diff options
Diffstat (limited to 'Build/source/texk/lcdf-typetools/lcdf-typetools-2.100/liblcdf/fixlibc.c')
-rw-r--r-- | Build/source/texk/lcdf-typetools/lcdf-typetools-2.100/liblcdf/fixlibc.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/Build/source/texk/lcdf-typetools/lcdf-typetools-2.100/liblcdf/fixlibc.c b/Build/source/texk/lcdf-typetools/lcdf-typetools-2.100/liblcdf/fixlibc.c new file mode 100644 index 00000000000..d41238daf85 --- /dev/null +++ b/Build/source/texk/lcdf-typetools/lcdf-typetools-2.100/liblcdf/fixlibc.c @@ -0,0 +1,73 @@ +/* Provide definitions for missing or incorrect libc functions. */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif +#include <stdlib.h> +#include <string.h> +#include <ctype.h> +#ifdef __cplusplus +extern "C" { +#endif + +#if !HAVE_STRDUP +char * +strdup(const char *s) +{ + char *t; + int l; + if (!s) + return 0; + l = strlen(s) + 1; + t = (char *)malloc(l); + if (!t) + return 0; + memcpy(t, s, l); + return t; +} +#endif + +#if !HAVE_STRERROR +/* David Mazieres <dm@lcs.mit.edu> assures me that this definition works. */ +char * +strerror(int errno) +{ + extern int sys_nerr; + extern char *sys_errlist[]; + if (errno < 0 || errno >= sys_nerr) + return (char *)"bad error number"; + else + return sys_errlist[errno]; +} +#endif + +#if HAVE_BROKEN_STRTOD +/* On NeXTSTEP, Melissa O'Neill <oneill@cs.sfu.ca> reports that strtod + consumes whitespace after its argument, which makes mminstance (among other + programs) not work. This wrapper gets rid of that whitespace again. + (Originally, we suspected strtol too, but it seems to work, at least in + NeXTSTEP 3.3 patch 2.) */ + +double +good_strtod(const char *nptr, char **endptr) +{ + double d = strtod(nptr, endptr); + if (endptr) + while (*endptr > nptr && isspace((unsigned char) (*endptr)[-1])) + (*endptr)--; + return d; +} +#endif + +#if !HAVE_STRNLEN || HAVE_BROKEN_STRNLEN +size_t +strnlen(const char *s, size_t maxlen) +{ + const char *p = (const char *) memchr(s, 0, maxlen); + return p ? p - s : maxlen; +} +#endif + +#ifdef __cplusplus +} +#endif |