diff options
Diffstat (limited to 'contrib/ncurses/form/fty_enum.c')
-rw-r--r-- | contrib/ncurses/form/fty_enum.c | 74 |
1 files changed, 40 insertions, 34 deletions
diff --git a/contrib/ncurses/form/fty_enum.c b/contrib/ncurses/form/fty_enum.c index 701d80f..490bf26 100644 --- a/contrib/ncurses/form/fty_enum.c +++ b/contrib/ncurses/form/fty_enum.c @@ -13,7 +13,7 @@ #include "form.priv.h" -MODULE_ID("$Id: fty_enum.c,v 1.11 2000/03/19 01:09:56 Bruno.Haible Exp $") +MODULE_ID("$Id: fty_enum.c,v 1.13 2000/09/10 00:55:26 juergen Exp $") typedef struct { char **kwds; @@ -33,20 +33,21 @@ typedef struct { static void *Make_Enum_Type(va_list * ap) { enumARG *argp = (enumARG *)malloc(sizeof(enumARG)); - char **kp; - int cnt=0; if (argp) { + int cnt = 0; + char **kp = (char **)0; int ccase, cunique; + argp->kwds = va_arg(*ap,char **); ccase = va_arg(*ap,int); cunique = va_arg(*ap,int); argp->checkcase = ccase ? TRUE : FALSE; argp->checkunique = cunique ? TRUE : FALSE; - + kp = argp->kwds; - while( (*kp++) ) cnt++; + while( (kp && *kp++) ) cnt++; argp->count = cnt; } return (void *)argp; @@ -62,11 +63,12 @@ static void *Make_Enum_Type(va_list * ap) +--------------------------------------------------------------------------*/ static void *Copy_Enum_Type(const void * argp) { - const enumARG *ap = (const enumARG *)argp; enumARG *result = (enumARG *)0; if (argp) { + const enumARG *ap = (const enumARG *)argp; + result = (enumARG *)malloc(sizeof(enumARG)); if (result) *result = *ap; @@ -165,14 +167,14 @@ static bool Check_Enum_Field(FIELD * field, const void * argp) char *s, *t, *p; int res; - while( (s=(*kwds++)) ) + while( kwds && (s=(*kwds++)) ) { if ((res=Compare((unsigned char *)s,bp,ccase))!=NOMATCH) { p=t=s; /* t is at least a partial match */ if ((unique && res!=EXACT)) { - while( (p = *kwds++) ) + while( kwds && (p = *kwds++) ) { if ((res=Compare((unsigned char *)p,bp,ccase))!=NOMATCH) { @@ -218,18 +220,20 @@ static bool Next_Enum(FIELD * field, const void * argp) int cnt = args->count; unsigned char *bp = (unsigned char *)field_buffer(field,0); - while(cnt--) - { - if (Compare((unsigned char *)(*kwds++),bp,ccase)==EXACT) - break; - } - if (cnt<=0) - kwds = args->kwds; - if ((cnt>=0) || (Compare((const unsigned char *)dummy,bp,ccase)==EXACT)) - { - set_field_buffer(field,0,*kwds); - return TRUE; - } + if (kwds) { + while(cnt--) + { + if (Compare((unsigned char *)(*kwds++),bp,ccase)==EXACT) + break; + } + if (cnt<=0) + kwds = args->kwds; + if ((cnt>=0) || (Compare((const unsigned char *)dummy,bp,ccase)==EXACT)) + { + set_field_buffer(field,0,*kwds); + return TRUE; + } + } return FALSE; } @@ -252,20 +256,22 @@ static bool Previous_Enum(FIELD * field, const void * argp) bool ccase = args->checkcase; unsigned char *bp = (unsigned char *)field_buffer(field,0); - while(cnt--) - { - if (Compare((unsigned char *)(*kwds--),bp,ccase)==EXACT) - break; - } - - if (cnt<=0) - kwds = &args->kwds[args->count-1]; - - if ((cnt>=0) || (Compare((const unsigned char *)dummy,bp,ccase)==EXACT)) - { - set_field_buffer(field,0,*kwds); - return TRUE; - } + if (kwds) { + while(cnt--) + { + if (Compare((unsigned char *)(*kwds--),bp,ccase)==EXACT) + break; + } + + if (cnt<=0) + kwds = &args->kwds[args->count-1]; + + if ((cnt>=0) || (Compare((const unsigned char *)dummy,bp,ccase)==EXACT)) + { + set_field_buffer(field,0,*kwds); + return TRUE; + } + } return FALSE; } |