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#include<stdio.h> | |
#include<stdlib.h> | |
#include<string.h> | |
char uppre[10][10] = {"module","class","def","if","else","unless","for","when","case","do"}; | |
const int UP_MAX = 10; | |
char downpre[3][10] = {"end","else","when"}; | |
const int DOWN_MAX = 3 ; | |
bool isdown(char *str) | |
{ | |
if((str[0] == '#') or (str[1] == '#')) return false; | |
if((str[0] == '\n') or (str[1] == '\n')) return false; | |
char get[100]; | |
sscanf(str,"%s",get); | |
for(int lx = 0;lx < DOWN_MAX;lx++) | |
{ | |
if(strcmp(get,downpre[lx]) == 0) | |
return true; | |
} | |
int sl = strlen(str); | |
if(sl > 4) | |
{ | |
if((str[sl - 4] == 'e') and (str[sl - 3] == 'n') and (str[sl - 2] == 'd')) | |
return true; | |
} | |
return false; | |
} | |
bool isup(char *str) | |
{ | |
if((str[0] == '#') or (str[1] == '#')) return false; | |
if((str[0] == '\n') or (str[1] == '\n')) return false; | |
char get[100]; | |
sscanf(str,"%s",get); | |
for(int lx = 0;lx < UP_MAX;lx++) | |
{ | |
if(strcmp(get,uppre[lx]) == 0) | |
return true; | |
} | |
char *tokptr; | |
tokptr = strtok(str," \t"); | |
while(tokptr != NULL) | |
{ | |
//printf("get token: [%s]\n",tokptr); | |
for(int lx = 0;lx < UP_MAX;lx++) | |
if(strcmp(tokptr,uppre[lx]) == 0) | |
return true; | |
tokptr = strtok(NULL," \t"); | |
} | |
return false; | |
} | |
int main(int argc,char* argv[]) | |
{ | |
int level = 0; | |
if(argc < 3) | |
{ | |
printf("Parameter isn't enough.\n"); | |
exit(1); | |
} | |
FILE *fin = fopen(argv[1],"r"); | |
FILE *fout = fopen(argv[2],"w"); | |
char string[200]; | |
int linecnt = 0; | |
if(fin == NULL) | |
{ | |
printf("Read Null file?\n"); | |
exit(1); | |
} | |
while(fgets(string,100,fin) != NULL) | |
{ | |
linecnt++; | |
//printf("%s",string); | |
if(isdown(string)) | |
{ | |
//puts("[[ DOWN"); | |
level -= 1; | |
if(level < 0) | |
{ | |
printf("Line %04d Warning: Indent Error.\n",linecnt); | |
level = 0; | |
} | |
} | |
for(int lx = 0;lx < level;lx++) | |
fprintf(fout,"\t"); | |
fprintf(fout,"%s",string); | |
if(isup(string)) | |
{ | |
//puts("[[ UP"); | |
level += 1; | |
} | |
} | |
fclose(fin); | |
fclose(fout); | |
return 0; | |
} |
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http://home.gamer.com.tw/creationDetail.php?sn=1503185
indent error