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/** \ingroup rpmio
* \file rpmio/argv.c
*/
#include "system.h"
#include <stdlib.h>
#include <rpm/argv.h>
#include <rpm/rpmstring.h>
#include "debug.h"
void argvPrint(const char * msg, ARGV_const_t argv, FILE * fp)
{
ARGV_const_t av;
if (fp == NULL) fp = stderr;
if (msg)
fprintf(fp, "===================================== %s\n", msg);
if (argv)
for (av = argv; *av; av++)
fprintf(fp, "%s\n", *av);
}
ARGV_t argvNew(void)
{
ARGV_t argv = xcalloc(1, sizeof(*argv));
return argv;
}
ARGI_t argiFree(ARGI_t argi)
{
if (argi) {
argi->nvals = 0;
free(argi->vals);
free(argi);
}
return NULL;
}
ARGV_t argvFree(ARGV_t argv)
{
if (argv) {
for (ARGV_t av = argv; *av; av++)
free(*av);
free(argv);
}
return NULL;
}
int argiCount(ARGI_const_t argi)
{
int nvals = 0;
if (argi)
nvals = argi->nvals;
return nvals;
}
ARGint_t argiData(ARGI_const_t argi)
{
ARGint_t vals = NULL;
if (argi && argi->nvals > 0)
vals = argi->vals;
return vals;
}
int argvCount(ARGV_const_t argv)
{
int argc = 0;
if (argv)
while (argv[argc] != NULL)
argc++;
return argc;
}
ARGV_t argvData(ARGV_t argv)
{
return argv;
}
int argvCmp(const void * a, const void * b)
{
const char *astr = *(ARGV_t)a;
const char *bstr = *(ARGV_t)b;
return strcmp(astr, bstr);
}
int argvSort(ARGV_t argv, int (*compar)(const void *, const void *))
{
if (compar == NULL)
compar = argvCmp;
qsort(argv, argvCount(argv), sizeof(*argv), compar);
return 0;
}
ARGV_t argvSearch(ARGV_const_t argv, const char *val,
int (*compar)(const void *, const void *))
{
if (argv == NULL)
return NULL;
if (compar == NULL)
compar = argvCmp;
return bsearch(&val, argv, argvCount(argv), sizeof(*argv), compar);
}
int argiAdd(ARGI_t * argip, int ix, int val)
{
ARGI_t argi;
if (argip == NULL)
return -1;
if (*argip == NULL)
*argip = xcalloc(1, sizeof(**argip));
argi = *argip;
if (ix < 0)
ix = argi->nvals;
if (ix >= argi->nvals) {
argi->vals = xrealloc(argi->vals, (ix + 1) * sizeof(*argi->vals));
memset(argi->vals + argi->nvals, 0,
(ix - argi->nvals) * sizeof(*argi->vals));
argi->nvals = ix + 1;
}
argi->vals[ix] = val;
return 0;
}
int argvAdd(ARGV_t * argvp, const char *val)
{
ARGV_t argv;
int argc;
if (argvp == NULL)
return -1;
argc = argvCount(*argvp);
*argvp = xrealloc(*argvp, (argc + 1 + 1) * sizeof(**argvp));
argv = *argvp;
argv[argc++] = xstrdup(val);
argv[argc ] = NULL;
return 0;
}
int argvAddNum(ARGV_t *argvp, int val)
{
char *valstr = NULL;
int rc;
rasprintf(&valstr, "%d", val);
rc = argvAdd(argvp, valstr);
free(valstr);
return rc;
}
int argvAppend(ARGV_t * argvp, ARGV_const_t av)
{
ARGV_t argv = *argvp;
int argc = argvCount(argv);
int ac = argvCount(av);
int i;
argv = xrealloc(argv, (argc + ac + 1) * sizeof(*argv));
for (i = 0; i < ac; i++)
argv[argc + i] = xstrdup(av[i]);
argv[argc + ac] = NULL;
*argvp = argv;
return 0;
}
ARGV_t argvSplitString(const char * str, const char * seps, argvFlags flags)
{
char *dest = NULL;
ARGV_t argv;
int argc = 1;
const char * s;
char * t;
int c;
if (str == NULL || seps == NULL)
return NULL;
dest = xmalloc(strlen(str) + 1);
for (argc = 1, s = str, t = dest; (c = *s); s++, t++) {
if (strchr(seps, c)) {
argc++;
c = '\0';
}
*t = c;
}
*t = '\0';
argv = xmalloc( (argc + 1) * sizeof(*argv));
for (c = 0, s = dest; s < t; s+= strlen(s) + 1) {
if (*s == '\0' && (flags & ARGV_SKIPEMPTY))
continue;
argv[c] = xstrdup(s);
c++;
}
argv[c] = NULL;
free(dest);
return argv;
}
/* Backwards compatibility */
int argvSplit(ARGV_t * argvp, const char * str, const char * seps)
{
if (argvp) {
*argvp = argvSplitString(str, seps, ARGV_SKIPEMPTY);
}
return 0;
}
char *argvJoin(ARGV_const_t argv, const char *sep)
{
int argc = 0;
size_t argvlen = 0;
char *dest = NULL;
if (argv) {
ARGV_const_t arg;
for (arg = argv; *arg; arg++)
argvlen += strlen(*arg);
argc = arg - argv;
}
if (argc > 0) {
size_t seplen = (sep != NULL) ? strlen(sep) : 0;
char *p;
dest = xmalloc(argvlen + (seplen * (argc - 1)) + 1);
p = stpcpy(dest, argv[0]);
for (int i = 1; i < argc; i++) {
if (seplen)
p = stpcpy(p, sep);
p = stpcpy(p, argv[i]);
}
*p = '\0';
}
return dest;
}
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