Commit | Line | Data |
---|---|---|
94351118 | 1 | #include "cache.h" |
b2141fc1 | 2 | #include "config.h" |
94351118 | 3 | |
a9bcf658 JS |
4 | struct config_alias_data { |
5 | const char *alias; | |
6 | char *v; | |
7 | }; | |
8 | ||
9 | static int config_alias_cb(const char *key, const char *value, void *d) | |
10 | { | |
11 | struct config_alias_data *data = d; | |
12 | const char *p; | |
13 | ||
643df7e2 | 14 | if (skip_prefix(key, "alias.", &p) && !strcasecmp(p, data->alias)) |
a9bcf658 JS |
15 | return git_config_string((const char **)&data->v, key, value); |
16 | ||
17 | return 0; | |
18 | } | |
19 | ||
94351118 JK |
20 | char *alias_lookup(const char *alias) |
21 | { | |
a9bcf658 JS |
22 | struct config_alias_data data = { alias, NULL }; |
23 | ||
24 | read_early_config(config_alias_cb, &data); | |
25 | ||
26 | return data.v; | |
94351118 | 27 | } |
0989fe96 | 28 | |
ad9ac6db GB |
29 | #define SPLIT_CMDLINE_BAD_ENDING 1 |
30 | #define SPLIT_CMDLINE_UNCLOSED_QUOTE 2 | |
31 | static const char *split_cmdline_errors[] = { | |
32 | "cmdline ends with \\", | |
33 | "unclosed quote" | |
34 | }; | |
35 | ||
0989fe96 MV |
36 | int split_cmdline(char *cmdline, const char ***argv) |
37 | { | |
38 | int src, dst, count = 0, size = 16; | |
39 | char quoted = 0; | |
40 | ||
b32fa95f | 41 | ALLOC_ARRAY(*argv, size); |
0989fe96 MV |
42 | |
43 | /* split alias_string */ | |
44 | (*argv)[count++] = cmdline; | |
45 | for (src = dst = 0; cmdline[src];) { | |
46 | char c = cmdline[src]; | |
47 | if (!quoted && isspace(c)) { | |
48 | cmdline[dst++] = 0; | |
49 | while (cmdline[++src] | |
50 | && isspace(cmdline[src])) | |
51 | ; /* skip */ | |
cc108379 | 52 | ALLOC_GROW(*argv, count + 1, size); |
0989fe96 MV |
53 | (*argv)[count++] = cmdline + dst; |
54 | } else if (!quoted && (c == '\'' || c == '"')) { | |
55 | quoted = c; | |
56 | src++; | |
57 | } else if (c == quoted) { | |
58 | quoted = 0; | |
59 | src++; | |
60 | } else { | |
61 | if (c == '\\' && quoted != '\'') { | |
62 | src++; | |
63 | c = cmdline[src]; | |
64 | if (!c) { | |
6a83d902 | 65 | FREE_AND_NULL(*argv); |
ad9ac6db | 66 | return -SPLIT_CMDLINE_BAD_ENDING; |
0989fe96 MV |
67 | } |
68 | } | |
69 | cmdline[dst++] = c; | |
70 | src++; | |
71 | } | |
72 | } | |
73 | ||
74 | cmdline[dst] = 0; | |
75 | ||
76 | if (quoted) { | |
6a83d902 | 77 | FREE_AND_NULL(*argv); |
ad9ac6db | 78 | return -SPLIT_CMDLINE_UNCLOSED_QUOTE; |
0989fe96 MV |
79 | } |
80 | ||
cc108379 | 81 | ALLOC_GROW(*argv, count + 1, size); |
27d5438d JK |
82 | (*argv)[count] = NULL; |
83 | ||
0989fe96 MV |
84 | return count; |
85 | } | |
86 | ||
cc108379 FC |
87 | const char *split_cmdline_strerror(int split_cmdline_errno) |
88 | { | |
89 | return split_cmdline_errors[-split_cmdline_errno - 1]; | |
ad9ac6db | 90 | } |