen(path, "r");
+	if(f != NULL){
+		char* line = malloc(1);
+		line[0] = 0;
+		while(1){
+			int c = fread(cbuf, 1, 1, f);
+			if(cbuf[0] == '\n' || c <= 0){
+				char* l = cm_trim(line);
+				if(strlen(l) > 0 && l[0] != '#'){
+					printf("[%s]\n", l);
+				}
+				free(l);
+				free(line);
+				line = malloc(1);
+				line[0] = 0;
+				if(c <= 0) break;
+			}else if(cbuf[0] != '\r'){
+				char* tmp = line;
+				line = cm_strcat(tmp, cbuf);
+				free(tmp);
+			}
+		}
+		free(line);
+		fclose(f);
+		return 0;
+	}else{
+		return 1;
+	}
+}

Server/main.c

@@ -6,12 +6,14 @@
 
 #include <cm_log.h>
 
+#include "tw_config.h"
 #include "tw_version.h"
 
 extern bool cm_do_log;
 
 int main(int argc, char** argv) {
 	int i;
+	const char* config = PREFIX "/etc/tewi.conf";
 	for(i = 1; i < argc; i++) {
 		if(argv[i][0] == '-') {
 			if(strcmp(argv[i], "--verbose") == 0 || strcmp(argv[i], "-v") == 0) {
@@ -21,11 +23,22 @@ int main(int argc, char** argv) {
 				} else {
 					cm_do_log = true;
 				}
+			} else if(strcmp(argv[i], "--config") == 0 || strcmp(argv[i], "-C") == 0){
+				i++;
+				if(argv[i] == NULL){
+					fprintf(stderr, "Missing argument\n");
+					return 1;
+				}
+				config = argv[i];
 			} else {
 				fprintf(stderr, "Unknown option: %s\n", argv[i]);
 				return 1;
 			}
 		}
 	}
+	if(tw_config_read(config) != 0){
+		fprintf(stderr, "Could not read the config\n");
+		return 1;
+	}
 	cm_log("Daemon", "Ready");
 }

Server/tw_config.h

@@ -0,0 +1,8 @@
+/* $Id$ */
+
+#ifndef __TW_CONFIG_H__
+#define __TW_CONFIG_H__
+
+int tw_config_read(const char* path);
+
+#endif