c                  35 kernel/console.c consputc(int c)
c                  37 kernel/console.c   if (c == BACKSPACE) {
c                  43 kernel/console.c     uartputc_sync(c);
c                  91 kernel/console.c   int c;
c                 110 kernel/console.c     c = cons.buf[cons.r++ % INPUT_BUF_SIZE];
c                 112 kernel/console.c     if (c == C('D')) { // end-of-file
c                 122 kernel/console.c     cbuf = c;
c                 129 kernel/console.c     if (c == '\n') {
c                 147 kernel/console.c consoleintr(int c)
c                 151 kernel/console.c   switch (c) {
c                 170 kernel/console.c     if (c != 0 && cons.e - cons.r < INPUT_BUF_SIZE) {
c                 171 kernel/console.c       c = (c == '\r') ? '\n' : c;
c                 174 kernel/console.c       consputc(c);
c                 177 kernel/console.c       cons.buf[cons.e++ % INPUT_BUF_SIZE] = c;
c                 179 kernel/console.c       if (c == '\n' || c == C('D') || cons.e - cons.r == INPUT_BUF_SIZE) {
c                  77 kernel/proc.c    struct cpu *c = &cpus[id];
c                  78 kernel/proc.c    return c;
c                  86 kernel/proc.c    struct cpu *c = mycpu();
c                  87 kernel/proc.c    struct proc *p = c->proc;
c                 432 kernel/proc.c    struct cpu *c = mycpu();
c                 434 kernel/proc.c    c->proc = 0;
c                 452 kernel/proc.c          c->proc = p;
c                 453 kernel/proc.c          swtch(&c->context, &p->context);
c                 460 kernel/proc.c          c->proc = 0;
c                 108 kernel/spinlock.c   struct cpu *c = mycpu();
c                 111 kernel/spinlock.c   if (c->noff < 1)
c                 113 kernel/spinlock.c   c->noff -= 1;
c                 114 kernel/spinlock.c   if (c->noff == 0 && c->intena)
c                   4 kernel/string.c memset(void *dst, int c, uint n)
c                   9 kernel/string.c     cdst[i] = c;
c                 103 kernel/uart.c  uartputc_sync(int c)
c                 116 kernel/uart.c    WriteReg(THR, c);
c                 150 kernel/uart.c      int c = uartgetc();
c                 151 kernel/uart.c      if (c == -1)
c                 153 kernel/uart.c      consoleintr(c);
c                 101 user/grep.c    matchstar(int c, char *re, char *text)
c                 106 user/grep.c      } while (*text != '\0' && (*text++ == c || c == '.'));
c                 169 user/grind.c           char c;
c                 170 user/grind.c           if (read(fds[0], &c, 1) != 1)
c                  10 user/printf.c  putc(int fd, char c)
c                  12 user/printf.c    write(fd, &c, 1);
c                  50 user/ulib.c    memset(void *dst, int c, uint n)
c                  55 user/ulib.c        cdst[i] = c;
c                  61 user/ulib.c    strchr(const char *s, char c)
c                  64 user/ulib.c        if (*s == c)
c                  73 user/ulib.c      char c;
c                  76 user/ulib.c        cc = read(0, &c, 1);
c                  79 user/ulib.c        buf[i++] = c;
c                  80 user/ulib.c        if (c == '\n' || c == '\r')
c                  33 user/user.h    char *strchr(const char *, char c);
c                2035 user/usertests.c   char *c, *a, *b;
c                2082 user/usertests.c   c = sbrk(1);
c                2083 user/usertests.c   c = sbrk(1);
c                2084 user/usertests.c   if (c != a + 1) {
c                2098 user/usertests.c   char *c, *oldbrk, *a, *lastaddr, *p;
c                2118 user/usertests.c   c = sbrk(-PGSIZE);
c                2119 user/usertests.c   if (c == (char *)SBRK_ERROR) {
c                2123 user/usertests.c   c = sbrk(0);
c                2124 user/usertests.c   if (c != a - PGSIZE) {
c                2126 user/usertests.c            c);
c                2132 user/usertests.c   c = sbrk(PGSIZE);
c                2133 user/usertests.c   if (c != a || sbrk(0) != a + PGSIZE) {
c                2134 user/usertests.c     printf("%s: sbrk re-allocation failed, a %p c %p\n", s, a, c);
c                2144 user/usertests.c   c = sbrk(-(sbrk(0) - oldbrk));
c                2145 user/usertests.c   if (c != a) {
c                2146 user/usertests.c     printf("%s: sbrk downsize failed, a %p c %p\n", s, a, c);
c                2208 user/usertests.c   char *c, *a;
c                2241 user/usertests.c   c = sbrk(PGSIZE);
c                2248 user/usertests.c   if (c == (char *)SBRK_ERROR) {
c                  12 user/wc.c        int l, w, c, inword;
c                  14 user/wc.c        l = w = c = 0;
c                  18 user/wc.c            c++;
c                  33 user/wc.c        printf("%d %d %d %s\n", l, w, c, name);