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quick patch - have removed stranges for me

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This commit is contained in:
"Vladimir N. Oleynik" 2005-09-22 14:19:34 +00:00
parent 1f0ac23c20
commit b8fa7e88f2
1 changed files with 26 additions and 19 deletions
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45
miscutils/less.c
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@ -332,7 +332,7 @@ static void status_print(void) {
printf("%s%s%s%s", HIGHLIGHT, "- Next: ", files[current_file], NORMAL);
}
else {
printf("%c", ':');
putchar(':');
}
#ifdef CONFIG_FEATURE_LESS_FLAGS
}
@ -375,7 +375,7 @@ static void buffer_init(void) {
/* Fill the buffer until the end of the file or the
end of the buffer is reached */
for (i = 0; (i < (height - 1)) && (i <= num_flines); i++) {
buffer[i] = (char *) bb_xstrdup(flines[i]);
buffer[i] = bb_xstrdup(flines[i]);
}
/* If the buffer still isn't full, fill it with blank lines */
@ -394,7 +394,7 @@ static void buffer_down(int nlines) {
line_pos += nlines;
for (i = 0; i < (height - 1); i++) {
free(buffer[i]);
buffer[i] = (char *) bb_xstrdup(flines[line_pos + i]);
buffer[i] = bb_xstrdup(flines[line_pos + i]);
}
}
else {
@ -404,7 +404,7 @@ static void buffer_down(int nlines) {
line_pos += 1;
for (i = 0; i < (height - 1); i++) {
free(buffer[i]);
buffer[i] = (char *) bb_xstrdup(flines[line_pos + i]);
buffer[i] = bb_xstrdup(flines[line_pos + i]);
}
}
}
@ -425,7 +425,7 @@ static void buffer_up(int nlines) {
line_pos -= nlines;
for (i = 0; i < (height - 1); i++) {
free(buffer[i]);
buffer[i] = (char *) bb_xstrdup(flines[line_pos + i]);
buffer[i] = bb_xstrdup(flines[line_pos + i]);
}
}
else {
@ -435,7 +435,7 @@ static void buffer_up(int nlines) {
line_pos -= 1;
for (i = 0; i < (height - 1); i++) {
free(buffer[i]);
buffer[i] = (char *) bb_xstrdup(flines[line_pos + i]);
buffer[i] = bb_xstrdup(flines[line_pos + i]);
}
}
}
@ -457,7 +457,7 @@ static void buffer_up(int nlines) {
for (i = 0; i < (height - 1); i++) {
free(buffer[i]);
if (i < tilde_line - nlines + 1)
buffer[i] = (char *) bb_xstrdup(flines[line_pos + i]);
buffer[i] = bb_xstrdup(flines[line_pos + i]);
else {
if (line_pos >= num_flines - height + 2)
buffer[i] = bb_xstrdup("~\n");
@ -480,7 +480,7 @@ static void buffer_line(int linenum) {
else if (linenum < (num_flines - height - 2)) {
for (i = 0; i < (height - 1); i++) {
free(buffer[i]);
buffer[i] = (char *) bb_xstrdup(flines[linenum + i]);
buffer[i] = bb_xstrdup(flines[linenum + i]);
}
line_pos = linenum;
}
@ -488,9 +488,9 @@ static void buffer_line(int linenum) {
for (i = 0; i < (height - 1); i++) {
free(buffer[i]);
if (linenum + i < num_flines + 2)
buffer[i] = (char *) bb_xstrdup(flines[linenum + i]);
buffer[i] = bb_xstrdup(flines[linenum + i]);
else
buffer[i] = (char *) bb_xstrdup((flags & FLAG_TILDE) ? "\n" : "~\n");
buffer[i] = bb_xstrdup((flags & FLAG_TILDE) ? "\n" : "~\n");
}
line_pos = linenum;
/* Set past_eof so buffer_down and buffer_up act differently */
@ -525,7 +525,7 @@ static void examine_file(void) {
newline_offset = strlen(filename) - 1;
filename[newline_offset] = '\0';
files[num_files] = bb_xstrndup(filename, (strlen(filename) + 1) * sizeof(char));
files[num_files] = bb_xstrdup(filename);
current_file = num_files + 1;
num_files++;
@ -681,7 +681,15 @@ static void regex_process(void) {
/* Get the uncompiled regular expression from the user */
clear_line();
putchar((match_backwards) ? '?' : '/');
scanf("%s", uncomp_regex);
uncomp_regex[0] = 0;
fgets(uncomp_regex, sizeof(uncomp_regex), stdin);
i = strlen(uncomp_regex);
if(i > 0) {
if(uncomp_regex[i-1] == '\n')
uncomp_regex[i-1] = '\0';
else
while((i = getchar()) != '\n' && i != EOF);
}
/* Compile the regex and check for errors */
xregcomp(pattern, uncomp_regex, 0);
@ -689,7 +697,7 @@ static void regex_process(void) {
/* Run the regex on each line of the current file here */
for (i = 0; i <= num_flines; i++) {
strcpy(current_line, process_regex_on_line(flines[i], pattern));
flines[i] = (char *) bb_xstrndup(current_line, sizeof(char) * (strlen(current_line)+1));
flines[i] = bb_xstrdup(current_line);
if (match_found) {
match_lines[j] = i;
j++;
@ -697,7 +705,6 @@ static void regex_process(void) {
}
num_matches = j;
if ((match_lines[0] != -1) && (num_flines > height - 2))
buffer_line(match_lines[0]);
else
@ -752,7 +759,7 @@ static void number_process(int first_digit) {
/* Receive input until a letter is given (max 80 chars)*/
while((i < 80) && (num_input[i] = tless_getch()) && isdigit(num_input[i])) {
printf("%c", num_input[i]);
putchar(num_input[i]);
i++;
}
@ -809,16 +816,16 @@ static void flag_change(void) {
switch (keypress) {
case 'M':
flags &= ~FLAG_M;
flags ^= FLAG_M;
break;
case 'm':
flags &= ~FLAG_m;
flags ^= FLAG_m;
break;
case 'E':
flags &= ~FLAG_E;
flags ^= FLAG_E;
break;
case '~':
flags &= ~FLAG_TILDE;
flags ^= FLAG_TILDE;
break;
default:
break;