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more: better behavior with directories.

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Also fix the non-tty output.

Also tweak our output so the tests pass with TEST_HOST=1 too.
This commit is contained in:
Elliott Hughes 2019-04-26 10:11:47 -07:00 committed by Rob Landley
parent 81220b8090
commit bd6e9d030c
2 changed files with 35 additions and 13 deletions
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5
tests/more.test
View File

@ -9,6 +9,9 @@ line1
line2
EOF
testing "non-tty" "more file1 | cat -" "line1\nline2\n" "" ""
# For non-tty output, headers are shown even if there's only one file.
testing "non-tty" "more file1 | cat -" "::::::::::::::\nfile1\n::::::::::::::\nline1\nline2\n" "" ""
testing "directory" "more ." "\n*** .: directory ***\n\n" "" ""
rm file1

43
toys/pending/more.c
View File

@ -39,7 +39,7 @@ static void signal_handler(int sig)
static void show_file_header(const char *name)
{
printf(":::::::::::::::::::::::\n%s\n:::::::::::::::::::::::\n", name);
printf("::::::::::::::\n%s\n::::::::::::::\n", name);
}
static int prompt(FILE *cin, const char* fmt, ...)
@ -65,17 +65,31 @@ static int prompt(FILE *cin, const char* fmt, ...)
}
}
static int more_directory(char *path, struct stat *st)
{
if (!stat(path, st) && S_ISDIR(st->st_mode)) {
printf("\n*** %s: directory ***\n\n", path);
return 1;
}
return 0;
}
static void do_cat_operation(int fd, char *name)
{
if (toys.optc > 1) show_file_header(name);
xsendfile(fd, 1);
struct stat st;
if (!more_directory(name, &st)) {
show_file_header(name);
fflush(stdout);
xsendfile(fd, 1);
}
}
void more_main()
{
int ch, input_key = 0, show_prompt;
unsigned rows = 24, cols = 80, row = 0, col = 0;
struct stat st;
struct stat st;
struct termios newf;
FILE *fp, *cin;
@ -97,18 +111,23 @@ void more_main()
sigatexit(signal_handler);
do {
fp = stdin;
if (*toys.optargs && !(fp = fopen(*toys.optargs, "r"))) {
perror_msg("%s", *toys.optargs);
goto next_file;
}
char *filename = *toys.optargs;
st.st_size = show_prompt = col = row = 0;
fstat(fileno(fp), &st);
if (!filename) fp = stdin;
else {
if (more_directory(filename, &st)) goto next_file;
if (!(fp = fopen(filename, "r"))) {
perror_msg("%s", filename);
goto next_file;
}
}
terminal_size(&cols, &rows);
rows--;
if (toys.optc > 1) {
show_file_header(*toys.optargs);
show_file_header(filename);
row += 3;
}
@ -120,7 +139,7 @@ void more_main()
(long long)st.st_size);
else
input_key = prompt(cin, "--More--");
if (input_key == 'q') goto stop;
if (input_key == 'q') goto stop;
col = row = show_prompt = 0;
terminal_size(&cols, &rows);