add support for negative numbers to setcfgvalue(), fixes #84

diff --git a/src/cfg.c b/src/cfg.c
index f47539066653a75212f5cf6f3747717fcd9002a7..4a1784ed22ce67494ccfda05f67214b5923da438 100644 (file)
--- a/src/cfg.c
+++ b/src/cfg.c
@@ -707,6 +707,7 @@ int opencfgfile(const char *cfgfile, FILE **fd)
        return 2;
 }
 
+/* TODO: function specific testcases missing */
 int extractcfgvalue(char *value, const char *cfgline, int cfglen) {
 
        int i, j, linelen;
@@ -740,6 +741,7 @@ int extractcfgvalue(char *value, const char *cfgline, int cfglen) {
        return (int)strlen(value);
 }
 
+/* TODO: function specific testcases missing */
 int setcfgvalue(struct cfgsetting *cset, const char *value, const char *cfgline)
 {
        if (cset->namelen>0) {
@@ -747,7 +749,7 @@ int setcfgvalue(struct cfgsetting *cset, const char *value, const char *cfgline)
                cset->locc[cset->namelen-1]='\0';
                if (debug)
                        printf("  c: %s   -> \"%s\": \"%s\"\n", cfgline, cset->name, cset->locc);
-       } else if (isdigit(value[0])) {
+       } else if ( ( strlen(value)>1 && isdigit(value[1]) ) || isdigit(value[0]) ) {
                *cset->loci = strtol(value, (char **)NULL, 0);
                if (debug)
                        printf("  i: %s   -> \"%s\": %d\n", cfgline, cset->name, *cset->loci);