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fixed file iteration issue

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This commit is contained in:
Solomon W. 2020-06-21 10:00:06 -04:00
parent 0a93d42379
commit f3f3d564de
2 changed files with 8 additions and 3 deletions
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2
.gitignore vendored
View File

@ -1,3 +1,3 @@
./viewbin viewbin
.ccls-cache/ .ccls-cache/

9
viewbin.c
View File

@ -35,6 +35,8 @@ void help() {
printf("\t-h,--help\n\t\tDisplays this help message\n\n"); printf("\t-h,--help\n\t\tDisplays this help message\n\n");
} }
const char block[4] = {(char)0xe2,(char)0xac,(char)0x9c,'\0'};
int main(int argc, char **argv) { int main(int argc, char **argv) {
int print_mode=HEX,file_index=1,file_found=0; int print_mode=HEX,file_index=1,file_found=0;
if(!(argc > 1)) { if(!(argc > 1)) {
@ -78,7 +80,7 @@ int main(int argc, char **argv) {
struct winsize w; struct winsize w;
ioctl(0, TIOCGWINSZ, &w); ioctl(0, TIOCGWINSZ, &w);
int width=w.ws_col, height=w.ws_row; int width=w.ws_col;
int chunk_size=3; int chunk_size=3;
if(print_mode == INT) { if(print_mode == INT) {
@ -97,6 +99,7 @@ int main(int argc, char **argv) {
} }
char *text = (char *)malloc(length*sizeof(char)); char *text = (char *)malloc(length*sizeof(char));
char *end = text+(length*sizeof(char));
size_t original = (size_t)text; size_t original = (size_t)text;
fread(text,sizeof(char),length,file); fread(text,sizeof(char),length,file);
int i=0,byte_index=0,bytes_shown=0; int i=0,byte_index=0,bytes_shown=0;
@ -105,7 +108,7 @@ int main(int argc, char **argv) {
int a=0; int a=0;
bytes_shown=0; bytes_shown=0;
while(a<max_per_row) { while(a<max_per_row) {
if(text <= *(&text+1) || *text != '\0') { if(text <= end) {
if(print_mode == HEX) { if(print_mode == HEX) {
printf("%x%x ",(char)(*text & 0x0F),(char)(*text >> 4 & 0x0F)); printf("%x%x ",(char)(*text & 0x0F),(char)(*text >> 4 & 0x0F));
} else if(print_mode == INT) { } else if(print_mode == INT) {
@ -117,6 +120,8 @@ int main(int argc, char **argv) {
} else if(*text == '\t') { } else if(*text == '\t') {
printf("\\t "); printf("\\t ");
a++; a++;
} else if(*text == ' ') {
printf("%s ",block);
} else { } else {
printf("%c ",*text); printf("%c ",*text);
} }