diff options
Diffstat (limited to 'editors')
| -rw-r--r-- | editors/awk.c | 50 |
1 files changed, 26 insertions, 24 deletions
diff --git a/editors/awk.c b/editors/awk.c index d00fcafb1..cb54d2597 100644 --- a/editors/awk.c +++ b/editors/awk.c @@ -324,7 +324,7 @@ static char * const tokenlist = "\3END" "\0" ; -static uint32_t tokeninfo[] = { +static const uint32_t tokeninfo[] = { 0, 0, @@ -420,14 +420,14 @@ static xhash *vhash, *ahash, *fdhash, *fnhash; static char *programname; static short lineno; static int is_f0_split; -static int nfields = 0; -static var *Fields = NULL; +static int nfields; +static var *Fields; static tsplitter fsplitter, rsplitter; -static nvblock *cb = NULL; +static nvblock *cb; static char *pos; static char *buf; -static int icase = FALSE; -static int exiting = FALSE; +static int icase; +static int exiting; static struct { uint32_t tclass; @@ -444,8 +444,8 @@ static node *parse_expr(uint32_t); static void chain_group(void); static var *evaluate(node *, var *); static rstream *next_input_file(void); -static int fmt_num(char *, int, char *, double, int); -static int awk_exit(int); +static int fmt_num(char *, int, const char *, double, int); +static int awk_exit(int) attribute_noreturn; /* ---- error handling ---- */ @@ -462,10 +462,10 @@ static const char EMSG_UNDEF_FUNC[] = "Call to undefined function"; static const char EMSG_NO_MATH[] = "Math support is not compiled in"; #endif +static void syntax_error(const char * const message) attribute_noreturn; static void syntax_error(const char * const message) { - bb_error_msg("%s:%i: %s", programname, lineno, message); - exit(1); + bb_error_msg_and_die("%s:%i: %s", programname, lineno, message); } #define runtime_error(x) syntax_error(x) @@ -473,7 +473,7 @@ static void syntax_error(const char * const message) /* ---- hash stuff ---- */ -static unsigned int hashidx(char *name) +static unsigned int hashidx(const char *name) { register unsigned int idx=0; @@ -494,7 +494,7 @@ static xhash *hash_init(void) } /* find item in hash, return ptr to data, NULL if not found */ -static void *hash_search(xhash *hash, char *name) +static void *hash_search(xhash *hash, const char *name) { hash_item *hi; @@ -536,7 +536,7 @@ static void hash_rebuild(xhash *hash) } /* find item in hash, add it if necessary. Return ptr to data */ -static void *hash_find(xhash *hash, char *name) +static void *hash_find(xhash *hash, const char *name) { hash_item *hi; unsigned int idx; @@ -564,7 +564,7 @@ static void *hash_find(xhash *hash, char *name) #define newfile(name) (rstream *) hash_find ( fdhash , (name) ) #define newfunc(name) (func *) hash_find ( fnhash , (name) ) -static void hash_remove(xhash *hash, char *name) +static void hash_remove(xhash *hash, const char *name) { hash_item *hi, **phi; @@ -589,7 +589,7 @@ static void skip_spaces(char **s) register char *p = *s; while(*p == ' ' || *p == '\t' || - (*p == '\\' && *(p+1) == '\n' && (++p, ++t.lineno))) { + (*p == '\\' && *(p+1) == '\n' && (++p, ++t.lineno))) { p++; } *s = p; @@ -682,13 +682,13 @@ static var *setvar_p(var *v, char *value) } /* same as setvar_p but make a copy of string */ -static var *setvar_s(var *v, char *value) +static var *setvar_s(var *v, const char *value) { return setvar_p(v, (value && *value) ? bb_xstrdup(value) : NULL); } /* same as setvar_s but set USER flag */ -static var *setvar_u(var *v, char *value) +static var *setvar_u(var *v, const char *value) { setvar_s(v, value); v->type |= VF_USER; @@ -696,7 +696,7 @@ static var *setvar_u(var *v, char *value) } /* set array element to user string */ -static void setari_u(var *a, int idx, char *s) +static void setari_u(var *a, int idx, const char *s) { register var *v; static char sidx[12]; @@ -749,7 +749,7 @@ static double getvar_i(var *v) return v->number; } -static var *copyvar(var *dest, var *src) +static var *copyvar(var *dest, const var *src) { if (dest != src) { clrvar(dest); @@ -852,9 +852,10 @@ static uint32_t next_token(uint32_t expected) { char *p, *pp, *s; char *tl; - uint32_t tc, *ti; + uint32_t tc; + const uint32_t *ti; int l; - static int concat_inserted = FALSE; + static int concat_inserted; static uint32_t save_tclass, save_info; static uint32_t ltclass = TC_OPTERM; @@ -1725,10 +1726,11 @@ static int awk_getline(rstream *rsm, var *v) return r; } -static int fmt_num(char *b, int size, char *format, double n, int int_as_int) +static int fmt_num(char *b, int size, const char *format, double n, int int_as_int) { int r=0; - char c, *s=format; + char c; + const char *s=format; if (int_as_int && n == (int)n) { r = snprintf(b, size, "%d", (int)n); @@ -2569,7 +2571,7 @@ static int awk_exit(int r) /* if expr looks like "var=value", perform assignment and return 1, * otherwise return 0 */ -static int is_assignment(char *expr) +static int is_assignment(const char *expr) { char *exprc, *s, *s0, *s1; |