]> git.ipfire.org Git - thirdparty/git.git/blob - alias.c
Merge branch 'jc/maint-imap-config-parse' into maint
[thirdparty/git.git] / alias.c
1 #include "cache.h"
2
3 static const char *alias_key;
4 static char *alias_val;
5
6 static int alias_lookup_cb(const char *k, const char *v, void *cb)
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
17 char *alias_lookup(const char *alias)
18 {
19 alias_key = alias;
20 alias_val = NULL;
21 git_config(alias_lookup_cb, NULL);
22 return alias_val;
23 }
24
25 int split_cmdline(char *cmdline, const char ***argv)
26 {
27 int src, dst, count = 0, size = 16;
28 char quoted = 0;
29
30 *argv = xmalloc(sizeof(char *) * size);
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 ALLOC_GROW(*argv, count+1, size);
42 (*argv)[count++] = cmdline + dst;
43 } else if (!quoted && (c == '\'' || c == '"')) {
44 quoted = c;
45 src++;
46 } else if (c == quoted) {
47 quoted = 0;
48 src++;
49 } else {
50 if (c == '\\' && quoted != '\'') {
51 src++;
52 c = cmdline[src];
53 if (!c) {
54 free(*argv);
55 *argv = NULL;
56 return error("cmdline ends with \\");
57 }
58 }
59 cmdline[dst++] = c;
60 src++;
61 }
62 }
63
64 cmdline[dst] = 0;
65
66 if (quoted) {
67 free(*argv);
68 *argv = NULL;
69 return error("unclosed quote");
70 }
71
72 ALLOC_GROW(*argv, count+1, size);
73 (*argv)[count] = NULL;
74
75 return count;
76 }
77