116 lines
2.3 KiB
C
116 lines
2.3 KiB
C
#include "cache.h"
|
|
#include "alias.h"
|
|
#include "config.h"
|
|
#include "string-list.h"
|
|
|
|
struct config_alias_data {
|
|
const char *alias;
|
|
char *v;
|
|
struct string_list *list;
|
|
};
|
|
|
|
static int config_alias_cb(const char *key, const char *value, void *d)
|
|
{
|
|
struct config_alias_data *data = d;
|
|
const char *p;
|
|
|
|
if (!skip_prefix(key, "alias.", &p))
|
|
return 0;
|
|
|
|
if (data->alias) {
|
|
if (!strcasecmp(p, data->alias))
|
|
return git_config_string((const char **)&data->v,
|
|
key, value);
|
|
} else if (data->list) {
|
|
string_list_append(data->list, p);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
char *alias_lookup(const char *alias)
|
|
{
|
|
struct config_alias_data data = { alias, NULL };
|
|
|
|
read_early_config(config_alias_cb, &data);
|
|
|
|
return data.v;
|
|
}
|
|
|
|
void list_aliases(struct string_list *list)
|
|
{
|
|
struct config_alias_data data = { NULL, NULL, list };
|
|
|
|
read_early_config(config_alias_cb, &data);
|
|
}
|
|
|
|
#define SPLIT_CMDLINE_BAD_ENDING 1
|
|
#define SPLIT_CMDLINE_UNCLOSED_QUOTE 2
|
|
#define SPLIT_CMDLINE_ARGC_OVERFLOW 3
|
|
static const char *split_cmdline_errors[] = {
|
|
N_("cmdline ends with \\"),
|
|
N_("unclosed quote"),
|
|
N_("too many arguments"),
|
|
};
|
|
|
|
int split_cmdline(char *cmdline, const char ***argv)
|
|
{
|
|
size_t src, dst, count = 0, size = 16;
|
|
char quoted = 0;
|
|
|
|
ALLOC_ARRAY(*argv, size);
|
|
|
|
/* split alias_string */
|
|
(*argv)[count++] = cmdline;
|
|
for (src = dst = 0; cmdline[src];) {
|
|
char c = cmdline[src];
|
|
if (!quoted && isspace(c)) {
|
|
cmdline[dst++] = 0;
|
|
while (cmdline[++src]
|
|
&& isspace(cmdline[src]))
|
|
; /* skip */
|
|
ALLOC_GROW(*argv, count + 1, size);
|
|
(*argv)[count++] = cmdline + dst;
|
|
} else if (!quoted && (c == '\'' || c == '"')) {
|
|
quoted = c;
|
|
src++;
|
|
} else if (c == quoted) {
|
|
quoted = 0;
|
|
src++;
|
|
} else {
|
|
if (c == '\\' && quoted != '\'') {
|
|
src++;
|
|
c = cmdline[src];
|
|
if (!c) {
|
|
FREE_AND_NULL(*argv);
|
|
return -SPLIT_CMDLINE_BAD_ENDING;
|
|
}
|
|
}
|
|
cmdline[dst++] = c;
|
|
src++;
|
|
}
|
|
}
|
|
|
|
cmdline[dst] = 0;
|
|
|
|
if (quoted) {
|
|
FREE_AND_NULL(*argv);
|
|
return -SPLIT_CMDLINE_UNCLOSED_QUOTE;
|
|
}
|
|
|
|
if (count >= INT_MAX) {
|
|
FREE_AND_NULL(*argv);
|
|
return -SPLIT_CMDLINE_ARGC_OVERFLOW;
|
|
}
|
|
|
|
ALLOC_GROW(*argv, count + 1, size);
|
|
(*argv)[count] = NULL;
|
|
|
|
return count;
|
|
}
|
|
|
|
const char *split_cmdline_strerror(int split_cmdline_errno)
|
|
{
|
|
return split_cmdline_errors[-split_cmdline_errno - 1];
|
|
}
|