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author | tma <tma@edf5b092-35ff-0310-97b2-ce42778d08ea> | 2005-10-04 15:18:22 +0000 |
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committer | tma <tma@edf5b092-35ff-0310-97b2-ce42778d08ea> | 2005-10-04 15:18:22 +0000 |
commit | 1c7864f6d4380797b07c7149111066b61f69f689 (patch) | |
tree | 59057c26f97fdf846b0193e852eeea7e707a9e20 /code/tools/lcc/cpp/nlist.c | |
parent | 91db83f0cc7c564ff6c853eeb4e790732dae81cd (diff) | |
download | ioquake3-aero-1c7864f6d4380797b07c7149111066b61f69f689.tar.gz ioquake3-aero-1c7864f6d4380797b07c7149111066b61f69f689.zip |
* Moved lcc and q3asm into code/tools
git-svn-id: svn://svn.icculus.org/quake3/trunk@134 edf5b092-35ff-0310-97b2-ce42778d08ea
Diffstat (limited to 'code/tools/lcc/cpp/nlist.c')
-rw-r--r-- | code/tools/lcc/cpp/nlist.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/code/tools/lcc/cpp/nlist.c b/code/tools/lcc/cpp/nlist.c new file mode 100644 index 0000000..d857dfa --- /dev/null +++ b/code/tools/lcc/cpp/nlist.c @@ -0,0 +1,104 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include "cpp.h" + +extern int getopt(int, char *const *, const char *); +extern char *optarg; +extern int optind; +extern int verbose; +extern int Cplusplus; +Nlist *kwdefined; +char wd[128]; + +#define NLSIZE 128 + +static Nlist *nlist[NLSIZE]; + +struct kwtab { + char *kw; + int val; + int flag; +} kwtab[] = { + {"if", KIF, ISKW}, + {"ifdef", KIFDEF, ISKW}, + {"ifndef", KIFNDEF, ISKW}, + {"elif", KELIF, ISKW}, + {"else", KELSE, ISKW}, + {"endif", KENDIF, ISKW}, + {"include", KINCLUDE, ISKW}, + {"define", KDEFINE, ISKW}, + {"undef", KUNDEF, ISKW}, + {"line", KLINE, ISKW}, + {"error", KERROR, ISKW}, + {"pragma", KPRAGMA, ISKW}, + {"eval", KEVAL, ISKW}, + {"defined", KDEFINED, ISDEFINED+ISUNCHANGE}, + {"__LINE__", KLINENO, ISMAC+ISUNCHANGE}, + {"__FILE__", KFILE, ISMAC+ISUNCHANGE}, + {"__DATE__", KDATE, ISMAC+ISUNCHANGE}, + {"__TIME__", KTIME, ISMAC+ISUNCHANGE}, + {"__STDC__", KSTDC, ISUNCHANGE}, + {NULL} +}; + +unsigned long namebit[077+1]; +Nlist *np; + +void +setup_kwtab(void) +{ + struct kwtab *kp; + Nlist *np; + Token t; + static Token deftoken[1] = {{ NAME, 0, 0, 0, 7, (uchar*)"defined" }}; + static Tokenrow deftr = { deftoken, deftoken, deftoken+1, 1 }; + + for (kp=kwtab; kp->kw; kp++) { + t.t = (uchar*)kp->kw; + t.len = strlen(kp->kw); + np = lookup(&t, 1); + np->flag = kp->flag; + np->val = kp->val; + if (np->val == KDEFINED) { + kwdefined = np; + np->val = NAME; + np->vp = &deftr; + np->ap = 0; + } + } +} + +Nlist * +lookup(Token *tp, int install) +{ + unsigned int h; + Nlist *np; + uchar *cp, *cpe; + + h = 0; + for (cp=tp->t, cpe=cp+tp->len; cp<cpe; ) + h += *cp++; + h %= NLSIZE; + np = nlist[h]; + while (np) { + if (*tp->t==*np->name && tp->len==np->len + && strncmp((char*)tp->t, (char*)np->name, tp->len)==0) + return np; + np = np->next; + } + if (install) { + np = new(Nlist); + np->vp = NULL; + np->ap = NULL; + np->flag = 0; + np->val = 0; + np->len = tp->len; + np->name = newstring(tp->t, tp->len, 0); + np->next = nlist[h]; + nlist[h] = np; + quickset(tp->t[0], tp->len>1? tp->t[1]:0); + return np; + } + return NULL; +} |