/*c语言实现，可在linux平台上用了，在Windows下可以用GetPrivateProfileString或GetPrivateProfileInt方便读取.ini配置文件内容，但是在Linux平台上就一筹莫展了。为了解决该问题，打算用C来读取.ini，即可不受平台的限制了*/#define CONF_FILE_PATH "Config.ini"#include#ifdef WIN32#include #include #else#define MAX_PATH 260#include #include #include #include #include #endifchar g_szConfigPath[MAX_PATH];//获取当前程序目录int GetCurrentPath(char buf[],char *pFileName){#ifdef WIN32 GetModuleFileName(NULL,buf,MAX_PATH); #else char pidfile[64]; int bytes; int fd; sprintf(pidfile, "/proc/%d/cmdline", getpid()); fd = open(pidfile, O_RDONLY, 0); bytes = read(fd, buf, 256); close(fd); buf[MAX_PATH] = '\0';#endif char * p = &buf[strlen(buf)]; do { *p = '\0'; p--;#ifdef WIN32 } while( '\\' != *p );#else } while( '/' != *p );#endif p++; //配置文件目录 memcpy(p,pFileName,strlen(pFileName)); return 0;}//从INI文件读取字符串类型数据char *GetIniKeyString(char *title,char *key,char *filename) { FILE *fp; char szLine[1024]; static char tmpstr[1024]; int rtnval; int i = 0; int flag = 0; char *tmp; if((fp = fopen(filename, "r")) == NULL) { printf("have no such file \n"); return ""; } while(!feof(fp)) { rtnval = fgetc(fp); if(rtnval == EOF) { break; } else { szLine[i++] = rtnval; } if(rtnval == '\n') { #ifndef WIN32 i--;#endif szLine[--i] = '\0'; i = 0; tmp = strchr(szLine, '='); if(( tmp != NULL )&&(flag == 1)) { if(strstr(szLine,key)!=NULL) { //注释行 if ('#' == szLine[0]) { } else if ( '/' == szLine[0] && '/' == szLine[1] ) { } else { //找打key对应变量 strcpy(tmpstr,tmp+1); fclose(fp); return tmpstr; } } } else { strcpy(tmpstr,"["); strcat(tmpstr,title); strcat(tmpstr,"]"); if( strncmp(tmpstr,szLine,strlen(tmpstr)) == 0 ) { //找到title flag = 1; } } } } fclose(fp); return ""; }//从INI文件读取整类型数据int GetIniKeyInt(char *title,char *key,char *filename){ return atoi(GetIniKeyString(title,key,filename));}int main(int argc, char* argv[]){ char buf[MAX_PATH]; memset(buf,0,sizeof(buf)); GetCurrentPath(buf,CONF_FILE_PATH); strcpy(g_szConfigPath,buf); int iCatAge; char szCatName[32]; iCatAge = GetIniKeyInt("CAT","age",g_szConfigPath); char *a = GetIniKeyString("CAT","name",g_szConfigPath); printf("%d\r\n",iCatAge); printf("%s\r\n",a); return 0;}