diff options
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | Src/Builtins/rlimits.awk | 116 | ||||
| -rw-r--r-- | Src/Builtins/rlimits.c | 692 | ||||
| -rw-r--r-- | Src/Builtins/rlimits.mdd | 15 | ||||
| -rw-r--r-- | Test/B12limit.ztst | 10 | ||||
| -rw-r--r-- | configure.ac | 1 |
7 files changed, 281 insertions, 561 deletions
diff --git a/.gitignore b/.gitignore index e46f8517e..ec2f56642 100644 --- a/.gitignore +++ b/.gitignore @@ -123,7 +123,6 @@ Src/Builtins/*.mdh Src/Builtins/*.mdhi Src/Builtins/*.mdhs Src/Builtins/*.mdh.tmp -Src/Builtins/rlimits.h Src/Modules/Makefile.in Src/Modules/*.export @@ -1,3 +1,10 @@ +2020-03-06 Jun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp> + + * 45490 (+45495 and a test): .gitignore, + Src/Builtins/rlimits.awk, Src/Builtins/rlimits.c, + Src/Builtins/rlimits.mdd, Test/B12limit.ztst, configure.ac: + Refactor rlimits.c. + 2020-03-05 Bryan Irvine <sparctacus@gmail.com> * github #49: Completion/BSD/Type/_obsd_architectures: Fix typo: diff --git a/Src/Builtins/rlimits.awk b/Src/Builtins/rlimits.awk deleted file mode 100644 index e9c576c66..000000000 --- a/Src/Builtins/rlimits.awk +++ /dev/null @@ -1,116 +0,0 @@ -# -# rlimits.awk: {g,n}awk script to generate rlimits.h -# -# NB: On SunOS 4.1.3 - user-functions don't work properly, also \" problems -# Without 0 + hacks some nawks compare numbers as strings -# -BEGIN {limidx = 0} - -/^[\t ]*(#[\t ]*define[\t _]*RLIMIT_[A-Z_]*[\t ]*[0-9][0-9]*|RLIMIT_[A-Z_]*,[\t ]*|_*RLIMIT_[A-Z_]*[\t ]*=[\t ]*[0-9][0-9]*,[\t ]*)/ { - limindex = index($0, "RLIMIT_") - limtail = substr($0, limindex, 80) - split(limtail, tmp) - limnam = substr(tmp[1], 8, 20) - limnum = tmp[2] - # in this case I assume GNU libc resourcebits.h - if (limnum == "") { - limnum = limidx++ - limindex = index($0, ",") - limnam = substr(limnam, 1, limindex-1) - } - if (limnum == "=") { - if (tmp[3] ~ /^[0-9]/) { - limnum = tmp[3] + 0 - } else { - limnum = limidx++ - } - limindex = index($0, ",") - limnam = substr(limnam, 1, limindex-1) - } - limrev[limnam] = limnum - if (lim[limnum] == "") { - lim[limnum] = limnam - if (limnum ~ /^[0-9]*$/) { - if (limnam == "AIO_MEM") { msg[limnum] = "Maiomemorylocked" } - if (limnam == "AIO_OPS") { msg[limnum] = "Naiooperations" } - if (limnam == "AS") { msg[limnum] = "Maddressspace" } - if (limnam == "CORE") { msg[limnum] = "Mcoredumpsize" } - if (limnam == "CPU") { msg[limnum] = "Tcputime" } - if (limnam == "DATA") { msg[limnum] = "Mdatasize" } - if (limnam == "FSIZE") { msg[limnum] = "Mfilesize" } - if (limnam == "LOCKS") { msg[limnum] = "Nmaxfilelocks" } - if (limnam == "MEMLOCK") { msg[limnum] = "Mmemorylocked" } - if (limnam == "NOFILE") { msg[limnum] = "Ndescriptors" } - if (limnam == "NPROC") { msg[limnum] = "Nmaxproc" } - if (limnam == "NTHR") { msg[limnum] = "Nmaxpthreads" } - if (limnam == "OFILE") { msg[limnum] = "Ndescriptors" } - if (limnam == "PTHREAD") { msg[limnum] = "Nmaxpthreads" } - if (limnam == "RSS") { msg[limnum] = "Mresident" } - if (limnam == "SBSIZE") { msg[limnum] = "Msockbufsize" } - if (limnam == "STACK") { msg[limnum] = "Mstacksize" } - if (limnam == "TCACHE") { msg[limnum] = "Ncachedthreads" } - if (limnam == "VMEM") { msg[limnum] = "Mvmemorysize" } - if (limnam == "SIGPENDING") { msg[limnum] = "Nsigpending" } - if (limnam == "MSGQUEUE") { msg[limnum] = "Nmsgqueue" } - if (limnam == "NICE") { msg[limnum] = "Nnice" } - if (limnam == "RTPRIO") { msg[limnum] = "Nrt_priority" } - if (limnam == "RTTIME") { msg[limnum] = "Urt_time" } - if (limnam == "POSIXLOCKS") { msg[limnum] = "Nposixlocks" } - if (limnam == "NPTS") { msg[limnum] = "Npseudoterminals" } - if (limnam == "SWAP") { msg[limnum] = "Mswapsize" } - if (limnam == "KQUEUES") { msg[limnum] = "Nkqueues" } - if (limnam == "UMTXP") { msg[limnum] = "Numtxp" } - } - } -} -/^[\t ]*#[\t ]*define[\t _]*RLIM_NLIMITS[\t ]*[0-9][0-9]*/ { - limindex = index($0, "RLIM_") - limtail = substr($0, limindex, 80) - split(limtail, tmp) - nlimits = tmp[2] -} -# in case of GNU libc -/^[\t ]*RLIM_NLIMITS[\t ]*=[\t ]*RLIMIT_NLIMITS/ { - if(!nlimits) { nlimits = limidx } -} -/^[\t _]*RLIM(IT)?_NLIMITS[\t ]*=[\t ]*[0-9][0-9]*/ { - limindex = index($0, "=") - limtail = substr($0, limindex, 80) - split(limtail, tmp) - nlimits = tmp[2] -} - -END { - if (limrev["MEMLOCK"] != "") { - irss = limrev["RSS"] - msg[irss] = "Mmemoryuse" - } - ps = "%s" - - printf("%s\n%s\n\n", "/** rlimits.h **/", "/** architecture-customized limits for zsh **/") - printf("#define ZSH_NLIMITS %d\n\nstatic char const *recs[ZSH_NLIMITS] = {\n", 0 + nlimits) - - for (i = 0; i < 0 + nlimits; i++) - if (msg[i] == "") - printf("\t%c%s%c,\n", 34, lim[i], 34) - else - printf("\t%c%s%c,\n", 34, substr(msg[i], 2, 30), 34) - print "};" - print "" - print "static int limtype[ZSH_NLIMITS] = {" - for (i = 0; i < 0 + nlimits; i++) { - if (msg[i] == "") - limtype = "UNKNOWN" - else { - limtype = substr(msg[i], 1, 1) - if(limtype == "M") { limtype = "MEMORY" } - if(limtype == "N") { limtype = "NUMBER" } - if(limtype == "T") { limtype = "TIME" } - if(limtype == "U") { limtype = "MICROSECONDS" } - } - printf("\tZLIMTYPE_%s,\n", limtype) - } - print "};" - - exit(0) -} diff --git a/Src/Builtins/rlimits.c b/Src/Builtins/rlimits.c index 6b552f3a9..b9128433f 100644 --- a/Src/Builtins/rlimits.c +++ b/Src/Builtins/rlimits.c @@ -32,20 +32,7 @@ #if defined(HAVE_GETRLIMIT) && defined(RLIM_INFINITY) -#if defined(HAVE_RLIMIT_POSIXLOCKS) && !defined(HAVE_RLIMIT_LOCKS) -# define RLIMIT_LOCKS RLIMIT_POSIXLOCKS -# define HAVE_RLIMIT_LOCKS 1 -#endif - -#if defined(HAVE_RLIMIT_NTHR) && !defined(HAVE_RLIMIT_PTHREAD) -# define RLIMIT_PTHREAD RLIMIT_NTHR -# define HAVE_RLIMIT_PTHREAD 1 -# define THREAD_FMT "-T: threads " -#else -# define THREAD_FMT "-T: threads per process " -#endif - -enum { +enum zlimtype { ZLIMTYPE_MEMORY, ZLIMTYPE_NUMBER, ZLIMTYPE_TIME, @@ -53,11 +40,214 @@ enum { ZLIMTYPE_UNKNOWN }; -/* Generated rec array containing limits required for the limit builtin. * - * They must appear in this array in numerical order of the RLIMIT_* macros. */ +typedef struct resinfo_T { + int res; /* RLIMIT_XXX */ + char* name; /* used by limit builtin */ + enum zlimtype type; + int unit; /* 1, 512, or 1024 */ + char opt; /* option character */ + char* descr; /* used by ulimit builtin */ +} resinfo_T; + +/* table of known resources */ +static const resinfo_T known_resources[] = { + {RLIMIT_CPU, "cputime", ZLIMTYPE_TIME, 1, + 't', "cpu time (seconds)"}, + {RLIMIT_FSIZE, "filesize", ZLIMTYPE_MEMORY, 512, + 'f', "file size (blocks)"}, + {RLIMIT_DATA, "datasize", ZLIMTYPE_MEMORY, 1024, + 'd', "data seg size (kbytes)"}, + {RLIMIT_STACK, "stacksize", ZLIMTYPE_MEMORY, 1024, + 's', "stack size (kbytes)"}, + {RLIMIT_CORE, "coredumpsize", ZLIMTYPE_MEMORY, 512, + 'c', "core file size (blocks)"}, +# ifdef HAVE_RLIMIT_NOFILE + {RLIMIT_NOFILE, "descriptors", ZLIMTYPE_NUMBER, 1, + 'n', "file descriptors"}, +# endif +# if defined(HAVE_RLIMIT_AS) && !defined(RLIMIT_VMEM_IS_AS) + {RLIMIT_AS, "addressspace", ZLIMTYPE_MEMORY, 1024, + 'v', "address space (kbytes)"}, +# endif +# if defined(HAVE_RLIMIT_RSS) && !defined(RLIMIT_VMEM_IS_RSS) && !defined(RLIMIT_RSS_IS_AS) + {RLIMIT_RSS, "resident", ZLIMTYPE_MEMORY, 1024, + 'm', "resident set size (kbytes)"}, +# endif +# if defined(HAVE_RLIMIT_VMEM) + {RLIMIT_VMEM, +# if defined(RLIMIT_VMEM_IS_RSS) + "resident", ZLIMTYPE_MEMORY, 1024, + 'm', "memory size (kbytes)"}, +# else + "vmemorysize", ZLIMTYPE_MEMORY, 1024, + 'v', "virtual memory size (kbytes)"}, +# endif +# endif +# ifdef HAVE_RLIMIT_NPROC + {RLIMIT_NPROC, "maxproc", ZLIMTYPE_NUMBER, 1, + 'u', "processes"}, +# endif +# ifdef HAVE_RLIMIT_MEMLOCK + {RLIMIT_MEMLOCK, "memorylocked", ZLIMTYPE_MEMORY, 1024, + 'l', "locked-in-memory size (kbytes)"}, +# endif + /* Linux */ +# ifdef HAVE_RLIMIT_LOCKS + {RLIMIT_LOCKS, "maxfilelocks", ZLIMTYPE_NUMBER, 1, + 'x', "file locks"}, +# endif +# ifdef HAVE_RLIMIT_SIGPENDING + {RLIMIT_SIGPENDING, "sigpending", ZLIMTYPE_NUMBER, 1, + 'i', "pending signals"}, +# endif +# ifdef HAVE_RLIMIT_MSGQUEUE + {RLIMIT_MSGQUEUE, "msgqueue", ZLIMTYPE_NUMBER, 1, + 'q', "bytes in POSIX msg queues"}, +# endif +# ifdef HAVE_RLIMIT_NICE + {RLIMIT_NICE, "nice", ZLIMTYPE_NUMBER, 1, + 'e', "max nice"}, +# endif +# ifdef HAVE_RLIMIT_RTPRIO + {RLIMIT_RTPRIO, "rt_priority", ZLIMTYPE_NUMBER, 1, + 'r', "max rt priority"}, +# endif +# ifdef HAVE_RLIMIT_RTTIME + {RLIMIT_RTTIME, "rt_time", ZLIMTYPE_MICROSECONDS, 1, + 'N', "rt cpu time (microseconds)"}, +# endif + /* BSD */ +# ifdef HAVE_RLIMIT_SBSIZE + {RLIMIT_SBSIZE, "sockbufsize", ZLIMTYPE_MEMORY, 1, + 'b', "socket buffer size (bytes)"}, +# endif +# ifdef HAVE_RLIMIT_KQUEUES /* FreeBSD */ + {RLIMIT_KQUEUES, "kqueues", ZLIMTYPE_NUMBER, 1, + 'k', "kqueues"}, +# endif +# ifdef HAVE_RLIMIT_NPTS /* FreeBSD */ + {RLIMIT_NPTS, "pseudoterminals", ZLIMTYPE_NUMBER, 1, + 'p', "pseudo-terminals"}, +# endif +# ifdef HAVE_RLIMIT_SWAP /* FreeBSD */ + {RLIMIT_SWAP, "swapsize", ZLIMTYPE_MEMORY, 1024, + 'w', "swap size (kbytes)"}, +# endif +# ifdef HAVE_RLIMIT_UMTXP /* FreeBSD */ + {RLIMIT_UMTXP, "umtxp", ZLIMTYPE_NUMBER, 1, + 'o', "umtx shared locks"}, +# endif + +# ifdef HAVE_RLIMIT_POSIXLOCKS /* DragonFly */ + {RLIMIT_POSIXLOCKS, "posixlocks", ZLIMTYPE_NUMBER, 1, + 'x', "number of POSIX locks"}, +# endif +# if defined(HAVE_RLIMIT_NTHR) && !defined(HAVE_RLIMIT_RTPRIO) /* Net/OpenBSD */ + {RLIMIT_NTHR, "maxpthreads", ZLIMTYPE_NUMBER, 1, + 'r', "threads"}, +# endif + /* others */ +# if defined(HAVE_RLIMIT_PTHREAD) && !defined(HAVE_RLIMIT_NTHR) /* IRIX ? */ + {RLIMIT_PTHREAD, "maxpthreads", ZLIMTYPE_NUMBER, 1, + 'T', "threads per process"}, +# endif +# ifdef HAVE_RLIMIT_AIO_MEM /* HP-UX ? */ + {RLIMIT_AIO_MEM, "aiomemorylocked", ZLIMTYPE_MEMORY, 1024, + 'N', "AIO locked-in-memory (kbytes)"}, +# endif +# ifdef HAVE_RLIMIT_AIO_OPS /* HP-UX ? */ + {RLIMIT_AIO_OPS, "aiooperations", ZLIMTYPE_NUMBER, 1, + 'N', "AIO operations"}, +# endif +# ifdef HAVE_RLIMIT_TCACHE /* HP-UX ? */ + {RLIMIT_TCACHE, "cachedthreads", ZLIMTYPE_NUMBER, 1, + 'N', "cached threads"}, +# endif +}; -# include "rlimits.h" +/* resinfo[RLIMIT_XXX] points to the corresponding entry + * in known_resources[] */ +static const resinfo_T **resinfo; +/**/ +static void +set_resinfo(void) +{ + int i; + + resinfo = (const resinfo_T **)zshcalloc(RLIM_NLIMITS*sizeof(resinfo_T *)); + + for (i=0; i<sizeof(known_resources)/sizeof(resinfo_T); ++i) { + resinfo[known_resources[i].res] = &known_resources[i]; + } + for (i=0; i<RLIM_NLIMITS; ++i) { + if (!resinfo[i]) { + /* unknown resource */ + resinfo_T *info = (resinfo_T *)zshcalloc(sizeof(resinfo_T)); + char *buf = (char *)zalloc(12); + snprintf(buf, 12, "UNKNOWN-%d", i); + info->res = - 1; /* negative value indicates "unknown" */ + info->name = buf; + info->type = ZLIMTYPE_UNKNOWN; + info->unit = 1; + info->opt = 'N'; + info->descr = buf; + resinfo[i] = info; + } + } +} + +/**/ +static void +free_resinfo(void) +{ + int i; + for (i=0; i<RLIM_NLIMITS; ++i) { + if (resinfo[i]->res < 0) { /* unknown resource */ + free(resinfo[i]->name); + free((void*)resinfo[i]); + } + } + free(resinfo); + resinfo = NULL; +} + +/* Find resource by its option character */ + +/**/ +static int +find_resource(char c) +{ + int i; + for (i=0; i<RLIM_NLIMITS; ++i) { + if (resinfo[i]->opt == c) + return i; + } + return -1; +} + +/* Print a value of type rlim_t */ + +/**/ +static void +printrlim(rlim_t val, const char *unit) +{ +# ifdef RLIM_T_IS_QUAD_T + printf("%qd%s", val, unit); +# else +# ifdef RLIM_T_IS_LONG_LONG + printf("%lld%s", val, unit); +# else +# ifdef RLIM_T_IS_UNSIGNED + printf("%lu%s", (unsigned long)val, unit); +# else + printf("%ld%s", (long)val, unit); +# endif /* RLIM_T_IS_UNSIGNED */ +# endif /* RLIM_T_IS_LONG_LONG */ +# endif /* RLIM_T_IS_QUAD_T */ +} + +/**/ static rlim_t zstrtorlimt(const char *s, char **t, int base) { @@ -97,8 +287,8 @@ static void showlimitvalue(int lim, rlim_t val) { /* display limit for resource number lim */ - if (lim < ZSH_NLIMITS) - printf("%-16s", recs[lim]); + if (lim < RLIM_NLIMITS) + printf("%-16s", resinfo[lim]->name); else { /* Unknown limit, hence unknown units. */ @@ -106,81 +296,25 @@ showlimitvalue(int lim, rlim_t val) } if (val == RLIM_INFINITY) printf("unlimited\n"); - else if (lim >= ZSH_NLIMITS) - { -# ifdef RLIM_T_IS_QUAD_T - printf("%qd\n", val); -# else -# ifdef RLIM_T_IS_LONG_LONG - printf("%lld\n", val); -# else -# ifdef RLIM_T_IS_UNSIGNED - printf("%lu\n", (unsigned long)val); -# else - printf("%ld\n", (long)val); -# endif /* RLIM_T_IS_UNSIGNED */ -# endif /* RLIM_T_IS_LONG_LONG */ -# endif /* RLIM_T_IS_QUAD_T */ - } - else if (limtype[lim] == ZLIMTYPE_TIME) { + else if (lim >= RLIM_NLIMITS) + printrlim(val, "\n"); + else if (resinfo[lim]->type == ZLIMTYPE_TIME) { /* time-type resource -- display as hours, minutes and seconds. */ printf("%d:%02d:%02d\n", (int)(val / 3600), (int)(val / 60) % 60, (int)(val % 60)); - } else if (limtype[lim] == ZLIMTYPE_MICROSECONDS) { - /* microseconds */ -# ifdef RLIM_T_IS_QUAD_T - printf("%qdus\n", val); -# else -# ifdef RLIM_T_IS_LONG_LONG - printf("%lldus\n", val); -# else -# ifdef RLIM_T_IS_UNSIGNED - printf("%luus\n", (unsigned long)val); -# else - printf("%ldus\n", (long)val); -# endif /* RLIM_T_IS_UNSIGNED */ -# endif /* RLIM_T_IS_LONG_LONG */ -# endif /* RLIM_T_IS_QUAD_T */ - } else if (limtype[lim] == ZLIMTYPE_NUMBER || - limtype[lim] == ZLIMTYPE_UNKNOWN) { - /* pure numeric resource */ -# ifdef RLIM_T_IS_QUAD_T - printf("%qd\n", val); -# else -# ifdef RLIM_T_IS_LONG_LONG - printf("%lld\n", val); -# else -# ifdef RLIM_T_IS_UNSIGNED - printf("%lu\n", (unsigned long)val); -# else - printf("%ld\n", (long)val); -# endif /* RLIM_T_IS_UNSIGNED */ -# endif /* RLIM_T_IS_LONG_LONG */ -# endif /* RLIM_T_IS_QUAD_T */ - } else if (val >= 1024L * 1024L) - /* memory resource -- display with `K' or `M' modifier */ -# ifdef RLIM_T_IS_QUAD_T - printf("%qdMB\n", val / (1024L * 1024L)); - else - printf("%qdkB\n", val / 1024L); -# else -# ifdef RLIM_T_IS_LONG_LONG - printf("%lldMB\n", val / (1024L * 1024L)); - else - printf("%lldkB\n", val / 1024L); -# else -# ifdef RLIM_T_IS_UNSIGNED - printf("%luMB\n", (unsigned long)(val / (1024L * 1024L))); - else - printf("%lukB\n", (unsigned long)(val / 1024L)); -# else - printf("%ldMB\n", (long)val / (1024L * 1024L)); - else - printf("%ldkB\n", (long)val / 1024L); -# endif /* RLIM_T_IS_UNSIGNED */ -# endif /* RLIM_T_IS_LONG_LONG */ -# endif /* RLIM_T_IS_QUAD_T */ + } else if (resinfo[lim]->type == ZLIMTYPE_MICROSECONDS) + printrlim(val, "us\n"); /* microseconds */ + else if (resinfo[lim]->type == ZLIMTYPE_NUMBER || + resinfo[lim]->type == ZLIMTYPE_UNKNOWN) + printrlim(val, "\n"); /* pure numeric resource */ + else { + /* memory resource -- display with `k' or `M' modifier */ + if (val >= 1024L * 1024L) + printrlim(val/(1024L * 1024L), "MB\n"); + else + printrlim(val/1024L, "kB\n"); + } } /* Display resource limits. hard indicates whether `hard' or `soft' * @@ -193,7 +327,7 @@ showlimits(char *nam, int hard, int lim) { int rt; - if (lim >= ZSH_NLIMITS) + if (lim >= RLIM_NLIMITS) { /* * Not configured into the shell. Ask the OS @@ -215,7 +349,7 @@ showlimits(char *nam, int hard, int lim) else { /* main loop over resource types */ - for (rt = 0; rt != ZSH_NLIMITS; rt++) + for (rt = 0; rt != RLIM_NLIMITS; rt++) showlimitvalue(rt, (hard) ? limits[rt].rlim_max : limits[rt].rlim_cur); } @@ -234,7 +368,7 @@ printulimit(char *nam, int lim, int hard, int head) rlim_t limit; /* get the limit in question */ - if (lim >= ZSH_NLIMITS) + if (lim >= RLIM_NLIMITS) { struct rlimit vals; @@ -248,199 +382,25 @@ printulimit(char *nam, int lim, int hard, int head) else limit = (hard) ? limits[lim].rlim_max : limits[lim].rlim_cur; /* display the appropriate heading */ - switch (lim) { - case RLIMIT_CORE: - if (head) - printf("-c: core file size (blocks) "); - if (limit != RLIM_INFINITY) - limit /= 512; - break; - case RLIMIT_DATA: - if (head) - printf("-d: data seg size (kbytes) "); - if (limit != RLIM_INFINITY) - limit /= 1024; - break; - case RLIMIT_FSIZE: - if (head) - printf("-f: file size (blocks) "); - if (limit != RLIM_INFINITY) - limit /= 512; - break; -# ifdef HAVE_RLIMIT_SIGPENDING - case RLIMIT_SIGPENDING: - if (head) - printf("-i: pending signals "); - break; -# endif -# ifdef HAVE_RLIMIT_MEMLOCK - case RLIMIT_MEMLOCK: - if (head) - printf("-l: locked-in-memory size (kbytes) "); - if (limit != RLIM_INFINITY) - limit /= 1024; - break; -# endif /* HAVE_RLIMIT_MEMLOCK */ -/* If RLIMIT_VMEM and RLIMIT_RSS are defined and equal, avoid * - * duplicate case statement. Observed on QNX Neutrino 6.1.0. */ -# if defined(HAVE_RLIMIT_RSS) && !defined(RLIMIT_VMEM_IS_RSS) && !defined(RLIMIT_RSS_IS_AS) - case RLIMIT_RSS: - if (head) - printf("-m: resident set size (kbytes) "); - if (limit != RLIM_INFINITY) - limit /= 1024; - break; -# endif /* HAVE_RLIMIT_RSS */ -# if defined(HAVE_RLIMIT_VMEM) && defined(HAVE_RLIMIT_RSS) && defined(RLIMIT_VMEM_IS_RSS) - case RLIMIT_VMEM: - if (head) - printf("-m: memory size (kbytes) "); - if (limit != RLIM_INFINITY) - limit /= 1024; - break; -# endif /* HAVE_RLIMIT_VMEM */ -# ifdef HAVE_RLIMIT_NOFILE - case RLIMIT_NOFILE: - if (head) - printf("-n: file descriptors "); - break; -# endif /* HAVE_RLIMIT_NOFILE */ -# ifdef HAVE_RLIMIT_MSGQUEUE - case RLIMIT_MSGQUEUE: - if (head) - printf("-q: bytes in POSIX msg queues "); - break; -# endif - case RLIMIT_STACK: - if (head) - printf("-s: stack size (kbytes) "); - if (limit != RLIM_INFINITY) - limit /= 1024; - break; - case RLIMIT_CPU: - if (head) - printf("-t: cpu time (seconds) "); - break; -# ifdef HAVE_RLIMIT_NPROC - case RLIMIT_NPROC: - if (head) - printf("-u: processes "); - break; -# endif /* HAVE_RLIMIT_NPROC */ -# if defined(HAVE_RLIMIT_VMEM) && (!defined(HAVE_RLIMIT_RSS) || !defined(RLIMIT_VMEM_IS_RSS)) - case RLIMIT_VMEM: - if (head) - printf("-v: virtual memory size (kbytes) "); - if (limit != RLIM_INFINITY) - limit /= 1024; - break; -# endif /* HAVE_RLIMIT_VMEM */ -# if defined HAVE_RLIMIT_AS && !defined(RLIMIT_VMEM_IS_AS) - case RLIMIT_AS: - if (head) - printf("-v: address space (kbytes) "); - if (limit != RLIM_INFINITY) - limit /= 1024; - break; -# endif /* HAVE_RLIMIT_AS */ -# ifdef HAVE_RLIMIT_LOCKS - case RLIMIT_LOCKS: - if (head) - printf("-x: file locks "); - break; -# endif /* HAVE_RLIMIT_LOCKS */ -# ifdef HAVE_RLIMIT_AIO_MEM - case RLIMIT_AIO_MEM: - if (head) - printf("-N %2d: AIO locked-in-memory (kbytes)", RLIMIT_AIO_MEM); - if (limit != RLIM_INFINITY) - limit /= 1024; - break; -# endif /* HAVE_RLIMIT_AIO_MEM */ -# ifdef HAVE_RLIMIT_AIO_OPS - case RLIMIT_AIO_OPS: - if (head) - printf("-N %2d: AIO operations ", RLIMIT_AIO_OPS); - break; -# endif /* HAVE_RLIMIT_AIO_OPS */ -# ifdef HAVE_RLIMIT_TCACHE - case RLIMIT_TCACHE: - if (head) - printf("-N %2d: cached threads ", RLIMIT_TCACHE); - break; -# endif /* HAVE_RLIMIT_TCACHE */ -# ifdef HAVE_RLIMIT_SBSIZE - case RLIMIT_SBSIZE: - if (head) - printf("-b: socket buffer size (bytes) "); - break; -# endif /* HAVE_RLIMIT_SBSIZE */ -# ifdef HAVE_RLIMIT_PTHREAD - case RLIMIT_PTHREAD: - if (head) - printf("%s", THREAD_FMT); - break; -# endif /* HAVE_RLIMIT_PTHREAD */ -# ifdef HAVE_RLIMIT_NICE - case RLIMIT_NICE: - if (head) - printf("-e: max nice "); - break; -# endif /* HAVE_RLIMIT_NICE */ -# ifdef HAVE_RLIMIT_RTPRIO - case RLIMIT_RTPRIO: - if (head) - printf("-r: max rt priority "); - break; -# endif /* HAVE_RLIMIT_RTPRIO */ -# ifdef HAVE_RLIMIT_NPTS - case RLIMIT_NPTS: - if (head) - printf("-p: pseudo-terminals "); - break; -# endif /* HAVE_RLIMIT_NPTS */ -# ifdef HAVE_RLIMIT_SWAP - case RLIMIT_SWAP: - if (head) - printf("-w: swap size (kbytes) "); - if (limit != RLIM_INFINITY) - limit /= 1024; - break; -# endif /* HAVE_RLIMIT_SWAP */ -# ifdef HAVE_RLIMIT_KQUEUES - case RLIMIT_KQUEUES: - if (head) - printf("-k: kqueues "); - break; -# endif /* HAVE_RLIMIT_KQUEUES */ -# ifdef HAVE_RLIMIT_UMTXP - case RLIMIT_UMTXP: - if (head) - printf("-o: umtx shared locks "); - break; -# endif /* HAVE_RLIMIT_UMTXP */ - default: - if (head) - printf("-N %2d: ", lim); - break; + if (head) { + if (lim < RLIM_NLIMITS) { + const resinfo_T *info = resinfo[lim]; + if (info->opt == 'N') + printf("-N %2d: %-29s", lim, info->descr); + else + printf("-%c: %-32s", info->opt, info->descr); + } + else + printf("-N %2d: %-29s", lim, ""); } /* display the limit */ if (limit == RLIM_INFINITY) printf("unlimited\n"); else { -# ifdef RLIM_T_IS_QUAD_T - printf("%qd\n", limit); -# else -# ifdef RLIM_T_IS_LONG_LONG - printf("%lld\n", limit); -# else -# ifdef RLIM_T_IS_UNSIGNED - printf("%lu\n", (unsigned long)limit); -# else - printf("%ld\n", (long)limit); -# endif /* RLIM_T_IS_UNSIGNED */ -# endif /* RLIM_T_IS_LONG_LONG */ -# endif /* RLIM_T_IS_QUAD_T */ + if (lim < RLIM_NLIMITS) + printrlim(limit/resinfo[lim]->unit, "\n"); + else + printrlim(limit, "\n"); } return 0; @@ -450,7 +410,7 @@ printulimit(char *nam, int lim, int hard, int head) static int do_limit(char *nam, int lim, rlim_t val, int hard, int soft, int set) { - if (lim >= ZSH_NLIMITS) { + if (lim >= RLIM_NLIMITS) { struct rlimit vals; if (getrlimit(lim, &vals) < 0) { @@ -558,8 +518,8 @@ bin_limit(char *nam, char **argv, Options ops, UNUSED(int func)) lim = (int)zstrtol(s, NULL, 10); } else - for (lim = -1, limnum = 0; limnum < ZSH_NLIMITS; limnum++) - if (!strncmp(recs[limnum], s, strlen(s))) { + for (lim = -1, limnum = 0; limnum < RLIM_NLIMITS; limnum++) + if (!strncmp(resinfo[limnum]->name, s, strlen(s))) { if (lim != -1) lim = -2; else @@ -576,7 +536,7 @@ bin_limit(char *nam, char **argv, Options ops, UNUSED(int func)) /* without value for limit, display the current limit */ if (!(s = *argv++)) return showlimits(nam, hard, lim); - if (lim >= ZSH_NLIMITS) + if (lim >= RLIM_NLIMITS) { val = zstrtorlimt(s, &s, 10); if (*s) @@ -586,7 +546,7 @@ bin_limit(char *nam, char **argv, Options ops, UNUSED(int func)) return 1; } } - else if (limtype[lim] == ZLIMTYPE_TIME) { + else if (resinfo[lim]->type == ZLIMTYPE_TIME) { /* time-type resource -- may be specified as seconds, or minutes or * * hours with the `m' and `h' modifiers, and `:' may be used to add * * together more than one of these. It's easier to understand from * @@ -604,9 +564,9 @@ bin_limit(char *nam, char **argv, Options ops, UNUSED(int func)) return 1; } } - } else if (limtype[lim] == ZLIMTYPE_NUMBER || - limtype[lim] == ZLIMTYPE_UNKNOWN || - limtype[lim] == ZLIMTYPE_MICROSECONDS) { + } else if (resinfo[lim]->type == ZLIMTYPE_NUMBER || + resinfo[lim]->type == ZLIMTYPE_UNKNOWN || + resinfo[lim]->type == ZLIMTYPE_MICROSECONDS) { /* pure numeric resource -- only a straight decimal number is permitted. */ char *t = s; @@ -642,7 +602,7 @@ static int do_unlimit(char *nam, int lim, int hard, int soft, int set, int euid) { /* remove specified limit */ - if (lim >= ZSH_NLIMITS) { + if (lim >= RLIM_NLIMITS) { struct rlimit vals; if (getrlimit(lim, &vals) < 0) { @@ -718,8 +678,8 @@ bin_unlimit(char *nam, char **argv, Options ops, UNUSED(int func)) if (idigit(**argv)) { lim = (int)zstrtol(*argv, NULL, 10); } else { - for (lim = -1, limnum = 0; limnum < ZSH_NLIMITS; limnum++) - if (!strncmp(recs[limnum], *argv, strlen(*argv))) { + for (lim = -1, limnum = 0; limnum < RLIM_NLIMITS; limnum++) + if (!strncmp(resinfo[limnum]->name, *argv, strlen(*argv))) { if (lim != -1) lim = -2; else @@ -800,116 +760,14 @@ bin_ulimit(char *name, char **argv, UNUSED(Options ops), UNUSED(int func)) resmask = (1 << RLIM_NLIMITS) - 1; nres = RLIM_NLIMITS; continue; - case 't': - res = RLIMIT_CPU; - break; - case 'f': - res = RLIMIT_FSIZE; - break; - case 'd': - res = RLIMIT_DATA; - break; - case 's': - res = RLIMIT_STACK; - break; - case 'c': - res = RLIMIT_CORE; - break; -# ifdef HAVE_RLIMIT_SBSIZE - case 'b': - res = RLIMIT_SBSIZE; - break; -# endif /* HAVE_RLIMIT_SBSIZE */ -# ifdef HAVE_RLIMIT_MEMLOCK - case 'l': - res = RLIMIT_MEMLOCK; - break; -# endif /* HAVE_RLIMIT_MEMLOCK */ -# ifdef HAVE_RLIMIT_RSS - case 'm': - res = RLIMIT_RSS; - break; -# endif /* HAVE_RLIMIT_RSS */ -# ifdef HAVE_RLIMIT_NOFILE - case 'n': - res = RLIMIT_NOFILE; - break; -# endif /* HAVE_RLIMIT_NOFILE */ -# ifdef HAVE_RLIMIT_NPROC - case 'u': - res = RLIMIT_NPROC; - break; -# endif /* HAVE_RLIMIT_NPROC */ -# if defined(HAVE_RLIMIT_VMEM) || defined(HAVE_RLIMIT_AS) - case 'v': -# ifdef HAVE_RLIMIT_VMEM - res = RLIMIT_VMEM; -# else - res = RLIMIT_AS; -# endif - break; -# endif /* HAVE_RLIMIT_VMEM */ -# ifdef HAVE_RLIMIT_LOCKS - case 'x': - res = RLIMIT_LOCKS; - break; -# endif -# ifdef HAVE_RLIMIT_SIGPENDING - case 'i': - res = RLIMIT_SIGPENDING; - break; -# endif -# ifdef HAVE_RLIMIT_MSGQUEUE - case 'q': - res = RLIMIT_MSGQUEUE; - break; -# endif -# ifdef HAVE_RLIMIT_NICE - case 'e': - res = RLIMIT_NICE; - break; -# endif -# ifdef HAVE_RLIMIT_RTPRIO - case 'r': - res = RLIMIT_RTPRIO; - break; -# else -# ifdef HAVE_RLIMIT_NTHR - /* For compatibility with sh on NetBSD */ - case 'r': - res = RLIMIT_NTHR; - break; -# endif /* HAVE_RLIMIT_NTHR */ -# endif -# ifdef HAVE_RLIMIT_NPTS - case 'p': - res = RLIMIT_NPTS; - break; -# endif -# ifdef HAVE_RLIMIT_SWAP - case 'w': - res = RLIMIT_SWAP; - break; -# endif -# ifdef HAVE_RLIMIT_KQUEUES - case 'k': - res = RLIMIT_KQUEUES; - break; -# endif -# ifdef HAVE_RLIMIT_PTHREAD - case 'T': - res = RLIMIT_PTHREAD; - break; -# endif -# ifdef HAVE_RLIMIT_UMTXP - case 'o': - res = RLIMIT_UMTXP; - break; -# endif default: - /* unrecognised limit */ - zwarnnam(name, "bad option: -%c", *options); - return 1; + res = find_resource(*options); + if (res < 0) { + /* unrecognised limit */ + zwarnnam(name, "bad option: -%c", *options); + return 1; + } + break; } if (options[1]) { resmask |= 1 << res; @@ -961,34 +819,8 @@ bin_ulimit(char *name, char **argv, UNUSED(Options ops), UNUSED(int func)) return 1; } /* scale appropriately */ - switch (res) { - case RLIMIT_FSIZE: - case RLIMIT_CORE: - limit *= 512; - break; - case RLIMIT_DATA: - case RLIMIT_STACK: -# ifdef HAVE_RLIMIT_RSS - case RLIMIT_RSS: -# endif /* HAVE_RLIMIT_RSS */ -# ifdef HAVE_RLIMIT_MEMLOCK - case RLIMIT_MEMLOCK: -# endif /* HAVE_RLIMIT_MEMLOCK */ -/* If RLIMIT_VMEM and RLIMIT_RSS are defined and equal, avoid * - * duplicate case statement. Observed on QNX Neutrino 6.1.0. */ -# if defined(HAVE_RLIMIT_VMEM) && !defined(RLIMIT_VMEM_IS_RSS) - case RLIMIT_VMEM: -# endif /* HAVE_RLIMIT_VMEM */ -/* ditto RLIMIT_VMEM and RLIMIT_AS */ -# if defined(HAVE_RLIMIT_AS) && !defined(RLIMIT_VMEM_IS_AS) && !defined(RLIMIT_RSS_IS_AS) - case RLIMIT_AS: -# endif /* HAVE_RLIMIT_AS */ -# ifdef HAVE_RLIMIT_AIO_MEM - case RLIMIT_AIO_MEM: -# endif /* HAVE_RLIMIT_AIO_MEM */ - limit *= 1024; - break; - } + if (res < RLIM_NLIMITS) + limit *= resinfo[res]->unit; } if (do_limit(name, res, limit, hard, soft, 1)) ret++; @@ -1052,6 +884,7 @@ enables_(Module m, int **enables) int boot_(UNUSED(Module m)) { + set_resinfo(); return 0; } @@ -1059,6 +892,7 @@ boot_(UNUSED(Module m)) int cleanup_(Module m) { + free_resinfo(); return setfeatureenables(m, &module_features, NULL); } diff --git a/Src/Builtins/rlimits.mdd b/Src/Builtins/rlimits.mdd index 9e6e9e598..06c9e9c7f 100644 --- a/Src/Builtins/rlimits.mdd +++ b/Src/Builtins/rlimits.mdd @@ -6,18 +6,3 @@ autofeatures="b:limit b:ulimit b:unlimit" autofeatures_emu="b:ulimit" objects="rlimits.o" - -:<<\Make -rlimits.o rlimits..o: rlimits.h - -# this file will not be made if limits are unavailable -rlimits.h: rlimits.awk @RLIMITS_INC_H@ - $(AWK) -f $(sdir)/rlimits.awk @RLIMITS_INC_H@ /dev/null > rlimits.h - @if grep ZLIMTYPE_UNKNOWN rlimits.h >/dev/null; then \ - echo >&2 WARNING: unknown limits: mail Src/Builtins/rlimits.h to developers; \ - else :; fi - -clean-here: clean.rlimits -clean.rlimits: - rm -f rlimits.h -Make diff --git a/Test/B12limit.ztst b/Test/B12limit.ztst new file mode 100644 index 000000000..5dd7afdbe --- /dev/null +++ b/Test/B12limit.ztst @@ -0,0 +1,10 @@ +# check if there is unknown resouce(s) + +%test + + limit | grep UNKNOWN || print OK +0:Check if there is unknown resouce(s) in the system +>OK +F:A failure here does not indicate any error in zsh. It just means there +F:is a resource in your system that is unknown to zsh developers. Please +F:report this to zsh-workers mailing list. diff --git a/configure.ac b/configure.ac index f2d65ecfc..2f1e0c41e 100644 --- a/configure.ac +++ b/configure.ac @@ -1928,6 +1928,7 @@ zsh_LIMIT_PRESENT(RLIMIT_SIGPENDING) zsh_LIMIT_PRESENT(RLIMIT_MSGQUEUE) zsh_LIMIT_PRESENT(RLIMIT_NICE) zsh_LIMIT_PRESENT(RLIMIT_RTPRIO) +zsh_LIMIT_PRESENT(RLIMIT_RTTIME) zsh_LIMIT_PRESENT(RLIMIT_POSIXLOCKS) zsh_LIMIT_PRESENT(RLIMIT_NPTS) zsh_LIMIT_PRESENT(RLIMIT_SWAP) |