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Skip whitespace for grammars

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This commit is contained in:
Christopher Rienzo 2010-06-09 12:48:04 +00:00
parent 01c0c6948f
commit 2cf81f9dfc
1 changed files with 18 additions and 5 deletions
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23
src/mod/asr_tts/mod_unimrcp/mod_unimrcp.c
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@ -200,6 +200,7 @@ static int get_next_speech_channel_number(void);
#define FILE_ID "file://" #define FILE_ID "file://"
#define INLINE_ID "inline:" #define INLINE_ID "inline:"
static int text_starts_with(const char *text, const char *match); static int text_starts_with(const char *text, const char *match);
static const char *skip_initial_whitespace(const char *text);
/** /**
* UniMRCP parameter ID container * UniMRCP parameter ID container
@ -531,13 +532,9 @@ static int text_starts_with(const char *text, const char *match)
{ {
int result = 0; int result = 0;
text = skip_initial_whitespace(text);
if (!zstr(text)) { if (!zstr(text)) {
size_t textlen, matchlen; size_t textlen, matchlen;
/* find first non-space character */
while (switch_isspace(*text)) {
text++;
}
textlen = strlen(text); textlen = strlen(text);
matchlen = strlen(match); matchlen = strlen(match);
/* is there a match? */ /* is there a match? */
@ -547,6 +544,21 @@ static int text_starts_with(const char *text, const char *match)
return result; return result;
} }
/**
* Find the first non-whitespace text character in text
* @param text the text to scan
* @return pointer to the first non-whitespace char in text or the empty string if none
*/
static const char *skip_initial_whitespace(const char *text)
{
if (!zstr(text)) {
while(switch_isspace(*text)) {
text++;
}
}
return text;
}
/** /**
* Create the audio queue * Create the audio queue
* *
@ -2766,6 +2778,7 @@ static switch_status_t recog_asr_load_grammar(switch_asr_handle_t *ah, const cha
char *filename = NULL; char *filename = NULL;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "(%s) grammar = %s, name = %s\n", schannel->name, grammar, name); switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "(%s) grammar = %s, name = %s\n", schannel->name, grammar, name);
grammar = skip_initial_whitespace(grammar);
if (zstr(grammar)) { if (zstr(grammar)) {
status = SWITCH_STATUS_FALSE; status = SWITCH_STATUS_FALSE;
goto done; goto done;