pretend-git/alias.c at master · submitgit/pretend-git · GitHub

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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);

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;

*argv = xmalloc(sizeof(**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];

}

pretend-git/alias.c at master · submitgit/pretend-git · GitHub

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