1 1.1 cgd #include <stdio.h> 2 1.1 cgd #include <stdlib.h> 3 1.1 cgd #include <string.h> 4 1.9 mycroft #include <unistd.h> 5 1.1 cgd #include <vis.h> 6 1.1 cgd 7 1.9 mycroft void 8 1.9 mycroft fmt_puts(s, leftp) 9 1.9 mycroft char *s; 10 1.9 mycroft int *leftp; 11 1.1 cgd { 12 1.9 mycroft static char *v = 0, *nv; 13 1.9 mycroft static int maxlen = 0; 14 1.9 mycroft int len; 15 1.1 cgd 16 1.9 mycroft if (*leftp == 0) 17 1.9 mycroft return; 18 1.9 mycroft len = strlen(s) * 4 + 1; 19 1.9 mycroft if (len > maxlen) { 20 1.9 mycroft if (maxlen == 0) 21 1.9 mycroft maxlen = getpagesize(); 22 1.9 mycroft while (len > maxlen) 23 1.9 mycroft maxlen *= 2; 24 1.9 mycroft nv = realloc(v, maxlen); 25 1.9 mycroft if (nv == 0) 26 1.9 mycroft return; 27 1.9 mycroft v = nv; 28 1.1 cgd } 29 1.9 mycroft strvis(v, s, VIS_TAB | VIS_NL | VIS_CSTYLE); 30 1.9 mycroft if (*leftp != -1) { 31 1.9 mycroft len = strlen(v); 32 1.9 mycroft if (len > *leftp) { 33 1.10 mycroft v[*leftp] = '\0'; 34 1.9 mycroft *leftp = 0; 35 1.10 mycroft } else 36 1.9 mycroft *leftp -= len; 37 1.10 mycroft } 38 1.10 mycroft printf("%s", v); 39 1.1 cgd } 40 1.1 cgd 41 1.9 mycroft void 42 1.9 mycroft fmt_putc(c, leftp) 43 1.9 mycroft int c; 44 1.9 mycroft int *leftp; 45 1.1 cgd { 46 1.1 cgd 47 1.9 mycroft if (*leftp == 0) 48 1.9 mycroft return; 49 1.9 mycroft if (*leftp != -1) 50 1.9 mycroft *leftp -= 1; 51 1.9 mycroft putchar(c); 52 1.1 cgd } 53