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tag: v1.7.0.2
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file 76 lines (66 sloc) 1.451 kb
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#include "cache.h"

static const char *alias_key;
static char *alias_val;

static int alias_lookup_cb(const char *k, const char *v, void *cb)
{
if (!prefixcmp(k, "alias.") && !strcmp(k+6, alias_key)) {
if (!v)
return config_error_nonbool(k);
alias_val = xstrdup(v);
return 0;
}
return 0;
}

char *alias_lookup(const char *alias)
{
alias_key = alias;
alias_val = NULL;
git_config(alias_lookup_cb, NULL);
return alias_val;
}

int split_cmdline(char *cmdline, const char ***argv)
{
int src, dst, count = 0, size = 16;
char quoted = 0;

*argv = xmalloc(sizeof(char *) * 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(*argv);
*argv = NULL;
return error("cmdline ends with \\");
}
}
cmdline[dst++] = c;
src++;
}
}

cmdline[dst] = 0;

if (quoted) {
free(*argv);
*argv = NULL;
return error("unclosed quote");
}

ALLOC_GROW(*argv, count+1, size);
(*argv)[count] = NULL;

return count;
}
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