Revert "compat: add strtok_r()"
[git/mingw.git] / test-line-buffer.c
blobef1d7bae1441e07b6cb74e83a23d07b4720a8ebf
1 /*
2 * test-line-buffer.c: code to exercise the svn importer's input helper
3 */
5 #include "git-compat-util.h"
6 #include "strbuf.h"
7 #include "vcs-svn/line_buffer.h"
9 static uint32_t strtouint32(const char *s)
11 char *end;
12 uintmax_t n = strtoumax(s, &end, 10);
13 if (*s == '\0' || *end != '\0')
14 die("invalid count: %s", s);
15 return (uint32_t) n;
18 static void handle_command(const char *command, const char *arg, struct line_buffer *buf)
20 switch (*command) {
21 case 'b':
22 if (!prefixcmp(command, "binary ")) {
23 struct strbuf sb = STRBUF_INIT;
24 strbuf_addch(&sb, '>');
25 buffer_read_binary(buf, &sb, strtouint32(arg));
26 fwrite(sb.buf, 1, sb.len, stdout);
27 strbuf_release(&sb);
28 return;
30 case 'c':
31 if (!prefixcmp(command, "copy ")) {
32 buffer_copy_bytes(buf, strtouint32(arg));
33 return;
35 case 's':
36 if (!prefixcmp(command, "skip ")) {
37 buffer_skip_bytes(buf, strtouint32(arg));
38 return;
40 default:
41 die("unrecognized command: %s", command);
45 static void handle_line(const char *line, struct line_buffer *stdin_buf)
47 const char *arg = strchr(line, ' ');
48 if (!arg)
49 die("no argument in line: %s", line);
50 handle_command(line, arg + 1, stdin_buf);
53 int main(int argc, char *argv[])
55 struct line_buffer stdin_buf = LINE_BUFFER_INIT;
56 struct line_buffer file_buf = LINE_BUFFER_INIT;
57 struct line_buffer *input = &stdin_buf;
58 const char *filename;
59 char *s;
61 if (argc == 1)
62 filename = NULL;
63 else if (argc == 2)
64 filename = argv[1];
65 else
66 usage("test-line-buffer [file | &fd] < script");
68 if (buffer_init(&stdin_buf, NULL))
69 die_errno("open error");
70 if (filename) {
71 if (*filename == '&') {
72 if (buffer_fdinit(&file_buf, strtouint32(filename + 1)))
73 die_errno("error opening fd %s", filename + 1);
74 } else {
75 if (buffer_init(&file_buf, filename))
76 die_errno("error opening %s", filename);
78 input = &file_buf;
81 while ((s = buffer_read_line(&stdin_buf)))
82 handle_line(s, input);
84 if (filename && buffer_deinit(&file_buf))
85 die("error reading from %s", filename);
86 if (buffer_deinit(&stdin_buf))
87 die("input error");
88 if (ferror(stdout))
89 die("output error");
90 return 0;