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|
AC_DEFUN([WITH_LIBINI_CONFIG],
[
PKG_CHECK_MODULES([LIBINI_CONFIG], [ini_config >= 1.2.0],
[
INI_CONFIG_CFLAGS="`$PKG_CONFIG --cflags ini_config`"
INI_CONFIG_LIBS="`$PKG_CONFIG --libs ini_config`"
AC_CHECK_LIB(ini_config, ini_config_file_open, [],
[AC_MSG_ERROR([ini_config library must support ini_config_file_open])],
[$INI_CONFIG_LIBS])
AC_CHECK_LIB(ini_config, ini_config_augment, [],
[AC_MSG_ERROR([ini_config library must support ini_config_augment])],
[$INI_CONFIG_LIBS])
AC_RUN_IFELSE([AC_LANG_SOURCE([[
/* See: https://pagure.io/SSSD/ding-libs/pull-request/3172 */
#include <linux/limits.h>
#include <string.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <ini_configobj.h>
static int write_to_file(char *path, char *text)
{
FILE *f = fopen(path, "w");
int bytes = 0;
if (f == NULL)
return 1;
bytes = fprintf(f, "%s", text);
if (bytes < 0 || (size_t)bytes != strlen(text))
return 1;
return fclose(f);
}
int main(void)
{
char base_path[PATH_MAX];
char augment_path[PATH_MAX];
char config_base[] =
"[section]\n"
"key1 = first\n"
"key2 = exists\n";
char config_augment[] =
"[section]\n"
"key1 = augment\n"
"key3 = exists\n";
char *builddir;
struct ini_cfgobj *in_cfg, *result_cfg;
struct ini_cfgfile *file_ctx;
uint32_t merge_flags = INI_MS_DETECT | INI_MS_PRESERVE;
int ret;
builddir = getenv("builddir");
if (builddir == NULL) {
builddir = strdup(".");
}
snprintf(base_path, PATH_MAX, "%s/tmp_augment_base.conf", builddir);
snprintf(augment_path, PATH_MAX, "%s/tmp_augment_augment.conf", builddir);
ret = write_to_file(base_path, config_base);
if (ret != 0) {
ret = 1;
goto cleanup;
}
ret = write_to_file(augment_path, config_augment);
if (ret != 0) {
goto cleanup;
}
/* Match only augment.conf */
const char *m_patterns[] = { "^tmp_augment_augment.conf$", NULL };
/* Match all sections */
const char *m_sections[] = { ".*", NULL };
/* Create config collection */
ret = ini_config_create(&in_cfg);
if (ret != EOK)
goto cleanup;
/* Open base.conf */
ret = ini_config_file_open(base_path, 0, &file_ctx);
if (ret != EOK)
goto cleanup;
/* Seed in_cfg with base.conf */
ret = ini_config_parse(file_ctx, 1, 0, 0, in_cfg);
if (ret != EOK)
goto cleanup;
/* Update base.conf with augment.conf */
ret = ini_config_augment(in_cfg,
builddir,
m_patterns,
m_sections,
NULL,
INI_STOP_ON_NONE,
0,
INI_PARSE_NOSPACE|INI_PARSE_NOTAB,
merge_flags,
&result_cfg,
NULL,
NULL);
/* We always expect EEXIST due to DETECT being set. */
if (ret != EEXIST)
goto cleanup;
ret = 0;
cleanup:
remove(base_path);
remove(augment_path);
/* Per autoconf guidelines */
if (ret != 0)
ret = 1;
return ret;
}
]])]
,, [AC_MSG_ERROR(["ini_config library must support extended INI_MS_DETECT. See: https://pagure.io/SSSD/ding-libs/pull-request/3172"])])
have_libini_config=yes
], [
AC_MSG_ERROR([Could not find LIBINI_CONFIG headers])
have_libini_config=no
])
])
|
