Cleanup formatting in app_math.c
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@3896 f38db490-d61c-443f-a65b-d21fe96a405b
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apps/app_math.c
220
apps/app_math.c
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@ -41,15 +41,12 @@
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#include <sys/file.h>
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#include "../astconf.h"
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static char *tdesc = "Basic maths functions";
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static char *app_math = "Math";
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static char *math_synopsis = "Performs Mathematical Functions";
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static char *math_descrip =
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"Math(returnvar,<number1><op><number 2>\n\n"
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"Perform floating point calculation on number 1 to number 2 and \n"
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@ -57,7 +54,6 @@ static char *math_descrip =
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" +,-,/,*,%,<,>,>=,<=,==\n"
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"and behave as their C equivalents. Always returns 0.\n";
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#define ADDFUNCTION 0
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#define DIVIDEFUNCTION 1
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#define MULTIPLYFUNCTION 2
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@ -70,16 +66,14 @@ static char *math_descrip =
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#define LTEFUNCTION 8
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#define EQFUNCTION 9
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STANDARD_LOCAL_USER;
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LOCAL_USER_DECL;
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static int math_exec(struct ast_channel *chan, void *data) {
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float fnum1;
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float fnum2;
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static int math_exec(struct ast_channel *chan, void *data)
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{
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float fnum1;
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float fnum2;
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float ftmp = 0;
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char *op;
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int iaction=-1;
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@ -87,25 +81,22 @@ static int math_exec(struct ast_channel *chan, void *data) {
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/* dunno, big calulations :D */
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char user_result[30];
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char *s;
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char *mvar, *mvalue1, *mvalue2=NULL;
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char *s;
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char *mvar, *mvalue1, *mvalue2=NULL;
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struct localuser *u;
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struct localuser *u;
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if (!data) {
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ast_log(LOG_WARNING, "No parameters passed. !\n");
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return -1;
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}
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LOCAL_USER_ADD(u);
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if (!data) {
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ast_log(LOG_WARNING, "No parameters passed. !\n");
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return -1;
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}
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LOCAL_USER_ADD(u);
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s = ast_strdupa((void *) data);
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mvar = strsep(&s, "|");
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mvalue1 = strsep(&s, "|");
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mvar = strsep(&s, "|");
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mvalue1 = strsep(&s, "|");
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if ((op = strchr(mvalue1, '+'))) {
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iaction = ADDFUNCTION;
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@ -149,94 +140,89 @@ static int math_exec(struct ast_channel *chan, void *data) {
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if (op)
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mvalue2 = op + 1;
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if (!mvar || !mvalue1 || !mvalue2) {
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ast_log(LOG_WARNING, "Supply all the parameters - just this once, please\n");
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LOCAL_USER_REMOVE(u);
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return -1;
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}
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if (!strcmp(mvar,"")) {
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ast_log(LOG_WARNING, "No return variable set.\n");
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LOCAL_USER_REMOVE(u);
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ast_log(LOG_WARNING, "Supply all the parameters - just this once, please\n");
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LOCAL_USER_REMOVE(u);
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return -1;
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}
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if (!strcmp(mvar,"")) {
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ast_log(LOG_WARNING, "No return variable set.\n");
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LOCAL_USER_REMOVE(u);
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return -1;
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}
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if (sscanf(mvalue1, "%f", &fnum1) != 1) {
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ast_log(LOG_WARNING, "'%s' is not a valid number\n", mvalue1);
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LOCAL_USER_REMOVE(u);
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return -1;
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}
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if (sscanf(mvalue1, "%f", &fnum1) != 1) {
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ast_log(LOG_WARNING, "'%s' is not a valid number\n", mvalue1);
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LOCAL_USER_REMOVE(u);
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return -1;
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}
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if (sscanf(mvalue2, "%f", &fnum2) != 1) {
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ast_log(LOG_WARNING, "'%s' is not a valid number\n", mvalue2);
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LOCAL_USER_REMOVE(u);
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return -1;
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}
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if (sscanf(mvalue2, "%f", &fnum2) != 1) {
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ast_log(LOG_WARNING, "'%s' is not a valid number\n", mvalue2);
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LOCAL_USER_REMOVE(u);
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return -1;
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}
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switch (iaction) {
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case ADDFUNCTION :
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ftmp = fnum1 + fnum2;
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break;
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case DIVIDEFUNCTION :
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if (fnum2 <=0)
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ftmp = 0; /* can't do a divide by 0 */
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else
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ftmp = (fnum1 / fnum2);
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break;
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case MULTIPLYFUNCTION :
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ftmp = (fnum1 * fnum2);
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break;
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case SUBTRACTFUNCTION :
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ftmp = (fnum2 - fnum1);
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break;
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case MODULUSFUNCTION : {
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int inum1 = fnum1;
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int inum2 = fnum2;
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switch (iaction) {
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case ADDFUNCTION :
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ftmp = fnum1 + fnum2;
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break;
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case DIVIDEFUNCTION :
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if (fnum2 <=0)
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ftmp = 0; /* can't do a divide by 0 */
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else
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ftmp = (fnum1 / fnum2);
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break;
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case MULTIPLYFUNCTION :
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ftmp = (fnum1 * fnum2);
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break;
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case SUBTRACTFUNCTION :
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ftmp = (fnum2 - fnum1);
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break;
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case MODULUSFUNCTION : {
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int inum1 = fnum1;
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int inum2 = fnum2;
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ftmp = (inum1 % inum2);
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break;
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}
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case GTFUNCTION :
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if (fnum1 > fnum2)
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strncpy (user_result, "TRUE", sizeof (user_result) - 1);
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else
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strncpy (user_result, "FALSE", sizeof (user_result) - 1);
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break;
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case LTFUNCTION :
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if (fnum1 < fnum2)
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strncpy (user_result, "TRUE", sizeof (user_result) - 1);
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else
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strncpy (user_result, "FALSE", sizeof (user_result) - 1);
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break;
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case GTEFUNCTION :
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if (fnum1 >= fnum2)
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strncpy (user_result, "TRUE", sizeof (user_result) - 1);
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else
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strncpy (user_result, "FALSE", sizeof (user_result) - 1);
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break;
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case LTEFUNCTION :
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if (fnum1 <= fnum2)
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strncpy (user_result, "TRUE", sizeof (user_result) - 1);
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else
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strncpy (user_result, "FALSE", sizeof (user_result) - 1);
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break;
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case EQFUNCTION :
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if (fnum1 == fnum2)
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strncpy (user_result, "TRUE", sizeof (user_result) - 1);
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else
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strncpy (user_result, "FALSE", sizeof (user_result) - 1);
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break;
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default :
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ast_log(LOG_WARNING, "Something happened that neither of us should be proud of %d\n", iaction);
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LOCAL_USER_REMOVE(u);
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return -1;
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}
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ftmp = (inum1 % inum2);
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break;
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}
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case GTFUNCTION :
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if (fnum1 > fnum2)
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strncpy (user_result, "TRUE", sizeof (user_result) - 1);
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else
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strncpy (user_result, "FALSE", sizeof (user_result) - 1);
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break;
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case LTFUNCTION :
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if (fnum1 < fnum2)
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strncpy (user_result, "TRUE", sizeof (user_result) - 1);
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else
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strncpy (user_result, "FALSE", sizeof (user_result) - 1);
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break;
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case GTEFUNCTION :
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if (fnum1 >= fnum2)
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strncpy (user_result, "TRUE", sizeof (user_result) - 1);
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else
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strncpy (user_result, "FALSE", sizeof (user_result) - 1);
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break;
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case LTEFUNCTION :
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if (fnum1 <= fnum2)
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strncpy (user_result, "TRUE", sizeof (user_result) - 1);
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else
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strncpy (user_result, "FALSE", sizeof (user_result) - 1);
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break;
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case EQFUNCTION :
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if (fnum1 == fnum2)
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strncpy (user_result, "TRUE", sizeof (user_result) - 1);
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else
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strncpy (user_result, "FALSE", sizeof (user_result) - 1);
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break;
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default :
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ast_log(LOG_WARNING, "Something happened that neither of us should be proud of %d\n", iaction);
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LOCAL_USER_REMOVE(u);
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return -1;
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}
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if (iaction < GTFUNCTION || iaction > EQFUNCTION)
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snprintf(user_result,sizeof(user_result),"%f",ftmp);
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@ -244,23 +230,23 @@ static int math_exec(struct ast_channel *chan, void *data) {
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pbx_builtin_setvar_helper(chan, mvar, user_result);
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LOCAL_USER_REMOVE(u);
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return 0;
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return 0;
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}
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int unload_module(void)
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{
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int res;
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STANDARD_HANGUP_LOCALUSERS;
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res = ast_unregister_application(app_math);
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return res;
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int res;
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STANDARD_HANGUP_LOCALUSERS;
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res = ast_unregister_application(app_math);
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return res;
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}
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int load_module(void)
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{
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int res;
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res = ast_register_application(app_math, math_exec, math_synopsis, math_descrip);
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return res;
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int res;
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res = ast_register_application(app_math, math_exec, math_synopsis, math_descrip);
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return res;
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}
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char *description(void)
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@ -280,10 +266,4 @@ char *key()
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return ASTERISK_GPL_KEY;
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}
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/* Fading everything to black and blue... */
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