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Consolidate for_each implementation into Rust

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topjohnwu
2025-08-24 15:13:56 -07:00
committed by John Wu
parent 78f5cd55c7
commit e91fc75d86
12 changed files with 103 additions and 103 deletions
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56
native/src/base/files.cpp
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@@ -8,15 +8,6 @@
using namespace std;
int fd_pathat(int dirfd, const char *name, char *path, size_t size) {
if (fd_path(dirfd, byte_data(path, size)) < 0)
return -1;
auto len = strlen(path);
path[len] = '/';
strscpy(path + len + 1, name, size - len - 1);
return 0;
}
void full_read(int fd, string &str) {
char buf[4096];
for (ssize_t len; (len = xread(fd, buf, sizeof(buf))) > 0;)
@@ -52,53 +43,6 @@ void write_zero(int fd, size_t size) {
}
}
void file_readline(bool trim, FILE *fp, const function<bool(string_view)> &fn) {
size_t len = 1024;
char *buf = (char *) malloc(len);
char *start;
ssize_t read;
while ((read = getline(&buf, &len, fp)) >= 0) {
start = buf;
if (trim) {
while (read && "\n\r "sv.find(buf[read - 1]) != string::npos)
--read;
buf[read] = '\0';
while (*start == ' ')
++start;
}
if (!fn(start))
break;
}
free(buf);
}
void file_readline(bool trim, const char *file, const function<bool(string_view)> &fn) {
if (auto fp = open_file(file, "re"))
file_readline(trim, fp.get(), fn);
}
void file_readline(const char *file, const function<bool(string_view)> &fn) {
file_readline(false, file, fn);
}
void parse_prop_file(FILE *fp, const function<bool(string_view, string_view)> &fn) {
file_readline(true, fp, [&](string_view line_view) -> bool {
char *line = (char *) line_view.data();
if (line[0] == '#')
return true;
char *eql = strchr(line, '=');
if (eql == nullptr || eql == line)
return true;
*eql = '\0';
return fn(line, eql + 1);
});
}
void parse_prop_file(const char *file, const function<bool(string_view, string_view)> &fn) {
if (auto fp = open_file(file, "re"))
parse_prop_file(fp.get(), fn);
}
sDIR make_dir(DIR *dp) {
return sDIR(dp, [](DIR *dp){ return dp ? closedir(dp) : 1; });
}