option_list_gdal_parse()

void option_list_gdal_parse	(	char *	input,
		char **	olist
	)

Definition at line 121 of file optionlist.c.

{
        const char *toksep = " ";
        const char kvsep = '=';
        const char q2 = '"';
        const char q1 = '\'';
        const char notspace = 0x1F;
 
        char *key, *val;
        int in_str = 0;
        size_t i = 0, sz, input_sz;
        char *ptr = input;
 
        if (!input)
                lwerror("Option string is null");
        input_sz = strlen(input);
 
        /* Temporarily hide quoted spaces */
        while(*ptr) {
                if (*ptr == q2 || *ptr == q1)
                        in_str = !in_str;
                else if (in_str && *ptr == ' ')
                        *ptr = notspace;
 
                ptr++;
        }
 
        /* Tokenize on spaces */
        for (key = strtok(input, toksep); key; key = strtok(NULL, toksep)) {
                if (i >= OPTION_LIST_SIZE) return;
                olist[i++] = key;
        }
 
        /* Check that these are GDAL KEY=VALUE options */
        sz = i;
        for (i = 0; i < sz; ++i) {
                if (i >= OPTION_LIST_SIZE) return;
                key = olist[i];
                /* find the key/value separator */
                val = strchr(key, kvsep);
                if (!val) {
                        lwerror("Option string entry '%s' lacks separator '%c'", key, kvsep);
                        return;
                }
        }
 
        /* Unhide quoted space */
        for (i = 0; i <= input_sz; ++i) {
                if (input[i] == notspace)
                        input[i] = ' ';
        }
}

References lwerror(), and OPTION_LIST_SIZE.

Referenced by test_optionlist().

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