search for: sprintf

Full_Name: Wacek Kusnierczyk Version: 2.8.0 and 2.10.0 r48163 OS: Ubuntu 8.04 Linux 32bit Submission from: (NULL) (129.241.198.172) the following code illustrates a problem with sprintf which consistently causes a segfault when applied to certain type of arguments. it also shows inconsistent consequences of the segfault: (e = tryCatch(stop(), error=identity)) # e is an error object sprintf('%d', e) # error in sprintf("%d", e) : unsupported type...

Full_Name: Wacek Kusnierczyk Version: 2.10.0 r48365 OS: Ubuntu 8.04 Linux 32bit Submission from: (NULL) (129.241.110.141) sprintf has a documented limit on strings included in the output using the format '%s'. It appears that there is a limit on the length of strings included with, e.g., the format '%d' beyond which surprising things happen (output modified for conciseness): gregexpr('1', sprintf(...

...lder/templates/make-template.ml b/builder/templates/make-template.ml index 8d26177bf..a4e2f37fb 100755 --- a/builder/templates/make-template.ml +++ b/builder/templates/make-template.ml @@ -1238,7 +1238,8 @@ and make_rhel_yum_conf major minor arch = major major minor in sprintf "%s/Server/%s/os" topurl arch, sprintf "%s/source/SRPMS" topurl, - Some (sprintf "%s/Server/optional/%s/os" arch topurl, + Some ("Optional", + sprintf "%s/Server/optional/%s/os" arch topurl, sp...

In R's sprintf() if any of the arguments has length 0 the function aborts. E.g., > sprintf("%d", integer(0)) Error in sprintf("%d", integer(0)) : zero-length argument > sprintf(character(), integer(0)) Error in sprintf(character(), integer(0)) : 'fmt' is not a...

.../include/RcppArmadillo/interface/RcppArmadilloForward.h:25: In file included from /Library/Frameworks/R.framework/Versions/4.2/Resources/library/Rcpp/include/RcppCommon.h:168: /Library/Frameworks/R.framework/Versions/4.2/Resources/library/Rcpp/include/Rcpp/internal/r_coerce.h:255:7: warning: 'sprintf' is deprecated: This function is provided for compatibility reasons only. Due to security concerns inherent in the design of sprintf(3), it is highly recommended that you use snprintf(3) instead. [-Wdeprecated-declarations] ::sprintf(buff, "%02x", from); ^ /Library...

Hi, I created a global char array, char buffer[1024]. I want to call a function to append the string information to the buffer repeatedly. For example, I need to implement the following code, where length, a, b, c, are global variables. int length = 0; length += sprintf(buffer+length, "str%d", a); length += sprintf(buffer+length, "str%c", b); length += sprintf(buffer+length, "str%d", c); I did it in the following way. 1. Create the global array: IntegerType CHARTYPE = IntegerType::get(llvm::getGlobalContext(), 8); ArrayType*...

With a (late prerelease of) 1.5.0 on Windows, using sprintf on NaN yields garbage when the number of decimal is specified while it works fine for NA: > sprintf("%.2f", NA) [1] "0.00" > sprintf("%.2f", NaN) [1] "-1.#J" Not specifying the decimal precision lets both print garbage: > sprintf("%f",...

Hi. I am having trouble with something that should be simple. I am unable to get sprintf using escape sequences: > sprintf("a\nb") [1] "a\nb" > sprintf("a\"bc\"d") [1] "a\"bc\"d" But it seems to need them any way: > sprintf("a\"bc"d") Error: unexpected symbol in "sprintf("a\"bc&q...

Hello, llvmdev! I'm using LLVM on OpenBSD. This project proactively advocates usage of 'secure' C apis, especially related to memory bounds checking. Thus using functions like sprintf/strcpy/etc usually spits out a linker warning in base toolchain like this one: /home/proger/dev/llvm/Debug+Asserts/lib/libclangFrontend.a(DocumentXML.o) (.text+0xc65): In function `clang::DocumentXML::escapeString(char const*, unsigned long)': /home/proger/dev/llvm/tools/clang/lib/Frontend/Doc...

This is quite strange behaviour - at least for R-novice as myself.... Consider this: > testf <- function() { x <-2; sprintf("%s %f", "x =", x); return(x) } > result <- testf() > testf <- function() { x <-2; sprintf("%s %f", "x =", x) } > result <- testf() > testf() [1] "x = 2.000000" Apparently adding return() statement and invoking function lik...

How would one go about getting sprintf to use the values of a vector without having to specify each argument individually? > v <- c(1, 2, -1.197114, 0.1596687) > iv <- c(3, 1, 2, 4) > sprintf("%9.2f\t%d\t%d\t%8.3f", v[3], v[1], v[2], v[4]) [1] " -1.20\t1\t2\t 0.160" Essentially, desired effect w...

...C:/Users/.../dssp-2.0.4-win32.exe -i data_1.txt -o data_1.dssp I used the system command as: system ('C:/Users/.../dssp-2.0.4-win32.exe -i data.txt -o data.dssp') it worked. Now I want to use the program on a list of files, so for that I used a for loop and sprintf for (i in 1:10) { system ('C:/Users/.../dssp-2.0.4-win32.exe -i sprintf("data_%s.txt",i) -o sprintf("data_%s.dssp",i)') but I received the following error No such file...

I initially thought this is "documented behaviour". ?sprintf says: Numeric variables with __exactly integer__ values will be coerced to integer. (emphasis mine). Turns out this only works when the first value is numeric and not NA, as shown by the following example: > sprintf("%d", as.numeric(c(NA,1))) Error in sprintf("%d", as.nume...

Consider #as.numeric for emphasis sprintf('%d', as.numeric(1)) # [1] "1" vs. sprintf('%d', NA_real_) > Error in sprintf("%d", NA_real_) : invalid format '%d'; use format %f, %e, %g or %a for numeric object > I understand the error is correct, but if it works for other numeric input...

...t.org=20 > [mailto:r-devel-bounces at r-project.org] On Behalf Of Prof Brian Ripley > Sent: Friday, November 14, 2008 2:25 AM > To: Duncan Murdoch > Cc: R-bugs at r-project.org; ocheyett at bonddesk.com;=20 > r-devel at stat.math.ethz.ch > Subject: Re: [Rd] (PR#13283) R crashes on sprintf with bad=20 > format specification >=20 > As R's sprintf is a wrapper for the OS's sprintf, misuse does=20 > run the risk of crashing from OS, and when it does the error=20 > will come from the implementation of sprintf (which for R for=20 > Windows is the Trio library). &...

...ilto:r-devel-bounces at r-project.org] On Behalf Of Prof Brian Ripley >> Sent: Friday, November 14, 2008 2:25 AM >> To: Duncan Murdoch >> Cc: R-bugs at r-project.org; ocheyett at bonddesk.com; >> r-devel at stat.math.ethz.ch >> Subject: Re: [Rd] (PR#13283) R crashes on sprintf with bad >> format specification >> >> As R's sprintf is a wrapper for the OS's sprintf, misuse does >> run the risk of crashing from OS, and when it does the error >> will come from the implementation of sprintf (which for R for >> Windows is the Trio li...

Dear R developers, I am wondering if this should raise an error or a warning. > sprintf('%.f, %.f', 1, 2, 3) [1] "1, 2" I am aware that R has ?numbered? sprintf arguments (sprintf('%1$.f', ?), and in that case, omissing of specific arguments may be intended. But in the usual syntax, omission of an argument is probably a mistake. Thank you for your considera...

...ourse we should be passing integer when we use > %d. It's an edge case in how we printed ITime objects in data.table: > > > On Tue, May 23, 2017 at 11:53 AM, Joris Meys <jorismeys at gmail.com> wrote: > >> I initially thought this is "documented behaviour". ?sprintf says: >> >> Numeric variables with __exactly integer__ values will be coerced to >> integer. (emphasis mine). >> >> Turns out this only works when the first value is numeric and not NA, as >> shown by the following example: >> >> > sprintf("%d...

Dear R-ers, I am a gratuate student from South China University of Technology. I fond the function 'sprintf' in R2.10.1 have a little bug(?): When you type in the example codes: > sprintf("%s is %f feet tall\n", "Sven", 7.1) and R returns: [1] "Sven is 7.100000 feet tall\n" this is very different from the 'sprintf' function in C/C++, for in C/C++, the for...

Dear Tomas,Thank you.Regarding the "unnumbered" arguments, i.e. sprintf('%f %f', 1, 2, 3). This was the case I wanted to report, here a warning can be very useful.Regarding the "numbered" arguments, that is, sprintf('%$1f %$3f', 1, 2, 3). Here, omission of an argument might be intended, for example, in an application with support for multiple...