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Commit | Line | Data |
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94351118 JK |
1 | #include "cache.h" |
2 | ||
94351118 JK |
3 | char *alias_lookup(const char *alias) |
4 | { | |
11179155 TA |
5 | char *v = NULL; |
6 | struct strbuf key = STRBUF_INIT; | |
7 | strbuf_addf(&key, "alias.%s", alias); | |
8 | git_config_get_string(key.buf, &v); | |
9 | strbuf_release(&key); | |
10 | return v; | |
94351118 | 11 | } |
0989fe96 | 12 | |
ad9ac6db GB |
13 | #define SPLIT_CMDLINE_BAD_ENDING 1 |
14 | #define SPLIT_CMDLINE_UNCLOSED_QUOTE 2 | |
15 | static const char *split_cmdline_errors[] = { | |
16 | "cmdline ends with \\", | |
17 | "unclosed quote" | |
18 | }; | |
19 | ||
0989fe96 MV |
20 | int split_cmdline(char *cmdline, const char ***argv) |
21 | { | |
22 | int src, dst, count = 0, size = 16; | |
23 | char quoted = 0; | |
24 | ||
cc108379 | 25 | *argv = xmalloc(sizeof(**argv) * size); |
0989fe96 MV |
26 | |
27 | /* split alias_string */ | |
28 | (*argv)[count++] = cmdline; | |
29 | for (src = dst = 0; cmdline[src];) { | |
30 | char c = cmdline[src]; | |
31 | if (!quoted && isspace(c)) { | |
32 | cmdline[dst++] = 0; | |
33 | while (cmdline[++src] | |
34 | && isspace(cmdline[src])) | |
35 | ; /* skip */ | |
cc108379 | 36 | ALLOC_GROW(*argv, count + 1, size); |
0989fe96 MV |
37 | (*argv)[count++] = cmdline + dst; |
38 | } else if (!quoted && (c == '\'' || c == '"')) { | |
39 | quoted = c; | |
40 | src++; | |
41 | } else if (c == quoted) { | |
42 | quoted = 0; | |
43 | src++; | |
44 | } else { | |
45 | if (c == '\\' && quoted != '\'') { | |
46 | src++; | |
47 | c = cmdline[src]; | |
48 | if (!c) { | |
49 | free(*argv); | |
50 | *argv = NULL; | |
ad9ac6db | 51 | return -SPLIT_CMDLINE_BAD_ENDING; |
0989fe96 MV |
52 | } |
53 | } | |
54 | cmdline[dst++] = c; | |
55 | src++; | |
56 | } | |
57 | } | |
58 | ||
59 | cmdline[dst] = 0; | |
60 | ||
61 | if (quoted) { | |
62 | free(*argv); | |
63 | *argv = NULL; | |
ad9ac6db | 64 | return -SPLIT_CMDLINE_UNCLOSED_QUOTE; |
0989fe96 MV |
65 | } |
66 | ||
cc108379 | 67 | ALLOC_GROW(*argv, count + 1, size); |
27d5438d JK |
68 | (*argv)[count] = NULL; |
69 | ||
0989fe96 MV |
70 | return count; |
71 | } | |
72 | ||
cc108379 FC |
73 | const char *split_cmdline_strerror(int split_cmdline_errno) |
74 | { | |
75 | return split_cmdline_errors[-split_cmdline_errno - 1]; | |
ad9ac6db | 76 | } |