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git/alias.c
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#include "cache.h" | |
char *alias_lookup(const char *alias) | |
{ | |
char *v = NULL; | |
struct strbuf key = STRBUF_INIT; | |
strbuf_addf(&key, "alias.%s", alias); | |
if (git_config_key_is_valid(key.buf)) | |
git_config_get_string(key.buf, &v); | |
strbuf_release(&key); | |
return v; | |
} | |
#define SPLIT_CMDLINE_BAD_ENDING 1 | |
#define SPLIT_CMDLINE_UNCLOSED_QUOTE 2 | |
static const char *split_cmdline_errors[] = { | |
"cmdline ends with \\", | |
"unclosed quote" | |
}; | |
int split_cmdline(char *cmdline, const char ***argv) | |
{ | |
int 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(*argv); | |
*argv = NULL; | |
return -SPLIT_CMDLINE_BAD_ENDING; | |
} | |
} | |
cmdline[dst++] = c; | |
src++; | |
} | |
} | |
cmdline[dst] = 0; | |
if (quoted) { | |
free(*argv); | |
*argv = NULL; | |
return -SPLIT_CMDLINE_UNCLOSED_QUOTE; | |
} | |
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]; | |
} |