diff options
Diffstat (limited to 'badroff.c')
| -rw-r--r-- | badroff.c | 72 |
1 files changed, 36 insertions, 36 deletions
@@ -7,18 +7,18 @@ #include "sb.h" #include "ll.h" -char* line(void); -char* wordset(char* txt); -void wsclean(char* txt); +static char* line(void); +static char* wordset(char* txt); +static void wsclean(char* txt); -FILE* getfile(int argc, char** argv){ +static FILE* getfile(int argc, char** argv){ if (argc >= 2) return fopen(argv[1], "r"); else return stdin; } -char* chrmult(char c, size_t ct){ +static char* chrmult(char c, size_t ct){ char* str = malloc(sizeof(char)*(ct+1)); str[ct] = 0; memset(str, c, ct); return str; @@ -26,23 +26,23 @@ char* chrmult(char c, size_t ct){ // file read & buffer fill helpers -FILE* in; -buf* inbuf; +static FILE* in; +static buf* inbuf; -int addchr(void){ +static int addchr(void){ int c = fgetc(in); if (c != EOF) inschrbuf(inbuf, c); return c; } -size_t fillbuf(size_t len){ // returns real len +static size_t fillbuf(size_t len){ // returns real len int c; size_t set; for (set = buflen(inbuf); set < len && (c = addchr()) != EOF;set++); return set; } -size_t chrfill(char chr){ +static size_t chrfill(char chr){ size_t len = buflen(inbuf); char* str = peekstrbuf(inbuf, 0, len); char* line = memchr(str,chr,len); @@ -66,10 +66,10 @@ size_t chrnfill(char chr, size_t sz){//fills to first of chr or sz } // typesetting config and commands to change. -int width = 80; -char nbsp = 0; +static int width = 80; +static char nbsp = 0; -char* center(char* txt){ +static char* center(char* txt){ size_t len = strlen(txt); int max = width/2 + len/2; // excluding terminator int min = max-len+1; // first index of *txt @@ -80,22 +80,22 @@ char* center(char* txt){ str[max+1] = 0; return str; } -char* setwidth(char* txt){ +static char* setwidth(char* txt){ sscanf(txt, "%d", &width); return NULL; } -char* fillline(char* txt){ +static char* fillline(char* txt){ char* str = malloc(sizeof(char)*(width+2)); str[width] = '\n'; str[width+1] = 0; memset(str, txt[0], width); return str; } -char* token(char* txt, char c) { +static char* token(char* txt, char c) { char* end = strchr(txt, c); *end = 0; return end+1; } -char* leader(char* txt){ +static char* leader(char* txt){ char* start = txt; char* repeat = token(start, '|'); char* end = token(repeat, '|'); @@ -108,8 +108,8 @@ char* leader(char* txt){ fin[i] = repeat[i % rptln]; return fin; } -bool endgroup = false; -llnode* freenext(llnode* node){ +static bool endgroup = false; +static llnode* freenext(llnode* node){ llnode* tmp = node->next; node->next = tmp->next; free(tmp->str); @@ -117,7 +117,7 @@ llnode* freenext(llnode* node){ if (tmp == node) return NULL; return node->next; } -void multbreak(sb* buffer, size_t start, +static void multbreak(sb* buffer, size_t start, size_t len, llnode** tail, size_t* ct){ for (size_t i = *ct; i > 0; i--){ char* str = (*tail)->next->str + start; @@ -137,7 +137,7 @@ void multbreak(sb* buffer, size_t start, } } } -llnode* accumlines(size_t* ct){ // returns tail of linked list +static llnode* accumlines(size_t* ct){ // returns tail of linked list llnode *head, *tail; head = tail = appendll(NULL, NULL); (*ct) = 0; while (!endgroup){ @@ -162,7 +162,7 @@ llnode* accumlines(size_t* ct){ // returns tail of linked list endgroup = false; // prevents false positive on next run return tail; } -char* foldlines(llnode* tail, size_t ct){ +static char* foldlines(llnode* tail, size_t ct){ sb* buf = newsb(100); size_t oldbrk = 0, brk = 0; @@ -192,24 +192,24 @@ char* foldlines(llnode* tail, size_t ct){ return decompose(buf); } -char* lineset(char* txt){ +static char* lineset(char* txt){ size_t ct; llnode* tail = accumlines(&ct); return foldlines(tail, ct); } -char* emptalloc(void){ // need a null string so it can be freed later +static char* emptalloc(void){ // need a null string so it can be freed later char* str = malloc(sizeof(char)); str[0] = 0; return str; } -char* fingroup(char* txt){ +static char* fingroup(char* txt){ endgroup = true; return emptalloc(); } -char* vert(char* txt){ +static char* vert(char* txt){ int ln; sscanf(txt, "%d", &ln); return chrmult('\n', ln); } -char* nbrkspc(char* txt){ +static char* nbrkspc(char* txt){ if (txt[0] == '\n') txt[0] = 0; if (txt[1] == '\n') txt[1] = 0; if (txt[0] != 0 && txt[1] != 0) @@ -220,7 +220,7 @@ char* nbrkspc(char* txt){ nbsp = 0; return NULL; } -char* merge(char* txt){ // merges until an endgroup +static char* merge(char* txt){ // merges until an endgroup // gather lines size_t ct; llnode* head = accumlines(&ct)->next; @@ -247,13 +247,13 @@ char* merge(char* txt){ // merges until an endgroup return str; } -char* cmds[] = // MUST be sorted alphabetically +static char* cmds[] = // MUST be sorted alphabetically {"CT ", "EG", "FIL ", "LD ", "LS", "MRG", "NBSP", "V ", "W "}; -char* (*call[])(char* txt) = +static char* (*call[])(char* txt) = {center, fingroup, fillline, leader, lineset, merge, nbrkspc, vert, setwidth}; -char* cmd(void){ +static char* cmd(void){ char* dat = popstrbuf(inbuf, chrfill('\n')); size_t low = 0; size_t high = sizeof(cmds)/sizeof(*cmds); //len char* proc = NULL; @@ -288,7 +288,7 @@ void wsclean(char* txt){ txt[i+nl] = 0; // finish string } #define nbspchr (char) 255 -void nbspclean(char* txt){ +static void nbspclean(char* txt){ for (; *txt != 0; txt++){ if (*txt == nbspchr) *txt = ' '; } @@ -296,8 +296,8 @@ void nbspclean(char* txt){ char* wordset(char* txt){ char* orig = txt; // txt will be manipulated - size_t ws = 0; // zero means do not cut - for (size_t i=0; txt[i] != 0; i++){ // turn into a nested loop + int ws = 0; // zero means do not cut + for (int i=0; txt[i] != 0; i++){ // turn into a nested loop if (txt[i] == ' ' || txt[i] == '\n') ws = i; // nl's (multiline input) and spaces are proper linebreaks if (txt[i] == '\n' || (ws && i >= width && ws != i) ){ @@ -315,13 +315,13 @@ char* wordset(char* txt){ } -char* norm(void){ +static char* norm(void){ return popstrbuf(inbuf, chrfill('\n')); } // a parser to choose when to typeset and when to run a command -void nbspsub(char* txt){ +static void nbspsub(char* txt){ for (; (*txt) != 0; txt++){ if (*txt == nbsp) *txt = nbspchr; } |