Fix a bunch of pointer declarations (codestyle)
[git/git.git] / alias.c
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1#include "cache.h"
2
3static const char *alias_key;
4static char *alias_val;
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5
6static int alias_lookup_cb(const char *k, const char *v, void *cb)
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7{
8 if (!prefixcmp(k, "alias.") && !strcmp(k+6, alias_key)) {
9 if (!v)
10 return config_error_nonbool(k);
11 alias_val = xstrdup(v);
12 return 0;
13 }
14 return 0;
15}
16
17char *alias_lookup(const char *alias)
18{
19 alias_key = alias;
20 alias_val = NULL;
ef90d6d4 21 git_config(alias_lookup_cb, NULL);
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22 return alias_val;
23}
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24
25int split_cmdline(char *cmdline, const char ***argv)
26{
27 int src, dst, count = 0, size = 16;
28 char quoted = 0;
29
4b25d091 30 *argv = xmalloc(sizeof(char *) * size);
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31
32 /* split alias_string */
33 (*argv)[count++] = cmdline;
34 for (src = dst = 0; cmdline[src];) {
35 char c = cmdline[src];
36 if (!quoted && isspace(c)) {
37 cmdline[dst++] = 0;
38 while (cmdline[++src]
39 && isspace(cmdline[src]))
40 ; /* skip */
41 if (count >= size) {
42 size += 16;
4b25d091 43 *argv = xrealloc(*argv, sizeof(char *) * size);
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44 }
45 (*argv)[count++] = cmdline + dst;
46 } else if (!quoted && (c == '\'' || c == '"')) {
47 quoted = c;
48 src++;
49 } else if (c == quoted) {
50 quoted = 0;
51 src++;
52 } else {
53 if (c == '\\' && quoted != '\'') {
54 src++;
55 c = cmdline[src];
56 if (!c) {
57 free(*argv);
58 *argv = NULL;
59 return error("cmdline ends with \\");
60 }
61 }
62 cmdline[dst++] = c;
63 src++;
64 }
65 }
66
67 cmdline[dst] = 0;
68
69 if (quoted) {
70 free(*argv);
71 *argv = NULL;
72 return error("unclosed quote");
73 }
74
75 return count;
76}
77